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dev.ttsby.com/plugins/ckeditor5/21.0.0/classic/build/ckeditor.js
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2023-04-17 11:06:08 +09:00

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/*!
* @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md.
*/
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right":"","Insert image":"이미지 삽입","Insert media":"미디어 삽입","Insert paragraph after block":"","Insert paragraph before block":"","Insert row above":"","Insert row below":"","Insert table":"테이블 삽입",Italic:"기울임꼴","Left aligned image":"왼쪽 정렬","Light blue":"연한 파랑","Light green":"밝은 초록","Light grey":"밝은 회색",Link:"링크","Link URL":"링크 주소","Media URL":"미디어 URL","media widget":"미디어 위젯","Merge cell down":"","Merge cell left":"","Merge cell right":"","Merge cell up":"","Merge cells":"",Next:"다음","Numbered List":"번호매기기","Open in a new tab":"새 탭에서 열기","Open link in new tab":"새 탭에서 링크 열기",Orange:"주황",Paragraph:"문단","Paste the media URL in the input.":"미디어 URL을 입력해주세요.",Previous:"이전",Purple:"보라",Red:"빨강",Redo:"다시 실행","Remove color":"색상 지우기","Remove Format":"서식 지우기","Rich Text Editor":"","Rich Text Editor, %0":"","Right aligned image":"오른쪽 정렬",Row:"",Save:"저장","Select all":"전체 선택","Select column":"","Select row":"","Show more items":"더보기","Side image":"내부 우측 정렬",Small:"작은","Split cell 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o=n(83);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports=":root{--ck-image-style-spacing:1.5em}.ck-content .image-style-align-center,.ck-content .image-style-align-left,.ck-content .image-style-align-right,.ck-content .image-style-side{max-width:50%}.ck-content .image-style-side{float:right;margin-left:var(--ck-image-style-spacing)}.ck-content .image-style-align-left{float:left;margin-right:var(--ck-image-style-spacing)}.ck-content .image-style-align-center{margin-left:auto;margin-right:auto}.ck-content .image-style-align-right{float:right;margin-left:var(--ck-image-style-spacing)}"},function(t,e,n){var i=n(1);var o=n(85);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports=".ck.ck-editor__editable .image{position:relative}.ck.ck-editor__editable .image .ck-progress-bar{position:absolute;top:0;left:0}.ck.ck-editor__editable .image.ck-appear{animation:fadeIn .7s}.ck.ck-editor__editable .image .ck-progress-bar{height:2px;width:0;background:var(--ck-color-upload-bar-background);transition:width .1s}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}"},function(t,e,n){var i=n(1);var o=n(87);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports='.ck-image-upload-complete-icon{display:block;position:absolute;top:10px;right:10px;border-radius:50%}.ck-image-upload-complete-icon:after{content:"";position:absolute}:root{--ck-color-image-upload-icon:#fff;--ck-color-image-upload-icon-background:#008a00;--ck-image-upload-icon-size:20px;--ck-image-upload-icon-width:2px}.ck-image-upload-complete-icon{width:var(--ck-image-upload-icon-size);height:var(--ck-image-upload-icon-size);opacity:0;background:var(--ck-color-image-upload-icon-background);animation-name:ck-upload-complete-icon-show,ck-upload-complete-icon-hide;animation-fill-mode:forwards,forwards;animation-duration:.5s,.5s;font-size:var(--ck-image-upload-icon-size);animation-delay:0ms,3s}.ck-image-upload-complete-icon:after{left:25%;top:50%;opacity:0;height:0;width:0;transform:scaleX(-1) rotate(135deg);transform-origin:left top;border-top:var(--ck-image-upload-icon-width) solid var(--ck-color-image-upload-icon);border-right:var(--ck-image-upload-icon-width) solid var(--ck-color-image-upload-icon);animation-name:ck-upload-complete-icon-check;animation-duration:.5s;animation-delay:.5s;animation-fill-mode:forwards;box-sizing:border-box}@keyframes ck-upload-complete-icon-show{0%{opacity:0}to{opacity:1}}@keyframes ck-upload-complete-icon-hide{0%{opacity:1}to{opacity:0}}@keyframes ck-upload-complete-icon-check{0%{opacity:1;width:0;height:0}33%{width:.3em;height:0}to{opacity:1;width:.3em;height:.45em}}'},function(t,e,n){var i=n(1);var o=n(89);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports='.ck .ck-upload-placeholder-loader{position:absolute;display:flex;align-items:center;justify-content:center;top:0;left:0}.ck .ck-upload-placeholder-loader:before{content:"";position:relative}:root{--ck-color-upload-placeholder-loader:#b3b3b3;--ck-upload-placeholder-loader-size:32px}.ck .ck-image-upload-placeholder{width:100%;margin:0}.ck .ck-upload-placeholder-loader{width:100%;height:100%}.ck .ck-upload-placeholder-loader:before{width:var(--ck-upload-placeholder-loader-size);height:var(--ck-upload-placeholder-loader-size);border-radius:50%;border-top:3px solid var(--ck-color-upload-placeholder-loader);border-right:2px solid transparent;animation:ck-upload-placeholder-loader 1s linear infinite}@keyframes ck-upload-placeholder-loader{to{transform:rotate(1turn)}}'},function(t,e,n){var i=n(1);var o=n(91);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports=".ck.ck-link-form{display:flex}.ck.ck-link-form .ck-label{display:none}@media screen and (max-width:600px){.ck.ck-link-form{flex-wrap:wrap}.ck.ck-link-form .ck-labeled-field-view{flex-basis:100%}.ck.ck-link-form .ck-button{flex-basis:50%}}.ck.ck-link-form_layout-vertical{display:block}.ck.ck-link-form{padding:var(--ck-spacing-standard)}.ck.ck-link-form:focus{outline:none}[dir=ltr] .ck.ck-link-form>:not(:first-child),[dir=rtl] .ck.ck-link-form>:not(:last-child){margin-left:var(--ck-spacing-standard)}@media screen and (max-width:600px){.ck.ck-link-form{padding:0;width:calc(0.8*var(--ck-input-text-width))}.ck.ck-link-form .ck-labeled-field-view{margin:var(--ck-spacing-standard) var(--ck-spacing-standard) 0}.ck.ck-link-form .ck-labeled-field-view .ck-input-text{min-width:0;width:100%}.ck.ck-link-form .ck-button{padding:var(--ck-spacing-standard);margin-top:var(--ck-spacing-standard);border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border)}[dir=ltr] .ck.ck-link-form .ck-button{margin-left:0}[dir=ltr] .ck.ck-link-form .ck-button:first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-form .ck-button{margin-left:0}[dir=rtl] .ck.ck-link-form .ck-button:last-of-type{border-right:1px solid var(--ck-color-base-border)}}.ck.ck-link-form_layout-vertical{padding:0;min-width:var(--ck-input-text-width)}.ck.ck-link-form_layout-vertical .ck-labeled-field-view{margin:var(--ck-spacing-standard) var(--ck-spacing-standard) var(--ck-spacing-small)}.ck.ck-link-form_layout-vertical .ck-labeled-field-view .ck-input-text{min-width:0;width:100%}.ck.ck-link-form_layout-vertical .ck-button{padding:var(--ck-spacing-standard);margin:0;border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border);width:50%}[dir=ltr] .ck.ck-link-form_layout-vertical .ck-button{margin-left:0}[dir=ltr] .ck.ck-link-form_layout-vertical .ck-button:first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-form_layout-vertical .ck-button{margin-left:0}[dir=rtl] .ck.ck-link-form_layout-vertical .ck-button:last-of-type{border-right:1px solid var(--ck-color-base-border)}.ck.ck-link-form_layout-vertical .ck.ck-list{margin-left:0}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton{border:0;width:100%}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton:hover{background:none}"},function(t,e,n){var i=n(1);var o=n(93);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports=".ck.ck-link-actions{display:flex;flex-direction:row;flex-wrap:nowrap}.ck.ck-link-actions .ck-link-actions__preview{display:inline-block}.ck.ck-link-actions .ck-link-actions__preview .ck-button__label{overflow:hidden}@media screen and (max-width:600px){.ck.ck-link-actions{flex-wrap:wrap}.ck.ck-link-actions .ck-link-actions__preview{flex-basis:100%}.ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){flex-basis:50%}}.ck.ck-link-actions{padding:var(--ck-spacing-standard)}.ck.ck-link-actions .ck-button.ck-link-actions__preview{padding-left:0;padding-right:0}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label{padding:0 var(--ck-spacing-medium);color:var(--ck-color-link-default);text-overflow:ellipsis;cursor:pointer;max-width:var(--ck-input-text-width);min-width:3em;text-align:center}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label:hover{text-decoration:underline}.ck.ck-link-actions .ck-button.ck-link-actions__preview,.ck.ck-link-actions .ck-button.ck-link-actions__preview:active,.ck.ck-link-actions .ck-button.ck-link-actions__preview:focus,.ck.ck-link-actions .ck-button.ck-link-actions__preview:hover{background:none}.ck.ck-link-actions .ck-button.ck-link-actions__preview:active{box-shadow:none}.ck.ck-link-actions .ck-button.ck-link-actions__preview:focus .ck-button__label{text-decoration:underline}.ck.ck-link-actions:focus{outline:none}[dir=ltr] .ck.ck-link-actions .ck-button:not(:first-child),[dir=rtl] .ck.ck-link-actions .ck-button:not(:last-child){margin-left:var(--ck-spacing-standard)}@media screen and (max-width:600px){.ck.ck-link-actions{padding:0;width:calc(0.8*var(--ck-input-text-width))}.ck.ck-link-actions .ck-button.ck-link-actions__preview{margin:var(--ck-spacing-standard) var(--ck-spacing-standard) 0}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label{min-width:0;max-width:100%}.ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){padding:var(--ck-spacing-standard);margin-top:var(--ck-spacing-standard);border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border)}[dir=ltr] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){margin-left:0}[dir=ltr] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview):first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){margin-left:0}[dir=rtl] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview):last-of-type{border-right:1px solid var(--ck-color-base-border)}}"},function(t,e,n){var i=n(1);var o=n(95);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var s={injectType:"singletonStyleTag",attributes:{"data-cke":true}};s.insert="head";s.singleton=true;var r=i(o,s);t.exports=o.locals||{}},function(t,e){t.exports='.ck-media__wrapper .ck-media__placeholder{display:flex;flex-direction:column;align-items:center}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url .ck-tooltip{display:block}@media (hover:none){.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url .ck-tooltip{display:none}}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url{max-width:100%;position:relative}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url:hover .ck-tooltip{visibility:visible;opacity:1}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url .ck-media__placeholder__url__text{overflow:hidden;display:block}.ck-media__wrapper[data-oembed-url*="facebook.com"] .ck-media__placeholder__icon *,.ck-media__wrapper[data-oembed-url*="google.com/maps"] .ck-media__placeholder__icon *,.ck-media__wrapper[data-oembed-url*="instagram.com"] .ck-media__placeholder__icon *,.ck-media__wrapper[data-oembed-url*="twitter.com"] .ck-media__placeholder__icon *{display:none}.ck-editor__editable:not(.ck-read-only) .ck-media__wrapper>:not(.ck-media__placeholder),.ck-editor__editable:not(.ck-read-only) .ck-widget:not(.ck-widget_selected) .ck-media__placeholder{pointer-events:none}:root{--ck-media-embed-placeholder-icon-size:3em;--ck-color-media-embed-placeholder-url-text:#757575;--ck-color-media-embed-placeholder-url-text-hover:var(--ck-color-base-text)}.ck-media__wrapper{margin:0 auto}.ck-media__wrapper .ck-media__placeholder{padding:calc(3*var(--ck-spacing-standard));background:var(--ck-color-base-foreground)}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__icon{min-width:var(--ck-media-embed-placeholder-icon-size);height:var(--ck-media-embed-placeholder-icon-size);margin-bottom:var(--ck-spacing-large);background-position:50%;background-size:cover}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__icon .ck-icon{width:100%;height:100%}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url__text{color:var(--ck-color-media-embed-placeholder-url-text);white-space:nowrap;text-align:center;font-style:italic;text-overflow:ellipsis}.ck-media__wrapper .ck-media__placeholder 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Yc=Symbol("boundProperties");const Kc={set(t,e){if(ct(t)){Object.keys(t).forEach(e=>{this.set(e,t[e])},this);return}Jc(this);const n=this[$c];if(t in this&&!n.has(t)){throw new rr["b"]("observable-set-cannot-override: Cannot override an existing property.",this)}Object.defineProperty(this,t,{enumerable:true,configurable:true,get(){return n.get(t)},set(e){const i=n.get(t);let o=this.fire("set:"+t,t,e,i);if(o===undefined){o=e}if(i!==o||!n.has(t)){n.set(t,o);this.fire("change:"+t,t,o,i)}}});this[t]=e},bind(...t){if(!t.length||!el(t)){throw new rr["b"]("observable-bind-wrong-properties: All properties must be strings.",this)}if(new Set(t).size!==t.length){throw new rr["b"]("observable-bind-duplicate-properties: Properties must be unique.",this)}Jc(this);const e=this[Yc];t.forEach(t=>{if(e.has(t)){throw new rr["b"]("observable-bind-rebind: Cannot bind the same property more than once.",this)}});const n=new Map;t.forEach(t=>{const i={property:t,to:[]};e.set(t,i);n.set(t,i)});return{to:Zc,toMany:Xc,_observable:this,_bindProperties:t,_to:[],_bindings:n}},unbind(...t){if(!this[$c]){return}const e=this[Yc];const n=this[Gc];if(t.length){if(!el(t)){throw new rr["b"]("observable-unbind-wrong-properties: Properties must be strings.",this)}t.forEach(t=>{const i=e.get(t);if(!i){return}let o,s,r,a;i.to.forEach(t=>{o=t[0];s=t[1];r=n.get(o);a=r[s];a.delete(i);if(!a.size){delete r[s]}if(!Object.keys(r).length){n.delete(o);this.stopListening(o,"change")}});e.delete(t)})}else{n.forEach((t,e)=>{this.stopListening(e,"change")});n.clear();e.clear()}},decorate(t){const e=this[t];if(!e){throw new rr["b"]("observablemixin-cannot-decorate-undefined: Cannot decorate an undefined method.",this,{object:this,methodName:t})}this.on(t,(t,n)=>{t.return=e.apply(this,n)});this[t]=function(...e){return this.fire(t,e)}}};Wc(Kc,dr);var Qc=Kc;function Jc(t){if(t[$c]){return}Object.defineProperty(t,$c,{value:new Map});Object.defineProperty(t,Gc,{value:new Map});Object.defineProperty(t,Yc,{value:new Map})}function Zc(...t){const e=nl(...t);const n=Array.from(this._bindings.keys());const i=n.length;if(!e.callback&&e.to.length>1){throw new rr["b"]("observable-bind-to-no-callback: Binding multiple observables only possible with callback.",this)}if(i>1&&e.callback){throw new rr["b"]("observable-bind-to-extra-callback: Cannot bind multiple properties and use a callback in one binding.",this)}e.to.forEach(t=>{if(t.properties.length&&t.properties.length!==i){throw new rr["b"]("observable-bind-to-properties-length: The number of properties must match.",this)}if(!t.properties.length){t.properties=this._bindProperties}});this._to=e.to;if(e.callback){this._bindings.get(n[0]).callback=e.callback}rl(this._observable,this._to);ol(this);this._bindProperties.forEach(t=>{sl(this._observable,t)})}function Xc(t,e,n){if(this._bindings.size>1){throw new rr["b"]("observable-bind-to-many-not-one-binding: Cannot bind multiple properties with toMany().",this)}this.to(...tl(t,e),n)}function tl(t,e){const n=t.map(t=>[t,e]);return Array.prototype.concat.apply([],n)}function el(t){return t.every(t=>typeof t=="string")}function nl(...t){if(!t.length){throw new rr["b"]("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null)}const e={to:[]};let n;if(typeof t[t.length-1]=="function"){e.callback=t.pop()}t.forEach(t=>{if(typeof t=="string"){n.properties.push(t)}else if(typeof t=="object"){n={observable:t,properties:[]};e.to.push(n)}else{throw new rr["b"]("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null)}});return e}function il(t,e,n,i){const o=t[Gc];const s=o.get(n);const r=s||{};if(!r[i]){r[i]=new Set}r[i].add(e);if(!s){o.set(n,r)}}function ol(t){let e;t._bindings.forEach((n,i)=>{t._to.forEach(o=>{e=o.properties[n.callback?0:t._bindProperties.indexOf(i)];n.to.push([o.observable,e]);il(t._observable,n,o.observable,e)})})}function sl(t,e){const n=t[Yc];const i=n.get(e);let o;if(i.callback){o=i.callback.apply(t,i.to.map(t=>t[0][t[1]]))}else{o=i.to[0];o=o[0][o[1]]}if(t.hasOwnProperty(e)){t[e]=o}else{t.set(e,o)}}function rl(t,e){e.forEach(e=>{const n=t[Gc];let i;if(!n.get(e.observable)){t.listenTo(e.observable,"change",(o,s)=>{i=n.get(e.observable)[s];if(i){i.forEach(e=>{sl(t,e.property)})}})}})}class al extends Uc{constructor(t,e,n,i){super(t,e,n,i);this.set("isReadOnly",false);this.set("isFocused",false);this.bind("isReadOnly").to(t);this.bind("isFocused").to(t,"isFocused",e=>e&&t.selection.editableElement==this);this.listenTo(t.selection,"change",()=>{this.isFocused=t.isFocused&&t.selection.editableElement==this})}is(t,e=null){if(!e){return t==="editableElement"||t==="view:editableElement"||t==="containerElement"||t==="view:containerElement"||t===this.name||t==="view:"+this.name||t==="element"||t==="view:element"||t==="node"||t==="view:node"}else{return e===this.name&&(t==="editableElement"||t==="view:editableElement"||t==="containerElement"||t==="view:containerElement"||t==="element"||t==="view:element")}}destroy(){this.stopListening()}}yr(al,Qc);const cl=Symbol("rootName");class ll extends al{constructor(t,e){super(t,e);this.rootName="main"}is(t,e=null){if(!e){return t==="rootElement"||t==="view:rootElement"||t==="editableElement"||t==="view:editableElement"||t==="containerElement"||t==="view:containerElement"||t===this.name||t==="view:"+this.name||t==="element"||t==="view:element"||t==="node"||t==="view:node"}else{return e===this.name&&(t==="rootElement"||t==="view:rootElement"||t==="editableElement"||t==="view:editableElement"||t==="containerElement"||t==="view:containerElement"||t==="element"||t==="view:element")}}get rootName(){return this.getCustomProperty(cl)}set rootName(t){this._setCustomProperty(cl,t)}set _name(t){this.name=t}}class dl{constructor(t={}){if(!t.boundaries&&!t.startPosition){throw new rr["b"]("view-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null)}if(t.direction&&t.direction!="forward"&&t.direction!="backward"){throw new rr["b"]("view-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t.startPosition,{direction:t.direction})}this.boundaries=t.boundaries||null;if(t.startPosition){this.position=ul._createAt(t.startPosition)}else{this.position=ul._createAt(t.boundaries[t.direction=="backward"?"end":"start"])}this.direction=t.direction||"forward";this.singleCharacters=!!t.singleCharacters;this.shallow=!!t.shallow;this.ignoreElementEnd=!!t.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}skip(t){let e,n,i;do{i=this.position;({done:e,value:n}=this.next())}while(!e&&t(n));if(!e){this.position=i}}next(){if(this.direction=="forward"){return this._next()}else{return this._previous()}}_next(){let t=this.position.clone();const e=this.position;const n=t.parent;if(n.parent===null&&t.offset===n.childCount){return{done:true}}if(n===this._boundaryEndParent&&t.offset==this.boundaries.end.offset){return{done:true}}let i;if(n instanceof zr){if(t.isAtEnd){this.position=ul._createAfter(n);return this._next()}i=n.data[t.offset]}else{i=n.getChild(t.offset)}if(i instanceof jc){if(!this.shallow){t=new ul(i,0)}else{t.offset++}this.position=t;return this._formatReturnValue("elementStart",i,e,t,1)}else if(i instanceof zr){if(this.singleCharacters){t=new ul(i,0);this.position=t;return this._next()}else{let n=i.data.length;let o;if(i==this._boundaryEndParent){n=this.boundaries.end.offset;o=new Fr(i,0,n);t=ul._createAfter(o)}else{o=new Fr(i,0,i.data.length);t.offset++}this.position=t;return this._formatReturnValue("text",o,e,t,n)}}else if(typeof i=="string"){let i;if(this.singleCharacters){i=1}else{const e=n===this._boundaryEndParent?this.boundaries.end.offset:n.data.length;i=e-t.offset}const o=new Fr(n,t.offset,i);t.offset+=i;this.position=t;return this._formatReturnValue("text",o,e,t,i)}else{t=ul._createAfter(n);this.position=t;if(this.ignoreElementEnd){return this._next()}else{return this._formatReturnValue("elementEnd",n,e,t)}}}_previous(){let t=this.position.clone();const e=this.position;const n=t.parent;if(n.parent===null&&t.offset===0){return{done:true}}if(n==this._boundaryStartParent&&t.offset==this.boundaries.start.offset){return{done:true}}let i;if(n instanceof zr){if(t.isAtStart){this.position=ul._createBefore(n);return this._previous()}i=n.data[t.offset-1]}else{i=n.getChild(t.offset-1)}if(i instanceof jc){if(!this.shallow){t=new ul(i,i.childCount);this.position=t;if(this.ignoreElementEnd){return this._previous()}else{return this._formatReturnValue("elementEnd",i,e,t)}}else{t.offset--;this.position=t;return this._formatReturnValue("elementStart",i,e,t,1)}}else if(i instanceof zr){if(this.singleCharacters){t=new ul(i,i.data.length);this.position=t;return this._previous()}else{let n=i.data.length;let o;if(i==this._boundaryStartParent){const e=this.boundaries.start.offset;o=new Fr(i,e,i.data.length-e);n=o.data.length;t=ul._createBefore(o)}else{o=new Fr(i,0,i.data.length);t.offset--}this.position=t;return this._formatReturnValue("text",o,e,t,n)}}else if(typeof i=="string"){let i;if(!this.singleCharacters){const e=n===this._boundaryStartParent?this.boundaries.start.offset:0;i=t.offset-e}else{i=1}t.offset-=i;const o=new Fr(n,t.offset,i);this.position=t;return this._formatReturnValue("text",o,e,t,i)}else{t=ul._createBefore(n);this.position=t;return this._formatReturnValue("elementStart",n,e,t,1)}}_formatReturnValue(t,e,n,i,o){if(e instanceof Fr){if(e.offsetInText+e.data.length==e.textNode.data.length){if(this.direction=="forward"&&!(this.boundaries&&this.boundaries.end.isEqual(this.position))){i=ul._createAfter(e.textNode);this.position=i}else{n=ul._createAfter(e.textNode)}}if(e.offsetInText===0){if(this.direction=="backward"&&!(this.boundaries&&this.boundaries.start.isEqual(this.position))){i=ul._createBefore(e.textNode);this.position=i}else{n=ul._createBefore(e.textNode)}}}return{done:false,value:{type:t,item:e,previousPosition:n,nextPosition:i,length:o}}}}class ul{constructor(t,e){this.parent=t;this.offset=e}get nodeAfter(){if(this.parent.is("text")){return null}return this.parent.getChild(this.offset)||null}get nodeBefore(){if(this.parent.is("text")){return null}return this.parent.getChild(this.offset-1)||null}get isAtStart(){return this.offset===0}get isAtEnd(){const t=this.parent.is("text")?this.parent.data.length:this.parent.childCount;return this.offset===t}get root(){return this.parent.root}get editableElement(){let t=this.parent;while(!(t instanceof al)){if(t.parent){t=t.parent}else{return null}}return t}getShiftedBy(t){const e=ul._createAt(this);const n=e.offset+t;e.offset=n<0?0:n;return e}getLastMatchingPosition(t,e={}){e.startPosition=this;const n=new dl(e);n.skip(t);return n.position}getAncestors(){if(this.parent.is("documentFragment")){return[this.parent]}else{return this.parent.getAncestors({includeSelf:true})}}getCommonAncestor(t){const e=this.getAncestors();const n=t.getAncestors();let i=0;while(e[i]==n[i]&&e[i]){i++}return i===0?null:e[i-1]}is(t){return t==="position"||t==="view:position"}isEqual(t){return this.parent==t.parent&&this.offset==t.offset}isBefore(t){return this.compareWith(t)=="before"}isAfter(t){return this.compareWith(t)=="after"}compareWith(t){if(this.root!==t.root){return"different"}if(this.isEqual(t)){return"same"}const e=this.parent.is("node")?this.parent.getPath():[];const n=t.parent.is("node")?t.parent.getPath():[];e.push(this.offset);n.push(t.offset);const i=Dr(e,n);switch(i){case"prefix":return"before";case"extension":return"after";default:return e[i]<n[i]?"before":"after"}}getWalker(t={}){t.startPosition=this;return new dl(t)}clone(){return new ul(this.parent,this.offset)}static _createAt(t,e){if(t instanceof ul){return new this(t.parent,t.offset)}else{const n=t;if(e=="end"){e=n.is("text")?n.data.length:n.childCount}else if(e=="before"){return this._createBefore(n)}else if(e=="after"){return this._createAfter(n)}else if(e!==0&&!e){throw new rr["b"]("view-createPositionAt-offset-required: "+"View#createPositionAt() requires the offset when the first parameter is a view item.",n)}return new ul(n,e)}}static _createAfter(t){if(t.is("textProxy")){return new ul(t.textNode,t.offsetInText+t.data.length)}if(!t.parent){throw new rr["b"]("view-position-after-root: You can not make position after root.",t,{root:t})}return new ul(t.parent,t.index+1)}static _createBefore(t){if(t.is("textProxy")){return new ul(t.textNode,t.offsetInText)}if(!t.parent){throw new rr["b"]("view-position-before-root: You can not make position before root.",t,{root:t})}return new ul(t.parent,t.index)}}class hl{constructor(t,e=null){this.start=t.clone();this.end=e?e.clone():t.clone()}*[Symbol.iterator](){yield*new dl({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let t=this.start.getLastMatchingPosition(fl,{direction:"backward"});let e=this.end.getLastMatchingPosition(fl);if(t.parent.is("text")&&t.isAtStart){t=ul._createBefore(t.parent)}if(e.parent.is("text")&&e.isAtEnd){e=ul._createAfter(e.parent)}return new hl(t,e)}getTrimmed(){let t=this.start.getLastMatchingPosition(fl);if(t.isAfter(this.end)||t.isEqual(this.end)){return new hl(t,t)}let e=this.end.getLastMatchingPosition(fl,{direction:"backward"});const n=t.nodeAfter;const i=e.nodeBefore;if(n&&n.is("text")){t=new ul(n,0)}if(i&&i.is("text")){e=new ul(i,i.data.length)}return new hl(t,e)}isEqual(t){return this==t||this.start.isEqual(t.start)&&this.end.isEqual(t.end)}containsPosition(t){return t.isAfter(this.start)&&t.isBefore(this.end)}containsRange(t,e=false){if(t.isCollapsed){e=false}const n=this.containsPosition(t.start)||e&&this.start.isEqual(t.start);const i=this.containsPosition(t.end)||e&&this.end.isEqual(t.end);return n&&i}getDifference(t){const e=[];if(this.isIntersecting(t)){if(this.containsPosition(t.start)){e.push(new hl(this.start,t.start))}if(this.containsPosition(t.end)){e.push(new hl(t.end,this.end))}}else{e.push(this.clone())}return e}getIntersection(t){if(this.isIntersecting(t)){let e=this.start;let n=this.end;if(this.containsPosition(t.start)){e=t.start}if(this.containsPosition(t.end)){n=t.end}return new hl(e,n)}return null}getWalker(t={}){t.boundaries=this;return new dl(t)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}let t=this.start.nodeAfter;let e=this.end.nodeBefore;if(this.start.parent.is("text")&&this.start.isAtEnd&&this.start.parent.nextSibling){t=this.start.parent.nextSibling}if(this.end.parent.is("text")&&this.end.isAtStart&&this.end.parent.previousSibling){e=this.end.parent.previousSibling}if(t&&t.is("element")&&t===e){return t}return null}clone(){return new hl(this.start,this.end)}*getItems(t={}){t.boundaries=this;t.ignoreElementEnd=true;const e=new dl(t);for(const t of e){yield t.item}}*getPositions(t={}){t.boundaries=this;const e=new dl(t);yield e.position;for(const t of e){yield t.nextPosition}}is(t){return t==="range"||t==="view:range"}isIntersecting(t){return this.start.isBefore(t.end)&&this.end.isAfter(t.start)}static _createFromParentsAndOffsets(t,e,n,i){return new this(new ul(t,e),new ul(n,i))}static _createFromPositionAndShift(t,e){const n=t;const i=t.getShiftedBy(e);return e>0?new this(n,i):new this(i,n)}static _createIn(t){return this._createFromParentsAndOffsets(t,0,t,t.childCount)}static _createOn(t){const e=t.is("textProxy")?t.offsetSize:1;return this._createFromPositionAndShift(ul._createBefore(t),e)}}function fl(t){if(t.item.is("attributeElement")||t.item.is("uiElement")){return true}return false}function ml(t){let e=0;for(const n of t){e++}return e}class gl{constructor(t=null,e,n){this._ranges=[];this._lastRangeBackward=false;this._isFake=false;this._fakeSelectionLabel="";this.setTo(t,e,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length){return null}const t=this._ranges[this._ranges.length-1];const e=this._lastRangeBackward?t.end:t.start;return e.clone()}get focus(){if(!this._ranges.length){return null}const t=this._ranges[this._ranges.length-1];const e=this._lastRangeBackward?t.start:t.end;return e.clone()}get isCollapsed(){return this.rangeCount===1&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){if(this.anchor){return this.anchor.editableElement}return null}*getRanges(){for(const t of this._ranges){yield t.clone()}}getFirstRange(){let t=null;for(const e of this._ranges){if(!t||e.start.isBefore(t.start)){t=e}}return t?t.clone():null}getLastRange(){let t=null;for(const e of this._ranges){if(!t||e.end.isAfter(t.end)){t=e}}return t?t.clone():null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}isEqual(t){if(this.isFake!=t.isFake){return false}if(this.isFake&&this.fakeSelectionLabel!=t.fakeSelectionLabel){return false}if(this.rangeCount!=t.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus)){return false}for(const e of this._ranges){let n=false;for(const i of t._ranges){if(e.isEqual(i)){n=true;break}}if(!n){return false}}return true}isSimilar(t){if(this.isBackward!=t.isBackward){return false}const e=ml(this.getRanges());const n=ml(t.getRanges());if(e!=n){return false}if(e==0){return true}for(let e of this.getRanges()){e=e.getTrimmed();let n=false;for(let i of t.getRanges()){i=i.getTrimmed();if(e.start.isEqual(i.start)&&e.end.isEqual(i.end)){n=true;break}}if(!n){return false}}return true}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}setTo(t,e,n){if(t===null){this._setRanges([]);this._setFakeOptions(e)}else if(t instanceof gl||t instanceof pl){this._setRanges(t.getRanges(),t.isBackward);this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel})}else if(t instanceof hl){this._setRanges([t],e&&e.backward);this._setFakeOptions(e)}else if(t instanceof ul){this._setRanges([new hl(t)]);this._setFakeOptions(e)}else if(t instanceof Br){const i=!!n&&!!n.backward;let o;if(e===undefined){throw new rr["b"]("view-selection-setTo-required-second-parameter: "+"selection.setTo requires the second parameter when the first parameter is a node.",this)}else if(e=="in"){o=hl._createIn(t)}else if(e=="on"){o=hl._createOn(t)}else{o=new hl(ul._createAt(t,e))}this._setRanges([o],i);this._setFakeOptions(n)}else if(vr(t)){this._setRanges(t,e&&e.backward);this._setFakeOptions(e)}else{throw new rr["b"]("view-selection-setTo-not-selectable: Cannot set selection to given place.",this)}this.fire("change")}setFocus(t,e){if(this.anchor===null){throw new rr["b"]("view-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",this)}const n=ul._createAt(t,e);if(n.compareWith(this.focus)=="same"){return}const i=this.anchor;this._ranges.pop();if(n.compareWith(i)=="before"){this._addRange(new hl(n,i),true)}else{this._addRange(new hl(i,n))}this.fire("change")}is(t){return t==="selection"||t==="view:selection"}_setRanges(t,e=false){t=Array.from(t);this._ranges=[];for(const e of t){this._addRange(e)}this._lastRangeBackward=!!e}_setFakeOptions(t={}){this._isFake=!!t.fake;this._fakeSelectionLabel=t.fake?t.label||"":""}_addRange(t,e=false){if(!(t instanceof hl)){throw new rr["b"]("view-selection-add-range-not-range: "+"Selection range set to an object that is not an instance of view.Range",this)}this._pushRange(t);this._lastRangeBackward=!!e}_pushRange(t){for(const e of this._ranges){if(t.isIntersecting(e)){throw new rr["b"]("view-selection-range-intersects: Trying to add a range that intersects with another range from selection.",this,{addedRange:t,intersectingRange:e})}}this._ranges.push(new hl(t.start,t.end))}}yr(gl,dr);class pl{constructor(t=null,e,n){this._selection=new gl;this._selection.delegate("change").to(this);this._selection.setTo(t,e,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(t){return this._selection.isEqual(t)}isSimilar(t){return this._selection.isSimilar(t)}is(t){return t==="selection"||t=="documentSelection"||t=="view:selection"||t=="view:documentSelection"}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setFocus(t,e){this._selection.setFocus(t,e)}}yr(pl,dr);class bl{constructor(t){this.selection=new pl;this.roots=new xr({idProperty:"rootName"});this.stylesProcessor=t;this.set("isReadOnly",false);this.set("isFocused",false);this.set("isComposing",false);this._postFixers=new Set}getRoot(t="main"){return this.roots.get(t)}registerPostFixer(t){this._postFixers.add(t)}destroy(){this.roots.map(t=>t.destroy());this.stopListening()}_callPostFixers(t){let e=false;do{for(const n of this._postFixers){e=n(t);if(e){break}}}while(e)}}yr(bl,Qc);const wl=10;class kl extends jc{constructor(t,e,n,i){super(t,e,n,i);this.getFillerOffset=_l;this._priority=wl;this._id=null;this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(this.id===null){throw new rr["b"]("attribute-element-get-elements-with-same-id-no-id: "+"Cannot get elements with the same id for an attribute element without id.",this)}return new Set(this._clonesGroup)}is(t,e=null){if(!e){return t==="attributeElement"||t==="view:attributeElement"||t===this.name||t==="view:"+this.name||t==="element"||t==="view:element"||t==="node"||t==="view:node"}else{return e===this.name&&(t==="attributeElement"||t==="view:attributeElement"||t==="element"||t==="view:element")}}isSimilar(t){if(this.id!==null||t.id!==null){return this.id===t.id}return super.isSimilar(t)&&this.priority==t.priority}_clone(t){const e=super._clone(t);e._priority=this._priority;e._id=this._id;return e}}kl.DEFAULT_PRIORITY=wl;function _l(){if(vl(this)){return null}let t=this.parent;while(t&&t.is("attributeElement")){if(vl(t)>1){return null}t=t.parent}if(!t||vl(t)>1){return null}return this.childCount}function vl(t){return Array.from(t.getChildren()).filter(t=>!t.is("uiElement")).length}class yl extends jc{constructor(t,e,n,i){super(t,e,n,i);this.getFillerOffset=xl}is(t,e=null){if(!e){return t==="emptyElement"||t==="view:emptyElement"||t===this.name||t==="view:"+this.name||t==="element"||t==="view:element"||t==="node"||t==="view:node"}else{return e===this.name&&(t==="emptyElement"||t==="view:emptyElement"||t==="element"||t==="view:element")}}_insertChild(t,e){if(e&&(e instanceof Br||Array.from(e).length>0)){throw new rr["b"]("view-emptyelement-cannot-add: Cannot add child nodes to EmptyElement instance.",[this,e])}}}function xl(){return null}const Al=navigator.userAgent.toLowerCase();const Cl={isMac:Sl(Al),isGecko:Pl(Al),isSafari:El(Al),isAndroid:Ml(Al),features:{isRegExpUnicodePropertySupported:Il()}};var Tl=Cl;function Sl(t){return t.indexOf("macintosh")>-1}function Pl(t){return!!t.match(/gecko\/\d+/)}function El(t){return t.indexOf(" applewebkit/")>-1&&t.indexOf("chrome")===-1}function Ml(t){return t.indexOf("android")>-1}function Il(){let t=false;try{t="ć".search(new RegExp("[\\p{L}]","u"))===0}catch(t){}return t}const Nl={"⌘":"ctrl","⇧":"shift","⌥":"alt"};const Ol={ctrl:"⌘",shift:"⇧",alt:"⌥"};const Rl=jl();function Dl(t){let e;if(typeof t=="string"){e=Rl[t.toLowerCase()];if(!e){throw new rr["b"]("keyboard-unknown-key: Unknown key name.",null,{key:t})}}else{e=t.keyCode+(t.altKey?Rl.alt:0)+(t.ctrlKey?Rl.ctrl:0)+(t.shiftKey?Rl.shift:0)}return e}function Ll(t){if(typeof t=="string"){t=Bl(t)}return t.map(t=>typeof t=="string"?Dl(t):t).reduce((t,e)=>e+t,0)}function Vl(t){if(!Tl.isMac){return t}return Bl(t).map(t=>Ol[t.toLowerCase()]||t).reduce((t,e)=>{if(t.slice(-1)in Nl){return t+e}else{return t+"+"+e}})}function jl(){const t={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,cmd:1114112,shift:2228224,alt:4456448};for(let e=65;e<=90;e++){const n=String.fromCharCode(e);t[n.toLowerCase()]=e}for(let e=48;e<=57;e++){t[e-48]=e}for(let e=112;e<=123;e++){t["f"+(e-111)]=e}return t}function Bl(t){return t.split(/\s*\+\s*/)}class zl extends jc{constructor(t,e,n,i){super(t,e,n,i);this.getFillerOffset=Ul}is(t,e=null){if(!e){return t==="uiElement"||t==="view:uiElement"||t===this.name||t==="view:"+this.name||t==="element"||t==="view:element"||t==="node"||t==="view:node"}else{return e===this.name&&(t==="uiElement"||t==="view:uiElement"||t==="element"||t==="view:element")}}_insertChild(t,e){if(e&&(e instanceof Br||Array.from(e).length>0)){throw new rr["b"]("view-uielement-cannot-add: Cannot add child nodes to UIElement instance.",this)}}render(t){return this.toDomElement(t)}toDomElement(t){const e=t.createElement(this.name);for(const t of this.getAttributeKeys()){e.setAttribute(t,this.getAttribute(t))}return e}}function Fl(t){t.document.on("keydown",(e,n)=>Hl(e,n,t.domConverter))}function Ul(){return null}function Hl(t,e,n){if(e.keyCode==Rl.arrowright){const t=e.domTarget.ownerDocument.defaultView.getSelection();const i=t.rangeCount==1&&t.getRangeAt(0).collapsed;if(i||e.shiftKey){const e=t.focusNode;const o=t.focusOffset;const s=n.domPositionToView(e,o);if(s===null){return}let r=false;const a=s.getLastMatchingPosition(t=>{if(t.item.is("uiElement")){r=true}if(t.item.is("uiElement")||t.item.is("attributeElement")){return true}return false});if(r){const e=n.viewPositionToDom(a);if(i){t.collapse(e.parent,e.offset)}else{t.extend(e.parent,e.offset)}}}}}class ql{constructor(t,e){this.document=t;this._children=[];if(e){this._insertChild(0,e)}}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(t){return t==="documentFragment"||t==="view:documentFragment"}_appendChild(t){return this._insertChild(this.childCount,t)}getChild(t){return this._children[t]}getChildIndex(t){return this._children.indexOf(t)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(t,e){this._fireChange("children",this);let n=0;const i=Wl(this.document,e);for(const e of i){if(e.parent!==null){e._remove()}e.parent=this;this._children.splice(t,0,e);t++;n++}return n}_removeChildren(t,e=1){this._fireChange("children",this);for(let n=t;n<t+e;n++){this._children[n].parent=null}return this._children.splice(t,e)}_fireChange(t,e){this.fire("change:"+t,e)}}yr(ql,dr);function Wl(t,e){if(typeof e=="string"){return[new zr(t,e)]}if(!vr(e)){e=[e]}return Array.from(e).map(e=>{if(typeof e=="string"){return new zr(t,e)}if(e instanceof Fr){return new zr(t,e.data)}return e})}class $l{constructor(t){this.document=t;this._cloneGroups=new Map}setSelection(t,e,n){this.document.selection._setTo(t,e,n)}setSelectionFocus(t,e){this.document.selection._setFocus(t,e)}createText(t){return new zr(this.document,t)}createAttributeElement(t,e,n={}){const i=new kl(this.document,t,e);if(n.priority){i._priority=n.priority}if(n.id){i._id=n.id}return i}createContainerElement(t,e){return new Uc(this.document,t,e)}createEditableElement(t,e){const n=new al(this.document,t,e);n._document=this.document;return n}createEmptyElement(t,e){return new yl(this.document,t,e)}createUIElement(t,e,n){const i=new zl(this.document,t,e);if(n){i.render=n}return i}setAttribute(t,e,n){n._setAttribute(t,e)}removeAttribute(t,e){e._removeAttribute(t)}addClass(t,e){e._addClass(t)}removeClass(t,e){e._removeClass(t)}setStyle(t,e,n){if(R(t)&&n===undefined){n=e}n._setStyle(t,e)}removeStyle(t,e){e._removeStyle(t)}setCustomProperty(t,e,n){n._setCustomProperty(t,e)}removeCustomProperty(t,e){return e._removeCustomProperty(t)}breakAttributes(t){if(t instanceof ul){return this._breakAttributes(t)}else{return this._breakAttributesRange(t)}}breakContainer(t){const e=t.parent;if(!e.is("containerElement")){throw new rr["b"]("view-writer-break-non-container-element: Trying to break an element which is not a container element.",this.document)}if(!e.parent){throw new rr["b"]("view-writer-break-root: Trying to break root element.",this.document)}if(t.isAtStart){return ul._createBefore(e)}else if(!t.isAtEnd){const n=e._clone(false);this.insert(ul._createAfter(e),n);const i=new hl(t,ul._createAt(e,"end"));const o=new ul(n,0);this.move(i,o)}return ul._createAfter(e)}mergeAttributes(t){const e=t.offset;const n=t.parent;if(n.is("text")){return t}if(n.is("attributeElement")&&n.childCount===0){const t=n.parent;const e=n.index;n._remove();this._removeFromClonedElementsGroup(n);return this.mergeAttributes(new ul(t,e))}const i=n.getChild(e-1);const o=n.getChild(e);if(!i||!o){return t}if(i.is("text")&&o.is("text")){return Zl(i,o)}else if(i.is("attributeElement")&&o.is("attributeElement")&&i.isSimilar(o)){const t=i.childCount;i._appendChild(o.getChildren());o._remove();this._removeFromClonedElementsGroup(o);return this.mergeAttributes(new ul(i,t))}return t}mergeContainers(t){const e=t.nodeBefore;const n=t.nodeAfter;if(!e||!n||!e.is("containerElement")||!n.is("containerElement")){throw new rr["b"]("view-writer-merge-containers-invalid-position: "+"Element before and after given position cannot be merged.",this.document)}const i=e.getChild(e.childCount-1);const o=i instanceof zr?ul._createAt(i,"end"):ul._createAt(e,"end");this.move(hl._createIn(n),ul._createAt(e,"end"));this.remove(hl._createOn(n));return o}insert(t,e){e=vr(e)?[...e]:[e];Xl(e,this.document);const n=Yl(t);if(!n){throw new rr["b"]("view-writer-invalid-position-container",this.document)}const i=this._breakAttributes(t,true);const o=n._insertChild(i.offset,e);for(const t of e){this._addToClonedElementsGroup(t)}const s=i.getShiftedBy(o);const r=this.mergeAttributes(i);if(o===0){return new hl(r,r)}else{if(!r.isEqual(i)){s.offset--}const t=this.mergeAttributes(s);return new hl(r,t)}}remove(t){const e=t instanceof hl?t:hl._createOn(t);nd(e,this.document);if(e.isCollapsed){return new ql(this.document)}const{start:n,end:i}=this._breakAttributesRange(e,true);const o=n.parent;const s=i.offset-n.offset;const r=o._removeChildren(n.offset,s);for(const t of r){this._removeFromClonedElementsGroup(t)}const a=this.mergeAttributes(n);e.start=a;e.end=a.clone();return new ql(this.document,r)}clear(t,e){nd(t,this.document);const n=t.getWalker({direction:"backward",ignoreElementEnd:true});for(const i of n){const n=i.item;let o;if(n.is("element")&&e.isSimilar(n)){o=hl._createOn(n)}else if(!i.nextPosition.isAfter(t.start)&&n.is("textProxy")){const t=n.getAncestors().find(t=>t.is("element")&&e.isSimilar(t));if(t){o=hl._createIn(t)}}if(o){if(o.end.isAfter(t.end)){o.end=t.end}if(o.start.isBefore(t.start)){o.start=t.start}this.remove(o)}}}move(t,e){let n;if(e.isAfter(t.end)){e=this._breakAttributes(e,true);const i=e.parent;const o=i.childCount;t=this._breakAttributesRange(t,true);n=this.remove(t);e.offset+=i.childCount-o}else{n=this.remove(t)}return this.insert(e,n)}wrap(t,e){if(!(e instanceof kl)){throw new rr["b"]("view-writer-wrap-invalid-attribute",this.document)}nd(t,this.document);if(!t.isCollapsed){return this._wrapRange(t,e)}else{let n=t.start;if(n.parent.is("element")&&!Gl(n.parent)){n=n.getLastMatchingPosition(t=>t.item.is("uiElement"))}n=this._wrapPosition(n,e);const i=this.document.selection;if(i.isCollapsed&&i.getFirstPosition().isEqual(t.start)){this.setSelection(n)}return new hl(n)}}unwrap(t,e){if(!(e instanceof kl)){throw new rr["b"]("view-writer-unwrap-invalid-attribute",this.document)}nd(t,this.document);if(t.isCollapsed){return t}const{start:n,end:i}=this._breakAttributesRange(t,true);const o=n.parent;const s=this._unwrapChildren(o,n.offset,i.offset,e);const r=this.mergeAttributes(s.start);if(!r.isEqual(s.start)){s.end.offset--}const a=this.mergeAttributes(s.end);return new hl(r,a)}rename(t,e){const n=new Uc(this.document,t,e.getAttributes());this.insert(ul._createAfter(e),n);this.move(hl._createIn(e),ul._createAt(n,0));this.remove(hl._createOn(e));return n}clearClonedElementsGroup(t){this._cloneGroups.delete(t)}createPositionAt(t,e){return ul._createAt(t,e)}createPositionAfter(t){return ul._createAfter(t)}createPositionBefore(t){return ul._createBefore(t)}createRange(t,e){return new hl(t,e)}createRangeOn(t){return hl._createOn(t)}createRangeIn(t){return hl._createIn(t)}createSelection(t,e,n){return new gl(t,e,n)}_wrapChildren(t,e,n,i){let o=e;const s=[];while(o<n){const e=t.getChild(o);const n=e.is("text");const r=e.is("attributeElement");const a=e.is("emptyElement");const c=e.is("uiElement");if(r&&this._wrapAttributeElement(i,e)){s.push(new ul(t,o))}else if(n||a||c||r&&Kl(i,e)){const n=i._clone();e._remove();n._appendChild(e);t._insertChild(o,n);this._addToClonedElementsGroup(n);s.push(new ul(t,o))}else if(r){this._wrapChildren(e,0,e.childCount,i)}o++}let r=0;for(const t of s){t.offset-=r;if(t.offset==e){continue}const i=this.mergeAttributes(t);if(!i.isEqual(t)){r++;n--}}return hl._createFromParentsAndOffsets(t,e,t,n)}_unwrapChildren(t,e,n,i){let o=e;const s=[];while(o<n){const e=t.getChild(o);if(!e.is("attributeElement")){o++;continue}if(e.isSimilar(i)){const i=e.getChildren();const r=e.childCount;e._remove();t._insertChild(o,i);this._removeFromClonedElementsGroup(e);s.push(new ul(t,o),new ul(t,o+r));o+=r;n+=r-1;continue}if(this._unwrapAttributeElement(i,e)){s.push(new ul(t,o),new ul(t,o+1));o++;continue}this._unwrapChildren(e,0,e.childCount,i);o++}let r=0;for(const t of s){t.offset-=r;if(t.offset==e||t.offset==n){continue}const i=this.mergeAttributes(t);if(!i.isEqual(t)){r++;n--}}return hl._createFromParentsAndOffsets(t,e,t,n)}_wrapRange(t,e){const{start:n,end:i}=this._breakAttributesRange(t,true);const o=n.parent;const s=this._wrapChildren(o,n.offset,i.offset,e);const r=this.mergeAttributes(s.start);if(!r.isEqual(s.start)){s.end.offset--}const a=this.mergeAttributes(s.end);return new hl(r,a)}_wrapPosition(t,e){if(e.isSimilar(t.parent)){return Ql(t.clone())}if(t.parent.is("text")){t=Jl(t)}const n=this.createAttributeElement();n._priority=Number.POSITIVE_INFINITY;n.isSimilar=()=>false;t.parent._insertChild(t.offset,n);const i=new hl(t,t.getShiftedBy(1));this.wrap(i,e);const o=new ul(n.parent,n.index);n._remove();const s=o.nodeBefore;const r=o.nodeAfter;if(s instanceof zr&&r instanceof zr){return Zl(s,r)}return Ql(o)}_wrapAttributeElement(t,e){if(!id(t,e)){return false}if(t.name!==e.name||t.priority!==e.priority){return false}for(const n of t.getAttributeKeys()){if(n==="class"||n==="style"){continue}if(e.hasAttribute(n)&&e.getAttribute(n)!==t.getAttribute(n)){return false}}for(const n of t.getStyleNames()){if(e.hasStyle(n)&&e.getStyle(n)!==t.getStyle(n)){return false}}for(const n of t.getAttributeKeys()){if(n==="class"||n==="style"){continue}if(!e.hasAttribute(n)){this.setAttribute(n,t.getAttribute(n),e)}}for(const n of t.getStyleNames()){if(!e.hasStyle(n)){this.setStyle(n,t.getStyle(n),e)}}for(const n of t.getClassNames()){if(!e.hasClass(n)){this.addClass(n,e)}}return true}_unwrapAttributeElement(t,e){if(!id(t,e)){return false}if(t.name!==e.name||t.priority!==e.priority){return false}for(const n of t.getAttributeKeys()){if(n==="class"||n==="style"){continue}if(!e.hasAttribute(n)||e.getAttribute(n)!==t.getAttribute(n)){return false}}if(!e.hasClass(...t.getClassNames())){return false}for(const n of t.getStyleNames()){if(!e.hasStyle(n)||e.getStyle(n)!==t.getStyle(n)){return false}}for(const n of t.getAttributeKeys()){if(n==="class"||n==="style"){continue}this.removeAttribute(n,e)}this.removeClass(Array.from(t.getClassNames()),e);this.removeStyle(Array.from(t.getStyleNames()),e);return true}_breakAttributesRange(t,e=false){const n=t.start;const i=t.end;nd(t,this.document);if(t.isCollapsed){const n=this._breakAttributes(t.start,e);return new hl(n,n)}const o=this._breakAttributes(i,e);const s=o.parent.childCount;const r=this._breakAttributes(n,e);o.offset+=o.parent.childCount-s;return new hl(r,o)}_breakAttributes(t,e=false){const n=t.offset;const i=t.parent;if(t.parent.is("emptyElement")){throw new rr["b"]("view-writer-cannot-break-empty-element",this.document)}if(t.parent.is("uiElement")){throw new rr["b"]("view-writer-cannot-break-ui-element",this.document)}if(!e&&i.is("text")&&ed(i.parent)){return t.clone()}if(ed(i)){return t.clone()}if(i.is("text")){return this._breakAttributes(Jl(t),e)}const o=i.childCount;if(n==o){const t=new ul(i.parent,i.index+1);return this._breakAttributes(t,e)}else{if(n===0){const t=new ul(i.parent,i.index);return this._breakAttributes(t,e)}else{const t=i.index+1;const o=i._clone();i.parent._insertChild(t,o);this._addToClonedElementsGroup(o);const s=i.childCount-n;const r=i._removeChildren(n,s);o._appendChild(r);const a=new ul(i.parent,t);return this._breakAttributes(a,e)}}}_addToClonedElementsGroup(t){if(!t.root.is("rootElement")){return}if(t.is("element")){for(const e of t.getChildren()){this._addToClonedElementsGroup(e)}}const e=t.id;if(!e){return}let n=this._cloneGroups.get(e);if(!n){n=new Set;this._cloneGroups.set(e,n)}n.add(t);t._clonesGroup=n}_removeFromClonedElementsGroup(t){if(t.is("element")){for(const e of t.getChildren()){this._removeFromClonedElementsGroup(e)}}const e=t.id;if(!e){return}const n=this._cloneGroups.get(e);if(!n){return}n.delete(t)}}function Gl(t){return Array.from(t.getChildren()).some(t=>!t.is("uiElement"))}function Yl(t){let e=t.parent;while(!ed(e)){if(!e){return undefined}e=e.parent}return e}function Kl(t,e){if(t.priority<e.priority){return true}else if(t.priority>e.priority){return false}return t.getIdentity()<e.getIdentity()}function Ql(t){const e=t.nodeBefore;if(e&&e.is("text")){return new ul(e,e.data.length)}const n=t.nodeAfter;if(n&&n.is("text")){return new ul(n,0)}return t}function Jl(t){if(t.offset==t.parent.data.length){return new ul(t.parent.parent,t.parent.index+1)}if(t.offset===0){return new ul(t.parent.parent,t.parent.index)}const e=t.parent.data.slice(t.offset);t.parent._data=t.parent.data.slice(0,t.offset);t.parent.parent._insertChild(t.parent.index+1,new zr(t.root.document,e));return new ul(t.parent.parent,t.parent.index+1)}function Zl(t,e){const n=t.data.length;t._data+=e.data;e._remove();return new ul(t,n)}function Xl(t,e){for(const n of t){if(!td.some(t=>n instanceof t)){throw new rr["b"]("view-writer-insert-invalid-node",e)}if(!n.is("text")){Xl(n.getChildren(),e)}}}const td=[zr,kl,Uc,yl,zl];function ed(t){return t&&(t.is("containerElement")||t.is("documentFragment"))}function nd(t,e){const n=Yl(t.start);const i=Yl(t.end);if(!n||!i||n!==i){throw new rr["b"]("view-writer-invalid-range-container",e)}}function id(t,e){return t.id===null&&e.id===null}function od(t){return Object.prototype.toString.call(t)=="[object Text]"}const sd=t=>t.createTextNode(" ");const rd=t=>{const e=t.createElement("br");e.dataset.ckeFiller=true;return e};const ad=7;const cd=(()=>{let t="";for(let e=0;e<ad;e++){t+="​"}return t})();function ld(t){return od(t)&&t.data.substr(0,ad)===cd}function dd(t){return t.data.length==ad&&ld(t)}function ud(t){if(ld(t)){return t.data.slice(ad)}else{return t.data}}function hd(t){t.document.on("keydown",fd)}function fd(t,e){if(e.keyCode==Rl.arrowleft){const t=e.domTarget.ownerDocument.defaultView.getSelection();if(t.rangeCount==1&&t.getRangeAt(0).collapsed){const e=t.getRangeAt(0).startContainer;const n=t.getRangeAt(0).startOffset;if(ld(e)&&n<=ad){t.collapse(e,0)}}}}function md(t,e,n,i=false){n=n||function(t,e){return t===e};if(!Array.isArray(t)){t=Array.prototype.slice.call(t)}if(!Array.isArray(e)){e=Array.prototype.slice.call(e)}const o=gd(t,e,n);return i?kd(o,e.length):wd(e,o)}function gd(t,e,n){const i=pd(t,e,n);if(i===-1){return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1}}const o=bd(t,i);const s=bd(e,i);const r=pd(o,s,n);const a=t.length-r;const c=e.length-r;return{firstIndex:i,lastIndexOld:a,lastIndexNew:c}}function pd(t,e,n){for(let i=0;i<Math.max(t.length,e.length);i++){if(t[i]===undefined||e[i]===undefined||!n(t[i],e[i])){return i}}return-1}function bd(t,e){return t.slice(e).reverse()}function wd(t,e){const n=[];const{firstIndex:i,lastIndexOld:o,lastIndexNew:s}=e;if(s-i>0){n.push({index:i,type:"insert",values:t.slice(i,s)})}if(o-i>0){n.push({index:i+(s-i),type:"delete",howMany:o-i})}return n}function kd(t,e){const{firstIndex:n,lastIndexOld:i,lastIndexNew:o}=t;if(n===-1){return Array(e).fill("equal")}let s=[];if(n>0){s=s.concat(Array(n).fill("equal"))}if(o-n>0){s=s.concat(Array(o-n).fill("insert"))}if(i-n>0){s=s.concat(Array(i-n).fill("delete"))}if(o<e){s=s.concat(Array(e-o).fill("equal"))}return s}function _d(t,e,n){n=n||function(t,e){return t===e};const i=t.length;const o=e.length;if(i>200||o>200||i+o>300){return _d.fastDiff(t,e,n,true)}let s,r;if(o<i){const n=t;t=e;e=n;s="delete";r="insert"}else{s="insert";r="delete"}const a=t.length;const c=e.length;const l=c-a;const d={};const u={};function h(i){const o=(u[i-1]!==undefined?u[i-1]:-1)+1;const l=u[i+1]!==undefined?u[i+1]:-1;const h=o>l?-1:1;if(d[i+h]){d[i]=d[i+h].slice(0)}if(!d[i]){d[i]=[]}d[i].push(o>l?s:r);let f=Math.max(o,l);let m=f-i;while(m<a&&f<c&&n(t[m],e[f])){m++;f++;d[i].push("equal")}return f}let f=0;let m;do{for(m=-f;m<l;m++){u[m]=h(m)}for(m=l+f;m>l;m--){u[m]=h(m)}u[l]=h(l);f++}while(u[l]!==c);return d[l].slice(1)}_d.fastDiff=md;function vd(t,e,n){t.insertBefore(n,t.childNodes[e]||null)}function yd(t){const e=t.parentNode;if(e){e.removeChild(t)}}function xd(t){if(t){if(t.defaultView){return t instanceof t.defaultView.Document}else if(t.ownerDocument&&t.ownerDocument.defaultView){return t instanceof t.ownerDocument.defaultView.Node}}return false}class Ad{constructor(t,e){this.domDocuments=new Set;this.domConverter=t;this.markedAttributes=new Set;this.markedChildren=new Set;this.markedTexts=new Set;this.selection=e;this.isFocused=false;this._inlineFiller=null;this._fakeSelectionContainer=null}markToSync(t,e){if(t==="text"){if(this.domConverter.mapViewToDom(e.parent)){this.markedTexts.add(e)}}else{if(!this.domConverter.mapViewToDom(e)){return}if(t==="attributes"){this.markedAttributes.add(e)}else if(t==="children"){this.markedChildren.add(e)}else{throw new rr["b"]("view-renderer-unknown-type: Unknown type passed to Renderer.markToSync.",this)}}}render(){let t;for(const t of this.markedChildren){this._updateChildrenMappings(t)}if(this._inlineFiller&&!this._isSelectionInInlineFiller()){this._removeInlineFiller()}if(this._inlineFiller){t=this._getInlineFillerPosition()}else if(this._needsInlineFillerAtSelection()){t=this.selection.getFirstPosition();this.markedChildren.add(t.parent)}for(const t of this.markedAttributes){this._updateAttrs(t)}for(const e of this.markedChildren){this._updateChildren(e,{inlineFillerPosition:t})}for(const e of this.markedTexts){if(!this.markedChildren.has(e.parent)&&this.domConverter.mapViewToDom(e.parent)){this._updateText(e,{inlineFillerPosition:t})}}if(t){const e=this.domConverter.viewPositionToDom(t);const n=e.parent.ownerDocument;if(!ld(e.parent)){this._inlineFiller=Td(n,e.parent,e.offset)}else{this._inlineFiller=e.parent}}else{this._inlineFiller=null}this._updateSelection();this._updateFocus();this.markedTexts.clear();this.markedAttributes.clear();this.markedChildren.clear()}_updateChildrenMappings(t){const e=this.domConverter.mapViewToDom(t);if(!e){return}const n=this.domConverter.mapViewToDom(t).childNodes;const i=Array.from(this.domConverter.viewChildrenToDom(t,e.ownerDocument,{withChildren:false}));const o=this._diffNodeLists(n,i);const s=this._findReplaceActions(o,n,i);if(s.indexOf("replace")!==-1){const e={equal:0,insert:0,delete:0};for(const o of s){if(o==="replace"){const o=e.equal+e.insert;const s=e.equal+e.delete;const r=t.getChild(o);if(r&&!r.is("uiElement")){this._updateElementMappings(r,n[s])}yd(i[o]);e.equal++}else{e[o]++}}}}_updateElementMappings(t,e){this.domConverter.unbindDomElement(e);this.domConverter.bindElements(e,t);this.markedChildren.add(t);this.markedAttributes.add(t)}_getInlineFillerPosition(){const t=this.selection.getFirstPosition();if(t.parent.is("text")){return ul._createBefore(this.selection.getFirstPosition().parent)}else{return t}}_isSelectionInInlineFiller(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const t=this.selection.getFirstPosition();const e=this.domConverter.viewPositionToDom(t);if(e&&od(e.parent)&&ld(e.parent)){return true}return false}_removeInlineFiller(){const t=this._inlineFiller;if(!ld(t)){throw new rr["b"]("view-renderer-filler-was-lost: The inline filler node was lost.",this)}if(dd(t)){t.parentNode.removeChild(t)}else{t.data=t.data.substr(ad)}this._inlineFiller=null}_needsInlineFillerAtSelection(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const t=this.selection.getFirstPosition();const e=t.parent;const n=t.offset;if(!this.domConverter.mapViewToDom(e.root)){return false}if(!e.is("element")){return false}if(!Cd(e)){return false}if(n===e.getFillerOffset()){return false}const i=t.nodeBefore;const o=t.nodeAfter;if(i instanceof zr||o instanceof zr){return false}return true}_updateText(t,e){const n=this.domConverter.findCorrespondingDomText(t);const i=this.domConverter.viewToDom(t,n.ownerDocument);const o=n.data;let s=i.data;const r=e.inlineFillerPosition;if(r&&r.parent==t.parent&&r.offset==t.index){s=cd+s}if(o!=s){const t=md(o,s);for(const e of t){if(e.type==="insert"){n.insertData(e.index,e.values.join(""))}else{n.deleteData(e.index,e.howMany)}}}}_updateAttrs(t){const e=this.domConverter.mapViewToDom(t);if(!e){return}const n=Array.from(e.attributes).map(t=>t.name);const i=t.getAttributeKeys();for(const n of i){e.setAttribute(n,t.getAttribute(n))}for(const i of n){if(!t.hasAttribute(i)){e.removeAttribute(i)}}}_updateChildren(t,e){const n=this.domConverter.mapViewToDom(t);if(!n){return}const i=e.inlineFillerPosition;const o=this.domConverter.mapViewToDom(t).childNodes;const s=Array.from(this.domConverter.viewChildrenToDom(t,n.ownerDocument,{bind:true,inlineFillerPosition:i}));if(i&&i.parent===t){Td(n.ownerDocument,s,i.offset)}const r=this._diffNodeLists(o,s);let a=0;const c=new Set;for(const t of r){if(t==="delete"){c.add(o[a]);yd(o[a])}else if(t==="equal"){a++}}a=0;for(const t of r){if(t==="insert"){vd(n,a,s[a]);a++}else if(t==="equal"){this._markDescendantTextToSync(this.domConverter.domToView(s[a]));a++}}for(const t of c){if(!t.parentNode){this.domConverter.unbindDomElement(t)}}}_diffNodeLists(t,e){t=Md(t,this._fakeSelectionContainer);return _d(t,e,Pd.bind(null,this.domConverter))}_findReplaceActions(t,e,n){if(t.indexOf("insert")===-1||t.indexOf("delete")===-1){return t}let i=[];let o=[];let s=[];const r={equal:0,insert:0,delete:0};for(const a of t){if(a==="insert"){s.push(n[r.equal+r.insert])}else if(a==="delete"){o.push(e[r.equal+r.delete])}else{i=i.concat(_d(o,s,Sd).map(t=>t==="equal"?"replace":t));i.push("equal");o=[];s=[]}r[a]++}return i.concat(_d(o,s,Sd).map(t=>t==="equal"?"replace":t))}_markDescendantTextToSync(t){if(!t){return}if(t.is("text")){this.markedTexts.add(t)}else if(t.is("element")){for(const e of t.getChildren()){this._markDescendantTextToSync(e)}}}_updateSelection(){if(this.selection.rangeCount===0){this._removeDomSelection();this._removeFakeSelection();return}const t=this.domConverter.mapViewToDom(this.selection.editableElement);if(!this.isFocused||!t){return}if(this.selection.isFake){this._updateFakeSelection(t)}else{this._removeFakeSelection();this._updateDomSelection(t)}}_updateFakeSelection(t){const e=t.ownerDocument;if(!this._fakeSelectionContainer){this._fakeSelectionContainer=Id(e)}const n=this._fakeSelectionContainer;this.domConverter.bindFakeSelection(n,this.selection);if(!this._fakeSelectionNeedsUpdate(t)){return}if(!n.parentElement||n.parentElement!=t){t.appendChild(n)}n.textContent=this.selection.fakeSelectionLabel||" ";const i=e.getSelection();const o=e.createRange();i.removeAllRanges();o.selectNodeContents(n);i.addRange(o)}_updateDomSelection(t){const e=t.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(e)){return}const n=this.domConverter.viewPositionToDom(this.selection.anchor);const i=this.domConverter.viewPositionToDom(this.selection.focus);t.focus();e.collapse(n.parent,n.offset);e.extend(i.parent,i.offset);if(Tl.isGecko){Ed(i,e)}}_domSelectionNeedsUpdate(t){if(!this.domConverter.isDomSelectionCorrect(t)){return true}const e=t&&this.domConverter.domSelectionToView(t);if(e&&this.selection.isEqual(e)){return false}if(!this.selection.isCollapsed&&this.selection.isSimilar(e)){return false}return true}_fakeSelectionNeedsUpdate(t){const e=this._fakeSelectionContainer;const n=t.ownerDocument.getSelection();if(!e||e.parentElement!==t){return true}if(n.anchorNode!==e&&!e.contains(n.anchorNode)){return true}return e.textContent!==this.selection.fakeSelectionLabel}_removeDomSelection(){for(const t of this.domDocuments){const e=t.getSelection();if(e.rangeCount){const e=t.activeElement;const n=this.domConverter.mapDomToView(e);if(e&&n){t.getSelection().removeAllRanges()}}}}_removeFakeSelection(){const t=this._fakeSelectionContainer;if(t){t.remove()}}_updateFocus(){if(this.isFocused){const t=this.selection.editableElement;if(t){this.domConverter.focus(t)}}}}yr(Ad,Qc);function Cd(t){if(t.getAttribute("contenteditable")=="false"){return false}const e=t.findAncestor(t=>t.hasAttribute("contenteditable"));return!e||e.getAttribute("contenteditable")=="true"}function Td(t,e,n){const i=e instanceof Array?e:e.childNodes;const o=i[n];if(od(o)){o.data=cd+o.data;return o}else{const o=t.createTextNode(cd);if(Array.isArray(e)){i.splice(n,0,o)}else{vd(e,n,o)}return o}}function Sd(t,e){return xd(t)&&xd(e)&&!od(t)&&!od(e)&&t.tagName.toLowerCase()===e.tagName.toLowerCase()}function Pd(t,e,n){if(e===n){return true}else if(od(e)&&od(n)){return e.data===n.data}else if(t.isBlockFiller(e)&&t.isBlockFiller(n)){return true}return false}function Ed(t,e){const n=t.parent;if(n.nodeType!=Node.ELEMENT_NODE||t.offset!=n.childNodes.length-1){return}const i=n.childNodes[t.offset];if(i&&i.tagName=="BR"){e.addRange(e.getRangeAt(0))}}function Md(t,e){const n=Array.from(t);if(n.length==0||!e){return n}const i=n[n.length-1];if(i==e){n.pop()}return n}function Id(t){const e=t.createElement("div");Object.assign(e.style,{position:"fixed",top:0,left:"-9999px",width:"42px"});e.textContent=" ";return e}var Nd={window:window,document:document};function Od(t){let e=0;while(t.previousSibling){t=t.previousSibling;e++}return e}function Rd(t){const e=[];while(t&&t.nodeType!=Node.DOCUMENT_NODE){e.unshift(t);t=t.parentNode}return e}function Dd(t,e){const n=Rd(t);const i=Rd(e);let o=0;while(n[o]==i[o]&&n[o]){o++}return o===0?null:n[o-1]}const Ld=rd(document);class Vd{constructor(t,e={}){this.document=t;this.blockFillerMode=e.blockFillerMode||"br";this.preElements=["pre"];this.blockElements=["p","div","h1","h2","h3","h4","h5","h6","li","dd","dt","figcaption"];this._blockFiller=this.blockFillerMode=="br"?rd:sd;this._domToViewMapping=new WeakMap;this._viewToDomMapping=new WeakMap;this._fakeSelectionMapping=new WeakMap}bindFakeSelection(t,e){this._fakeSelectionMapping.set(t,new gl(e))}fakeSelectionToView(t){return this._fakeSelectionMapping.get(t)}bindElements(t,e){this._domToViewMapping.set(t,e);this._viewToDomMapping.set(e,t)}unbindDomElement(t){const e=this._domToViewMapping.get(t);if(e){this._domToViewMapping.delete(t);this._viewToDomMapping.delete(e);for(const e of t.childNodes){this.unbindDomElement(e)}}}bindDocumentFragments(t,e){this._domToViewMapping.set(t,e);this._viewToDomMapping.set(e,t)}viewToDom(t,e,n={}){if(t.is("text")){const n=this._processDataFromViewText(t);return e.createTextNode(n)}else{if(this.mapViewToDom(t)){return this.mapViewToDom(t)}let i;if(t.is("documentFragment")){i=e.createDocumentFragment();if(n.bind){this.bindDocumentFragments(i,t)}}else if(t.is("uiElement")){i=t.render(e);if(n.bind){this.bindElements(i,t)}return i}else{if(t.hasAttribute("xmlns")){i=e.createElementNS(t.getAttribute("xmlns"),t.name)}else{i=e.createElement(t.name)}if(n.bind){this.bindElements(i,t)}for(const e of t.getAttributeKeys()){i.setAttribute(e,t.getAttribute(e))}}if(n.withChildren||n.withChildren===undefined){for(const o of this.viewChildrenToDom(t,e,n)){i.appendChild(o)}}return i}}*viewChildrenToDom(t,e,n={}){const i=t.getFillerOffset&&t.getFillerOffset();let o=0;for(const s of t.getChildren()){if(i===o){yield this._blockFiller(e)}yield this.viewToDom(s,e,n);o++}if(i===o){yield this._blockFiller(e)}}viewRangeToDom(t){const e=this.viewPositionToDom(t.start);const n=this.viewPositionToDom(t.end);const i=document.createRange();i.setStart(e.parent,e.offset);i.setEnd(n.parent,n.offset);return i}viewPositionToDom(t){const e=t.parent;if(e.is("text")){const n=this.findCorrespondingDomText(e);if(!n){return null}let i=t.offset;if(ld(n)){i+=ad}return{parent:n,offset:i}}else{let n,i,o;if(t.offset===0){n=this.mapViewToDom(e);if(!n){return null}o=n.childNodes[0]}else{const e=t.nodeBefore;i=e.is("text")?this.findCorrespondingDomText(e):this.mapViewToDom(t.nodeBefore);if(!i){return null}n=i.parentNode;o=i.nextSibling}if(od(o)&&ld(o)){return{parent:o,offset:ad}}const s=i?Od(i)+1:0;return{parent:n,offset:s}}}domToView(t,e={}){if(this.isBlockFiller(t,this.blockFillerMode)){return null}const n=this.getParentUIElement(t,this._domToViewMapping);if(n){return n}if(od(t)){if(dd(t)){return null}else{const e=this._processDataFromDomText(t);return e===""?null:new zr(this.document,e)}}else if(this.isComment(t)){return null}else{if(this.mapDomToView(t)){return this.mapDomToView(t)}let n;if(this.isDocumentFragment(t)){n=new ql(this.document);if(e.bind){this.bindDocumentFragments(t,n)}}else{const i=e.keepOriginalCase?t.tagName:t.tagName.toLowerCase();n=new jc(this.document,i);if(e.bind){this.bindElements(t,n)}const o=t.attributes;for(let t=o.length-1;t>=0;t--){n._setAttribute(o[t].name,o[t].value)}}if(e.withChildren||e.withChildren===undefined){for(const i of this.domChildrenToView(t,e)){n._appendChild(i)}}return n}}*domChildrenToView(t,e={}){for(let n=0;n<t.childNodes.length;n++){const i=t.childNodes[n];const o=this.domToView(i,e);if(o!==null){yield o}}}domSelectionToView(t){if(t.rangeCount===1){let e=t.getRangeAt(0).startContainer;if(od(e)){e=e.parentNode}const n=this.fakeSelectionToView(e);if(n){return n}}const e=this.isDomSelectionBackward(t);const n=[];for(let e=0;e<t.rangeCount;e++){const i=t.getRangeAt(e);const o=this.domRangeToView(i);if(o){n.push(o)}}return new gl(n,{backward:e})}domRangeToView(t){const e=this.domPositionToView(t.startContainer,t.startOffset);const n=this.domPositionToView(t.endContainer,t.endOffset);if(e&&n){return new hl(e,n)}return null}domPositionToView(t,e){if(this.isBlockFiller(t,this.blockFillerMode)){return this.domPositionToView(t.parentNode,Od(t))}const n=this.mapDomToView(t);if(n&&n.is("uiElement")){return ul._createBefore(n)}if(od(t)){if(dd(t)){return this.domPositionToView(t.parentNode,Od(t))}const n=this.findCorrespondingViewText(t);let i=e;if(!n){return null}if(ld(t)){i-=ad;i=i<0?0:i}return new ul(n,i)}else{if(e===0){const e=this.mapDomToView(t);if(e){return new ul(e,0)}}else{const n=t.childNodes[e-1];const i=od(n)?this.findCorrespondingViewText(n):this.mapDomToView(n);if(i&&i.parent){return new ul(i.parent,i.index+1)}}return null}}mapDomToView(t){return this.getParentUIElement(t)||this._domToViewMapping.get(t)}findCorrespondingViewText(t){if(dd(t)){return null}const e=this.getParentUIElement(t);if(e){return e}const n=t.previousSibling;if(n){if(!this.isElement(n)){return null}const t=this.mapDomToView(n);if(t){const e=t.nextSibling;if(e instanceof zr){return t.nextSibling}else{return null}}}else{const e=this.mapDomToView(t.parentNode);if(e){const t=e.getChild(0);if(t instanceof zr){return t}else{return null}}}return null}mapViewToDom(t){return this._viewToDomMapping.get(t)}findCorrespondingDomText(t){const e=t.previousSibling;if(e&&this.mapViewToDom(e)){return this.mapViewToDom(e).nextSibling}if(!e&&t.parent&&this.mapViewToDom(t.parent)){return this.mapViewToDom(t.parent).childNodes[0]}return null}focus(t){const e=this.mapViewToDom(t);if(e&&e.ownerDocument.activeElement!==e){const{scrollX:t,scrollY:n}=Nd.window;const i=[];Bd(e,t=>{const{scrollLeft:e,scrollTop:n}=t;i.push([e,n])});e.focus();Bd(e,t=>{const[e,n]=i.shift();t.scrollLeft=e;t.scrollTop=n});Nd.window.scrollTo(t,n)}}isElement(t){return t&&t.nodeType==Node.ELEMENT_NODE}isDocumentFragment(t){return t&&t.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(t){return t&&t.nodeType==Node.COMMENT_NODE}isBlockFiller(t){if(this.blockFillerMode=="br"){return t.isEqualNode(Ld)}if(t.tagName==="BR"&&Fd(t,this.blockElements)&&t.parentNode.childNodes.length===1){return true}return zd(t,this.blockElements)}isDomSelectionBackward(t){if(t.isCollapsed){return false}const e=document.createRange();e.setStart(t.anchorNode,t.anchorOffset);e.setEnd(t.focusNode,t.focusOffset);const n=e.collapsed;e.detach();return n}getParentUIElement(t){const e=Rd(t);e.pop();while(e.length){const t=e.pop();const n=this._domToViewMapping.get(t);if(n&&n.is("uiElement")){return n}}return null}isDomSelectionCorrect(t){return this._isDomSelectionPositionCorrect(t.anchorNode,t.anchorOffset)&&this._isDomSelectionPositionCorrect(t.focusNode,t.focusOffset)}_isDomSelectionPositionCorrect(t,e){if(od(t)&&ld(t)&&e<ad){return false}if(this.isElement(t)&&ld(t.childNodes[e])){return false}const n=this.mapDomToView(t);if(n&&n.is("uiElement")){return false}return true}_processDataFromViewText(t){let e=t.data;if(t.getAncestors().some(t=>this.preElements.includes(t.name))){return e}if(e.charAt(0)==" "){const n=this._getTouchingViewTextNode(t,false);const i=n&&this._nodeEndsWithSpace(n);if(i||!n){e=" "+e.substr(1)}}if(e.charAt(e.length-1)==" "){const n=this._getTouchingViewTextNode(t,true);if(e.charAt(e.length-2)==" "||!n||n.data.charAt(0)==" "){e=e.substr(0,e.length-1)+" "}}return e.replace(/ {2}/g,"  ")}_nodeEndsWithSpace(t){if(t.getAncestors().some(t=>this.preElements.includes(t.name))){return false}const e=this._processDataFromViewText(t);return e.charAt(e.length-1)==" "}_processDataFromDomText(t){let e=t.data;if(jd(t,this.preElements)){return ud(t)}e=e.replace(/[ \n\t\r]{1,}/g," ");const n=this._getTouchingInlineDomNode(t,false);const i=this._getTouchingInlineDomNode(t,true);const o=this._checkShouldLeftTrimDomText(n);const s=this._checkShouldRightTrimDomText(t,i);if(o){e=e.replace(/^ /,"")}if(s){e=e.replace(/ $/,"")}e=ud(new Text(e));e=e.replace(/ \u00A0/g," ");if(/( |\u00A0)\u00A0$/.test(e)||!i||i.data&&i.data.charAt(0)==" "){e=e.replace(/\u00A0$/," ")}if(o){e=e.replace(/^\u00A0/," ")}return e}_checkShouldLeftTrimDomText(t){if(!t){return true}if(Ys(t)){return true}return/[^\S\u00A0]/.test(t.data.charAt(t.data.length-1))}_checkShouldRightTrimDomText(t,e){if(e){return false}return!ld(t)}_getTouchingViewTextNode(t,e){const n=new dl({startPosition:e?ul._createAfter(t):ul._createBefore(t),direction:e?"forward":"backward"});for(const t of n){if(t.item.is("containerElement")){return null}else if(t.item.is("br")){return null}else if(t.item.is("textProxy")){return t.item}}return 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$u=Wu;class Gu extends Gd{constructor(t){super(t);this._config={childList:true,characterData:true,characterDataOldValue:true,subtree:true};this.domConverter=t.domConverter;this.renderer=t._renderer;this._domElements=[];this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this))}flush(){this._onMutations(this._mutationObserver.takeRecords())}observe(t){this._domElements.push(t);if(this.isEnabled){this._mutationObserver.observe(t,this._config)}}enable(){super.enable();for(const t of this._domElements){this._mutationObserver.observe(t,this._config)}}disable(){super.disable();this._mutationObserver.disconnect()}destroy(){super.destroy();this._mutationObserver.disconnect()}_onMutations(t){if(t.length===0){return}const e=this.domConverter;const n=new Map;const i=new Set;for(const n of t){if(n.type==="childList"){const t=e.mapDomToView(n.target);if(t&&t.is("uiElement")){continue}if(t&&!this._isBogusBrMutation(n)){i.add(t)}}}for(const o of t){const t=e.mapDomToView(o.target);if(t&&t.is("uiElement")){continue}if(o.type==="characterData"){const t=e.findCorrespondingViewText(o.target);if(t&&!i.has(t.parent)){n.set(t,{type:"text",oldText:t.data,newText:ud(o.target),node:t})}else if(!t&&ld(o.target)){i.add(e.mapDomToView(o.target.parentNode))}}}const o=[];for(const t of n.values()){this.renderer.markToSync("text",t.node);o.push(t)}for(const t of i){const n=e.mapViewToDom(t);const i=Array.from(t.getChildren());const s=Array.from(e.domChildrenToView(n,{withChildren:false}));if(!$u(i,s,a)){this.renderer.markToSync("children",t);o.push({type:"children",oldChildren:i,newChildren:s,node:t})}}const s=t[0].target.ownerDocument.getSelection();let r=null;if(s&&s.anchorNode){const t=e.domPositionToView(s.anchorNode,s.anchorOffset);const n=e.domPositionToView(s.focusNode,s.focusOffset);if(t&&n){r=new gl(t);r.setFocus(n)}}if(o.length){this.document.fire("mutations",o,r);this.view.forceRender()}function a(t,e){if(Array.isArray(t)){return}if(t===e){return true}else if(t.is("text")&&e.is("text")){return t.data===e.data}return false}}_isBogusBrMutation(t){let e=null;if(t.nextSibling===null&&t.removedNodes.length===0&&t.addedNodes.length==1){e=this.domConverter.domToView(t.addedNodes[0],{withChildren:false})}return e&&e.is("element","br")}}class Yu{constructor(t,e,n){this.view=t;this.document=t.document;this.domEvent=e;this.domTarget=e.target;Wc(this,n)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class Ku extends Gd{constructor(t){super(t);this.useCapture=false}observe(t){const e=typeof this.domEventType=="string"?[this.domEventType]:this.domEventType;e.forEach(e=>{this.listenTo(t,e,(t,e)=>{if(this.isEnabled){this.onDomEvent(e)}},{useCapture:this.useCapture})})}fire(t,e,n){if(this.isEnabled){this.document.fire(t,new Yu(this.view,e,n))}}}class Qu extends Ku{constructor(t){super(t);this.domEventType=["keydown","keyup"]}onDomEvent(t){this.fire(t.type,t,{keyCode:t.keyCode,altKey:t.altKey,ctrlKey:t.ctrlKey||t.metaKey,shiftKey:t.shiftKey,get keystroke(){return Dl(this)}})}}var Ju=function(){return i["a"].Date.now()};var Zu=Ju;var Xu=0/0;var th=/^\s+|\s+$/g;var eh=/^[-+]0x[0-9a-f]+$/i;var nh=/^0b[01]+$/i;var ih=/^0o[0-7]+$/i;var oh=parseInt;function sh(t){if(typeof t=="number"){return t}if(Zr(t)){return Xu}if(ct(t)){var e=typeof t.valueOf=="function"?t.valueOf():t;t=ct(e)?e+"":e}if(typeof t!="string"){return t===0?t:+t}t=t.replace(th,"");var n=nh.test(t);return n||ih.test(t)?oh(t.slice(2),n?2:8):eh.test(t)?Xu:+t}var rh=sh;var ah="Expected a function";var ch=Math.max,lh=Math.min;function dh(t,e,n){var i,o,s,r,a,c,l=0,d=false,u=false,h=true;if(typeof t!="function"){throw new TypeError(ah)}e=rh(e)||0;if(ct(n)){d=!!n.leading;u="maxWait"in n;s=u?ch(rh(n.maxWait)||0,e):s;h="trailing"in n?!!n.trailing:h}function f(e){var n=i,s=o;i=o=undefined;l=e;r=t.apply(s,n);return r}function m(t){l=t;a=setTimeout(b,e);return d?f(t):r}function g(t){var n=t-c,i=t-l,o=e-n;return u?lh(o,s-i):o}function p(t){var n=t-c,i=t-l;return c===undefined||n>=e||n<0||u&&i>=s}function b(){var t=Zu();if(p(t)){return w(t)}a=setTimeout(b,g(t))}function w(t){a=undefined;if(h&&i){return f(t)}i=o=undefined;return r}function k(){if(a!==undefined){clearTimeout(a)}l=0;i=c=o=a=undefined}function _(){return a===undefined?r:w(Zu())}function v(){var t=Zu(),n=p(t);i=arguments;o=this;c=t;if(n){if(a===undefined){return m(c)}if(u){clearTimeout(a);a=setTimeout(b,e);return f(c)}}if(a===undefined){a=setTimeout(b,e)}return r}v.cancel=k;v.flush=_;return v}var uh=dh;class hh extends Gd{constructor(t){super(t);this._fireSelectionChangeDoneDebounced=uh(t=>this.document.fire("selectionChangeDone",t),200)}observe(){const t=this.document;t.on("keydown",(e,n)=>{const i=t.selection;if(i.isFake&&fh(n.keyCode)&&this.isEnabled){n.preventDefault();this._handleSelectionMove(n.keyCode)}},{priority:"lowest"})}destroy(){super.destroy();this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(t){const e=this.document.selection;const n=new gl(e.getRanges(),{backward:e.isBackward,fake:false});if(t==Rl.arrowleft||t==Rl.arrowup){n.setTo(n.getFirstPosition())}if(t==Rl.arrowright||t==Rl.arrowdown){n.setTo(n.getLastPosition())}const i={oldSelection:e,newSelection:n,domSelection:null};this.document.fire("selectionChange",i);this._fireSelectionChangeDoneDebounced(i)}}function fh(t){return t==Rl.arrowright||t==Rl.arrowleft||t==Rl.arrowup||t==Rl.arrowdown}class mh extends Gd{constructor(t){super(t);this.mutationObserver=t.getObserver(Gu);this.selection=this.document.selection;this.domConverter=t.domConverter;this._documents=new WeakSet;this._fireSelectionChangeDoneDebounced=uh(t=>this.document.fire("selectionChangeDone",t),200);this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3);this._loopbackCounter=0}observe(t){const e=t.ownerDocument;if(this._documents.has(e)){return}this.listenTo(e,"selectionchange",()=>{this._handleSelectionChange(e)});this._documents.add(e)}destroy(){super.destroy();clearInterval(this._clearInfiniteLoopInterval);this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionChange(t){if(!this.isEnabled){return}this.mutationObserver.flush();const e=t.defaultView.getSelection();const n=this.domConverter.domSelectionToView(e);if(n.rangeCount==0){this.view.hasDomSelection=false;return}this.view.hasDomSelection=true;if(this.selection.isEqual(n)&&this.domConverter.isDomSelectionCorrect(e)){return}if(++this._loopbackCounter>60){return}if(this.selection.isSimilar(n)){this.view.forceRender()}else{const t={oldSelection:this.selection,newSelection:n,domSelection:e};this.document.fire("selectionChange",t);this._fireSelectionChangeDoneDebounced(t)}}_clearInfiniteLoop(){this._loopbackCounter=0}}class gh extends Ku{constructor(t){super(t);this.domEventType=["focus","blur"];this.useCapture=true;const e=this.document;e.on("focus",()=>{e.isFocused=true;this._renderTimeoutId=setTimeout(()=>t.forceRender(),50)});e.on("blur",(n,i)=>{const o=e.selection.editableElement;if(o===null||o===i.target){e.isFocused=false;t.forceRender()}})}onDomEvent(t){this.fire(t.type,t)}destroy(){if(this._renderTimeoutId){clearTimeout(this._renderTimeoutId)}super.destroy()}}class ph extends Ku{constructor(t){super(t);this.domEventType=["compositionstart","compositionupdate","compositionend"];const e=this.document;e.on("compositionstart",()=>{e.isComposing=true});e.on("compositionend",()=>{e.isComposing=false})}onDomEvent(t){this.fire(t.type,t)}}class bh extends Ku{constructor(t){super(t);this.domEventType=["beforeinput"]}onDomEvent(t){this.fire(t.type,t)}}function wh(t){return Object.prototype.toString.apply(t)=="[object Range]"}function kh(t){const e=t.ownerDocument.defaultView.getComputedStyle(t);return{top:parseInt(e.borderTopWidth,10),right:parseInt(e.borderRightWidth,10),bottom:parseInt(e.borderBottomWidth,10),left:parseInt(e.borderLeftWidth,10)}}const _h=["top","right","bottom","left","width","height"];class vh{constructor(t){const e=wh(t);Object.defineProperty(this,"_source",{value:t._source||t,writable:true,enumerable:false});if(Ys(t)||e){if(e){yh(this,vh.getDomRangeRects(t)[0])}else{yh(this,t.getBoundingClientRect())}}else if(Ud(t)){const{innerWidth:e,innerHeight:n}=t;yh(this,{top:0,right:e,bottom:n,left:0,width:e,height:n})}else{yh(this,t)}}clone(){return new vh(this)}moveTo(t,e){this.top=e;this.right=t+this.width;this.bottom=e+this.height;this.left=t;return this}moveBy(t,e){this.top+=e;this.right+=t;this.left+=t;this.bottom+=e;return this}getIntersection(t){const e={top:Math.max(this.top,t.top),right:Math.min(this.right,t.right),bottom:Math.min(this.bottom,t.bottom),left:Math.max(this.left,t.left)};e.width=e.right-e.left;e.height=e.bottom-e.top;if(e.width<0||e.height<0){return null}else{return new vh(e)}}getIntersectionArea(t){const e=this.getIntersection(t);if(e){return e.getArea()}else{return 0}}getArea(){return this.width*this.height}getVisible(){const t=this._source;let e=this.clone();if(!xh(t)){let n=t.parentNode||t.commonAncestorContainer;while(n&&!xh(n)){const t=new vh(n);const i=e.getIntersection(t);if(i){if(i.getArea()<e.getArea()){e=i}}else{return null}n=n.parentNode}}return e}isEqual(t){for(const e of _h){if(this[e]!==t[e]){return false}}return true}contains(t){const e=this.getIntersection(t);return!!(e&&e.isEqual(t))}excludeScrollbarsAndBorders(){const t=this._source;let e,n,i;if(Ud(t)){e=t.innerWidth-t.document.documentElement.clientWidth;n=t.innerHeight-t.document.documentElement.clientHeight;i=t.getComputedStyle(t.document.documentElement).direction}else{const o=kh(this._source);e=t.offsetWidth-t.clientWidth-o.left-o.right;n=t.offsetHeight-t.clientHeight-o.top-o.bottom;i=t.ownerDocument.defaultView.getComputedStyle(t).direction;this.left+=o.left;this.top+=o.top;this.right-=o.right;this.bottom-=o.bottom;this.width=this.right-this.left;this.height=this.bottom-this.top}this.width-=e;if(i==="ltr"){this.right-=e}else{this.left+=e}this.height-=n;this.bottom-=n;return this}static getDomRangeRects(t){const e=[];const n=Array.from(t.getClientRects());if(n.length){for(const t of n){e.push(new vh(t))}}else{let n=t.startContainer;if(od(n)){n=n.parentNode}const i=new vh(n.getBoundingClientRect());i.right=i.left;i.width=0;e.push(i)}return e}}function yh(t,e){for(const n of _h){t[n]=e[n]}}function xh(t){if(!Ys(t)){return false}return t===t.ownerDocument.body}const Ah={};function Ch({target:t,viewportOffset:e=0}){const n=Oh(t);let i=n;let o=null;while(i){let s;if(i==n){s=Rh(t)}else{s=Rh(o)}Ph(s,()=>Dh(t,i));const r=Dh(t,i);Sh(i,r,e);if(i.parent!=i){o=i.frameElement;i=i.parent;if(!o){return}}else{i=null}}}function Th(t){const e=Rh(t);Ph(e,()=>new vh(t))}Object.assign(Ah,{scrollViewportToShowTarget:Ch,scrollAncestorsToShowTarget:Th});function Sh(t,e,n){const i=e.clone().moveBy(0,n);const o=e.clone().moveBy(0,-n);const s=new vh(t).excludeScrollbarsAndBorders();const r=[o,i];if(!r.every(t=>s.contains(t))){let{scrollX:r,scrollY:a}=t;if(Mh(o,s)){a-=s.top-e.top+n}else if(Eh(i,s)){a+=e.bottom-s.bottom+n}if(Ih(e,s)){r-=s.left-e.left+n}else if(Nh(e,s)){r+=e.right-s.right+n}t.scrollTo(r,a)}}function Ph(t,e){const n=Oh(t);let i,o;while(t!=n.document.body){o=e();i=new vh(t).excludeScrollbarsAndBorders();if(!i.contains(o)){if(Mh(o,i)){t.scrollTop-=i.top-o.top}else if(Eh(o,i)){t.scrollTop+=o.bottom-i.bottom}if(Ih(o,i)){t.scrollLeft-=i.left-o.left}else if(Nh(o,i)){t.scrollLeft+=o.right-i.right}}t=t.parentNode}}function Eh(t,e){return t.bottom>e.bottom}function Mh(t,e){return t.top<e.top}function Ih(t,e){return t.left<e.left}function Nh(t,e){return t.right>e.right}function Oh(t){if(wh(t)){return t.startContainer.ownerDocument.defaultView}else{return t.ownerDocument.defaultView}}function Rh(t){if(wh(t)){let e=t.commonAncestorContainer;if(od(e)){e=e.parentNode}return e}else{return t.parentNode}}function Dh(t,e){const n=Oh(t);const i=new vh(t);if(n===e){return i}else{let t=n;while(t!=e){const e=t.frameElement;const n=new vh(e).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top);t=t.parent}}return i}class Lh{constructor(t){this.document=new bl(t);this.domConverter=new Vd(this.document);this.domRoots=new Map;this.set("isRenderingInProgress",false);this.set("hasDomSelection",false);this._renderer=new Ad(this.domConverter,this.document.selection);this._renderer.bind("isFocused").to(this.document);this._initialDomRootAttributes=new WeakMap;this._observers=new Map;this._ongoingChange=false;this._postFixersInProgress=false;this._renderingDisabled=false;this._hasChangedSinceTheLastRendering=false;this._writer=new $l(this.document);this.addObserver(Gu);this.addObserver(mh);this.addObserver(gh);this.addObserver(Qu);this.addObserver(hh);this.addObserver(ph);if(Tl.isAndroid){this.addObserver(bh)}hd(this);Fl(this);this.on("render",()=>{this._render();this.document.fire("layoutChanged");this._hasChangedSinceTheLastRendering=false});this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=true})}attachDomRoot(t,e="main"){const n=this.document.getRoot(e);n._name=t.tagName.toLowerCase();const i={};for(const{name:e,value:o}of Array.from(t.attributes)){i[e]=o;if(e==="class"){this._writer.addClass(o.split(" "),n)}else{this._writer.setAttribute(e,o,n)}}this._initialDomRootAttributes.set(t,i);const o=()=>{this._writer.setAttribute("contenteditable",!n.isReadOnly,n);if(n.isReadOnly){this._writer.addClass("ck-read-only",n)}else{this._writer.removeClass("ck-read-only",n)}};o();this.domRoots.set(e,t);this.domConverter.bindElements(t,n);this._renderer.markToSync("children",n);this._renderer.markToSync("attributes",n);this._renderer.domDocuments.add(t.ownerDocument);n.on("change:children",(t,e)=>this._renderer.markToSync("children",e));n.on("change:attributes",(t,e)=>this._renderer.markToSync("attributes",e));n.on("change:text",(t,e)=>this._renderer.markToSync("text",e));n.on("change:isReadOnly",()=>this.change(o));n.on("change",()=>{this._hasChangedSinceTheLastRendering=true});for(const n of this._observers.values()){n.observe(t,e)}}detachDomRoot(t){const e=this.domRoots.get(t);Array.from(e.attributes).forEach(({name:t})=>e.removeAttribute(t));const n=this._initialDomRootAttributes.get(e);for(const t in n){e.setAttribute(t,n[t])}this.domRoots.delete(t);this.domConverter.unbindDomElement(e)}getDomRoot(t="main"){return this.domRoots.get(t)}addObserver(t){let e=this._observers.get(t);if(e){return e}e=new t(this);this._observers.set(t,e);for(const[t,n]of this.domRoots){e.observe(n,t)}e.enable();return e}getObserver(t){return this._observers.get(t)}disableObservers(){for(const t of this._observers.values()){t.disable()}}enableObservers(){for(const t of this._observers.values()){t.enable()}}scrollToTheSelection(){const t=this.document.selection.getFirstRange();if(t){Ch({target:this.domConverter.viewRangeToDom(t),viewportOffset:20})}}focus(){if(!this.document.isFocused){const t=this.document.selection.editableElement;if(t){this.domConverter.focus(t);this.forceRender()}else{}}}change(t){if(this.isRenderingInProgress||this._postFixersInProgress){throw new rr["b"]("cannot-change-view-tree: "+"Attempting to make changes to the view when it is in an incorrect state: rendering or post-fixers are in progress. "+"This may cause some unexpected behavior and inconsistency between the DOM and the view.",this)}try{if(this._ongoingChange){return t(this._writer)}this._ongoingChange=true;const e=t(this._writer);this._ongoingChange=false;if(!this._renderingDisabled&&this._hasChangedSinceTheLastRendering){this._postFixersInProgress=true;this.document._callPostFixers(this._writer);this._postFixersInProgress=false;this.fire("render")}return e}catch(t){rr["b"].rethrowUnexpectedError(t,this)}}forceRender(){this._hasChangedSinceTheLastRendering=true;this.change(()=>{})}destroy(){for(const t of this._observers.values()){t.destroy()}this.document.destroy();this.stopListening()}createPositionAt(t,e){return ul._createAt(t,e)}createPositionAfter(t){return ul._createAfter(t)}createPositionBefore(t){return ul._createBefore(t)}createRange(t,e){return new hl(t,e)}createRangeOn(t){return hl._createOn(t)}createRangeIn(t){return hl._createIn(t)}createSelection(t,e,n){return new gl(t,e,n)}_disableRendering(t){this._renderingDisabled=t;if(t==false){this.change(()=>{})}}_render(){this.isRenderingInProgress=true;this.disableObservers();this._renderer.render();this.enableObservers();this.isRenderingInProgress=false}}yr(Lh,Qc);class Vh{constructor(t){this.parent=null;this._attrs=Hr(t)}get index(){let t;if(!this.parent){return null}if((t=this.parent.getChildIndex(this))===null){throw new rr["b"]("model-node-not-found-in-parent: The node's parent does not contain this node.",this)}return t}get startOffset(){let t;if(!this.parent){return null}if((t=this.parent.getChildStartOffset(this))===null){throw new rr["b"]("model-node-not-found-in-parent: The node's parent does not contain this node.",this)}return t}get offsetSize(){return 1}get endOffset(){if(!this.parent){return null}return this.startOffset+this.offsetSize}get nextSibling(){const t=this.index;return t!==null&&this.parent.getChild(t+1)||null}get previousSibling(){const t=this.index;return t!==null&&this.parent.getChild(t-1)||null}get root(){let t=this;while(t.parent){t=t.parent}return t}isAttached(){return this.root.is("rootElement")}getPath(){const t=[];let e=this;while(e.parent){t.unshift(e.startOffset);e=e.parent}return t}getAncestors(t={includeSelf:false,parentFirst:false}){const e=[];let n=t.includeSelf?this:this.parent;while(n){e[t.parentFirst?"push":"unshift"](n);n=n.parent}return e}getCommonAncestor(t,e={}){const n=this.getAncestors(e);const i=t.getAncestors(e);let o=0;while(n[o]==i[o]&&n[o]){o++}return o===0?null:n[o-1]}isBefore(t){if(this==t){return false}if(this.root!==t.root){return false}const e=this.getPath();const n=t.getPath();const i=Dr(e,n);switch(i){case"prefix":return true;case"extension":return false;default:return e[i]<n[i]}}isAfter(t){if(this==t){return false}if(this.root!==t.root){return false}return!this.isBefore(t)}hasAttribute(t){return this._attrs.has(t)}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const t={};if(this._attrs.size){t.attributes=Array.from(this._attrs).reduce((t,e)=>{t[e[0]]=e[1];return t},{})}return t}is(t){return t==="node"||t==="model:node"}_clone(){return new Vh(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(t,e){this._attrs.set(t,e)}_setAttributesTo(t){this._attrs=Hr(t)}_removeAttribute(t){return this._attrs.delete(t)}_clearAttributes(){this._attrs.clear()}}class jh extends Vh{constructor(t,e){super(e);this._data=t||""}get offsetSize(){return this.data.length}get data(){return this._data}is(t){return t==="text"||t==="model:text"||t==="node"||t==="model:node"}toJSON(){const t=super.toJSON();t.data=this.data;return t}_clone(){return new jh(this.data,this.getAttributes())}static fromJSON(t){return new jh(t.data,t.attributes)}}class Bh{constructor(t,e,n){this.textNode=t;if(e<0||e>t.offsetSize){throw new rr["b"]("model-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.",this)}if(n<0||e+n>t.offsetSize){throw new rr["b"]("model-textproxy-wrong-length: Given length value is incorrect.",this)}this.data=t.data.substring(e,e+n);this.offsetInText=e}get startOffset(){return this.textNode.startOffset!==null?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return this.startOffset!==null?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}is(t){return t==="textProxy"||t==="model:textProxy"}getPath(){const t=this.textNode.getPath();if(t.length>0){t[t.length-1]+=this.offsetInText}return t}getAncestors(t={includeSelf:false,parentFirst:false}){const e=[];let n=t.includeSelf?this:this.parent;while(n){e[t.parentFirst?"push":"unshift"](n);n=n.parent}return e}hasAttribute(t){return this.textNode.hasAttribute(t)}getAttribute(t){return this.textNode.getAttribute(t)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}class zh{constructor(t){this._nodes=[];if(t){this._insertNodes(0,t)}}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((t,e)=>t+e.offsetSize,0)}getNode(t){return this._nodes[t]||null}getNodeIndex(t){const e=this._nodes.indexOf(t);return e==-1?null:e}getNodeStartOffset(t){const e=this.getNodeIndex(t);return e===null?null:this._nodes.slice(0,e).reduce((t,e)=>t+e.offsetSize,0)}indexToOffset(t){if(t==this._nodes.length){return this.maxOffset}const e=this._nodes[t];if(!e){throw new rr["b"]("model-nodelist-index-out-of-bounds: Given index cannot be found in the node list.",this)}return this.getNodeStartOffset(e)}offsetToIndex(t){let e=0;for(const n of this._nodes){if(t>=e&&t<e+n.offsetSize){return this.getNodeIndex(n)}e+=n.offsetSize}if(e!=t){throw new rr["b"]("model-nodelist-offset-out-of-bounds: Given offset cannot be found in the node list.",this,{offset:t,nodeList:this})}return this.length}_insertNodes(t,e){for(const t of e){if(!(t instanceof Vh)){throw new rr["b"]("model-nodelist-insertNodes-not-node: Trying to insert an object which is not a Node instance.",this)}}this._nodes.splice(t,0,...e)}_removeNodes(t,e=1){return this._nodes.splice(t,e)}toJSON(){return this._nodes.map(t=>t.toJSON())}}class Fh extends Vh{constructor(t,e,n){super(e);this.name=t;this._children=new zh;if(n){this._insertChild(0,n)}}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}is(t,e=null){if(!e){return t==="element"||t==="model:element"||t===this.name||t==="model:"+this.name||t==="node"||t==="model:node"}return e===this.name&&(t==="element"||t==="model:element")}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}offsetToIndex(t){return this._children.offsetToIndex(t)}getNodeByPath(t){let e=this;for(const n of t){e=e.getChild(e.offsetToIndex(n))}return e}toJSON(){const t=super.toJSON();t.name=this.name;if(this._children.length>0){t.children=[];for(const e of this._children){t.children.push(e.toJSON())}}return t}_clone(t=false){const e=t?Array.from(this._children).map(t=>t._clone(true)):null;return new Fh(this.name,this.getAttributes(),e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const n=Uh(e);for(const t of n){if(t.parent!==null){t._remove()}t.parent=this}this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n){t.parent=null}return n}static fromJSON(t){let e=null;if(t.children){e=[];for(const n of t.children){if(n.name){e.push(Fh.fromJSON(n))}else{e.push(jh.fromJSON(n))}}}return new Fh(t.name,t.attributes,e)}}function Uh(t){if(typeof t=="string"){return[new jh(t)]}if(!vr(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t=="string"){return new jh(t)}if(t instanceof Bh){return new jh(t.data,t.getAttributes())}return t})}class Hh{constructor(t={}){if(!t.boundaries&&!t.startPosition){throw new rr["b"]("model-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null)}const e=t.direction||"forward";if(e!="forward"&&e!="backward"){throw new rr["b"]("model-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t,{direction:e})}this.direction=e;this.boundaries=t.boundaries||null;if(t.startPosition){this.position=t.startPosition.clone()}else{this.position=Wh._createAt(this.boundaries[this.direction=="backward"?"end":"start"])}this.position.stickiness="toNone";this.singleCharacters=!!t.singleCharacters;this.shallow=!!t.shallow;this.ignoreElementEnd=!!t.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null;this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(t){let e,n,i,o;do{i=this.position;o=this._visitedParent;({done:e,value:n}=this.next())}while(!e&&t(n));if(!e){this.position=i;this._visitedParent=o}}next(){if(this.direction=="forward"){return this._next()}else{return this._previous()}}_next(){const t=this.position;const e=this.position.clone();const n=this._visitedParent;if(n.parent===null&&e.offset===n.maxOffset){return{done:true}}if(n===this._boundaryEndParent&&e.offset==this.boundaries.end.offset){return{done:true}}const i=e.parent;const o=$h(e,i);const s=o?o:Gh(e,i,o);if(s instanceof Fh){if(!this.shallow){e.path.push(0);this._visitedParent=s}else{e.offset++}this.position=e;return qh("elementStart",s,t,e,1)}else if(s instanceof jh){let i;if(this.singleCharacters){i=1}else{let t=s.endOffset;if(this._boundaryEndParent==n&&this.boundaries.end.offset<t){t=this.boundaries.end.offset}i=t-e.offset}const o=e.offset-s.startOffset;const r=new Bh(s,o,i);e.offset+=i;this.position=e;return qh("text",r,t,e,i)}else{e.path.pop();e.offset++;this.position=e;this._visitedParent=n.parent;if(this.ignoreElementEnd){return this._next()}else{return qh("elementEnd",n,t,e)}}}_previous(){const t=this.position;const e=this.position.clone();const n=this._visitedParent;if(n.parent===null&&e.offset===0){return{done:true}}if(n==this._boundaryStartParent&&e.offset==this.boundaries.start.offset){return{done:true}}const i=e.parent;const o=$h(e,i);const s=o?o:Yh(e,i,o);if(s instanceof Fh){e.offset--;if(!this.shallow){e.path.push(s.maxOffset);this.position=e;this._visitedParent=s;if(this.ignoreElementEnd){return this._previous()}else{return qh("elementEnd",s,t,e)}}else{this.position=e;return qh("elementStart",s,t,e,1)}}else if(s instanceof jh){let i;if(this.singleCharacters){i=1}else{let t=s.startOffset;if(this._boundaryStartParent==n&&this.boundaries.start.offset>t){t=this.boundaries.start.offset}i=e.offset-t}const o=e.offset-s.startOffset;const r=new Bh(s,o-i,i);e.offset-=i;this.position=e;return qh("text",r,t,e,i)}else{e.path.pop();this.position=e;this._visitedParent=n.parent;return qh("elementStart",n,t,e,1)}}}function qh(t,e,n,i,o){return{done:false,value:{type:t,item:e,previousPosition:n,nextPosition:i,length:o}}}class Wh{constructor(t,e,n="toNone"){if(!t.is("element")&&!t.is("documentFragment")){throw new rr["b"]("model-position-root-invalid: Position root invalid.",t)}if(!(e instanceof Array)||e.length===0){throw new rr["b"]("model-position-path-incorrect-format: Position path must be an array with at least one item.",t,{path:e})}if(t.is("rootElement")){e=e.slice()}else{e=[...t.getPath(),...e];t=t.root}this.root=t;this.path=e;this.stickiness=n}get offset(){return this.path[this.path.length-1]}set offset(t){this.path[this.path.length-1]=t}get parent(){let t=this.root;for(let e=0;e<this.path.length-1;e++){t=t.getChild(t.offsetToIndex(this.path[e]));if(!t){throw new rr["b"]("model-position-path-incorrect: The position's path is incorrect.",this,{position:this})}}if(t.is("text")){throw new rr["b"]("model-position-path-incorrect: The position's path is incorrect.",this,{position:this})}return t}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return $h(this,this.parent)}get nodeAfter(){const t=this.parent;return Gh(this,t,$h(this,t))}get nodeBefore(){const t=this.parent;return Yh(this,t,$h(this,t))}get isAtStart(){return this.offset===0}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(t){if(this.root!=t.root){return"different"}const e=Dr(this.path,t.path);switch(e){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[e]<t.path[e]?"before":"after"}}getLastMatchingPosition(t,e={}){e.startPosition=this;const n=new Hh(e);n.skip(t);return n.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const t=this.parent;if(t.is("documentFragment")){return[t]}else{return t.getAncestors({includeSelf:true})}}getCommonPath(t){if(this.root!=t.root){return[]}const e=Dr(this.path,t.path);const n=typeof e=="string"?Math.min(this.path.length,t.path.length):e;return this.path.slice(0,n)}getCommonAncestor(t){const e=this.getAncestors();const n=t.getAncestors();let i=0;while(e[i]==n[i]&&e[i]){i++}return i===0?null:e[i-1]}getShiftedBy(t){const e=this.clone();const n=e.offset+t;e.offset=n<0?0:n;return e}isAfter(t){return this.compareWith(t)=="after"}isBefore(t){return this.compareWith(t)=="before"}isEqual(t){return this.compareWith(t)=="same"}isTouching(t){let e=null;let n=null;const i=this.compareWith(t);switch(i){case"same":return true;case"before":e=Wh._createAt(this);n=Wh._createAt(t);break;case"after":e=Wh._createAt(t);n=Wh._createAt(this);break;default:return false}let o=e.parent;while(e.path.length+n.path.length){if(e.isEqual(n)){return true}if(e.path.length>n.path.length){if(e.offset!==o.maxOffset){return false}e.path=e.path.slice(0,-1);o=o.parent;e.offset++}else{if(n.offset!==0){return false}n.path=n.path.slice(0,-1)}}}is(t){return t==="position"||t==="model:position"}hasSameParentAs(t){if(this.root!==t.root){return false}const e=this.getParentPath();const n=t.getParentPath();return Dr(e,n)=="same"}getTransformedByOperation(t){let e;switch(t.type){case"insert":e=this._getTransformedByInsertOperation(t);break;case"move":case"remove":case"reinsert":e=this._getTransformedByMoveOperation(t);break;case"split":e=this._getTransformedBySplitOperation(t);break;case"merge":e=this._getTransformedByMergeOperation(t);break;default:e=Wh._createAt(this);break}return e}_getTransformedByInsertOperation(t){return this._getTransformedByInsertion(t.position,t.howMany)}_getTransformedByMoveOperation(t){return this._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany)}_getTransformedBySplitOperation(t){const e=t.movedRange;const n=e.containsPosition(this)||e.start.isEqual(this)&&this.stickiness=="toNext";if(n){return this._getCombined(t.splitPosition,t.moveTargetPosition)}else{if(t.graveyardPosition){return this._getTransformedByMove(t.graveyardPosition,t.insertionPosition,1)}else{return this._getTransformedByInsertion(t.insertionPosition,1)}}}_getTransformedByMergeOperation(t){const e=t.movedRange;const n=e.containsPosition(this)||e.start.isEqual(this);let i;if(n){i=this._getCombined(t.sourcePosition,t.targetPosition);if(t.sourcePosition.isBefore(t.targetPosition)){i=i._getTransformedByDeletion(t.deletionPosition,1)}}else if(this.isEqual(t.deletionPosition)){i=Wh._createAt(t.deletionPosition)}else{i=this._getTransformedByMove(t.deletionPosition,t.graveyardPosition,1)}return i}_getTransformedByDeletion(t,e){const n=Wh._createAt(this);if(this.root!=t.root){return n}if(Dr(t.getParentPath(),this.getParentPath())=="same"){if(t.offset<this.offset){if(t.offset+e>this.offset){return null}else{n.offset-=e}}}else if(Dr(t.getParentPath(),this.getParentPath())=="prefix"){const i=t.path.length-1;if(t.offset<=this.path[i]){if(t.offset+e>this.path[i]){return null}else{n.path[i]-=e}}}return n}_getTransformedByInsertion(t,e){const n=Wh._createAt(this);if(this.root!=t.root){return n}if(Dr(t.getParentPath(),this.getParentPath())=="same"){if(t.offset<this.offset||t.offset==this.offset&&this.stickiness!="toPrevious"){n.offset+=e}}else if(Dr(t.getParentPath(),this.getParentPath())=="prefix"){const i=t.path.length-1;if(t.offset<=this.path[i]){n.path[i]+=e}}return n}_getTransformedByMove(t,e,n){e=e._getTransformedByDeletion(t,n);if(t.isEqual(e)){return Wh._createAt(this)}const i=this._getTransformedByDeletion(t,n);const o=i===null||t.isEqual(this)&&this.stickiness=="toNext"||t.getShiftedBy(n).isEqual(this)&&this.stickiness=="toPrevious";if(o){return this._getCombined(t,e)}else{return i._getTransformedByInsertion(e,n)}}_getCombined(t,e){const n=t.path.length-1;const i=Wh._createAt(e);i.stickiness=this.stickiness;i.offset=i.offset+this.path[n]-t.offset;i.path=[...i.path,...this.path.slice(n+1)];return i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(t,e,n="toNone"){if(t instanceof Wh){return new Wh(t.root,t.path,t.stickiness)}else{const i=t;if(e=="end"){e=i.maxOffset}else if(e=="before"){return this._createBefore(i,n)}else if(e=="after"){return this._createAfter(i,n)}else if(e!==0&&!e){throw new rr["b"]("model-createPositionAt-offset-required: "+"Model#createPositionAt() requires the offset when the first parameter is a model item.",[this,t])}if(!i.is("element")&&!i.is("documentFragment")){throw new rr["b"]("model-position-parent-incorrect: Position parent have to be a element or document fragment.",[this,t])}const o=i.getPath();o.push(e);return new this(i.root,o,n)}}static _createAfter(t,e){if(!t.parent){throw new rr["b"]("model-position-after-root: You cannot make a position after root.",[this,t],{root:t})}return this._createAt(t.parent,t.endOffset,e)}static _createBefore(t,e){if(!t.parent){throw new rr["b"]("model-position-before-root: You cannot make a position before root.",t,{root:t})}return this._createAt(t.parent,t.startOffset,e)}static fromJSON(t,e){if(t.root==="$graveyard"){const n=new Wh(e.graveyard,t.path);n.stickiness=t.stickiness;return n}if(!e.getRoot(t.root)){throw new rr["b"]("model-position-fromjson-no-root: Cannot create position for document. Root with specified name does not exist.",e,{rootName:t.root})}return new Wh(e.getRoot(t.root),t.path,t.stickiness)}}function $h(t,e){const n=e.getChild(e.offsetToIndex(t.offset));if(n&&n.is("text")&&n.startOffset<t.offset){return n}return null}function Gh(t,e,n){if(n!==null){return null}return e.getChild(e.offsetToIndex(t.offset))}function Yh(t,e,n){if(n!==null){return null}return e.getChild(e.offsetToIndex(t.offset)-1)}class Kh{constructor(t,e=null){this.start=Wh._createAt(t);this.end=e?Wh._createAt(e):Wh._createAt(t);this.start.stickiness=this.isCollapsed?"toNone":"toNext";this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Hh({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){const t=this.start.getParentPath();const e=this.end.getParentPath();return Dr(t,e)=="same"}get root(){return this.start.root}containsPosition(t){return t.isAfter(this.start)&&t.isBefore(this.end)}containsRange(t,e=false){if(t.isCollapsed){e=false}const n=this.containsPosition(t.start)||e&&this.start.isEqual(t.start);const i=this.containsPosition(t.end)||e&&this.end.isEqual(t.end);return n&&i}containsItem(t){const e=Wh._createBefore(t);return this.containsPosition(e)||this.start.isEqual(e)}is(t){return t==="range"||t==="model:range"}isEqual(t){return this.start.isEqual(t.start)&&this.end.isEqual(t.end)}isIntersecting(t){return this.start.isBefore(t.end)&&this.end.isAfter(t.start)}getDifference(t){const e=[];if(this.isIntersecting(t)){if(this.containsPosition(t.start)){e.push(new Kh(this.start,t.start))}if(this.containsPosition(t.end)){e.push(new Kh(t.end,this.end))}}else{e.push(new Kh(this.start,this.end))}return e}getIntersection(t){if(this.isIntersecting(t)){let e=this.start;let n=this.end;if(this.containsPosition(t.start)){e=t.start}if(this.containsPosition(t.end)){n=t.end}return new Kh(e,n)}return null}getMinimalFlatRanges(){const t=[];const e=this.start.getCommonPath(this.end).length;const n=Wh._createAt(this.start);let i=n.parent;while(n.path.length>e+1){const e=i.maxOffset-n.offset;if(e!==0){t.push(new Kh(n,n.getShiftedBy(e)))}n.path=n.path.slice(0,-1);n.offset++;i=i.parent}while(n.path.length<=this.end.path.length){const e=this.end.path[n.path.length-1];const i=e-n.offset;if(i!==0){t.push(new Kh(n,n.getShiftedBy(i)))}n.offset=e;n.path.push(0)}return t}getWalker(t={}){t.boundaries=this;return new Hh(t)}*getItems(t={}){t.boundaries=this;t.ignoreElementEnd=true;const e=new Hh(t);for(const t of e){yield t.item}}*getPositions(t={}){t.boundaries=this;const e=new Hh(t);yield e.position;for(const t of e){yield t.nextPosition}}getTransformedByOperation(t){switch(t.type){case"insert":return this._getTransformedByInsertOperation(t);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(t);case"split":return[this._getTransformedBySplitOperation(t)];case"merge":return[this._getTransformedByMergeOperation(t)]}return[new Kh(this.start,this.end)]}getTransformedByOperations(t){const e=[new Kh(this.start,this.end)];for(const n of t){for(let t=0;t<e.length;t++){const i=e[t].getTransformedByOperation(n);e.splice(t,1,...i);t+=i.length-1}}for(let t=0;t<e.length;t++){const n=e[t];for(let i=t+1;i<e.length;i++){const t=e[i];if(n.containsRange(t)||t.containsRange(n)||n.isEqual(t)){e.splice(i,1)}}}return e}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}const t=this.start.nodeAfter;const e=this.end.nodeBefore;if(t&&t.is("element")&&t===e){return t}return null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(t,e=false){return this._getTransformedByInsertion(t.position,t.howMany,e)}_getTransformedByMoveOperation(t,e=false){const n=t.sourcePosition;const i=t.howMany;const o=t.targetPosition;return this._getTransformedByMove(n,o,i,e)}_getTransformedBySplitOperation(t){const e=this.start._getTransformedBySplitOperation(t);let n=this.end._getTransformedBySplitOperation(t);if(this.end.isEqual(t.insertionPosition)){n=this.end.getShiftedBy(1)}if(e.root!=n.root){n=this.end.getShiftedBy(-1)}return new Kh(e,n)}_getTransformedByMergeOperation(t){if(this.start.isEqual(t.targetPosition)&&this.end.isEqual(t.deletionPosition)){return new Kh(this.start)}let e=this.start._getTransformedByMergeOperation(t);let n=this.end._getTransformedByMergeOperation(t);if(e.root!=n.root){n=this.end.getShiftedBy(-1)}if(e.isAfter(n)){if(t.sourcePosition.isBefore(t.targetPosition)){e=Wh._createAt(n);e.offset=0}else{if(!t.deletionPosition.isEqual(e)){n=t.deletionPosition}e=t.targetPosition}return new Kh(e,n)}return new Kh(e,n)}_getTransformedByInsertion(t,e,n=false){if(n&&this.containsPosition(t)){return[new Kh(this.start,t),new Kh(t.getShiftedBy(e),this.end._getTransformedByInsertion(t,e))]}else{const n=new Kh(this.start,this.end);n.start=n.start._getTransformedByInsertion(t,e);n.end=n.end._getTransformedByInsertion(t,e);return[n]}}_getTransformedByMove(t,e,n,i=false){if(this.isCollapsed){const i=this.start._getTransformedByMove(t,e,n);return[new Kh(i)]}const o=Kh._createFromPositionAndShift(t,n);const s=e._getTransformedByDeletion(t,n);if(this.containsPosition(e)&&!i){if(o.containsPosition(this.start)||o.containsPosition(this.end)){const i=this.start._getTransformedByMove(t,e,n);const o=this.end._getTransformedByMove(t,e,n);return[new Kh(i,o)]}}let r;const a=this.getDifference(o);let c=null;const l=this.getIntersection(o);if(a.length==1){c=new Kh(a[0].start._getTransformedByDeletion(t,n),a[0].end._getTransformedByDeletion(t,n))}else if(a.length==2){c=new Kh(this.start,this.end._getTransformedByDeletion(t,n))}if(c){r=c._getTransformedByInsertion(s,n,l!==null||i)}else{r=[]}if(l){const t=new Kh(l.start._getCombined(o.start,s),l.end._getCombined(o.start,s));if(r.length==2){r.splice(1,0,t)}else{r.push(t)}}return r}_getTransformedByDeletion(t,e){let n=this.start._getTransformedByDeletion(t,e);let i=this.end._getTransformedByDeletion(t,e);if(n==null&&i==null){return null}if(n==null){n=t}if(i==null){i=t}return new Kh(n,i)}static _createFromPositionAndShift(t,e){const n=t;const i=t.getShiftedBy(e);return e>0?new this(n,i):new this(i,n)}static _createIn(t){return new this(Wh._createAt(t,0),Wh._createAt(t,t.maxOffset))}static _createOn(t){return this._createFromPositionAndShift(Wh._createBefore(t),t.offsetSize)}static _createFromRanges(t){if(t.length===0){throw new rr["b"]("range-create-from-ranges-empty-array: At least one range has to be passed.",null)}else if(t.length==1){return t[0].clone()}const e=t[0];t.sort((t,e)=>t.start.isAfter(e.start)?1:-1);const n=t.indexOf(e);const i=new this(e.start,e.end);if(n>0){for(let e=n-1;true;e++){if(t[e].end.isEqual(i.start)){i.start=Wh._createAt(t[e].start)}else{break}}}for(let e=n+1;e<t.length;e++){if(t[e].start.isEqual(i.end)){i.end=Wh._createAt(t[e].end)}else{break}}return i}static fromJSON(t,e){return new this(Wh.fromJSON(t.start,e),Wh.fromJSON(t.end,e))}}class Qh{constructor(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._viewToModelLengthCallbacks=new Map;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set;this.on("modelToViewPosition",(t,e)=>{if(e.viewPosition){return}const n=this._modelToViewMapping.get(e.modelPosition.parent);e.viewPosition=this._findPositionIn(n,e.modelPosition.offset)},{priority:"low"});this.on("viewToModelPosition",(t,e)=>{if(e.modelPosition){return}const n=this.findMappedViewAncestor(e.viewPosition);const i=this._viewToModelMapping.get(n);const o=this._toModelOffset(e.viewPosition.parent,e.viewPosition.offset,n);e.modelPosition=Wh._createAt(i,o)},{priority:"low"})}bindElements(t,e){this._modelToViewMapping.set(t,e);this._viewToModelMapping.set(e,t)}unbindViewElement(t){const e=this.toModelElement(t);this._viewToModelMapping.delete(t);if(this._elementToMarkerNames.has(t)){for(const e of this._elementToMarkerNames.get(t)){this._unboundMarkerNames.add(e)}}if(this._modelToViewMapping.get(e)==t){this._modelToViewMapping.delete(e)}}unbindModelElement(t){const e=this.toViewElement(t);this._modelToViewMapping.delete(t);if(this._viewToModelMapping.get(e)==t){this._viewToModelMapping.delete(e)}}bindElementToMarker(t,e){const n=this._markerNameToElements.get(e)||new Set;n.add(t);const i=this._elementToMarkerNames.get(t)||new Set;i.add(e);this._markerNameToElements.set(e,n);this._elementToMarkerNames.set(t,i)}unbindElementFromMarkerName(t,e){const n=this._markerNameToElements.get(e);if(n){n.delete(t);if(n.size==0){this._markerNameToElements.delete(e)}}const i=this._elementToMarkerNames.get(t);if(i){i.delete(e);if(i.size==0){this._elementToMarkerNames.delete(t)}}}flushUnboundMarkerNames(){const t=Array.from(this._unboundMarkerNames);this._unboundMarkerNames.clear();return t}clearBindings(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set}toModelElement(t){return this._viewToModelMapping.get(t)}toViewElement(t){return this._modelToViewMapping.get(t)}toModelRange(t){return new Kh(this.toModelPosition(t.start),this.toModelPosition(t.end))}toViewRange(t){return new hl(this.toViewPosition(t.start),this.toViewPosition(t.end))}toModelPosition(t){const e={viewPosition:t,mapper:this};this.fire("viewToModelPosition",e);return e.modelPosition}toViewPosition(t,e={isPhantom:false}){const n={modelPosition:t,mapper:this,isPhantom:e.isPhantom};this.fire("modelToViewPosition",n);return n.viewPosition}markerNameToElements(t){const e=this._markerNameToElements.get(t);if(!e){return null}const n=new Set;for(const t of e){if(t.is("attributeElement")){for(const e of t.getElementsWithSameId()){n.add(e)}}else{n.add(t)}}return n}registerViewToModelLength(t,e){this._viewToModelLengthCallbacks.set(t,e)}findMappedViewAncestor(t){let e=t.parent;while(!this._viewToModelMapping.has(e)){e=e.parent}return e}_toModelOffset(t,e,n){if(n!=t){const i=this._toModelOffset(t.parent,t.index,n);const o=this._toModelOffset(t,e,t);return i+o}if(t.is("text")){return e}let i=0;for(let n=0;n<e;n++){i+=this.getModelLength(t.getChild(n))}return i}getModelLength(t){if(this._viewToModelLengthCallbacks.get(t.name)){const e=this._viewToModelLengthCallbacks.get(t.name);return e(t)}else if(this._viewToModelMapping.has(t)){return 1}else if(t.is("text")){return t.data.length}else if(t.is("uiElement")){return 0}else{let e=0;for(const n of t.getChildren()){e+=this.getModelLength(n)}return e}}_findPositionIn(t,e){let n;let i=0;let o=0;let s=0;if(t.is("text")){return new ul(t,e)}while(o<e){n=t.getChild(s);i=this.getModelLength(n);o+=i;s++}if(o==e){return this._moveViewPositionToTextNode(new ul(t,s))}else{return this._findPositionIn(n,e-(o-i))}}_moveViewPositionToTextNode(t){const e=t.nodeBefore;const n=t.nodeAfter;if(e instanceof zr){return new ul(e,e.data.length)}else if(n instanceof zr){return new ul(n,0)}return t}}yr(Qh,dr);class Jh{constructor(){this._consumable=new Map;this._textProxyRegistry=new Map}add(t,e){e=Zh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}if(!this._consumable.has(t)){this._consumable.set(t,new Map)}this._consumable.get(t).set(e,true)}consume(t,e){e=Zh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}if(this.test(t,e)){this._consumable.get(t).set(e,false);return true}else{return false}}test(t,e){e=Zh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}const n=this._consumable.get(t);if(n===undefined){return null}const i=n.get(e);if(i===undefined){return null}return i}revert(t,e){e=Zh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}const n=this.test(t,e);if(n===false){this._consumable.get(t).set(e,true);return true}else if(n===true){return false}return null}_getSymbolForTextProxy(t){let e=null;const n=this._textProxyRegistry.get(t.startOffset);if(n){const i=n.get(t.endOffset);if(i){e=i.get(t.parent)}}if(!e){e=this._addSymbolForTextProxy(t.startOffset,t.endOffset,t.parent)}return e}_addSymbolForTextProxy(t,e,n){const i=Symbol("textProxySymbol");let o,s;o=this._textProxyRegistry.get(t);if(!o){o=new Map;this._textProxyRegistry.set(t,o)}s=o.get(e);if(!s){s=new Map;o.set(e,s)}s.set(n,i);return i}}function Zh(t){const e=t.split(":");return e.length>1?e[0]+":"+e[1]:e[0]}class Xh{constructor(t){this.conversionApi=Wc({dispatcher:this},t)}convertChanges(t,e,n){for(const e of t.getMarkersToRemove()){this.convertMarkerRemove(e.name,e.range,n)}for(const e of t.getChanges()){if(e.type=="insert"){this.convertInsert(Kh._createFromPositionAndShift(e.position,e.length),n)}else if(e.type=="remove"){this.convertRemove(e.position,e.length,e.name,n)}else{this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n)}}for(const t of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=e.get(t).getRange();this.convertMarkerRemove(t,i,n);this.convertMarkerAdd(t,i,n)}for(const e of t.getMarkersToAdd()){this.convertMarkerAdd(e.name,e.range,n)}}convertInsert(t,e){this.conversionApi.writer=e;this.conversionApi.consumable=this._createInsertConsumable(t);for(const e of t){const t=e.item;const n=Kh._createFromPositionAndShift(e.previousPosition,e.length);const i={item:t,range:n};this._testAndFire("insert",i);for(const e of t.getAttributeKeys()){i.attributeKey=e;i.attributeOldValue=null;i.attributeNewValue=t.getAttribute(e);this._testAndFire(`attribute:${e}`,i)}}this._clearConversionApi()}convertRemove(t,e,n,i){this.conversionApi.writer=i;this.fire("remove:"+n,{position:t,length:e},this.conversionApi);this._clearConversionApi()}convertAttribute(t,e,n,i,o){this.conversionApi.writer=o;this.conversionApi.consumable=this._createConsumableForRange(t,`attribute:${e}`);for(const o of t){const t=o.item;const s=Kh._createFromPositionAndShift(o.previousPosition,o.length);const r={item:t,range:s,attributeKey:e,attributeOldValue:n,attributeNewValue:i};this._testAndFire(`attribute:${e}`,r)}this._clearConversionApi()}convertSelection(t,e,n){const i=Array.from(e.getMarkersAtPosition(t.getFirstPosition()));this.conversionApi.writer=n;this.conversionApi.consumable=this._createSelectionConsumable(t,i);this.fire("selection",{selection:t},this.conversionApi);if(!t.isCollapsed){return}for(const e of i){const n=e.getRange();if(!tf(t.getFirstPosition(),e,this.conversionApi.mapper)){continue}const i={item:t,markerName:e.name,markerRange:n};if(this.conversionApi.consumable.test(t,"addMarker:"+e.name)){this.fire("addMarker:"+e.name,i,this.conversionApi)}}for(const e of t.getAttributeKeys()){const n={item:t,range:t.getFirstRange(),attributeKey:e,attributeOldValue:null,attributeNewValue:t.getAttribute(e)};if(this.conversionApi.consumable.test(t,"attribute:"+n.attributeKey)){this.fire("attribute:"+n.attributeKey+":$text",n,this.conversionApi)}}this._clearConversionApi()}convertMarkerAdd(t,e,n){if(!e.root.document||e.root.rootName=="$graveyard"){return}this.conversionApi.writer=n;const i="addMarker:"+t;const o=new Jh;o.add(e,i);this.conversionApi.consumable=o;this.fire(i,{markerName:t,markerRange:e},this.conversionApi);if(!o.test(e,i)){return}this.conversionApi.consumable=this._createConsumableForRange(e,i);for(const n of e.getItems()){if(!this.conversionApi.consumable.test(n,i)){continue}const o={item:n,range:Kh._createOn(n),markerName:t,markerRange:e};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}convertMarkerRemove(t,e,n){if(!e.root.document||e.root.rootName=="$graveyard"){return}this.conversionApi.writer=n;this.fire("removeMarker:"+t,{markerName:t,markerRange:e},this.conversionApi);this._clearConversionApi()}_createInsertConsumable(t){const e=new Jh;for(const n of t){const t=n.item;e.add(t,"insert");for(const n of t.getAttributeKeys()){e.add(t,"attribute:"+n)}}return e}_createConsumableForRange(t,e){const n=new Jh;for(const i of t.getItems()){n.add(i,e)}return n}_createSelectionConsumable(t,e){const n=new Jh;n.add(t,"selection");for(const i of e){n.add(t,"addMarker:"+i.name)}for(const e of t.getAttributeKeys()){n.add(t,"attribute:"+e)}return n}_testAndFire(t,e){if(!this.conversionApi.consumable.test(e.item,t)){return}const n=e.item.name||"$text";this.fire(t+":"+n,e,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer;delete this.conversionApi.consumable}}yr(Xh,dr);function tf(t,e,n){const i=e.getRange();const o=Array.from(t.getAncestors());o.shift();o.reverse();const s=o.some(t=>{if(i.containsItem(t)){const e=n.toViewElement(t);return!!e.getCustomProperty("addHighlight")}});return!s}class ef{constructor(t,e,n){this._lastRangeBackward=false;this._ranges=[];this._attrs=new Map;if(t){this.setTo(t,e,n)}}get anchor(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.end:t.start}return null}get focus(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.start:t.end}return null}get isCollapsed(){const t=this._ranges.length;if(t===1){return this._ranges[0].isCollapsed}else{return false}}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(t){if(this.rangeCount!=t.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus)){return false}for(const e of this._ranges){let n=false;for(const i of t._ranges){if(e.isEqual(i)){n=true;break}}if(!n){return false}}return true}*getRanges(){for(const t of this._ranges){yield new Kh(t.start,t.end)}}getFirstRange(){let t=null;for(const e of this._ranges){if(!t||e.start.isBefore(t.start)){t=e}}return t?new Kh(t.start,t.end):null}getLastRange(){let t=null;for(const e of this._ranges){if(!t||e.end.isAfter(t.end)){t=e}}return t?new Kh(t.start,t.end):null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}setTo(t,e,n){if(t===null){this._setRanges([])}else if(t instanceof ef){this._setRanges(t.getRanges(),t.isBackward)}else if(t&&typeof t.getRanges=="function"){this._setRanges(t.getRanges(),t.isBackward)}else if(t instanceof Kh){this._setRanges([t],!!e&&!!e.backward)}else if(t instanceof Wh){this._setRanges([new Kh(t)])}else if(t instanceof Vh){const i=!!n&&!!n.backward;let o;if(e=="in"){o=Kh._createIn(t)}else if(e=="on"){o=Kh._createOn(t)}else if(e!==undefined){o=new Kh(Wh._createAt(t,e))}else{throw new rr["b"]("model-selection-setTo-required-second-parameter: "+"selection.setTo requires the second parameter when the first parameter is a node.",[this,t])}this._setRanges([o],i)}else if(vr(t)){this._setRanges(t,e&&!!e.backward)}else{throw new rr["b"]("model-selection-setTo-not-selectable: Cannot set the selection to the given place.",[this,t])}}_setRanges(t,e=false){t=Array.from(t);const n=t.some(e=>{if(!(e instanceof Kh)){throw new rr["b"]("model-selection-set-ranges-not-range: "+"Selection range set to an object that is not an instance of model.Range.",[this,t])}return this._ranges.every(t=>!t.isEqual(e))});if(t.length===this._ranges.length&&!n){return}this._removeAllRanges();for(const e of t){this._pushRange(e)}this._lastRangeBackward=!!e;this.fire("change:range",{directChange:true})}setFocus(t,e){if(this.anchor===null){throw new rr["b"]("model-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",[this,t])}const n=Wh._createAt(t,e);if(n.compareWith(this.focus)=="same"){return}const i=this.anchor;if(this._ranges.length){this._popRange()}if(n.compareWith(i)=="before"){this._pushRange(new Kh(n,i));this._lastRangeBackward=true}else{this._pushRange(new Kh(i,n));this._lastRangeBackward=false}this.fire("change:range",{directChange:true})}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(t){return this._attrs.has(t)}removeAttribute(t){if(this.hasAttribute(t)){this._attrs.delete(t);this.fire("change:attribute",{attributeKeys:[t],directChange:true})}}setAttribute(t,e){if(this.getAttribute(t)!==e){this._attrs.set(t,e);this.fire("change:attribute",{attributeKeys:[t],directChange:true})}}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}is(t){return t==="selection"||t==="model:selection"}*getSelectedBlocks(){const t=new WeakSet;for(const e of this.getRanges()){const n=sf(e.start,t);if(n&&rf(n,e)){yield n}for(const n of e.getWalker()){const i=n.item;if(n.type=="elementEnd"&&of(i,t,e)){yield i}}const i=sf(e.end,t);if(i&&!e.end.isTouching(Wh._createAt(i,0))&&rf(i,e)){yield i}}}containsEntireContent(t=this.anchor.root){const e=Wh._createAt(t,0);const n=Wh._createAt(t,"end");return e.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(t){this._checkRange(t);this._ranges.push(new Kh(t.start,t.end))}_checkRange(t){for(let e=0;e<this._ranges.length;e++){if(t.isIntersecting(this._ranges[e])){throw new rr["b"]("model-selection-range-intersects: Trying to add a range that intersects with another range in the selection.",[this,t],{addedRange:t,intersectingRange:this._ranges[e]})}}}_removeAllRanges(){while(this._ranges.length>0){this._popRange()}}_popRange(){this._ranges.pop()}}yr(ef,dr);function nf(t,e){if(e.has(t)){return false}e.add(t);return t.root.document.model.schema.isBlock(t)&&t.parent}function of(t,e,n){return nf(t,e)&&rf(t,n)}function sf(t,e){const n=t.parent;const i=n.root.document.model.schema;const o=t.parent.getAncestors({parentFirst:true,includeSelf:true});let s=false;const r=o.find(t=>{if(s){return false}s=i.isLimit(t);return!s&&nf(t,e)});o.forEach(t=>e.add(t));return r}function rf(t,e){const n=af(t);if(!n){return true}const i=e.containsRange(Kh._createOn(n),true);return!i}function af(t){const e=t.root.document.model.schema;let n=t.parent;while(n){if(e.isBlock(n)){return n}n=n.parent}}class cf extends Kh{constructor(t,e){super(t,e);lf.call(this)}detach(){this.stopListening()}is(t){return t==="liveRange"||t==="model:liveRange"||t=="range"||t==="model:range"}toRange(){return new Kh(this.start,this.end)}static fromRange(t){return new cf(t.start,t.end)}}function lf(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const n=e[0];if(!n.isDocumentOperation){return}df.call(this,n)},{priority:"low"})}function df(t){const e=this.getTransformedByOperation(t);const n=Kh._createFromRanges(e);const i=!n.isEqual(this);const o=uf(this,t);let s=null;if(i){if(n.root.rootName=="$graveyard"){if(t.type=="remove"){s=t.sourcePosition}else{s=t.deletionPosition}}const e=this.toRange();this.start=n.start;this.end=n.end;this.fire("change:range",e,{deletionPosition:s})}else if(o){this.fire("change:content",this.toRange(),{deletionPosition:s})}}function uf(t,e){switch(e.type){case"insert":return t.containsPosition(e.position);case"move":case"remove":case"reinsert":case"merge":return t.containsPosition(e.sourcePosition)||t.start.isEqual(e.sourcePosition)||t.containsPosition(e.targetPosition);case"split":return t.containsPosition(e.splitPosition)||t.containsPosition(e.insertionPosition)}return false}yr(cf,dr);const hf="selection:";class ff{constructor(t){this._selection=new mf(t);this._selection.delegate("change:range").to(this);this._selection.delegate("change:attribute").to(this);this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(t){return this._selection.containsEntireContent(t)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(t){return this._selection.getAttribute(t)}hasAttribute(t){return this._selection.hasAttribute(t)}refresh(){this._selection._updateMarkers();this._selection._updateAttributes(false)}is(t){return t==="selection"||t=="model:selection"||t=="documentSelection"||t=="model:documentSelection"}_setFocus(t,e){this._selection.setFocus(t,e)}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setAttribute(t,e){this._selection.setAttribute(t,e)}_removeAttribute(t){this._selection.removeAttribute(t)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(t){this._selection.restoreGravity(t)}static _getStoreAttributeKey(t){return hf+t}static _isStoreAttributeKey(t){return t.startsWith(hf)}}yr(ff,dr);class mf extends ef{constructor(t){super();this.markers=new xr({idProperty:"name"});this._model=t.model;this._document=t;this._attributePriority=new Map;this._fixGraveyardRangesData=[];this._hasChangedRange=false;this._overriddenGravityRegister=new Set;this.listenTo(this._model,"applyOperation",(t,e)=>{const n=e[0];if(!n.isDocumentOperation||n.type=="marker"||n.type=="rename"||n.type=="noop"){return}while(this._fixGraveyardRangesData.length){const{liveRange:t,sourcePosition:e}=this._fixGraveyardRangesData.shift();this._fixGraveyardSelection(t,e)}if(this._hasChangedRange){this._hasChangedRange=false;this.fire("change:range",{directChange:false})}},{priority:"lowest"});this.on("change:range",()=>{for(const t of this.getRanges()){if(!this._document._validateSelectionRange(t)){throw new rr["b"]("document-selection-wrong-position: Range from document selection starts or ends at incorrect position.",this,{range:t})}}});this.listenTo(this._model.markers,"update",()=>this._updateMarkers());this.listenTo(this._document,"change",(t,e)=>{pf(this._model,e)})}get isCollapsed(){const t=this._ranges.length;return t===0?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let t=0;t<this._ranges.length;t++){this._ranges[t].detach()}this.stopListening()}*getRanges(){if(this._ranges.length){yield*super.getRanges()}else{yield this._document._getDefaultRange()}}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(t,e,n){super.setTo(t,e,n);this._updateAttributes(true);this._updateMarkers()}setFocus(t,e){super.setFocus(t,e);this._updateAttributes(true);this._updateMarkers()}setAttribute(t,e){if(this._setAttribute(t,e)){const e=[t];this.fire("change:attribute",{attributeKeys:e,directChange:true})}}removeAttribute(t){if(this._removeAttribute(t)){const e=[t];this.fire("change:attribute",{attributeKeys:e,directChange:true})}}overrideGravity(){const t=nr();this._overriddenGravityRegister.add(t);if(this._overriddenGravityRegister.size===1){this._updateAttributes(true)}return t}restoreGravity(t){if(!this._overriddenGravityRegister.has(t)){throw new rr["b"]("document-selection-gravity-wrong-restore: Attempting to restore the selection gravity for an unknown UID.",this,{uid:t})}this._overriddenGravityRegister.delete(t);if(!this.isGravityOverridden){this._updateAttributes(true)}}_popRange(){this._ranges.pop().detach()}_pushRange(t){const e=this._prepareRange(t);if(e){this._ranges.push(e)}}_prepareRange(t){this._checkRange(t);if(t.root==this._document.graveyard){return}const e=cf.fromRange(t);e.on("change:range",(t,n,i)=>{this._hasChangedRange=true;if(e.root==this._document.graveyard){this._fixGraveyardRangesData.push({liveRange:e,sourcePosition:i.deletionPosition})}});return e}_updateMarkers(){const t=[];let e=false;for(const e of this._model.markers){const n=e.getRange();for(const i of this.getRanges()){if(n.containsRange(i,!i.isCollapsed)){t.push(e)}}}const n=Array.from(this.markers);for(const n of t){if(!this.markers.has(n)){this.markers.add(n);e=true}}for(const n of Array.from(this.markers)){if(!t.includes(n)){this.markers.remove(n);e=true}}if(e){this.fire("change:marker",{oldMarkers:n,directChange:false})}}_updateAttributes(t){const e=Hr(this._getSurroundingAttributes());const n=Hr(this.getAttributes());if(t){this._attributePriority=new Map;this._attrs=new Map}else{for(const[t,e]of this._attributePriority){if(e=="low"){this._attrs.delete(t);this._attributePriority.delete(t)}}}this._setAttributesTo(e);const i=[];for(const[t,e]of this.getAttributes()){if(!n.has(t)||n.get(t)!==e){i.push(t)}}for(const[t]of n){if(!this.hasAttribute(t)){i.push(t)}}if(i.length>0){this.fire("change:attribute",{attributeKeys:i,directChange:false})}}_setAttribute(t,e,n=true){const i=n?"normal":"low";if(i=="low"&&this._attributePriority.get(t)=="normal"){return false}const o=super.getAttribute(t);if(o===e){return false}this._attrs.set(t,e);this._attributePriority.set(t,i);return true}_removeAttribute(t,e=true){const n=e?"normal":"low";if(n=="low"&&this._attributePriority.get(t)=="normal"){return false}this._attributePriority.set(t,n);if(!super.hasAttribute(t)){return false}this._attrs.delete(t);return true}_setAttributesTo(t){const e=new Set;for(const[e,n]of this.getAttributes()){if(t.get(e)===n){continue}this._removeAttribute(e,false)}for(const[n,i]of t){const t=this._setAttribute(n,i,false);if(t){e.add(n)}}return e}*_getStoredAttributes(){const t=this.getFirstPosition().parent;if(this.isCollapsed&&t.isEmpty){for(const e of t.getAttributeKeys()){if(e.startsWith(hf)){const n=e.substr(hf.length);yield[n,t.getAttribute(e)]}}}}_getSurroundingAttributes(){const t=this.getFirstPosition();const e=this._model.schema;let n=null;if(!this.isCollapsed){const t=this.getFirstRange();for(const i of t){if(i.item.is("element")&&e.isObject(i.item)){break}if(i.type=="text"){n=i.item.getAttributes();break}}}else{const e=t.textNode?t.textNode:t.nodeBefore;const i=t.textNode?t.textNode:t.nodeAfter;if(!this.isGravityOverridden){n=gf(e)}if(!n){n=gf(i)}if(!this.isGravityOverridden&&!n){let t=e;while(t&&!n){t=t.previousSibling;n=gf(t)}}if(!n){let t=i;while(t&&!n){t=t.nextSibling;n=gf(t)}}if(!n){n=this._getStoredAttributes()}}return n}_fixGraveyardSelection(t,e){const n=e.clone();const i=this._model.schema.getNearestSelectionRange(n);const o=this._ranges.indexOf(t);this._ranges.splice(o,1);t.detach();if(i&&!bf(i,this)){const t=this._prepareRange(i);this._ranges.splice(o,0,t)}}}function gf(t){if(t instanceof Bh||t instanceof jh){return t.getAttributes()}return null}function pf(t,e){const n=t.document.differ;for(const i of n.getChanges()){if(i.type!="insert"){continue}const n=i.position.parent;const o=i.length===n.maxOffset;if(o){t.enqueueChange(e,t=>{const e=Array.from(n.getAttributeKeys()).filter(t=>t.startsWith(hf));for(const i of e){t.removeAttribute(i,n)}})}}}function bf(t,e){return!e._ranges.every(e=>!t.isEqual(e))}class wf{constructor(t){this._dispatchers=t}add(t){for(const e of this._dispatchers){t(e)}return this}}var kf=1,_f=4;function vf(t){return Us(t,kf|_f)}var yf=vf;class xf extends wf{elementToElement(t){return this.add(jf(t))}attributeToElement(t){return this.add(Bf(t))}attributeToAttribute(t){return this.add(zf(t))}markerToElement(t){return this.add(Ff(t))}markerToHighlight(t){return this.add(Uf(t))}}function Af(){return(t,e,n)=>{if(!n.consumable.consume(e.item,"insert")){return}const i=n.writer;const o=n.mapper.toViewPosition(e.range.start);const s=i.createText(e.item.data);i.insert(o,s)}}function Cf(){return(t,e,n)=>{const i=n.mapper.toViewPosition(e.position);const o=e.position.getShiftedBy(e.length);const s=n.mapper.toViewPosition(o,{isPhantom:true});const r=n.writer.createRange(i,s);const a=n.writer.remove(r.getTrimmed());for(const t of n.writer.createRangeIn(a).getItems()){n.mapper.unbindViewElement(t)}}}function Tf(t,e){const n=t.createAttributeElement("span",e.attributes);if(e.classes){n._addClass(e.classes)}if(e.priority){n._priority=e.priority}n._id=e.id;return n}function Sf(){return(t,e,n)=>{const i=e.selection;if(i.isCollapsed){return}if(!n.consumable.consume(i,"selection")){return}const o=[];for(const t of i.getRanges()){const e=n.mapper.toViewRange(t);o.push(e)}n.writer.setSelection(o,{backward:i.isBackward})}}function Pf(){return(t,e,n)=>{const i=e.selection;if(!i.isCollapsed){return}if(!n.consumable.consume(i,"selection")){return}const o=n.writer;const s=i.getFirstPosition();const r=n.mapper.toViewPosition(s);const a=o.breakAttributes(r);o.setSelection(a)}}function Ef(){return(t,e,n)=>{const i=n.writer;const o=i.document.selection;for(const t of o.getRanges()){if(t.isCollapsed){if(t.end.parent.isAttached()){n.writer.mergeAttributes(t.start)}}}i.setSelection(null)}}function Mf(t){return(e,n,i)=>{const o=t(n.attributeOldValue,i.writer);const s=t(n.attributeNewValue,i.writer);if(!o&&!s){return}if(!i.consumable.consume(n.item,e.name)){return}const r=i.writer;const a=r.document.selection;if(n.item instanceof ef||n.item instanceof ff){r.wrap(a.getFirstRange(),s)}else{let t=i.mapper.toViewRange(n.range);if(n.attributeOldValue!==null&&o){t=r.unwrap(t,o)}if(n.attributeNewValue!==null&&s){r.wrap(t,s)}}}}function If(t){return(e,n,i)=>{const o=t(n.item,i.writer);if(!o){return}if(!i.consumable.consume(n.item,"insert")){return}const s=i.mapper.toViewPosition(n.range.start);i.mapper.bindElements(n.item,o);i.writer.insert(s,o)}}function Nf(t){return(e,n,i)=>{n.isOpening=true;const o=t(n,i.writer);n.isOpening=false;const s=t(n,i.writer);if(!o||!s){return}const r=n.markerRange;if(r.isCollapsed&&!i.consumable.consume(r,e.name)){return}for(const t of r){if(!i.consumable.consume(t.item,e.name)){return}}const a=i.mapper;const c=i.writer;c.insert(a.toViewPosition(r.start),o);i.mapper.bindElementToMarker(o,n.markerName);if(!r.isCollapsed){c.insert(a.toViewPosition(r.end),s);i.mapper.bindElementToMarker(s,n.markerName)}e.stop()}}function Of(){return(t,e,n)=>{const i=n.mapper.markerNameToElements(e.markerName);if(!i){return}for(const t of i){n.mapper.unbindElementFromMarkerName(t,e.markerName);n.writer.clear(n.writer.createRangeOn(t),t)}n.writer.clearClonedElementsGroup(e.markerName);t.stop()}}function Rf(t){return(e,n,i)=>{const o=t(n.attributeOldValue,n);const s=t(n.attributeNewValue,n);if(!o&&!s){return}if(!i.consumable.consume(n.item,e.name)){return}const r=i.mapper.toViewElement(n.item);const a=i.writer;if(!r){throw new rr["b"]("conversion-attribute-to-attribute-on-text: "+"Trying to convert text node's attribute with attribute-to-attribute converter.",[n,i])}if(n.attributeOldValue!==null&&o){if(o.key=="class"){const t=Array.isArray(o.value)?o.value:[o.value];for(const e of t){a.removeClass(e,r)}}else if(o.key=="style"){const t=Object.keys(o.value);for(const e of t){a.removeStyle(e,r)}}else{a.removeAttribute(o.key,r)}}if(n.attributeNewValue!==null&&s){if(s.key=="class"){const t=Array.isArray(s.value)?s.value:[s.value];for(const e of t){a.addClass(e,r)}}else if(s.key=="style"){const t=Object.keys(s.value);for(const e of t){a.setStyle(e,s.value[e],r)}}else{a.setAttribute(s.key,s.value,r)}}}}function Df(t){return(e,n,i)=>{if(!n.item){return}if(!(n.item instanceof ef||n.item instanceof ff)&&!n.item.is("textProxy")){return}const o=Gf(t,n,i);if(!o){return}if(!i.consumable.consume(n.item,e.name)){return}const s=i.writer;const r=Tf(s,o);const a=s.document.selection;if(n.item instanceof ef||n.item instanceof ff){s.wrap(a.getFirstRange(),r,a)}else{const t=i.mapper.toViewRange(n.range);const e=s.wrap(t,r);for(const t of e.getItems()){if(t.is("attributeElement")&&t.isSimilar(r)){i.mapper.bindElementToMarker(t,n.markerName);break}}}}}function Lf(t){return(e,n,i)=>{if(!n.item){return}if(!(n.item instanceof Fh)){return}const o=Gf(t,n,i);if(!o){return}if(!i.consumable.test(n.item,e.name)){return}const s=i.mapper.toViewElement(n.item);if(s&&s.getCustomProperty("addHighlight")){i.consumable.consume(n.item,e.name);for(const t of Kh._createIn(n.item)){i.consumable.consume(t.item,e.name)}s.getCustomProperty("addHighlight")(s,o,i.writer);i.mapper.bindElementToMarker(s,n.markerName)}}}function Vf(t){return(e,n,i)=>{if(n.markerRange.isCollapsed){return}const o=Gf(t,n,i);if(!o){return}const s=Tf(i.writer,o);const r=i.mapper.markerNameToElements(n.markerName);if(!r){return}for(const t of r){i.mapper.unbindElementFromMarkerName(t,n.markerName);if(t.is("attributeElement")){i.writer.unwrap(i.writer.createRangeOn(t),s)}else{t.getCustomProperty("removeHighlight")(t,o.id,i.writer)}}i.writer.clearClonedElementsGroup(n.markerName);e.stop()}}function jf(t){t=yf(t);t.view=Hf(t.view,"container");return e=>{e.on("insert:"+t.model,If(t.view),{priority:t.converterPriority||"normal"})}}function Bf(t){t=yf(t);const e=t.model.key?t.model.key:t.model;let n="attribute:"+e;if(t.model.name){n+=":"+t.model.name}if(t.model.values){for(const e of t.model.values){t.view[e]=Hf(t.view[e],"attribute")}}else{t.view=Hf(t.view,"attribute")}const i=Wf(t);return e=>{e.on(n,Mf(i),{priority:t.converterPriority||"normal"})}}function zf(t){t=yf(t);const e=t.model.key?t.model.key:t.model;let n="attribute:"+e;if(t.model.name){n+=":"+t.model.name}if(t.model.values){for(const e of t.model.values){t.view[e]=$f(t.view[e])}}else{t.view=$f(t.view)}const i=Wf(t);return e=>{e.on(n,Rf(i),{priority:t.converterPriority||"normal"})}}function Ff(t){t=yf(t);t.view=Hf(t.view,"ui");return e=>{e.on("addMarker:"+t.model,Nf(t.view),{priority:t.converterPriority||"normal"});e.on("removeMarker:"+t.model,Of(t.view),{priority:t.converterPriority||"normal"})}}function Uf(t){return e=>{e.on("addMarker:"+t.model,Df(t.view),{priority:t.converterPriority||"normal"});e.on("addMarker:"+t.model,Lf(t.view),{priority:t.converterPriority||"normal"});e.on("removeMarker:"+t.model,Vf(t.view),{priority:t.converterPriority||"normal"})}}function Hf(t,e){if(typeof t=="function"){return t}return(n,i)=>qf(t,i,e)}function qf(t,e,n){if(typeof t=="string"){t={name:t}}let i;const o=Object.assign({},t.attributes);if(n=="container"){i=e.createContainerElement(t.name,o)}else if(n=="attribute"){const n={priority:t.priority||kl.DEFAULT_PRIORITY};i=e.createAttributeElement(t.name,o,n)}else{i=e.createUIElement(t.name,o)}if(t.styles){const n=Object.keys(t.styles);for(const o of n){e.setStyle(o,t.styles[o],i)}}if(t.classes){const n=t.classes;if(typeof n=="string"){e.addClass(n,i)}else{for(const t of n){e.addClass(t,i)}}}return i}function Wf(t){if(t.model.values){return(e,n)=>{const i=t.view[e];if(i){return i(e,n)}return null}}else{return t.view}}function $f(t){if(typeof t=="string"){return e=>({key:t,value:e})}else if(typeof t=="object"){if(t.value){return()=>t}else{return e=>({key:t.key,value:e})}}else{return t}}function Gf(t,e,n){const i=typeof t=="function"?t(e,n):t;if(!i){return null}if(!i.priority){i.priority=10}if(!i.id){i.id=e.markerName}return i}class Yf extends wf{elementToElement(t){return this.add(Zf(t))}elementToAttribute(t){return this.add(Xf(t))}attributeToAttribute(t){return this.add(tm(t))}elementToMarker(t){return this.add(em(t))}}function Kf(){return(t,e,n)=>{if(!e.modelRange&&n.consumable.consume(e.viewItem,{name:true})){const{modelRange:t,modelCursor:i}=n.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t;e.modelCursor=i}}}function Qf(){return(t,e,n)=>{if(n.schema.checkChild(e.modelCursor,"$text")){if(n.consumable.consume(e.viewItem)){const t=n.writer.createText(e.viewItem.data);n.writer.insert(t,e.modelCursor);e.modelRange=Kh._createFromPositionAndShift(e.modelCursor,t.offsetSize);e.modelCursor=e.modelRange.end}}}}function Jf(t,e){return(n,i)=>{const o=i.newSelection;const s=new ef;const r=[];for(const t of o.getRanges()){r.push(e.toModelRange(t))}s.setTo(r,{backward:o.isBackward});if(!s.isEqual(t.document.selection)){t.change(t=>{t.setSelection(s)})}}}function Zf(t){t=yf(t);const e=im(t);const n=nm(t.view);const i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"normal"})}}function Xf(t){t=yf(t);rm(t);const e=am(t,false);const n=nm(t.view);const i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"low"})}}function tm(t){t=yf(t);let e=null;if(typeof t.view=="string"||t.view.key){e=sm(t)}rm(t,e);const n=am(t,true);return e=>{e.on("element",n,{priority:t.converterPriority||"low"})}}function em(t){t=yf(t);dm(t);return Zf(t)}function nm(t){if(typeof t=="string"){return t}if(typeof t=="object"&&typeof t.name=="string"){return t.name}return null}function im(t){const e=t.view?new qr(t.view):null;return(n,i,o)=>{let s={};if(e){const t=e.match(i.viewItem);if(!t){return}s=t.match}s.name=true;const r=om(t.model,i.viewItem,o.writer);if(!r){return}if(!o.consumable.test(i.viewItem,s)){return}const a=o.splitToAllowedParent(r,i.modelCursor);if(!a){return}o.writer.insert(r,a.position);o.convertChildren(i.viewItem,o.writer.createPositionAt(r,0));o.consumable.consume(i.viewItem,s);const c=o.getSplitParts(r);i.modelRange=new Kh(o.writer.createPositionBefore(r),o.writer.createPositionAfter(c[c.length-1]));if(a.cursorParent){i.modelCursor=o.writer.createPositionAt(a.cursorParent,0)}else{i.modelCursor=i.modelRange.end}}}function om(t,e,n){if(t instanceof Function){return t(e,n)}else{return n.createElement(t)}}function sm(t){if(typeof t.view=="string"){t.view={key:t.view}}const e=t.view.key;let n;if(e=="class"||e=="style"){const i=e=="class"?"classes":"styles";n={[i]:t.view.value}}else{const i=typeof t.view.value=="undefined"?/[\s\S]*/:t.view.value;n={attributes:{[e]:i}}}if(t.view.name){n.name=t.view.name}t.view=n;return e}function rm(t,e=null){const n=e===null?true:t=>t.getAttribute(e);const i=typeof t.model!="object"?t.model:t.model.key;const o=typeof t.model!="object"||typeof t.model.value=="undefined"?n:t.model.value;t.model={key:i,value:o}}function am(t,e){const n=new qr(t.view);return(i,o,s)=>{const r=n.match(o.viewItem);if(!r){return}const a=t.model.key;const c=typeof t.model.value=="function"?t.model.value(o.viewItem):t.model.value;if(c===null){return}if(cm(t.view,o.viewItem)){r.match.name=true}else{delete r.match.name}if(!s.consumable.test(o.viewItem,r.match)){return}if(!o.modelRange){o=Object.assign(o,s.convertChildren(o.viewItem,o.modelCursor))}const l=lm(o.modelRange,{key:a,value:c},e,s);if(l){s.consumable.consume(o.viewItem,r.match)}}}function cm(t,e){const n=typeof t=="function"?t(e):t;if(typeof n=="object"&&!nm(n)){return false}return!n.classes&&!n.attributes&&!n.styles}function lm(t,e,n,i){let o=false;for(const s of Array.from(t.getItems({shallow:n}))){if(i.schema.checkAttribute(s,e.key)){i.writer.setAttribute(e.key,e.value,s);o=true}}return o}function dm(t){const e=t.model;t.model=(t,n)=>{const i=typeof e=="string"?e:e(t);return n.createElement("$marker",{"data-name":i})}}class um{constructor(t,e){this.model=t;this.view=new Lh(e);this.mapper=new Qh;this.downcastDispatcher=new Xh({mapper:this.mapper});const n=this.model.document;const i=n.selection;const o=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(true)},{priority:"highest"});this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(false)},{priority:"lowest"});this.listenTo(n,"change",()=>{this.view.change(t=>{this.downcastDispatcher.convertChanges(n.differ,o,t);this.downcastDispatcher.convertSelection(i,o,t)})},{priority:"low"});this.listenTo(this.view.document,"selectionChange",Jf(this.model,this.mapper));this.downcastDispatcher.on("insert:$text",Af(),{priority:"lowest"});this.downcastDispatcher.on("remove",Cf(),{priority:"low"});this.downcastDispatcher.on("selection",Ef(),{priority:"low"});this.downcastDispatcher.on("selection",Sf(),{priority:"low"});this.downcastDispatcher.on("selection",Pf(),{priority:"low"});this.view.document.roots.bindTo(this.model.document.roots).using(t=>{if(t.rootName=="$graveyard"){return null}const e=new ll(this.view.document,t.name);e.rootName=t.rootName;this.mapper.bindElements(t,e);return e})}destroy(){this.view.destroy();this.stopListening()}}yr(um,Qc);class hm{constructor(){this._commands=new Map}add(t,e){this._commands.set(t,e)}get(t){return this._commands.get(t)}execute(t,...e){const n=this.get(t);if(!n){throw new rr["b"]("commandcollection-command-not-found: Command does not exist.",this,{commandName:t})}n.execute(...e)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const t of this.commands()){t.destroy()}}}class fm{constructor(){this._consumables=new Map}add(t,e){let n;if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,true);return}if(!this._consumables.has(t)){n=new mm(t);this._consumables.set(t,n)}else{n=this._consumables.get(t)}n.add(e)}test(t,e){const n=this._consumables.get(t);if(n===undefined){return null}if(t.is("text")||t.is("documentFragment")){return n}return n.test(e)}consume(t,e){if(this.test(t,e)){if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,false)}else{this._consumables.get(t).consume(e)}return true}return false}revert(t,e){const n=this._consumables.get(t);if(n!==undefined){if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,true)}else{n.revert(e)}}}static consumablesFromElement(t){const e={element:t,name:true,attributes:[],classes:[],styles:[]};const n=t.getAttributeKeys();for(const t of n){if(t=="style"||t=="class"){continue}e.attributes.push(t)}const i=t.getClassNames();for(const t of i){e.classes.push(t)}const o=t.getStyleNames();for(const t of o){e.styles.push(t)}return e}static createFrom(t,e){if(!e){e=new fm(t)}if(t.is("text")){e.add(t);return e}if(t.is("element")){e.add(t,fm.consumablesFromElement(t))}if(t.is("documentFragment")){e.add(t)}for(const n of t.getChildren()){e=fm.createFrom(n,e)}return e}}class mm{constructor(t){this.element=t;this._canConsumeName=null;this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(t){if(t.name){this._canConsumeName=true}for(const e in this._consumables){if(e in t){this._add(e,t[e])}}}test(t){if(t.name&&!this._canConsumeName){return this._canConsumeName}for(const e in this._consumables){if(e in t){const n=this._test(e,t[e]);if(n!==true){return n}}}return true}consume(t){if(t.name){this._canConsumeName=false}for(const e in this._consumables){if(e in t){this._consume(e,t[e])}}}revert(t){if(t.name){this._canConsumeName=true}for(const e in this._consumables){if(e in t){this._revert(e,t[e])}}}_add(t,e){const n=Ke(e)?e:[e];const i=this._consumables[t];for(const e of n){if(t==="attributes"&&(e==="class"||e==="style")){throw new rr["b"]("viewconsumable-invalid-attribute: Classes and styles should be handled separately.",this)}i.set(e,true);if(t==="styles"){for(const t of this.element.document.stylesProcessor.getRelatedStyles(e)){i.set(t,true)}}}}_test(t,e){const n=Ke(e)?e:[e];const i=this._consumables[t];for(const e of n){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";const n=this._test(t,[...this._consumables[t].keys()]);if(n!==true){return n}}else{const t=i.get(e);if(t===undefined){return null}if(!t){return false}}}return true}_consume(t,e){const n=Ke(e)?e:[e];const i=this._consumables[t];for(const e of n){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";this._consume(t,[...this._consumables[t].keys()])}else{i.set(e,false);if(t=="styles"){for(const t of this.element.document.stylesProcessor.getRelatedStyles(e)){i.set(t,false)}}}}}_revert(t,e){const n=Ke(e)?e:[e];const i=this._consumables[t];for(const e of n){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";this._revert(t,[...this._consumables[t].keys()])}else{const t=i.get(e);if(t===false){i.set(e,true)}}}}}class gm{constructor(){this._sourceDefinitions={};this._attributeProperties={};this.decorate("checkChild");this.decorate("checkAttribute");this.on("checkAttribute",(t,e)=>{e[0]=new pm(e[0])},{priority:"highest"});this.on("checkChild",(t,e)=>{e[0]=new pm(e[0]);e[1]=this.getDefinition(e[1])},{priority:"highest"})}register(t,e){if(this._sourceDefinitions[t]){throw new rr["b"]("schema-cannot-register-item-twice: A single item cannot be registered twice in the schema.",this,{itemName:t})}this._sourceDefinitions[t]=[Object.assign({},e)];this._clearCache()}extend(t,e){if(!this._sourceDefinitions[t]){throw new rr["b"]("schema-cannot-extend-missing-item: Cannot extend an item which was not registered yet.",this,{itemName:t})}this._sourceDefinitions[t].push(Object.assign({},e));this._clearCache()}getDefinitions(){if(!this._compiledDefinitions){this._compile()}return this._compiledDefinitions}getDefinition(t){let e;if(typeof t=="string"){e=t}else if(t.is&&(t.is("text")||t.is("textProxy"))){e="$text"}else{e=t.name}return this.getDefinitions()[e]}isRegistered(t){return!!this.getDefinition(t)}isBlock(t){const e=this.getDefinition(t);return!!(e&&e.isBlock)}isLimit(t){const e=this.getDefinition(t);if(!e){return false}return!!(e.isLimit||e.isObject)}isObject(t){const e=this.getDefinition(t);return!!(e&&e.isObject)}isInline(t){const e=this.getDefinition(t);return!!(e&&e.isInline)}checkChild(t,e){if(!e){return false}return this._checkContextMatch(e,t)}checkAttribute(t,e){const n=this.getDefinition(t.last);if(!n){return false}return n.allowAttributes.includes(e)}checkMerge(t,e=null){if(t instanceof Wh){const e=t.nodeBefore;const n=t.nodeAfter;if(!(e instanceof Fh)){throw new rr["b"]("schema-check-merge-no-element-before: The node before the merge position must be an element.",this)}if(!(n instanceof Fh)){throw new rr["b"]("schema-check-merge-no-element-after: The node after the merge position must be an element.",this)}return this.checkMerge(e,n)}for(const n of e.getChildren()){if(!this.checkChild(t,n)){return false}}return true}addChildCheck(t){this.on("checkChild",(e,[n,i])=>{if(!i){return}const o=t(n,i);if(typeof o=="boolean"){e.stop();e.return=o}},{priority:"high"})}addAttributeCheck(t){this.on("checkAttribute",(e,[n,i])=>{const o=t(n,i);if(typeof o=="boolean"){e.stop();e.return=o}},{priority:"high"})}setAttributeProperties(t,e){this._attributeProperties[t]=Object.assign(this.getAttributeProperties(t),e)}getAttributeProperties(t){return this._attributeProperties[t]||{}}getLimitElement(t){let e;if(t instanceof Wh){e=t.parent}else{const n=t instanceof Kh?[t]:Array.from(t.getRanges());e=n.reduce((t,e)=>{const n=e.getCommonAncestor();if(!t){return n}return t.getCommonAncestor(n,{includeSelf:true})},null)}while(!this.isLimit(e)){if(e.parent){e=e.parent}else{break}}return e}checkAttributeInSelection(t,e){if(t.isCollapsed){const n=t.getFirstPosition();const i=[...n.getAncestors(),new jh("",t.getAttributes())];return this.checkAttribute(i,e)}else{const n=t.getRanges();for(const t of n){for(const n of t){if(this.checkAttribute(n.item,e)){return true}}}}return false}*getValidRanges(t,e){t=Im(t);for(const n of t){yield*this._getValidRangesForRange(n,e)}}getNearestSelectionRange(t,e="both"){if(this.checkChild(t,"$text")){return new Kh(t)}let n,i;const o=t.getAncestors().reverse().find(t=>this.isLimit(t))||t.root;if(e=="both"||e=="backward"){n=new Hh({boundaries:Kh._createIn(o),startPosition:t,direction:"backward"})}if(e=="both"||e=="forward"){i=new Hh({boundaries:Kh._createIn(o),startPosition:t})}for(const t of Mm(n,i)){const e=t.walker==n?"elementEnd":"elementStart";const i=t.value;if(i.type==e&&this.isObject(i.item)){return Kh._createOn(i.item)}if(this.checkChild(i.nextPosition,"$text")){return new Kh(i.nextPosition)}}return null}findAllowedParent(t,e){let n=t.parent;while(n){if(this.checkChild(n,e)){return n}if(this.isLimit(n)){return null}n=n.parent}return null}removeDisallowedAttributes(t,e){for(const n of t){if(n.is("text")){Nm(this,n,e)}else{const t=Kh._createIn(n);const i=t.getPositions();for(const t of i){const n=t.nodeBefore||t.parent;Nm(this,n,e)}}}}createContext(t){return new pm(t)}_clearCache(){this._compiledDefinitions=null}_compile(){const t={};const e=this._sourceDefinitions;const n=Object.keys(e);for(const i of n){t[i]=bm(e[i],i)}for(const e of n){wm(t,e)}for(const e of n){km(t,e)}for(const e of n){_m(t,e);vm(t,e)}for(const e of n){ym(t,e);xm(t,e)}this._compiledDefinitions=t}_checkContextMatch(t,e,n=e.length-1){const i=e.getItem(n);if(t.allowIn.includes(i.name)){if(n==0){return true}else{const t=this.getDefinition(i);return this._checkContextMatch(t,e,n-1)}}else{return false}}*_getValidRangesForRange(t,e){let n=t.start;let i=t.start;for(const o of t.getItems({shallow:true})){if(o.is("element")){yield*this._getValidRangesForRange(Kh._createIn(o),e)}if(!this.checkAttribute(o,e)){if(!n.isEqual(i)){yield new Kh(n,i)}n=Wh._createAfter(o)}i=Wh._createAfter(o)}if(!n.isEqual(i)){yield new Kh(n,i)}}}yr(gm,Qc);class pm{constructor(t){if(t instanceof pm){return t}if(typeof t=="string"){t=[t]}else if(!Array.isArray(t)){t=t.getAncestors({includeSelf:true})}if(t[0]&&typeof t[0]!="string"&&t[0].is("documentFragment")){t.shift()}this._items=t.map(Em)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(t){const e=new pm([t]);e._items=[...this._items,...e._items];return e}getItem(t){return this._items[t]}*getNames(){yield*this._items.map(t=>t.name)}endsWith(t){return Array.from(this.getNames()).join(" ").endsWith(t)}startsWith(t){return Array.from(this.getNames()).join(" ").startsWith(t)}}function bm(t,e){const n={name:e,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],inheritTypesFrom:[]};Am(t,n);Cm(t,n,"allowIn");Cm(t,n,"allowContentOf");Cm(t,n,"allowWhere");Cm(t,n,"allowAttributes");Cm(t,n,"allowAttributesOf");Cm(t,n,"inheritTypesFrom");Tm(t,n);return n}function wm(t,e){for(const n of t[e].allowContentOf){if(t[n]){const i=Sm(t,n);i.forEach(t=>{t.allowIn.push(e)})}}delete t[e].allowContentOf}function km(t,e){for(const n of t[e].allowWhere){const i=t[n];if(i){const n=i.allowIn;t[e].allowIn.push(...n)}}delete t[e].allowWhere}function _m(t,e){for(const n of t[e].allowAttributesOf){const i=t[n];if(i){const n=i.allowAttributes;t[e].allowAttributes.push(...n)}}delete t[e].allowAttributesOf}function vm(t,e){const n=t[e];for(const e of n.inheritTypesFrom){const i=t[e];if(i){const t=Object.keys(i).filter(t=>t.startsWith("is"));for(const e of t){if(!(e in n)){n[e]=i[e]}}}}delete n.inheritTypesFrom}function ym(t,e){const n=t[e];const i=n.allowIn.filter(e=>t[e]);n.allowIn=Array.from(new Set(i))}function xm(t,e){const n=t[e];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function Am(t,e){for(const n of t){const t=Object.keys(n).filter(t=>t.startsWith("is"));for(const i of t){e[i]=n[i]}}}function Cm(t,e,n){for(const i of t){if(typeof i[n]=="string"){e[n].push(i[n])}else if(Array.isArray(i[n])){e[n].push(...i[n])}}}function Tm(t,e){for(const n of t){const t=n.inheritAllFrom;if(t){e.allowContentOf.push(t);e.allowWhere.push(t);e.allowAttributesOf.push(t);e.inheritTypesFrom.push(t)}}}function Sm(t,e){const n=t[e];return Pm(t).filter(t=>t.allowIn.includes(n.name))}function Pm(t){return Object.keys(t).map(e=>t[e])}function Em(t){if(typeof t=="string"){return{name:t,*getAttributeKeys(){},getAttribute(){}}}else{return{name:t.is("element")?t.name:"$text",*getAttributeKeys(){yield*t.getAttributeKeys()},getAttribute(e){return t.getAttribute(e)}}}}function*Mm(t,e){let n=false;while(!n){n=true;if(t){const e=t.next();if(!e.done){n=false;yield{walker:t,value:e.value}}}if(e){const t=e.next();if(!t.done){n=false;yield{walker:e,value:t.value}}}}}function*Im(t){for(const e of t){yield*e.getMinimalFlatRanges()}}function Nm(t,e,n){for(const i of e.getAttributeKeys()){if(!t.checkAttribute(e,i)){n.removeAttribute(i,e)}}}class Om{constructor(t={}){this._splitParts=new Map;this._modelCursor=null;this.conversionApi=Object.assign({},t);this.conversionApi.convertItem=this._convertItem.bind(this);this.conversionApi.convertChildren=this._convertChildren.bind(this);this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this);this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(t,e,n=["$root"]){this.fire("viewCleanup",t);this._modelCursor=Dm(n,e);this.conversionApi.writer=e;this.conversionApi.consumable=fm.createFrom(t);this.conversionApi.store={};const{modelRange:i}=this._convertItem(t,this._modelCursor);const o=e.createDocumentFragment();if(i){this._removeEmptyElements();for(const t of Array.from(this._modelCursor.parent.getChildren())){e.append(t,o)}o.markers=Rm(o,e)}this._modelCursor=null;this._splitParts.clear();this.conversionApi.writer=null;this.conversionApi.store=null;return o}_convertItem(t,e){const n=Object.assign({viewItem:t,modelCursor:e,modelRange:null});if(t.is("element")){this.fire("element:"+t.name,n,this.conversionApi)}else if(t.is("text")){this.fire("text",n,this.conversionApi)}else{this.fire("documentFragment",n,this.conversionApi)}if(n.modelRange&&!(n.modelRange instanceof Kh)){throw new rr["b"]("view-conversion-dispatcher-incorrect-result: Incorrect conversion result was dropped.",this)}return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(t,e){const n=new Kh(e);let i=e;for(const e of Array.from(t.getChildren())){const t=this._convertItem(e,i);if(t.modelRange instanceof Kh){n.end=t.modelRange.end;i=t.modelCursor}}return{modelRange:n,modelCursor:i}}_splitToAllowedParent(t,e){const n=this.conversionApi.schema.findAllowedParent(e,t);if(!n){return null}if(n===e.parent){return{position:e}}if(this._modelCursor.parent.getAncestors().includes(n)){return null}const i=this.conversionApi.writer.split(e,n);const o=[];for(const t of i.range.getWalker()){if(t.type=="elementEnd"){o.push(t.item)}else{const e=o.pop();const n=t.item;this._registerSplitPair(e,n)}}return{position:i.position,cursorParent:i.range.end.parent}}_registerSplitPair(t,e){if(!this._splitParts.has(t)){this._splitParts.set(t,[t])}const n=this._splitParts.get(t);this._splitParts.set(e,n);n.push(e)}_getSplitParts(t){let e;if(!this._splitParts.has(t)){e=[t]}else{e=this._splitParts.get(t)}return e}_removeEmptyElements(){let t=false;for(const e of this._splitParts.keys()){if(e.isEmpty){this.conversionApi.writer.remove(e);this._splitParts.delete(e);t=true}}if(t){this._removeEmptyElements()}}}yr(Om,dr);function Rm(t,e){const n=new Set;const i=new Map;const o=Kh._createIn(t).getItems();for(const t of o){if(t.name=="$marker"){n.add(t)}}for(const t of n){const n=t.getAttribute("data-name");const o=e.createPositionBefore(t);if(!i.has(n)){i.set(n,new Kh(o.clone()))}else{i.get(n).end=o.clone()}e.remove(t)}return i}function Dm(t,e){let n;for(const i of new pm(t)){const t={};for(const e of i.getAttributeKeys()){t[e]=i.getAttribute(e)}const o=e.createElement(i.name,t);if(n){e.append(o,n)}n=Wh._createAt(o,0)}return n}class Lm{constructor(t,e){this.model=t;this.stylesProcessor=e;this.processor;this.mapper=new Qh;this.downcastDispatcher=new Xh({mapper:this.mapper});this.downcastDispatcher.on("insert:$text",Af(),{priority:"lowest"});this.upcastDispatcher=new Om({schema:t.schema});this.viewDocument=new bl(e);this._viewWriter=new $l(this.viewDocument);this.upcastDispatcher.on("text",Qf(),{priority:"lowest"});this.upcastDispatcher.on("element",Kf(),{priority:"lowest"});this.upcastDispatcher.on("documentFragment",Kf(),{priority:"lowest"});this.decorate("init");this.on("init",()=>{this.fire("ready")},{priority:"lowest"})}get(t){const{rootName:e="main",trim:n="empty"}=t||{};if(!this._checkIfRootsExists([e])){throw new rr["b"]("datacontroller-get-non-existent-root: Attempting to get data from a non-existing root.",this)}const i=this.model.document.getRoot(e);if(n==="empty"&&!this.model.hasContent(i,{ignoreWhitespaces:true})){return""}return this.stringify(i)}stringify(t){const e=this.toView(t);return this.processor.toData(e)}toView(t){const e=this.viewDocument;const n=this._viewWriter;this.mapper.clearBindings();const i=Kh._createIn(t);const o=new ql(e);this.mapper.bindElements(t,o);this.downcastDispatcher.convertInsert(i,n);if(!t.is("documentFragment")){const e=Vm(t);for(const[t,i]of e){this.downcastDispatcher.convertMarkerAdd(t,i,n)}}return o}init(t){if(this.model.document.version){throw new rr["b"]("datacontroller-init-document-not-empty: Trying to set initial data to not empty document.",this)}let e={};if(typeof t==="string"){e.main=t}else{e=t}if(!this._checkIfRootsExists(Object.keys(e))){throw new rr["b"]("datacontroller-init-non-existent-root: Attempting to init data on a non-existing root.",this)}this.model.enqueueChange("transparent",t=>{for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.insert(this.parse(e[n],i),i,0)}});return Promise.resolve()}set(t){let e={};if(typeof t==="string"){e.main=t}else{e=t}if(!this._checkIfRootsExists(Object.keys(e))){throw new rr["b"]("datacontroller-set-non-existent-root: Attempting to set data on a non-existing root.",this)}this.model.enqueueChange("transparent",t=>{t.setSelection(null);t.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.remove(t.createRangeIn(i));t.insert(this.parse(e[n],i),i,0)}})}parse(t,e="$root"){const n=this.processor.toView(t);return this.toModel(n,e)}toModel(t,e="$root"){return this.model.change(n=>this.upcastDispatcher.convert(t,n,e))}addStyleProcessorRules(t){t(this.stylesProcessor)}destroy(){this.stopListening()}_checkIfRootsExists(t){for(const e of t){if(!this.model.document.getRootNames().includes(e)){return false}}return true}}yr(Lm,Qc);function Vm(t){const e=[];const n=t.root.document;if(!n){return[]}const i=Kh._createIn(t);for(const t of n.model.markers){const n=i.getIntersection(t.getRange());if(n){e.push([t.name,n])}}return e}class jm{constructor(t,e){this._helpers=new Map;this._downcast=Array.isArray(t)?t:[t];this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:true});this._upcast=Array.isArray(e)?e:[e];this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:false})}addAlias(t,e){const n=this._downcast.includes(e);const i=this._upcast.includes(e);if(!i&&!n){throw new rr["b"]("conversion-add-alias-dispatcher-not-registered: "+"Trying to register and alias for a dispatcher that nas not been registered.",this)}this._createConversionHelpers({name:t,dispatchers:[e],isDowncast:n})}for(t){if(!this._helpers.has(t)){throw new rr["b"]("conversion-for-unknown-group: Trying to add a converter to an unknown dispatchers group.",this)}return this._helpers.get(t)}elementToElement(t){this.for("downcast").elementToElement(t);for(const{model:e,view:n}of Bm(t)){this.for("upcast").elementToElement({model:e,view:n,converterPriority:t.converterPriority})}}attributeToElement(t){this.for("downcast").attributeToElement(t);for(const{model:e,view:n}of Bm(t)){this.for("upcast").elementToAttribute({view:n,model:e,converterPriority:t.converterPriority})}}attributeToAttribute(t){this.for("downcast").attributeToAttribute(t);for(const{model:e,view:n}of Bm(t)){this.for("upcast").attributeToAttribute({view:n,model:e})}}_createConversionHelpers({name:t,dispatchers:e,isDowncast:n}){if(this._helpers.has(t)){throw new rr["b"]("conversion-group-exists: Trying to register a group name that has already been registered.",this)}const i=n?new xf(e):new Yf(e);this._helpers.set(t,i)}}function*Bm(t){if(t.model.values){for(const e of t.model.values){const n={key:t.model.key,value:e};const i=t.view[e];const o=t.upcastAlso?t.upcastAlso[e]:undefined;yield*zm(n,i,o)}}else{yield*zm(t.model,t.view,t.upcastAlso)}}function*zm(t,e,n){yield{model:t,view:e};if(n){n=Array.isArray(n)?n:[n];for(const e of n){yield{model:t,view:e}}}}class Fm{constructor(t="default"){this.operations=[];this.type=t}get baseVersion(){for(const t of this.operations){if(t.baseVersion!==null){return t.baseVersion}}return null}addOperation(t){t.batch=this;this.operations.push(t);return t}}class Um{constructor(t){this.baseVersion=t;this.isDocumentOperation=this.baseVersion!==null;this.batch=null}_validate(){}toJSON(){const t=Object.assign({},this);t.__className=this.constructor.className;delete t.batch;delete t.isDocumentOperation;return t}static get className(){return"Operation"}static fromJSON(t){return new this(t.baseVersion)}}class Hm{constructor(t){this.markers=new Map;this._children=new zh;if(t){this._insertChild(0,t)}}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(t){return t==="documentFragment"||t==="model:documentFragment"}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}getPath(){return[]}getNodeByPath(t){let e=this;for(const n of t){e=e.getChild(e.offsetToIndex(n))}return e}offsetToIndex(t){return this._children.offsetToIndex(t)}toJSON(){const t=[];for(const e of this._children){t.push(e.toJSON())}return t}static fromJSON(t){const e=[];for(const n of t){if(n.name){e.push(Fh.fromJSON(n))}else{e.push(jh.fromJSON(n))}}return new Hm(e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const n=qm(e);for(const t of n){if(t.parent!==null){t._remove()}t.parent=this}this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n){t.parent=null}return n}}function qm(t){if(typeof t=="string"){return[new jh(t)]}if(!vr(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t=="string"){return new jh(t)}if(t instanceof Bh){return new jh(t.data,t.getAttributes())}return t})}function Wm(t,e){e=Km(e);const n=e.reduce((t,e)=>t+e.offsetSize,0);const i=t.parent;Jm(t);const o=t.index;i._insertChild(o,e);Qm(i,o+e.length);Qm(i,o);return new Kh(t,t.getShiftedBy(n))}function $m(t){if(!t.isFlat){throw new rr["b"]("operation-utils-remove-range-not-flat: "+"Trying to remove a range which starts and ends in different element.",this)}const e=t.start.parent;Jm(t.start);Jm(t.end);const n=e._removeChildren(t.start.index,t.end.index-t.start.index);Qm(e,t.start.index);return n}function Gm(t,e){if(!t.isFlat){throw new rr["b"]("operation-utils-move-range-not-flat: "+"Trying to move a range which starts and ends in different element.",this)}const n=$m(t);e=e._getTransformedByDeletion(t.start,t.end.offset-t.start.offset);return Wm(e,n)}function Ym(t,e,n){Jm(t.start);Jm(t.end);for(const i of t.getItems({shallow:true})){const t=i.is("textProxy")?i.textNode:i;if(n!==null){t._setAttribute(e,n)}else{t._removeAttribute(e)}Qm(t.parent,t.index)}Qm(t.end.parent,t.end.index)}function Km(t){const e=[];if(!(t instanceof Array)){t=[t]}for(let n=0;n<t.length;n++){if(typeof t[n]=="string"){e.push(new jh(t[n]))}else if(t[n]instanceof Bh){e.push(new jh(t[n].data,t[n].getAttributes()))}else if(t[n]instanceof Hm||t[n]instanceof zh){for(const i of t[n]){e.push(i)}}else if(t[n]instanceof Vh){e.push(t[n])}}for(let t=1;t<e.length;t++){const n=e[t];const i=e[t-1];if(n instanceof jh&&i instanceof jh&&Zm(n,i)){e.splice(t-1,2,new jh(i.data+n.data,i.getAttributes()));t--}}return e}function Qm(t,e){const n=t.getChild(e-1);const i=t.getChild(e);if(n&&i&&n.is("text")&&i.is("text")&&Zm(n,i)){const o=new jh(n.data+i.data,n.getAttributes());t._removeChildren(e-1,2);t._insertChild(e-1,o)}}function Jm(t){const e=t.textNode;const n=t.parent;if(e){const i=t.offset-e.startOffset;const o=e.index;n._removeChildren(o,1);const s=new jh(e.data.substr(0,i),e.getAttributes());const r=new jh(e.data.substr(i),e.getAttributes());n._insertChild(o,[s,r])}}function Zm(t,e){const n=t.getAttributes();const i=e.getAttributes();for(const t of n){if(t[1]!==e.getAttribute(t[0])){return false}i.next()}return i.next().done}function Xm(t,e){return qu(t,e)}var tg=Xm;class eg extends Um{constructor(t,e,n,i,o){super(o);this.range=t.clone();this.key=e;this.oldValue=n===undefined?null:n;this.newValue=i===undefined?null:i}get type(){if(this.oldValue===null){return"addAttribute"}else if(this.newValue===null){return"removeAttribute"}else{return"changeAttribute"}}clone(){return new eg(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new eg(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const t=super.toJSON();t.range=this.range.toJSON();return t}_validate(){if(!this.range.isFlat){throw new rr["b"]("attribute-operation-range-not-flat: The range to change is not flat.",this)}for(const t of this.range.getItems({shallow:true})){if(this.oldValue!==null&&!tg(t.getAttribute(this.key),this.oldValue)){throw new rr["b"]("attribute-operation-wrong-old-value: Changed node has different attribute value than operation's "+"old attribute value.",this,{item:t,key:this.key,value:this.oldValue})}if(this.oldValue===null&&this.newValue!==null&&t.hasAttribute(this.key)){throw new rr["b"]("attribute-operation-attribute-exists: The attribute with given key already exists.",this,{node:t,key:this.key})}}}_execute(){if(!tg(this.oldValue,this.newValue)){Ym(this.range,this.key,this.newValue)}}static get className(){return"AttributeOperation"}static fromJSON(t,e){return new eg(Kh.fromJSON(t.range,e),t.key,t.oldValue,t.newValue,t.baseVersion)}}class ng extends Um{constructor(t,e){super(null);this.sourcePosition=t.clone();this.howMany=e}get type(){return"detach"}toJSON(){const t=super.toJSON();t.sourcePosition=this.sourcePosition.toJSON();return t}_validate(){if(this.sourcePosition.root.document){throw new rr["b"]("detach-operation-on-document-node: Cannot detach document node.",this)}}_execute(){$m(Kh._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class ig extends Um{constructor(t,e,n,i){super(i);this.sourcePosition=t.clone();this.sourcePosition.stickiness="toNext";this.howMany=e;this.targetPosition=n.clone();this.targetPosition.stickiness="toNone"}get type(){if(this.targetPosition.root.rootName=="$graveyard"){return"remove"}else if(this.sourcePosition.root.rootName=="$graveyard"){return"reinsert"}return"move"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const t=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,t,this.baseVersion+1)}_validate(){const t=this.sourcePosition.parent;const e=this.targetPosition.parent;const n=this.sourcePosition.offset;const i=this.targetPosition.offset;if(n+this.howMany>t.maxOffset){throw new rr["b"]("move-operation-nodes-do-not-exist: The nodes which should be moved do not exist.",this)}else if(t===e&&n<i&&i<n+this.howMany){throw new rr["b"]("move-operation-range-into-itself: Trying to move a range of nodes to the inside of that range.",this)}else if(this.sourcePosition.root==this.targetPosition.root){if(Dr(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())=="prefix"){const t=this.sourcePosition.path.length-1;if(this.targetPosition.path[t]>=n&&this.targetPosition.path[t]<n+this.howMany){throw new rr["b"]("move-operation-node-into-itself: Trying to move a range of nodes into one of nodes from that range.",this)}}}}_execute(){Gm(Kh._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const t=super.toJSON();t.sourcePosition=this.sourcePosition.toJSON();t.targetPosition=this.targetPosition.toJSON();return t}static get className(){return"MoveOperation"}static fromJSON(t,e){const n=Wh.fromJSON(t.sourcePosition,e);const i=Wh.fromJSON(t.targetPosition,e);return new this(n,t.howMany,i,t.baseVersion)}}class og extends Um{constructor(t,e,n){super(n);this.position=t.clone();this.position.stickiness="toNone";this.nodes=new zh(Km(e));this.shouldReceiveAttributes=false}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}clone(){const t=new zh([...this.nodes].map(t=>t._clone(true)));const e=new og(this.position,t,this.baseVersion);e.shouldReceiveAttributes=this.shouldReceiveAttributes;return e}getReversed(){const t=this.position.root.document.graveyard;const e=new Wh(t,[0]);return new ig(this.position,this.nodes.maxOffset,e,this.baseVersion+1)}_validate(){const t=this.position.parent;if(!t||t.maxOffset<this.position.offset){throw new rr["b"]("insert-operation-position-invalid: Insertion position is invalid.",this)}}_execute(){const t=this.nodes;this.nodes=new zh([...t].map(t=>t._clone(true)));Wm(this.position,t)}toJSON(){const t=super.toJSON();t.position=this.position.toJSON();t.nodes=this.nodes.toJSON();return t}static get className(){return"InsertOperation"}static fromJSON(t,e){const n=[];for(const e of t.nodes){if(e.name){n.push(Fh.fromJSON(e))}else{n.push(jh.fromJSON(e))}}const i=new og(Wh.fromJSON(t.position,e),n,t.baseVersion);i.shouldReceiveAttributes=t.shouldReceiveAttributes;return i}}class sg extends Um{constructor(t,e,n,i,o,s){super(s);this.name=t;this.oldRange=e?e.clone():null;this.newRange=n?n.clone():null;this.affectsData=o;this._markers=i}get type(){return"marker"}clone(){return new sg(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new sg(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const t=this.newRange?"_set":"_remove";this._markers[t](this.name,this.newRange,true,this.affectsData)}toJSON(){const t=super.toJSON();if(this.oldRange){t.oldRange=this.oldRange.toJSON()}if(this.newRange){t.newRange=this.newRange.toJSON()}delete t._markers;return t}static get className(){return"MarkerOperation"}static fromJSON(t,e){return new sg(t.name,t.oldRange?Kh.fromJSON(t.oldRange,e):null,t.newRange?Kh.fromJSON(t.newRange,e):null,e.model.markers,t.affectsData,t.baseVersion)}}class rg extends Um{constructor(t,e,n,i){super(i);this.position=t;this.position.stickiness="toNext";this.oldName=e;this.newName=n}get type(){return"rename"}clone(){return new rg(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new rg(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const t=this.position.nodeAfter;if(!(t instanceof Fh)){throw new rr["b"]("rename-operation-wrong-position: Given position is invalid or node after it is not an instance of Element.",this)}else if(t.name!==this.oldName){throw new rr["b"]("rename-operation-wrong-name: Element to change has different name than operation's old name.",this)}}_execute(){const t=this.position.nodeAfter;t.name=this.newName}toJSON(){const t=super.toJSON();t.position=this.position.toJSON();return t}static get className(){return"RenameOperation"}static fromJSON(t,e){return new rg(Wh.fromJSON(t.position,e),t.oldName,t.newName,t.baseVersion)}}class ag extends Um{constructor(t,e,n,i,o){super(o);this.root=t;this.key=e;this.oldValue=n;this.newValue=i}get type(){if(this.oldValue===null){return"addRootAttribute"}else if(this.newValue===null){return"removeRootAttribute"}else{return"changeRootAttribute"}}clone(){return new ag(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new ag(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment")){throw new rr["b"]("rootattribute-operation-not-a-root: The element to change is not a root element.",this,{root:this.root,key:this.key})}if(this.oldValue!==null&&this.root.getAttribute(this.key)!==this.oldValue){throw new rr["b"]("rootattribute-operation-wrong-old-value: Changed node has different attribute value than operation's "+"old attribute value.",this,{root:this.root,key:this.key})}if(this.oldValue===null&&this.newValue!==null&&this.root.hasAttribute(this.key)){throw new rr["b"]("rootattribute-operation-attribute-exists: The attribute with given key already exists.",this,{root:this.root,key:this.key})}}_execute(){if(this.newValue!==null){this.root._setAttribute(this.key,this.newValue)}else{this.root._removeAttribute(this.key)}}toJSON(){const t=super.toJSON();t.root=this.root.toJSON();return t}static get className(){return"RootAttributeOperation"}static fromJSON(t,e){if(!e.getRoot(t.root)){throw new rr["b"]("rootattribute-operation-fromjson-no-root: Cannot create RootAttributeOperation. Root with specified name does not exist.",this,{rootName:t.root})}return new ag(e.getRoot(t.root),t.key,t.oldValue,t.newValue,t.baseVersion)}}class cg extends Um{constructor(t,e,n,i,o){super(o);this.sourcePosition=t.clone();this.sourcePosition.stickiness="toPrevious";this.howMany=e;this.targetPosition=n.clone();this.targetPosition.stickiness="toNext";this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new Wh(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const t=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Kh(this.sourcePosition,t)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const t=this.targetPosition._getTransformedByMergeOperation(this);const e=this.sourcePosition.path.slice(0,-1);const n=new Wh(this.sourcePosition.root,e)._getTransformedByMergeOperation(this);const i=new lg(t,this.howMany,this.graveyardPosition,this.baseVersion+1);i.insertionPosition=n;return i}_validate(){const t=this.sourcePosition.parent;const e=this.targetPosition.parent;if(!t.parent){throw new rr["b"]("merge-operation-source-position-invalid: Merge source position is invalid.",this)}else if(!e.parent){throw new rr["b"]("merge-operation-target-position-invalid: Merge target position is invalid.",this)}else if(this.howMany!=t.maxOffset){throw new rr["b"]("merge-operation-how-many-invalid: Merge operation specifies wrong number of nodes to move.",this)}}_execute(){const t=this.sourcePosition.parent;const e=Kh._createIn(t);Gm(e,this.targetPosition);Gm(Kh._createOn(t),this.graveyardPosition)}toJSON(){const t=super.toJSON();t.sourcePosition=t.sourcePosition.toJSON();t.targetPosition=t.targetPosition.toJSON();t.graveyardPosition=t.graveyardPosition.toJSON();return t}static get className(){return"MergeOperation"}static fromJSON(t,e){const n=Wh.fromJSON(t.sourcePosition,e);const i=Wh.fromJSON(t.targetPosition,e);const o=Wh.fromJSON(t.graveyardPosition,e);return new this(n,t.howMany,i,o,t.baseVersion)}}class lg extends Um{constructor(t,e,n,i){super(i);this.splitPosition=t.clone();this.splitPosition.stickiness="toNext";this.howMany=e;this.insertionPosition=lg.getInsertionPosition(t);this.insertionPosition.stickiness="toNone";this.graveyardPosition=n?n.clone():null;if(this.graveyardPosition){this.graveyardPosition.stickiness="toNext"}}get type(){return"split"}get moveTargetPosition(){const t=this.insertionPosition.path.slice();t.push(0);return new Wh(this.insertionPosition.root,t)}get movedRange(){const t=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Kh(this.splitPosition,t)}clone(){const t=new this.constructor(this.splitPosition,this.howMany,this.graveyardPosition,this.baseVersion);t.insertionPosition=this.insertionPosition;return t}getReversed(){const t=this.splitPosition.root.document.graveyard;const e=new Wh(t,[0]);return new cg(this.moveTargetPosition,this.howMany,this.splitPosition,e,this.baseVersion+1)}_validate(){const t=this.splitPosition.parent;const e=this.splitPosition.offset;if(!t||t.maxOffset<e){throw new rr["b"]("split-operation-position-invalid: Split position is invalid.",this)}else if(!t.parent){throw new rr["b"]("split-operation-split-in-root: Cannot split root element.",this)}else if(this.howMany!=t.maxOffset-this.splitPosition.offset){throw new rr["b"]("split-operation-how-many-invalid: Split operation specifies wrong number of nodes to move.",this)}else if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter){throw new rr["b"]("split-operation-graveyard-position-invalid: Graveyard position invalid.",this)}}_execute(){const t=this.splitPosition.parent;if(this.graveyardPosition){Gm(Kh._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition)}else{const e=t._clone();Wm(this.insertionPosition,e)}const e=new Kh(Wh._createAt(t,this.splitPosition.offset),Wh._createAt(t,t.maxOffset));Gm(e,this.moveTargetPosition)}toJSON(){const t=super.toJSON();t.splitPosition=this.splitPosition.toJSON();t.insertionPosition=this.insertionPosition.toJSON();if(this.graveyardPosition){t.graveyardPosition=this.graveyardPosition.toJSON()}return t}static get className(){return"SplitOperation"}static getInsertionPosition(t){const e=t.path.slice(0,-1);e[e.length-1]++;return new Wh(t.root,e)}static fromJSON(t,e){const n=Wh.fromJSON(t.splitPosition,e);const i=Wh.fromJSON(t.insertionPosition,e);const o=t.graveyardPosition?Wh.fromJSON(t.graveyardPosition,e):null;const s=new this(n,t.howMany,o,t.baseVersion);s.insertionPosition=i;return s}}class dg extends Fh{constructor(t,e,n="main"){super(e);this._document=t;this.rootName=n}get document(){return this._document}is(t,e){if(!e){return t==="rootElement"||t==="model:rootElement"||t==="element"||t==="model:element"||t===this.name||t==="model:"+this.name||t==="node"||t==="model:node"}return e===this.name&&(t==="rootElement"||t==="model:rootElement"||t==="element"||t==="model:element")}toJSON(){return this.rootName}}class ug{constructor(t,e){this.model=t;this.batch=e}createText(t,e){return new jh(t,e)}createElement(t,e){return new Fh(t,e)}createDocumentFragment(){return new Hm}insert(t,e,n=0){this._assertWriterUsedCorrectly();if(t instanceof jh&&t.data==""){return}const i=Wh._createAt(e,n);if(t.parent){if(pg(t.root,i.root)){this.move(Kh._createOn(t),i);return}else{if(t.root.document){throw new rr["b"]("model-writer-insert-forbidden-move: "+"Cannot move a node from a document to a different tree. "+"It is forbidden to move a node that was already in a document outside of it.",this)}else{this.remove(t)}}}const o=i.root.document?i.root.document.version:null;const s=new og(i,t,o);if(t instanceof jh){s.shouldReceiveAttributes=true}this.batch.addOperation(s);this.model.applyOperation(s);if(t instanceof Hm){for(const[e,n]of t.markers){const t=Wh._createAt(n.root,0);const o=new Kh(n.start._getCombined(t,i),n.end._getCombined(t,i));const s={range:o,usingOperation:true,affectsData:true};if(this.model.markers.has(e)){this.updateMarker(e,s)}else{this.addMarker(e,s)}}}}insertText(t,e,n,i){if(e instanceof Hm||e instanceof Fh||e instanceof Wh){this.insert(this.createText(t),e,n)}else{this.insert(this.createText(t,e),n,i)}}insertElement(t,e,n,i){if(e instanceof Hm||e instanceof Fh||e instanceof Wh){this.insert(this.createElement(t),e,n)}else{this.insert(this.createElement(t,e),n,i)}}append(t,e){this.insert(t,e,"end")}appendText(t,e,n){if(e instanceof Hm||e instanceof Fh){this.insert(this.createText(t),e,"end")}else{this.insert(this.createText(t,e),n,"end")}}appendElement(t,e,n){if(e instanceof Hm||e instanceof Fh){this.insert(this.createElement(t),e,"end")}else{this.insert(this.createElement(t,e),n,"end")}}setAttribute(t,e,n){this._assertWriterUsedCorrectly();if(n instanceof Kh){const i=n.getMinimalFlatRanges();for(const n of i){hg(this,t,e,n)}}else{fg(this,t,e,n)}}setAttributes(t,e){for(const[n,i]of Hr(t)){this.setAttribute(n,i,e)}}removeAttribute(t,e){this._assertWriterUsedCorrectly();if(e instanceof Kh){const n=e.getMinimalFlatRanges();for(const e of n){hg(this,t,null,e)}}else{fg(this,t,null,e)}}clearAttributes(t){this._assertWriterUsedCorrectly();const e=t=>{for(const e of t.getAttributeKeys()){this.removeAttribute(e,t)}};if(!(t instanceof Kh)){e(t)}else{for(const n of t.getItems()){e(n)}}}move(t,e,n){this._assertWriterUsedCorrectly();if(!(t instanceof Kh)){throw new rr["b"]("writer-move-invalid-range: Invalid range to move.",this)}if(!t.isFlat){throw new rr["b"]("writer-move-range-not-flat: Range to move is not flat.",this)}const i=Wh._createAt(e,n);if(i.isEqual(t.start)){return}this._addOperationForAffectedMarkers("move",t);if(!pg(t.root,i.root)){throw new rr["b"]("writer-move-different-document: Range is going to be moved between different documents.",this)}const o=t.root.document?t.root.document.version:null;const s=new ig(t.start,t.end.offset-t.start.offset,i,o);this.batch.addOperation(s);this.model.applyOperation(s)}remove(t){this._assertWriterUsedCorrectly();const e=t instanceof Kh?t:Kh._createOn(t);const n=e.getMinimalFlatRanges().reverse();for(const t of n){this._addOperationForAffectedMarkers("move",t);gg(t.start,t.end.offset-t.start.offset,this.batch,this.model)}}merge(t){this._assertWriterUsedCorrectly();const e=t.nodeBefore;const n=t.nodeAfter;this._addOperationForAffectedMarkers("merge",t);if(!(e instanceof Fh)){throw new rr["b"]("writer-merge-no-element-before: Node before merge position must be an element.",this)}if(!(n instanceof Fh)){throw new rr["b"]("writer-merge-no-element-after: Node after merge position must be an element.",this)}if(!t.root.document){this._mergeDetached(t)}else{this._merge(t)}}createPositionFromPath(t,e,n){return this.model.createPositionFromPath(t,e,n)}createPositionAt(t,e){return this.model.createPositionAt(t,e)}createPositionAfter(t){return this.model.createPositionAfter(t)}createPositionBefore(t){return this.model.createPositionBefore(t)}createRange(t,e){return this.model.createRange(t,e)}createRangeIn(t){return this.model.createRangeIn(t)}createRangeOn(t){return this.model.createRangeOn(t)}createSelection(t,e,n){return this.model.createSelection(t,e,n)}_mergeDetached(t){const e=t.nodeBefore;const n=t.nodeAfter;this.move(Kh._createIn(n),Wh._createAt(e,"end"));this.remove(n)}_merge(t){const e=Wh._createAt(t.nodeBefore,"end");const n=Wh._createAt(t.nodeAfter,0);const i=t.root.document.graveyard;const o=new Wh(i,[0]);const s=t.root.document.version;const r=new cg(n,t.nodeAfter.maxOffset,e,o,s);this.batch.addOperation(r);this.model.applyOperation(r)}rename(t,e){this._assertWriterUsedCorrectly();if(!(t instanceof Fh)){throw new rr["b"]("writer-rename-not-element-instance: Trying to rename an object which is not an instance of Element.",this)}const n=t.root.document?t.root.document.version:null;const i=new rg(Wh._createBefore(t),t.name,e,n);this.batch.addOperation(i);this.model.applyOperation(i)}split(t,e){this._assertWriterUsedCorrectly();let n=t.parent;if(!n.parent){throw new rr["b"]("writer-split-element-no-parent: Element with no parent can not be split.",this)}if(!e){e=n.parent}if(!t.parent.getAncestors({includeSelf:true}).includes(e)){throw new rr["b"]("writer-split-invalid-limit-element: Limit element is not a position ancestor.",this)}let i,o;do{const e=n.root.document?n.root.document.version:null;const s=n.maxOffset-t.offset;const r=new lg(t,s,null,e);this.batch.addOperation(r);this.model.applyOperation(r);if(!i&&!o){i=n;o=t.parent.nextSibling}t=this.createPositionAfter(t.parent);n=t.parent}while(n!==e);return{position:t,range:new Kh(Wh._createAt(i,"end"),Wh._createAt(o,0))}}wrap(t,e){this._assertWriterUsedCorrectly();if(!t.isFlat){throw new rr["b"]("writer-wrap-range-not-flat: Range to wrap is not flat.",this)}const n=e instanceof Fh?e:new Fh(e);if(n.childCount>0){throw new rr["b"]("writer-wrap-element-not-empty: Element to wrap with is not empty.",this)}if(n.parent!==null){throw new rr["b"]("writer-wrap-element-attached: Element to wrap with is already attached to tree model.",this)}this.insert(n,t.start);const i=new Kh(t.start.getShiftedBy(1),t.end.getShiftedBy(1));this.move(i,Wh._createAt(n,0))}unwrap(t){this._assertWriterUsedCorrectly();if(t.parent===null){throw new rr["b"]("writer-unwrap-element-no-parent: Trying to unwrap an element which has no parent.",this)}this.move(Kh._createIn(t),this.createPositionAfter(t));this.remove(t)}addMarker(t,e){this._assertWriterUsedCorrectly();if(!e||typeof e.usingOperation!="boolean"){throw new rr["b"]("writer-addMarker-no-usingOperation: The options.usingOperation parameter is required when adding a new marker.",this)}const n=e.usingOperation;const i=e.range;const o=e.affectsData===undefined?false:e.affectsData;if(this.model.markers.has(t)){throw new rr["b"]("writer-addMarker-marker-exists: Marker with provided name already exists.",this)}if(!i){throw new rr["b"]("writer-addMarker-no-range: Range parameter is required when adding a new marker.",this)}if(!n){return this.model.markers._set(t,i,n,o)}mg(this,t,null,i,o);return this.model.markers.get(t)}updateMarker(t,e){this._assertWriterUsedCorrectly();const n=typeof t=="string"?t:t.name;const i=this.model.markers.get(n);if(!i){throw new rr["b"]("writer-updateMarker-marker-not-exists: Marker with provided name does not exists.",this)}if(!e){this.model.markers._refresh(i);return}const o=typeof e.usingOperation=="boolean";const s=typeof e.affectsData=="boolean";const r=s?e.affectsData:i.affectsData;if(!o&&!e.range&&!s){throw new rr["b"]("writer-updateMarker-wrong-options: One of the options is required - provide range, usingOperations or affectsData.",this)}const a=i.getRange();const c=e.range?e.range:a;if(o&&e.usingOperation!==i.managedUsingOperations){if(e.usingOperation){mg(this,n,null,c,r)}else{mg(this,n,a,null,r);this.model.markers._set(n,c,undefined,r)}return}if(i.managedUsingOperations){mg(this,n,a,c,r)}else{this.model.markers._set(n,c,undefined,r)}}removeMarker(t){this._assertWriterUsedCorrectly();const e=typeof t=="string"?t:t.name;if(!this.model.markers.has(e)){throw new rr["b"]("writer-removeMarker-no-marker: Trying to remove marker which does not exist.",this)}const n=this.model.markers.get(e);if(!n.managedUsingOperations){this.model.markers._remove(e);return}const i=n.getRange();mg(this,e,i,null,n.affectsData)}setSelection(t,e,n){this._assertWriterUsedCorrectly();this.model.document.selection._setTo(t,e,n)}setSelectionFocus(t,e){this._assertWriterUsedCorrectly();this.model.document.selection._setFocus(t,e)}setSelectionAttribute(t,e){this._assertWriterUsedCorrectly();if(typeof t==="string"){this._setSelectionAttribute(t,e)}else{for(const[e,n]of Hr(t)){this._setSelectionAttribute(e,n)}}}removeSelectionAttribute(t){this._assertWriterUsedCorrectly();if(typeof t==="string"){this._removeSelectionAttribute(t)}else{for(const e of t){this._removeSelectionAttribute(e)}}}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(t){this.model.document.selection._restoreGravity(t)}_setSelectionAttribute(t,e){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=ff._getStoreAttributeKey(t);this.setAttribute(i,e,n.anchor.parent)}n._setAttribute(t,e)}_removeSelectionAttribute(t){const e=this.model.document.selection;if(e.isCollapsed&&e.anchor.parent.isEmpty){const n=ff._getStoreAttributeKey(t);this.removeAttribute(n,e.anchor.parent)}e._removeAttribute(t)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this){throw new rr["b"]("writer-incorrect-use: Trying to use a writer outside the change() block.",this)}}_addOperationForAffectedMarkers(t,e){for(const n of this.model.markers){if(!n.managedUsingOperations){continue}const i=n.getRange();let o=false;if(t==="move"){o=e.containsPosition(i.start)||e.start.isEqual(i.start)||e.containsPosition(i.end)||e.end.isEqual(i.end)}else{const t=e.nodeBefore;const n=e.nodeAfter;const s=i.start.parent==t&&i.start.isAtEnd;const r=i.end.parent==n&&i.end.offset==0;const a=i.end.nodeAfter==n;const c=i.start.nodeAfter==n;o=s||r||a||c}if(o){this.updateMarker(n.name,{range:i})}}}}function hg(t,e,n,i){const o=t.model;const s=o.document;let r=i.start;let a;let c;let l;for(const t of i.getWalker({shallow:true})){l=t.item.getAttribute(e);if(a&&c!=l){if(c!=n){d()}r=a}a=t.nextPosition;c=l}if(a instanceof Wh&&a!=r&&c!=n){d()}function d(){const i=new Kh(r,a);const l=i.root.document?s.version:null;const d=new eg(i,e,c,n,l);t.batch.addOperation(d);o.applyOperation(d)}}function fg(t,e,n,i){const o=t.model;const s=o.document;const r=i.getAttribute(e);let a,c;if(r!=n){const l=i.root===i;if(l){const t=i.document?s.version:null;c=new ag(i,e,r,n,t)}else{a=new Kh(Wh._createBefore(i),t.createPositionAfter(i));const o=a.root.document?s.version:null;c=new eg(a,e,r,n,o)}t.batch.addOperation(c);o.applyOperation(c)}}function mg(t,e,n,i,o){const s=t.model;const r=s.document;const a=new sg(e,n,i,s.markers,o,r.version);t.batch.addOperation(a);s.applyOperation(a)}function gg(t,e,n,i){let o;if(t.root.document){const n=i.document;const s=new Wh(n.graveyard,[0]);o=new ig(t,e,s,n.version)}else{o=new ng(t,e)}n.addOperation(o);i.applyOperation(o)}function pg(t,e){if(t===e){return true}if(t instanceof dg&&e instanceof dg){return true}return false}class bg{constructor(t){this._markerCollection=t;this._changesInElement=new Map;this._elementSnapshots=new Map;this._changedMarkers=new Map;this._changeCount=0;this._cachedChanges=null;this._cachedChangesWithGraveyard=null}get isEmpty(){return this._changesInElement.size==0&&this._changedMarkers.size==0}refreshItem(t){if(this._isInInsertedElement(t.parent)){return}this._markRemove(t.parent,t.startOffset,t.offsetSize);this._markInsert(t.parent,t.startOffset,t.offsetSize);const e=Kh._createOn(t);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}this._cachedChanges=null}bufferOperation(t){switch(t.type){case"insert":{if(this._isInInsertedElement(t.position.parent)){return}this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break}case"addAttribute":case"removeAttribute":case"changeAttribute":{for(const e of t.range.getItems({shallow:true})){if(this._isInInsertedElement(e.parent)){continue}this._markAttribute(e)}break}case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition)){return}const e=this._isInInsertedElement(t.sourcePosition.parent);const n=this._isInInsertedElement(t.targetPosition.parent);if(!e){this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany)}if(!n){this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany)}break}case"rename":{if(this._isInInsertedElement(t.position.parent)){return}this._markRemove(t.position.parent,t.position.offset,1);this._markInsert(t.position.parent,t.position.offset,1);const e=Kh._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}break}case"split":{const e=t.splitPosition.parent;if(!this._isInInsertedElement(e)){this._markRemove(e,t.splitPosition.offset,t.howMany)}if(!this._isInInsertedElement(t.insertionPosition.parent)){this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1)}if(t.graveyardPosition){this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1)}break}case"merge":{const e=t.sourcePosition.parent;if(!this._isInInsertedElement(e.parent)){this._markRemove(e.parent,e.startOffset,1)}const n=t.graveyardPosition.parent;this._markInsert(n,t.graveyardPosition.offset,1);const i=t.targetPosition.parent;if(!this._isInInsertedElement(i)){this._markInsert(i,t.targetPosition.offset,e.maxOffset)}break}}this._cachedChanges=null}bufferMarkerChange(t,e,n,i){const o=this._changedMarkers.get(t);if(!o){this._changedMarkers.set(t,{oldRange:e,newRange:n,affectsData:i})}else{o.newRange=n;o.affectsData=i;if(o.oldRange==null&&o.newRange==null){this._changedMarkers.delete(t)}}}getMarkersToRemove(){const t=[];for(const[e,n]of this._changedMarkers){if(n.oldRange!=null){t.push({name:e,range:n.oldRange})}}return t}getMarkersToAdd(){const t=[];for(const[e,n]of this._changedMarkers){if(n.newRange!=null){t.push({name:e,range:n.newRange})}}return t}getChangedMarkers(){return Array.from(this._changedMarkers).map(t=>({name:t[0],data:{oldRange:t[1].oldRange,newRange:t[1].newRange}}))}hasDataChanges(){for(const[,t]of this._changedMarkers){if(t.affectsData){return true}}return this._changesInElement.size>0}getChanges(t={includeChangesInGraveyard:false}){if(this._cachedChanges){if(t.includeChangesInGraveyard){return this._cachedChangesWithGraveyard.slice()}else{return this._cachedChanges.slice()}}const e=[];for(const t of this._changesInElement.keys()){const n=this._changesInElement.get(t).sort((t,e)=>{if(t.offset===e.offset){if(t.type!=e.type){return t.type=="remove"?-1:1}return 0}return t.offset<e.offset?-1:1});const i=this._elementSnapshots.get(t);const o=wg(t.getChildren());const s=kg(i.length,n);let r=0;let a=0;for(const n of s){if(n==="i"){e.push(this._getInsertDiff(t,r,o[r].name));r++}else if(n==="r"){e.push(this._getRemoveDiff(t,r,i[a].name));a++}else if(n==="a"){const n=o[r].attributes;const s=i[a].attributes;let c;if(o[r].name=="$text"){c=new Kh(Wh._createAt(t,r),Wh._createAt(t,r+1))}else{const e=t.offsetToIndex(r);c=new Kh(Wh._createAt(t,r),Wh._createAt(t.getChild(e),0))}e.push(...this._getAttributesDiff(c,s,n));r++;a++}else{r++;a++}}}e.sort((t,e)=>{if(t.position.root!=e.position.root){return t.position.root.rootName<e.position.root.rootName?-1:1}if(t.position.isEqual(e.position)){return t.changeCount-e.changeCount}return t.position.isBefore(e.position)?-1:1});for(let t=1;t<e.length;t++){const n=e[t-1];const i=e[t];const o=n.type=="remove"&&i.type=="remove"&&n.name=="$text"&&i.name=="$text"&&n.position.isEqual(i.position);const s=n.type=="insert"&&i.type=="insert"&&n.name=="$text"&&i.name=="$text"&&n.position.parent==i.position.parent&&n.position.offset+n.length==i.position.offset;const r=n.type=="attribute"&&i.type=="attribute"&&n.position.parent==i.position.parent&&n.range.isFlat&&i.range.isFlat&&n.position.offset+n.length==i.position.offset&&n.attributeKey==i.attributeKey&&n.attributeOldValue==i.attributeOldValue&&n.attributeNewValue==i.attributeNewValue;if(o||s||r){e[t-1].length++;if(r){e[t-1].range.end=e[t-1].range.end.getShiftedBy(1)}e.splice(t,1);t--}}for(const t of e){delete t.changeCount;if(t.type=="attribute"){delete t.position;delete t.length}}this._changeCount=0;this._cachedChangesWithGraveyard=e.slice();this._cachedChanges=e.slice().filter(_g);if(t.includeChangesInGraveyard){return this._cachedChangesWithGraveyard}else{return this._cachedChanges}}reset(){this._changesInElement.clear();this._elementSnapshots.clear();this._changedMarkers.clear();this._cachedChanges=null}_markInsert(t,e,n){const i={type:"insert",offset:e,howMany:n,count:this._changeCount++};this._markChange(t,i)}_markRemove(t,e,n){const i={type:"remove",offset:e,howMany:n,count:this._changeCount++};this._markChange(t,i);this._removeAllNestedChanges(t,e,n)}_markAttribute(t){const e={type:"attribute",offset:t.startOffset,howMany:t.offsetSize,count:this._changeCount++};this._markChange(t.parent,e)}_markChange(t,e){this._makeSnapshot(t);const n=this._getChangesForElement(t);this._handleChange(e,n);n.push(e);for(let t=0;t<n.length;t++){if(n[t].howMany<1){n.splice(t,1);t--}}}_getChangesForElement(t){let e;if(this._changesInElement.has(t)){e=this._changesInElement.get(t)}else{e=[];this._changesInElement.set(t,e)}return e}_makeSnapshot(t){if(!this._elementSnapshots.has(t)){this._elementSnapshots.set(t,wg(t.getChildren()))}}_handleChange(t,e){t.nodesToHandle=t.howMany;for(const n of e){const i=t.offset+t.howMany;const o=n.offset+n.howMany;if(t.type=="insert"){if(n.type=="insert"){if(t.offset<=n.offset){n.offset+=t.howMany}else if(t.offset<o){n.howMany+=t.nodesToHandle;t.nodesToHandle=0}}if(n.type=="remove"){if(t.offset<n.offset){n.offset+=t.howMany}}if(n.type=="attribute"){if(t.offset<=n.offset){n.offset+=t.howMany}else if(t.offset<o){const o=n.howMany;n.howMany=t.offset-n.offset;e.unshift({type:"attribute",offset:i,howMany:o-n.howMany,count:this._changeCount++})}}}if(t.type=="remove"){if(n.type=="insert"){if(i<=n.offset){n.offset-=t.howMany}else if(i<=o){if(t.offset<n.offset){const e=i-n.offset;n.offset=t.offset;n.howMany-=e;t.nodesToHandle-=e}else{n.howMany-=t.nodesToHandle;t.nodesToHandle=0}}else{if(t.offset<=n.offset){t.nodesToHandle-=n.howMany;n.howMany=0}else if(t.offset<o){const e=o-t.offset;n.howMany-=e;t.nodesToHandle-=e}}}if(n.type=="remove"){if(i<=n.offset){n.offset-=t.howMany}else if(t.offset<n.offset){t.nodesToHandle+=n.howMany;n.howMany=0}}if(n.type=="attribute"){if(i<=n.offset){n.offset-=t.howMany}else if(t.offset<n.offset){const e=i-n.offset;n.offset=t.offset;n.howMany-=e}else if(t.offset<o){if(i<=o){const i=n.howMany;n.howMany=t.offset-n.offset;const o=i-n.howMany-t.nodesToHandle;e.unshift({type:"attribute",offset:t.offset,howMany:o,count:this._changeCount++})}else{n.howMany-=o-t.offset}}}}if(t.type=="attribute"){if(n.type=="insert"){if(t.offset<n.offset&&i>n.offset){if(i>o){const t={type:"attribute",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(t,e);e.push(t)}t.nodesToHandle=n.offset-t.offset;t.howMany=t.nodesToHandle}else if(t.offset>=n.offset&&t.offset<o){if(i>o){t.nodesToHandle=i-o;t.offset=o}else{t.nodesToHandle=0}}}if(n.type=="remove"){if(t.offset<n.offset&&i>n.offset){const o={type:"attribute",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,e);e.push(o);t.nodesToHandle=n.offset-t.offset;t.howMany=t.nodesToHandle}}if(n.type=="attribute"){if(t.offset>=n.offset&&i<=o){t.nodesToHandle=0;t.howMany=0;t.offset=0}else if(t.offset<=n.offset&&i>=o){n.howMany=0}}}}t.howMany=t.nodesToHandle;delete t.nodesToHandle}_getInsertDiff(t,e,n){return{type:"insert",position:Wh._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(t,e,n){return{type:"remove",position:Wh._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(t,e,n){const i=[];n=new Map(n);for(const[o,s]of e){const e=n.has(o)?n.get(o):null;if(e!==s){i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:o,attributeOldValue:s,attributeNewValue:e,changeCount:this._changeCount++})}n.delete(o)}for(const[e,o]of n){i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:e,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++})}return i}_isInInsertedElement(t){const e=t.parent;if(!e){return false}const n=this._changesInElement.get(e);const i=t.startOffset;if(n){for(const t of n){if(t.type=="insert"&&i>=t.offset&&i<t.offset+t.howMany){return true}}}return this._isInInsertedElement(e)}_removeAllNestedChanges(t,e,n){const i=new Kh(Wh._createAt(t,e),Wh._createAt(t,e+n));for(const t of i.getItems({shallow:true})){if(t.is("element")){this._elementSnapshots.delete(t);this._changesInElement.delete(t);this._removeAllNestedChanges(t,0,t.maxOffset)}}}}function wg(t){const e=[];for(const n of t){if(n.is("text")){for(let t=0;t<n.data.length;t++){e.push({name:"$text",attributes:new Map(n.getAttributes())})}}else{e.push({name:n.name,attributes:new Map(n.getAttributes())})}}return e}function kg(t,e){const n=[];let i=0;let o=0;for(const t of e){if(t.offset>i){for(let e=0;e<t.offset-i;e++){n.push("e")}o+=t.offset-i}if(t.type=="insert"){for(let e=0;e<t.howMany;e++){n.push("i")}i=t.offset+t.howMany}else if(t.type=="remove"){for(let e=0;e<t.howMany;e++){n.push("r")}i=t.offset;o+=t.howMany}else{n.push(..."a".repeat(t.howMany).split(""));i=t.offset+t.howMany;o+=t.howMany}}if(o<t){for(let e=0;e<t-o-i;e++){n.push("e")}}return n}function _g(t){const e=t.position&&t.position.root.rootName=="$graveyard";const n=t.range&&t.range.root.rootName=="$graveyard";return!e&&!n}class vg{constructor(){this._operations=[];this._undoPairs=new Map;this._undoneOperations=new Set}addOperation(t){if(this._operations.includes(t)){return}this._operations.push(t)}getOperations(t=0,e=Number.POSITIVE_INFINITY){if(t<0){return[]}return this._operations.slice(t,e)}getOperation(t){return this._operations[t]}setOperationAsUndone(t,e){this._undoPairs.set(e,t);this._undoneOperations.add(t)}isUndoingOperation(t){return this._undoPairs.has(t)}isUndoneOperation(t){return this._undoneOperations.has(t)}getUndoneOperation(t){return this._undoPairs.get(t)}}function yg(t){return!!t&&t.length==1&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(t)}function xg(t){return!!t&&t.length==1&&/[\ud800-\udbff]/.test(t)}function Ag(t){return!!t&&t.length==1&&/[\udc00-\udfff]/.test(t)}function Cg(t,e){return xg(t.charAt(e-1))&&Ag(t.charAt(e))}function Tg(t,e){return yg(t.charAt(e))}const Sg="$graveyard";class Pg{constructor(t){this.model=t;this.version=0;this.history=new vg(this);this.selection=new ff(this);this.roots=new xr({idProperty:"rootName"});this.differ=new bg(t.markers);this._postFixers=new Set;this._hasSelectionChangedFromTheLastChangeBlock=false;this.createRoot("$root",Sg);this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation&&n.baseVersion!==this.version){throw new rr["b"]("model-document-applyOperation-wrong-version: Only operations with matching versions can be applied.",this,{operation:n})}},{priority:"highest"});this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation){this.differ.bufferOperation(n)}},{priority:"high"});this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation){this.version++;this.history.addOperation(n)}},{priority:"low"});this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=true});this.listenTo(t.markers,"update",(t,e,n,i)=>{this.differ.bufferMarkerChange(e.name,n,i,e.affectsData);if(n===null){e.on("change",(t,n)=>{this.differ.bufferMarkerChange(e.name,n,e.getRange(),e.affectsData)})}})}get graveyard(){return this.getRoot(Sg)}createRoot(t="$root",e="main"){if(this.roots.get(e)){throw new rr["b"]("model-document-createRoot-name-exists: Root with specified name already exists.",this,{name:e})}const n=new dg(this,t,e);this.roots.add(n);return n}destroy(){this.selection.destroy();this.stopListening()}getRoot(t="main"){return this.roots.get(t)}getRootNames(){return Array.from(this.roots,t=>t.rootName).filter(t=>t!=Sg)}registerPostFixer(t){this._postFixers.add(t)}toJSON(){const t=jr(this);t.selection="[engine.model.DocumentSelection]";t.model="[engine.model.Model]";return t}_handleChangeBlock(t){if(this._hasDocumentChangedFromTheLastChangeBlock()){this._callPostFixers(t);this.selection.refresh();if(this.differ.hasDataChanges()){this.fire("change:data",t.batch)}else{this.fire("change",t.batch)}this.selection.refresh();this.differ.reset()}this._hasSelectionChangedFromTheLastChangeBlock=false}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const t of this.roots){if(t!==this.graveyard){return t}}return this.graveyard}_getDefaultRange(){const t=this._getDefaultRoot();const e=this.model;const n=e.schema;const i=e.createPositionFromPath(t,[0]);const o=n.getNearestSelectionRange(i);return o||e.createRange(i)}_validateSelectionRange(t){return Eg(t.start)&&Eg(t.end)}_callPostFixers(t){let e=false;do{for(const n of this._postFixers){this.selection.refresh();e=n(t);if(e){break}}}while(e)}}yr(Pg,dr);function Eg(t){const e=t.textNode;if(e){const n=e.data;const i=t.offset-e.startOffset;return!Cg(n,i)&&!Tg(n,i)}return true}class Mg{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(t){return this._markers.has(t)}get(t){return this._markers.get(t)||null}_set(t,e,n=false,i=false){const o=t instanceof Ig?t.name:t;const s=this._markers.get(o);if(s){const t=s.getRange();let r=false;if(!t.isEqual(e)){s._attachLiveRange(cf.fromRange(e));r=true}if(n!=s.managedUsingOperations){s._managedUsingOperations=n;r=true}if(typeof i==="boolean"&&i!=s.affectsData){s._affectsData=i;r=true}if(r){this.fire("update:"+o,s,t,e)}return s}const r=cf.fromRange(e);const a=new Ig(o,r,n,i);this._markers.set(o,a);this.fire("update:"+o,a,null,e);return a}_remove(t){const e=t instanceof Ig?t.name:t;const n=this._markers.get(e);if(n){this._markers.delete(e);this.fire("update:"+e,n,n.getRange(),null);this._destroyMarker(n);return true}return false}_refresh(t){const e=t instanceof Ig?t.name:t;const n=this._markers.get(e);if(!n){throw new rr["b"]("markercollection-refresh-marker-not-exists: Marker with provided name does not exists.",this)}const i=n.getRange();this.fire("update:"+e,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(t){for(const e of this){if(e.getRange().containsPosition(t)){yield e}}}*getMarkersIntersectingRange(t){for(const e of this){if(e.getRange().getIntersection(t)!==null){yield e}}}destroy(){for(const t of this._markers.values()){this._destroyMarker(t)}this._markers=null;this.stopListening()}*getMarkersGroup(t){for(const e of this._markers.values()){if(e.name.startsWith(t+":")){yield e}}}_destroyMarker(t){t.stopListening();t._detachLiveRange()}}yr(Mg,dr);class Ig{constructor(t,e,n,i){this.name=t;this._liveRange=this._attachLiveRange(e);this._managedUsingOperations=n;this._affectsData=i}get managedUsingOperations(){if(!this._liveRange){throw new rr["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._managedUsingOperations}get affectsData(){if(!this._liveRange){throw new rr["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._affectsData}getStart(){if(!this._liveRange){throw new rr["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.start.clone()}getEnd(){if(!this._liveRange){throw new rr["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.end.clone()}getRange(){if(!this._liveRange){throw new rr["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.toRange()}is(t){return t==="marker"||t==="model:marker"}_attachLiveRange(t){if(this._liveRange){this._detachLiveRange()}t.delegate("change:range").to(this);t.delegate("change:content").to(this);this._liveRange=t;return t}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this);this._liveRange.stopDelegating("change:content",this);this._liveRange.detach();this._liveRange=null}}yr(Ig,dr);class Ng extends Um{get type(){return"noop"}clone(){return new Ng(this.baseVersion)}getReversed(){return new Ng(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}const Og={};Og[eg.className]=eg;Og[og.className]=og;Og[sg.className]=sg;Og[ig.className]=ig;Og[Ng.className]=Ng;Og[Um.className]=Um;Og[rg.className]=rg;Og[ag.className]=ag;Og[lg.className]=lg;Og[cg.className]=cg;class Rg{static fromJSON(t,e){return Og[t.__className].fromJSON(t,e)}}class Dg extends Wh{constructor(t,e,n="toNone"){super(t,e,n);if(!this.root.is("rootElement")){throw new rr["b"]("model-liveposition-root-not-rootelement: LivePosition's root has to be an instance of RootElement.",t)}Lg.call(this)}detach(){this.stopListening()}is(t){return t==="livePosition"||t==="model:livePosition"||t=="position"||t==="model:position"}toPosition(){return new Wh(this.root,this.path.slice(),this.stickiness)}static fromPosition(t,e){return new this(t.root,t.path.slice(),e?e:t.stickiness)}}function Lg(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const n=e[0];if(!n.isDocumentOperation){return}Vg.call(this,n)},{priority:"low"})}function Vg(t){const e=this.getTransformedByOperation(t);if(!this.isEqual(e)){const t=this.toPosition();this.path=e.path;this.root=e.root;this.fire("change",t)}}yr(Dg,dr);function jg(t,e,n,i){return t.change(o=>{let s;if(!n){s=t.document.selection}else if(n instanceof ef||n instanceof ff){s=n}else{s=o.createSelection(n,i)}if(!s.isCollapsed){t.deleteContent(s,{doNotAutoparagraph:true})}const r=new Bg(t,o,s.anchor);let a;if(e.is("documentFragment")){a=e.getChildren()}else{a=[e]}r.handleNodes(a,{isFirst:true,isLast:true});const c=r.getSelectionRange();if(c){if(s instanceof ff){o.setSelection(c)}else{s.setTo(c)}}else{}const l=r.getAffectedRange()||t.createRange(s.anchor);r.destroy();return l})}class Bg{constructor(t,e,n){this.model=t;this.writer=e;this.position=n;this.canMergeWith=new Set([this.position.parent]);this.schema=t.schema;this._filterAttributesOf=[];this._affectedStart=null;this._affectedEnd=null}handleNodes(t,e){t=Array.from(t);for(let n=0;n<t.length;n++){const i=t[n];this._handleNode(i,{isFirst:n===0&&e.isFirst,isLast:n===t.length-1&&e.isLast})}this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer);this._filterAttributesOf=[]}getSelectionRange(){if(this.nodeToSelect){return Kh._createOn(this.nodeToSelect)}return this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){if(!this._affectedStart){return null}return new Kh(this._affectedStart,this._affectedEnd)}destroy(){if(this._affectedStart){this._affectedStart.detach()}if(this._affectedEnd){this._affectedEnd.detach()}}_handleNode(t,e){if(this.schema.isObject(t)){this._handleObject(t,e);return}const n=this._checkAndSplitToAllowedPosition(t,e);if(!n){this._handleDisallowedNode(t,e);return}this._insert(t);this._mergeSiblingsOf(t,e)}_handleObject(t,e){if(this._checkAndSplitToAllowedPosition(t)){this._insert(t)}else{this._tryAutoparagraphing(t,e)}}_handleDisallowedNode(t,e){if(t.is("element")){this.handleNodes(t.getChildren(),e)}else{this._tryAutoparagraphing(t,e)}}_insert(t){if(!this.schema.checkChild(this.position,t)){throw new rr["b"]("insertcontent-wrong-position: Given node cannot be inserted on the given position.",this,{node:t,position:this.position})}const e=Dg.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position);this.writer.insert(t,this.position);this.position=e.toPosition();e.detach();if(this.schema.isObject(t)&&!this.schema.checkChild(this.position,"$text")){this.nodeToSelect=t}else{this.nodeToSelect=null}this._filterAttributesOf.push(t)}_setAffectedBoundaries(t){if(!this._affectedStart){this._affectedStart=Dg.fromPosition(t,"toPrevious")}if(!this._affectedEnd||this._affectedEnd.isBefore(t)){if(this._affectedEnd){this._affectedEnd.detach()}this._affectedEnd=Dg.fromPosition(t,"toNext")}}_mergeSiblingsOf(t,e){if(!(t instanceof Fh)){return}const n=this._canMergeLeft(t,e);const i=this._canMergeRight(t,e);const o=Dg._createBefore(t);o.stickiness="toNext";const s=Dg._createAfter(t);s.stickiness="toNext";if(n){const t=Dg.fromPosition(this.position);t.stickiness="toNext";if(this._affectedStart.isEqual(o)){this._affectedStart.detach();this._affectedStart=Dg._createAt(o.nodeBefore,"end","toPrevious")}this.writer.merge(o);if(o.isEqual(this._affectedEnd)&&e.isLast){this._affectedEnd.detach();this._affectedEnd=Dg._createAt(o.nodeBefore,"end","toNext")}this.position=t.toPosition();t.detach()}if(i){if(!this.position.isEqual(s)){throw new rr["b"]("insertcontent-invalid-insertion-position",this)}this.position=Wh._createAt(s.nodeBefore,"end");const t=Dg.fromPosition(this.position,"toPrevious");if(this._affectedEnd.isEqual(s)){this._affectedEnd.detach();this._affectedEnd=Dg._createAt(s.nodeBefore,"end","toNext")}this.writer.merge(s);if(s.getShiftedBy(-1).isEqual(this._affectedStart)&&e.isFirst){this._affectedStart.detach();this._affectedStart=Dg._createAt(s.nodeBefore,0,"toPrevious")}this.position=t.toPosition();t.detach()}if(n||i){this._filterAttributesOf.push(this.position.parent)}o.detach();s.detach()}_canMergeLeft(t,e){const n=t.previousSibling;return e.isFirst&&n instanceof Fh&&this.canMergeWith.has(n)&&this.model.schema.checkMerge(n,t)}_canMergeRight(t,e){const n=t.nextSibling;return e.isLast&&n instanceof Fh&&this.canMergeWith.has(n)&&this.model.schema.checkMerge(t,n)}_tryAutoparagraphing(t,e){const n=this.writer.createElement("paragraph");if(this._getAllowedIn(n,this.position.parent)&&this.schema.checkChild(n,t)){n._appendChild(t);this._handleNode(n,e)}}_checkAndSplitToAllowedPosition(t){const e=this._getAllowedIn(t,this.position.parent);if(!e){return false}while(e!=this.position.parent){if(this.schema.isLimit(this.position.parent)){return false}if(this.position.isAtStart){const t=this.position.parent;this.position=this.writer.createPositionBefore(t);if(t.isEmpty&&t.parent===e){this.writer.remove(t)}}else if(this.position.isAtEnd){this.position=this.writer.createPositionAfter(this.position.parent)}else{const t=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position);this.writer.split(this.position);this.position=t;this.canMergeWith.add(this.position.nodeAfter)}}return true}_getAllowedIn(t,e){if(this.schema.checkChild(e,t)){return e}if(e.parent){return this._getAllowedIn(t,e.parent)}return null}}function zg(t,e,n={}){if(e.isCollapsed){return}const i=e.getFirstRange();if(i.root.rootName=="$graveyard"){return}const o=t.schema;t.change(t=>{if(!n.doNotResetEntireContent&&$g(o,e)){Wg(t,e,o);return}const s=i.start;const r=Dg.fromPosition(i.end,"toNext");if(!i.start.isTouching(i.end)){t.remove(i)}if(!n.leaveUnmerged){Fg(t,s,r);o.removeDisallowedAttributes(s.parent.getChildren(),t)}Gg(t,e,s);if(!n.doNotAutoparagraph&&Ug(o,s)){qg(t,s,e)}r.detach()})}function Fg(t,e,n){const i=e.parent;const o=n.parent;if(i==o){return}if(t.model.schema.isLimit(i)||t.model.schema.isLimit(o)){return}if(!Hg(e,n,t.model.schema)){return}e=t.createPositionAfter(i);n=t.createPositionBefore(o);if(!n.isEqual(e)){t.insert(o,e)}t.merge(e);while(n.parent.isEmpty){const e=n.parent;n=t.createPositionBefore(e);t.remove(e)}Fg(t,e,n)}function Ug(t,e){const n=t.checkChild(e,"$text");const i=t.checkChild(e,"paragraph");return!n&&i}function Hg(t,e,n){const i=new Kh(t,e);for(const t of i.getWalker()){if(n.isLimit(t.item)){return false}}return true}function qg(t,e,n){const i=t.createElement("paragraph");t.insert(i,e);Gg(t,n,t.createPositionAt(i,0))}function Wg(t,e){const n=t.model.schema.getLimitElement(e);t.remove(t.createRangeIn(n));qg(t,t.createPositionAt(n,0),e)}function $g(t,e){const n=t.getLimitElement(e);if(!e.containsEntireContent(n)){return false}const i=e.getFirstRange();if(i.start.parent==i.end.parent){return false}return t.checkChild(n,"paragraph")}function Gg(t,e,n){if(e instanceof ff){t.setSelection(n)}else{e.setTo(n)}}const Yg=' ,.?!:;"-()';function Kg(t,e,n={}){const i=t.schema;const o=n.direction!="backward";const s=n.unit?n.unit:"character";const r=e.focus;const a=new Hh({boundaries:Xg(r,o),singleCharacters:true,direction:o?"forward":"backward"});const c={walker:a,schema:i,isForward:o,unit:s};let l;while(l=a.next()){if(l.done){return}const n=Qg(c,l.value);if(n){if(e instanceof ff){t.change(t=>{t.setSelectionFocus(n)})}else{e.setFocus(n)}return}}}function Qg(t,e){if(e.type=="text"){if(t.unit==="word"){return Zg(t.walker,t.isForward)}return Jg(t.walker,t.unit,t.isForward)}if(e.type==(t.isForward?"elementStart":"elementEnd")){if(t.schema.isObject(e.item)){return Wh._createAt(e.item,t.isForward?"after":"before")}if(t.schema.checkChild(e.nextPosition,"$text")){return e.nextPosition}}else{if(t.schema.isLimit(e.item)){t.walker.skip(()=>true);return}if(t.schema.checkChild(e.nextPosition,"$text")){return e.nextPosition}}}function Jg(t,e){const n=t.position.textNode;if(n){const i=n.data;let o=t.position.offset-n.startOffset;while(Cg(i,o)||e=="character"&&Tg(i,o)){t.next();o=t.position.offset-n.startOffset}}return t.position}function Zg(t,e){let n=t.position.textNode;if(n){let i=t.position.offset-n.startOffset;while(!tp(n.data,i,e)&&!ep(n,i,e)){t.next();const o=e?t.position.nodeAfter:t.position.nodeBefore;if(o&&o.is("text")){const i=o.data.charAt(e?0:o.data.length-1);if(!Yg.includes(i)){t.next();n=t.position.textNode}}i=t.position.offset-n.startOffset}}return t.position}function Xg(t,e){const n=t.root;const i=Wh._createAt(n,e?"end":0);if(e){return new Kh(t,i)}else{return new Kh(i,t)}}function tp(t,e,n){const i=e+(n?0:-1);return Yg.includes(t.charAt(i))}function ep(t,e,n){return e===(n?t.endOffset:0)}function np(t,e){return t.change(t=>{const n=t.createDocumentFragment();const i=e.getFirstRange();if(!i||i.isCollapsed){return n}const o=i.start.root;const s=i.start.getCommonPath(i.end);const r=o.getNodeByPath(s);let a;if(i.start.parent==i.end.parent){a=i}else{a=t.createRange(t.createPositionAt(r,i.start.path[s.length]),t.createPositionAt(r,i.end.path[s.length]+1))}const c=a.end.offset-a.start.offset;for(const e of a.getItems({shallow:true})){if(e.is("textProxy")){t.appendText(e.data,e.getAttributes(),n)}else{t.append(e._clone(true),n)}}if(a!=i){const e=i._getTransformedByMove(a.start,t.createPositionAt(n,0),c)[0];const o=t.createRange(t.createPositionAt(n,0),e.start);const s=t.createRange(e.end,t.createPositionAt(n,"end"));ip(s,t);ip(o,t)}return n})}function ip(t,e){const n=[];Array.from(t.getItems({direction:"backward"})).map(t=>e.createRangeOn(t)).filter(e=>{const n=(e.start.isAfter(t.start)||e.start.isEqual(t.start))&&(e.end.isBefore(t.end)||e.end.isEqual(t.end));return n}).forEach(t=>{n.push(t.start.parent);e.remove(t)});n.forEach(t=>{let n=t;while(n.parent&&n.isEmpty){const t=e.createRangeOn(n);n=n.parent;e.remove(t)}})}function op(t){t.document.registerPostFixer(e=>sp(e,t))}function sp(t,e){const n=e.document.selection;const i=e.schema;const o=[];let s=false;for(const t of n.getRanges()){const e=rp(t,i);if(e){o.push(e);s=true}else{o.push(t)}}if(s){t.setSelection(up(o),{backward:n.isBackward})}}function rp(t,e){if(t.isCollapsed){return ap(t,e)}return cp(t,e)}function ap(t,e){const n=t.start;const i=e.getNearestSelectionRange(n);if(!i){return null}if(!i.isCollapsed){return i}const o=i.start;if(n.isEqual(o)){return null}return new Kh(o)}function cp(t,e){const n=t.start;const i=t.end;const o=e.checkChild(n,"$text");const s=e.checkChild(i,"$text");const r=e.getLimitElement(n);const a=e.getLimitElement(i);if(r===a){if(o&&s){return null}if(dp(n,i,e)){const t=n.nodeAfter&&e.isObject(n.nodeAfter);const o=t?null:e.getNearestSelectionRange(n,"forward");const s=i.nodeBefore&&e.isObject(i.nodeBefore);const r=s?null:e.getNearestSelectionRange(i,"backward");const a=o?o.start:n;const c=r?r.start:i;return new Kh(a,c)}}const c=r&&!r.is("rootElement");const l=a&&!a.is("rootElement");if(c||l){const t=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent;const o=c&&(!t||!hp(n.nodeAfter,e));const s=l&&(!t||!hp(i.nodeBefore,e));let d=n;let u=i;if(o){d=Wh._createBefore(lp(r,e))}if(s){u=Wh._createAfter(lp(a,e))}return new Kh(d,u)}return null}function lp(t,e){let n=t;let i=n;while(e.isLimit(i)&&i.parent){n=i;i=i.parent}return n}function dp(t,e,n){const i=t.nodeAfter&&!n.isLimit(t.nodeAfter)||n.checkChild(t,"$text");const o=e.nodeBefore&&!n.isLimit(e.nodeBefore)||n.checkChild(e,"$text");return i||o}function up(t){const e=[];e.push(t.shift());for(const n of t){const t=e.pop();if(n.isIntersecting(t)){const i=t.start.isAfter(n.start)?n.start:t.start;const o=t.end.isAfter(n.end)?t.end:n.end;const s=new Kh(i,o);e.push(s)}else{e.push(t);e.push(n)}}return e}function hp(t,e){return t&&e.isObject(t)}class fp{constructor(){this.markers=new Mg;this.document=new Pg(this);this.schema=new gm;this._pendingChanges=[];this._currentWriter=null;["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(t=>this.decorate(t));this.on("applyOperation",(t,e)=>{const n=e[0];n._validate()},{priority:"highest"});this.schema.register("$root",{isLimit:true});this.schema.register("$block",{allowIn:"$root",isBlock:true});this.schema.register("$text",{allowIn:"$block",isInline:true});this.schema.register("$clipboardHolder",{allowContentOf:"$root",isLimit:true});this.schema.extend("$text",{allowIn:"$clipboardHolder"});this.schema.register("$marker");this.schema.addChildCheck((t,e)=>{if(e.name==="$marker"){return true}});op(this)}change(t){try{if(this._pendingChanges.length===0){this._pendingChanges.push({batch:new Fm,callback:t});return this._runPendingChanges()[0]}else{return t(this._currentWriter)}}catch(t){rr["b"].rethrowUnexpectedError(t,this)}}enqueueChange(t,e){try{if(typeof t==="string"){t=new Fm(t)}else if(typeof t=="function"){e=t;t=new Fm}this._pendingChanges.push({batch:t,callback:e});if(this._pendingChanges.length==1){this._runPendingChanges()}}catch(t){rr["b"].rethrowUnexpectedError(t,this)}}applyOperation(t){t._execute()}insertContent(t,e,n){return jg(this,t,e,n)}deleteContent(t,e){zg(this,t,e)}modifySelection(t,e){Kg(this,t,e)}getSelectedContent(t){return np(this,t)}hasContent(t,e){const n=t instanceof Fh?Kh._createIn(t):t;if(n.isCollapsed){return false}for(const t of this.markers.getMarkersIntersectingRange(n)){if(t.affectsData){return true}}const{ignoreWhitespaces:i=false}=e||{};for(const t of n.getItems()){if(t.is("textProxy")){if(!i){return true}else if(t.data.search(/\S/)!==-1){return true}}else if(this.schema.isObject(t)){return true}}return false}createPositionFromPath(t,e,n){return new Wh(t,e,n)}createPositionAt(t,e){return Wh._createAt(t,e)}createPositionAfter(t){return Wh._createAfter(t)}createPositionBefore(t){return Wh._createBefore(t)}createRange(t,e){return new Kh(t,e)}createRangeIn(t){return Kh._createIn(t)}createRangeOn(t){return Kh._createOn(t)}createSelection(t,e,n){return new ef(t,e,n)}createBatch(t){return new Fm(t)}createOperationFromJSON(t){return Rg.fromJSON(t,this.document)}destroy(){this.document.destroy();this.stopListening()}_runPendingChanges(){const t=[];this.fire("_beforeChanges");while(this._pendingChanges.length){const e=this._pendingChanges[0].batch;this._currentWriter=new ug(this,e);const n=this._pendingChanges[0].callback(this._currentWriter);t.push(n);this.document._handleChangeBlock(this._currentWriter);this._pendingChanges.shift();this._currentWriter=null}this.fire("_afterChanges");return t}}yr(fp,Qc);class mp{constructor(){this._listener=Object.create(qd)}listenTo(t){this._listener.listenTo(t,"keydown",(t,e)=>{this._listener.fire("_keydown:"+Dl(e),e)})}set(t,e,n={}){const i=Ll(t);const o=n.priority;this._listener.listenTo(this._listener,"_keydown:"+i,(t,n)=>{e(n,()=>{n.preventDefault();n.stopPropagation();t.stop()});t.return=true},{priority:o})}press(t){return!!this._listener.fire("_keydown:"+Dl(t),t)}destroy(){this._listener.stopListening()}}class gp extends mp{constructor(t){super();this.editor=t}set(t,e,n={}){if(typeof e=="string"){const t=e;e=(e,n)=>{this.editor.execute(t);n()}}super.set(t,e,n)}}class pp{constructor(t={}){this._context=t.context||new Rr({language:t.language});this._context._addEditor(this,!t.context);const e=Array.from(this.constructor.builtinPlugins||[]);this.config=new Ks(t,this.constructor.defaultConfig);this.config.define("plugins",e);this.config.define(this._context._getEditorConfig());this.plugins=new Ar(this,e,this._context.plugins);this.locale=this._context.locale;this.t=this.locale.t;this.commands=new hm;this.set("state","initializing");this.once("ready",()=>this.state="ready",{priority:"high"});this.once("destroy",()=>this.state="destroyed",{priority:"high"});this.set("isReadOnly",false);this.model=new fp;const n=new Rc;this.data=new Lm(this.model,n);this.editing=new um(this.model,n);this.editing.view.document.bind("isReadOnly").to(this);this.conversion=new jm([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher);this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher);this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher);this.keystrokes=new gp(this);this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const t=this.config;const e=t.get("plugins");const n=t.get("removePlugins")||[];const i=t.get("extraPlugins")||[];return this.plugins.init(e.concat(i),n)}destroy(){let t=Promise.resolve();if(this.state=="initializing"){t=new Promise(t=>this.once("ready",t))}return t.then(()=>{this.fire("destroy");this.stopListening();this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy();this.data.destroy();this.editing.destroy();this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...t){try{this.commands.execute(...t)}catch(t){rr["b"].rethrowUnexpectedError(t,this)}}}yr(pp,Qc);const bp={setData(t){this.data.set(t)},getData(t){return this.data.get(t)}};var wp=bp;function kp(t,e){if(t instanceof HTMLTextAreaElement){t.value=e}t.innerHTML=e}const _p={updateSourceElement(){if(!this.sourceElement){throw new rr["b"]("editor-missing-sourceelement: Cannot update the source element of a detached editor.",this)}kp(this.sourceElement,this.data.get())}};var vp=_p;function yp(t){if(!mt(t.updateSourceElement)){throw new rr["b"]("attachtoform-missing-elementapi-interface: Editor passed to attachToForm() must implement ElementApi.",t)}const e=t.sourceElement;if(e&&e.tagName.toLowerCase()==="textarea"&&e.form){let n;const i=e.form;const o=()=>t.updateSourceElement();if(mt(i.submit)){n=i.submit;i.submit=()=>{o();n.apply(i)}}i.addEventListener("submit",o);t.on("destroy",()=>{i.removeEventListener("submit",o);if(n){i.submit=n}})}}class xp{getHtml(t){const e=document.implementation.createHTMLDocument("");const n=e.createElement("div");n.appendChild(t);return n.innerHTML}}class Ap{constructor(t){this._domParser=new DOMParser;this._domConverter=new Vd(t,{blockFillerMode:"nbsp"});this._htmlWriter=new xp}toData(t){const e=this._domConverter.viewToDom(t,document);return this._htmlWriter.getHtml(e)}toView(t){const e=this._toDom(t);return this._domConverter.domToView(e)}_toDom(t){const e=this._domParser.parseFromString(t,"text/html");const n=e.createDocumentFragment();const i=e.body.childNodes;while(i.length>0){n.appendChild(i[0])}return n}}class Cp{constructor(t){this.editor=t;this._components=new Map}*names(){for(const t of this._components.values()){yield t.originalName}}add(t,e){if(this.has(t)){throw new rr["b"]("componentfactory-item-exists: The item already exists in the component factory.",this,{name:t})}this._components.set(Tp(t),{callback:e,originalName:t})}create(t){if(!this.has(t)){throw new rr["b"]("componentfactory-item-missing: The required component is not registered in the factory.",this,{name:t})}return this._components.get(Tp(t)).callback(this.editor.locale)}has(t){return this._components.has(Tp(t))}}function Tp(t){return String(t).toLowerCase()}class Sp{constructor(){this.set("isFocused",false);this.set("focusedElement",null);this._elements=new Set;this._nextEventLoopTimeout=null}add(t){if(this._elements.has(t)){throw new rr["b"]("focusTracker-add-element-already-exist",this)}this.listenTo(t,"focus",()=>this._focus(t),{useCapture:true});this.listenTo(t,"blur",()=>this._blur(),{useCapture:true});this._elements.add(t)}remove(t){if(t===this.focusedElement){this._blur(t)}if(this._elements.has(t)){this.stopListening(t);this._elements.delete(t)}}destroy(){this.stopListening()}_focus(t){clearTimeout(this._nextEventLoopTimeout);this.focusedElement=t;this.isFocused=true}_blur(){clearTimeout(this._nextEventLoopTimeout);this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null;this.isFocused=false},0)}}yr(Sp,qd);yr(Sp,Qc);class Pp{constructor(t){this.editor=t;this.componentFactory=new Cp(t);this.focusTracker=new Sp;this._editableElementsMap=new Map;this.listenTo(t.editing.view.document,"layoutChanged",()=>this.update())}get element(){return null}update(){this.fire("update")}destroy(){this.stopListening();this.focusTracker.destroy();for(const t of this._editableElementsMap.values()){t.ckeditorInstance=null}this._editableElementsMap=new Map}setEditableElement(t,e){this._editableElementsMap.set(t,e);if(!e.ckeditorInstance){e.ckeditorInstance=this.editor}}getEditableElement(t="main"){return this._editableElementsMap.get(t)}getEditableElementsNames(){return this._editableElementsMap.keys()}get _editableElements(){console.warn("editor-ui-deprecated-editable-elements: "+"The EditorUI#_editableElements property has been deprecated and will be removed in the near future.",{editorUI:this});return this._editableElementsMap}}yr(Pp,dr);function Ep({origin:t,originKeystrokeHandler:e,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:s}){n.add(i.element);e.set("Alt+F10",(t,e)=>{if(n.isFocused&&!i.focusTracker.isFocused){if(o){o()}i.focus();e()}});i.keystrokes.set("Esc",(e,n)=>{if(i.focusTracker.isFocused){t.focus();if(s){s()}n()}})}function Mp(t){if(Array.isArray(t)){return{items:t}}if(!t){return{items:[]}}return Object.assign({items:[]},t)}var Ip=n(14);const Np=new WeakMap;function Op(t){const{view:e,element:n,text:i,isDirectHost:o=true}=t;const s=e.document;if(!Np.has(s)){Np.set(s,new Map);s.registerPostFixer(t=>jp(s,t))}Np.get(s).set(n,{text:i,isDirectHost:o});e.change(t=>jp(s,t))}function Rp(t,e){const n=e.document;t.change(t=>{if(!Np.has(n)){return}const i=Np.get(n);const o=i.get(e);t.removeAttribute("data-placeholder",o.hostElement);Lp(t,o.hostElement);i.delete(e)})}function Dp(t,e){if(!e.hasClass("ck-placeholder")){t.addClass("ck-placeholder",e);return true}return false}function Lp(t,e){if(e.hasClass("ck-placeholder")){t.removeClass("ck-placeholder",e);return true}return false}function Vp(t){if(!t.isAttached()){return false}const e=!Array.from(t.getChildren()).some(t=>!t.is("uiElement"));const n=t.document;if(!n.isFocused&&e){return true}const i=n.selection;const o=i.anchor;if(e&&o&&o.parent!==t){return true}return false}function jp(t,e){const n=Np.get(t);let i=false;for(const[t,o]of n){if(Bp(e,t,o)){i=true}}return i}function Bp(t,e,n){const{text:i,isDirectHost:o}=n;const s=o?e:zp(e);let r=false;if(!s){return false}n.hostElement=s;if(s.getAttribute("data-placeholder")!==i){t.setAttribute("data-placeholder",i,s);r=true}if(Vp(s)){if(Dp(t,s)){r=true}}else if(Lp(t,s)){r=true}return r}function zp(t){if(t.childCount===1){const e=t.getChild(0);if(e.is("element")&&!e.is("uiElement")){return e}}return null}class Fp{constructor(){this._replacedElements=[]}replace(t,e){this._replacedElements.push({element:t,newElement:e});t.style.display="none";if(e){t.parentNode.insertBefore(e,t.nextSibling)}}restore(){this._replacedElements.forEach(({element:t,newElement:e})=>{t.style.display="";if(e){e.remove()}});this._replacedElements=[]}}class Up extends Pp{constructor(t,e){super(t);this.view=e;this._toolbarConfig=Mp(t.config.get("toolbar"));this._elementReplacer=new Fp}get element(){return this.view.element}init(t){const e=this.editor;const n=this.view;const i=e.editing.view;const o=n.editable;const s=i.document.getRoot();o.name=s.rootName;n.render();const r=o.element;this.setEditableElement(o.name,r);this.focusTracker.add(r);n.editable.bind("isFocused").to(this.focusTracker);i.attachDomRoot(r);if(t){this._elementReplacer.replace(t,this.element)}this._initPlaceholder();this._initToolbar();this.fire("ready")}destroy(){const t=this.view;const e=this.editor.editing.view;this._elementReplacer.restore();e.detachDomRoot(t.editable.name);t.destroy();super.destroy()}_initToolbar(){const t=this.editor;const e=this.view;const n=t.editing.view;e.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused");e.stickyPanel.limiterElement=e.element;if(this._toolbarConfig.viewportTopOffset){e.stickyPanel.viewportTopOffset=this._toolbarConfig.viewportTopOffset}e.toolbar.fillFromConfig(this._toolbarConfig.items,this.componentFactory);Ep({origin:n,originFocusTracker:this.focusTracker,originKeystrokeHandler:t.keystrokes,toolbar:e.toolbar})}_initPlaceholder(){const t=this.editor;const e=t.editing.view;const n=e.document.getRoot();const i=t.sourceElement;const o=t.config.get("placeholder")||i&&i.tagName.toLowerCase()==="textarea"&&i.getAttribute("placeholder");if(o){Op({view:e,element:n,text:o,isDirectHost:false})}}}class Hp extends xr{constructor(t=[]){super(t,{idProperty:"viewUid"});this.on("add",(t,e,n)=>{this._renderViewIntoCollectionParent(e,n)});this.on("remove",(t,e)=>{if(e.element&&this._parentElement){e.element.remove()}});this._parentElement=null}destroy(){this.map(t=>t.destroy())}setParent(t){this._parentElement=t;for(const t of this){this._renderViewIntoCollectionParent(t)}}delegate(...t){if(!t.length||!qp(t)){throw new rr["b"]("ui-viewcollection-delegate-wrong-events: All event names must be strings.",this)}return{to:e=>{for(const n of this){for(const i of t){n.delegate(i).to(e)}}this.on("add",(n,i)=>{for(const n of t){i.delegate(n).to(e)}});this.on("remove",(n,i)=>{for(const n of t){i.stopDelegating(n,e)}})}}}_renderViewIntoCollectionParent(t,e){if(!t.isRendered){t.render()}if(t.element&&this._parentElement){this._parentElement.insertBefore(t.element,this._parentElement.children[e])}}}function qp(t){return t.every(t=>typeof t=="string")}const Wp="http://www.w3.org/1999/xhtml";class $p{constructor(t){Object.assign(this,ib(nb(t)));this._isRendered=false;this._revertData=null}render(){const t=this._renderNode({intoFragment:true});this._isRendered=true;return t}apply(t){this._revertData=pb();this._renderNode({node:t,isApplying:true,revertData:this._revertData});return t}revert(t){if(!this._revertData){throw new rr["b"]("ui-template-revert-not-applied: Attempting to revert a template which has not been applied yet.",[this,t])}this._revertTemplateFromNode(t,this._revertData)}*getViews(){function*t(e){if(e.children){for(const n of e.children){if(fb(n)){yield n}else if(mb(n)){yield*t(n)}}}}yield*t(this)}static bind(t,e){return{to(n,i){return new Yp({eventNameOrFunction:n,attribute:n,observable:t,emitter:e,callback:i})},if(n,i,o){return new Kp({observable:t,emitter:e,attribute:n,valueIfTrue:i,callback:o})}}}static extend(t,e){if(t._isRendered){throw new rr["b"]("template-extend-render: Attempting to extend a template which has already been rendered.",[this,t])}ub(t,ib(nb(e)))}_renderNode(t){let e;if(t.node){e=this.tag&&this.text}else{e=this.tag?this.text:!this.text}if(e){throw new rr["b"]('ui-template-wrong-syntax: Node definition must have either "tag" or "text" when rendering a new Node.',this)}if(this.text){return this._renderText(t)}else{return this._renderElement(t)}}_renderElement(t){let e=t.node;if(!e){e=t.node=document.createElementNS(this.ns||Wp,this.tag)}this._renderAttributes(t);this._renderElementChildren(t);this._setUpListeners(t);return e}_renderText(t){let e=t.node;if(e){t.revertData.text=e.textContent}else{e=t.node=document.createTextNode("")}if(Qp(this.text)){this._bindToObservable({schema:this.text,updater:Xp(e),data:t})}else{e.textContent=this.text.join("")}return e}_renderAttributes(t){let e,n,i,o;if(!this.attributes){return}const s=t.node;const r=t.revertData;for(e in this.attributes){i=s.getAttribute(e);n=this.attributes[e];if(r){r.attributes[e]=i}o=ct(n[0])&&n[0].ns?n[0].ns:null;if(Qp(n)){const a=o?n[0].value:n;if(r&&bb(e)){a.unshift(i)}this._bindToObservable({schema:a,updater:tb(s,e,o),data:t})}else if(e=="style"&&typeof n[0]!=="string"){this._renderStyleAttribute(n[0],t)}else{if(r&&i&&bb(e)){n.unshift(i)}n=n.map(t=>t?t.value||t:t).reduce((t,e)=>t.concat(e),[]).reduce(lb,"");if(!hb(n)){s.setAttributeNS(o,e,n)}}}}_renderStyleAttribute(t,e){const n=e.node;for(const i in t){const o=t[i];if(Qp(o)){this._bindToObservable({schema:[o],updater:eb(n,i),data:e})}else{n.style[i]=o}}}_renderElementChildren(t){const e=t.node;const n=t.intoFragment?document.createDocumentFragment():e;const i=t.isApplying;let o=0;for(const s of this.children){if(gb(s)){if(!i){s.setParent(e);for(const t of s){n.appendChild(t.element)}}}else if(fb(s)){if(!i){if(!s.isRendered){s.render()}n.appendChild(s.element)}}else if(xd(s)){n.appendChild(s)}else{if(i){const e=t.revertData;const i=pb();e.children.push(i);s._renderNode({node:n.childNodes[o++],isApplying:true,revertData:i})}else{n.appendChild(s.render())}}}if(t.intoFragment){e.appendChild(n)}}_setUpListeners(t){if(!this.eventListeners){return}for(const e in this.eventListeners){const n=this.eventListeners[e].map(n=>{const[i,o]=e.split("@");return n.activateDomEventListener(i,o,t)});if(t.revertData){t.revertData.bindings.push(n)}}}_bindToObservable({schema:t,updater:e,data:n}){const i=n.revertData;Zp(t,e,n);const o=t.filter(t=>!hb(t)).filter(t=>t.observable).map(i=>i.activateAttributeListener(t,e,n));if(i){i.bindings.push(o)}}_revertTemplateFromNode(t,e){for(const t of e.bindings){for(const e of t){e()}}if(e.text){t.textContent=e.text;return}for(const n in e.attributes){const i=e.attributes[n];if(i===null){t.removeAttribute(n)}else{t.setAttribute(n,i)}}for(let n=0;n<e.children.length;++n){this._revertTemplateFromNode(t.childNodes[n],e.children[n])}}}yr($p,dr);class Gp{constructor(t){Object.assign(this,t)}getValue(t){const e=this.observable[this.attribute];return this.callback?this.callback(e,t):e}activateAttributeListener(t,e,n){const i=()=>Zp(t,e,n);this.emitter.listenTo(this.observable,"change:"+this.attribute,i);return()=>{this.emitter.stopListening(this.observable,"change:"+this.attribute,i)}}}class Yp extends Gp{activateDomEventListener(t,e,n){const i=(t,n)=>{if(!e||n.target.matches(e)){if(typeof this.eventNameOrFunction=="function"){this.eventNameOrFunction(n)}else{this.observable.fire(this.eventNameOrFunction,n)}}};this.emitter.listenTo(n.node,t,i);return()=>{this.emitter.stopListening(n.node,t,i)}}}class Kp extends Gp{getValue(t){const e=super.getValue(t);return hb(e)?false:this.valueIfTrue||true}}function Qp(t){if(!t){return false}if(t.value){t=t.value}if(Array.isArray(t)){return t.some(Qp)}else if(t instanceof Gp){return true}return false}function Jp(t,e){return t.map(t=>{if(t instanceof Gp){return t.getValue(e)}return t})}function Zp(t,e,{node:n}){let i=Jp(t,n);if(t.length==1&&t[0]instanceof Kp){i=i[0]}else{i=i.reduce(lb,"")}if(hb(i)){e.remove()}else{e.set(i)}}function Xp(t){return{set(e){t.textContent=e},remove(){t.textContent=""}}}function tb(t,e,n){return{set(i){t.setAttributeNS(n,e,i)},remove(){t.removeAttributeNS(n,e)}}}function eb(t,e){return{set(n){t.style[e]=n},remove(){t.style[e]=null}}}function nb(t){const e=$s(t,t=>{if(t&&(t instanceof Gp||mb(t)||fb(t)||gb(t))){return t}});return e}function ib(t){if(typeof t=="string"){t=rb(t)}else if(t.text){ab(t)}if(t.on){t.eventListeners=sb(t.on);delete t.on}if(!t.text){if(t.attributes){ob(t.attributes)}const e=[];if(t.children){if(gb(t.children)){e.push(t.children)}else{for(const n of t.children){if(mb(n)||fb(n)||xd(n)){e.push(n)}else{e.push(new $p(n))}}}}t.children=e}return t}function ob(t){for(const e in t){if(t[e].value){t[e].value=[].concat(t[e].value)}cb(t,e)}}function sb(t){for(const e in t){cb(t,e)}return t}function rb(t){return{text:[t]}}function ab(t){if(!Array.isArray(t.text)){t.text=[t.text]}}function cb(t,e){if(!Array.isArray(t[e])){t[e]=[t[e]]}}function lb(t,e){if(hb(e)){return t}else if(hb(t)){return e}else{return`${t} ${e}`}}function db(t,e){for(const n in e){if(t[n]){t[n].push(...e[n])}else{t[n]=e[n]}}}function ub(t,e){if(e.attributes){if(!t.attributes){t.attributes={}}db(t.attributes,e.attributes)}if(e.eventListeners){if(!t.eventListeners){t.eventListeners={}}db(t.eventListeners,e.eventListeners)}if(e.text){t.text.push(...e.text)}if(e.children&&e.children.length){if(t.children.length!=e.children.length){throw new rr["b"]("ui-template-extend-children-mismatch: The number of children in extended definition does not match.",t)}let n=0;for(const i of e.children){ub(t.children[n++],i)}}}function hb(t){return!t&&t!==0}function fb(t){return t instanceof kb}function mb(t){return t instanceof $p}function gb(t){return t instanceof Hp}function pb(){return{children:[],bindings:[],attributes:{}}}function bb(t){return t=="class"||t=="style"}var wb=n(16);class kb{constructor(t){this.element=null;this.isRendered=false;this.locale=t;this.t=t&&t.t;this._viewCollections=new xr;this._unboundChildren=this.createCollection();this._viewCollections.on("add",(e,n)=>{n.locale=t});this.decorate("render")}get bindTemplate(){if(this._bindTemplate){return this._bindTemplate}return this._bindTemplate=$p.bind(this,this)}createCollection(t){const e=new Hp(t);this._viewCollections.add(e);return e}registerChild(t){if(!vr(t)){t=[t]}for(const e of t){this._unboundChildren.add(e)}}deregisterChild(t){if(!vr(t)){t=[t]}for(const e of t){this._unboundChildren.remove(e)}}setTemplate(t){this.template=new $p(t)}extendTemplate(t){$p.extend(this.template,t)}render(){if(this.isRendered){throw new rr["b"]("ui-view-render-already-rendered: This View has already been rendered.",this)}if(this.template){this.element=this.template.render();this.registerChild(this.template.getViews())}this.isRendered=true}destroy(){this.stopListening();this._viewCollections.map(t=>t.destroy());if(this.template&&this.template._revertData){this.template.revert(this.element)}}}yr(kb,qd);yr(kb,Qc);var _b="[object String]";function vb(t){return typeof t=="string"||!Ke(t)&&T(t)&&_(t)==_b}var yb=vb;function xb(t,e,n={},i=[]){const o=n&&n.xmlns;const s=o?t.createElementNS(o,e):t.createElement(e);for(const t in n){s.setAttribute(t,n[t])}if(yb(i)||!vr(i)){i=[i]}for(let e of i){if(yb(e)){e=t.createTextNode(e)}s.appendChild(e)}return s}class Ab extends Hp{constructor(t,e=[]){super(e);this.locale=t}attachToDom(){this._bodyCollectionContainer=new $p({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let t=document.querySelector(".ck-body-wrapper");if(!t){t=xb(document,"div",{class:"ck-body-wrapper"});document.body.appendChild(t)}t.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy();if(this._bodyCollectionContainer){this._bodyCollectionContainer.remove()}const t=document.querySelector(".ck-body-wrapper");if(t&&t.childElementCount==0){t.remove()}}}var Cb=n(18);class Tb extends kb{constructor(t){super(t);this.body=new Ab(t)}render(){super.render();this.body.attachToDom()}destroy(){this.body.detachFromDom();return super.destroy()}}var Sb=n(20);class Pb extends kb{constructor(t){super(t);this.set("text");this.set("for");this.id=`ck-editor__label_${nr()}`;const e=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:e.to("for")},children:[{text:e.to("text")}]})}}class Eb extends Tb{constructor(t){super(t);this.top=this.createCollection();this.main=this.createCollection();this._voiceLabelView=this._createVoiceLabel();this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:t.uiLanguageDirection,lang:t.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]})}_createVoiceLabel(){const t=this.t;const e=new Pb;e.text=t("Rich Text Editor");e.extendTemplate({attributes:{class:"ck-voice-label"}});return e}}class Mb extends kb{constructor(t,e,n){super(t);this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:t.contentLanguage,dir:t.contentLanguageDirection}});this.name=null;this.set("isFocused",false);this._editableElement=n;this._hasExternalElement=!!this._editableElement;this._editingView=e}render(){super.render();if(this._hasExternalElement){this.template.apply(this.element=this._editableElement)}else{this._editableElement=this.element}this.on("change:isFocused",()=>this._updateIsFocusedClasses());this._updateIsFocusedClasses()}destroy(){if(this._hasExternalElement){this.template.revert(this._editableElement)}super.destroy()}_updateIsFocusedClasses(){const t=this._editingView;if(t.isRenderingInProgress){n(this)}else{e(this)}function e(e){t.change(n=>{const i=t.document.getRoot(e.name);n.addClass(e.isFocused?"ck-focused":"ck-blurred",i);n.removeClass(e.isFocused?"ck-blurred":"ck-focused",i)})}function n(i){t.once("change:isRenderingInProgress",(t,o,s)=>{if(!s){e(i)}else{n(i)}})}}}class Ib extends Mb{constructor(t,e,n){super(t,e,n);this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const t=this._editingView;const e=this.t;t.change(n=>{const i=t.document.getRoot(this.name);n.setAttribute("aria-label",e("Rich Text Editor, %0",[this.name]),i)})}}function Nb(t){return e=>e+t}var Ob=n(22);const Rb=Nb("px");class Db extends kb{constructor(t){super(t);const e=this.bindTemplate;this.set("isActive",false);this.set("isSticky",false);this.set("limiterElement",null);this.set("limiterBottomOffset",50);this.set("viewportTopOffset",0);this.set("_marginLeft",null);this.set("_isStickyToTheLimiter",false);this.set("_hasViewportTopOffset",false);this.content=this.createCollection();this._contentPanelPlaceholder=new $p({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:e.to("isSticky",t=>t?"block":"none"),height:e.to("isSticky",t=>t?Rb(this._panelRect.height):null)}}}).render();this._contentPanel=new $p({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",e.if("isSticky","ck-sticky-panel__content_sticky"),e.if("_isStickyToTheLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:e.to("isSticky",t=>t?Rb(this._contentPanelPlaceholder.getBoundingClientRect().width):null),top:e.to("_hasViewportTopOffset",t=>t?Rb(this.viewportTopOffset):null),bottom:e.to("_isStickyToTheLimiter",t=>t?Rb(this.limiterBottomOffset):null),marginLeft:e.to("_marginLeft")}},children:this.content}).render();this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this._contentPanel]})}render(){super.render();this._checkIfShouldBeSticky();this.listenTo(Nd.window,"scroll",()=>{this._checkIfShouldBeSticky()});this.listenTo(this,"change:isActive",()=>{this._checkIfShouldBeSticky()})}_checkIfShouldBeSticky(){const t=this._panelRect=this._contentPanel.getBoundingClientRect();let e;if(!this.limiterElement){this.isSticky=false}else{e=this._limiterRect=this.limiterElement.getBoundingClientRect();this.isSticky=this.isActive&&e.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<e.height}if(this.isSticky){this._isStickyToTheLimiter=e.bottom<t.height+this.limiterBottomOffset+this.viewportTopOffset;this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset;this._marginLeft=this._isStickyToTheLimiter?null:Rb(-Nd.window.scrollX)}else{this._isStickyToTheLimiter=false;this._hasViewportTopOffset=false;this._marginLeft=null}}}class Lb{constructor(t){Object.assign(this,t);if(t.actions&&t.keystrokeHandler){for(const e in t.actions){let n=t.actions[e];if(typeof n=="string"){n=[n]}for(const i of n){t.keystrokeHandler.set(i,(t,n)=>{this[e]();n()})}}}}get first(){return this.focusables.find(Vb)||null}get last(){return this.focusables.filter(Vb).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let t=null;if(this.focusTracker.focusedElement===null){return null}this.focusables.find((e,n)=>{const i=e.element===this.focusTracker.focusedElement;if(i){t=n}return i});return t}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(t){if(t){t.focus()}}_getFocusableItem(t){const e=this.current;const n=this.focusables.length;if(!n){return null}if(e===null){return this[t===1?"first":"last"]}let i=(e+n+t)%n;do{const e=this.focusables.get(i);if(Vb(e)){return e}i=(i+n+t)%n}while(i!==e);return null}}function Vb(t){return!!(t.focus&&Nd.window.getComputedStyle(t.element).display!="none")}class jb extends kb{constructor(t){super(t);this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}}const Bb=100;class zb{constructor(t,e){if(!zb._observerInstance){zb._createObserver()}this._element=t;this._callback=e;zb._addElementCallback(t,e);zb._observerInstance.observe(t)}destroy(){zb._deleteElementCallback(this._element,this._callback)}static _addElementCallback(t,e){if(!zb._elementCallbacks){zb._elementCallbacks=new Map}let n=zb._elementCallbacks.get(t);if(!n){n=new Set;zb._elementCallbacks.set(t,n)}n.add(e)}static _deleteElementCallback(t,e){const n=zb._getElementCallbacks(t);if(n){n.delete(e);if(!n.size){zb._elementCallbacks.delete(t);zb._observerInstance.unobserve(t)}}if(zb._elementCallbacks&&!zb._elementCallbacks.size){zb._observerInstance=null;zb._elementCallbacks=null}}static _getElementCallbacks(t){if(!zb._elementCallbacks){return null}return zb._elementCallbacks.get(t)}static _createObserver(){let t;if(typeof Nd.window.ResizeObserver==="function"){t=Nd.window.ResizeObserver}else{t=Fb}zb._observerInstance=new t(t=>{for(const e of t){if(!e.target.offsetParent){continue}const t=zb._getElementCallbacks(e.target);if(t){for(const n of t){n(e)}}}})}}zb._observerInstance=null;zb._elementCallbacks=null;class Fb{constructor(t){this._callback=t;this._elements=new Set;this._previousRects=new Map;this._periodicCheckTimeout=null}observe(t){this._elements.add(t);this._checkElementRectsAndExecuteCallback();if(this._elements.size===1){this._startPeriodicCheck()}}unobserve(t){this._elements.delete(t);this._previousRects.delete(t);if(!this._elements.size){this._stopPeriodicCheck()}}_startPeriodicCheck(){const t=()=>{this._checkElementRectsAndExecuteCallback();this._periodicCheckTimeout=setTimeout(t,Bb)};this.listenTo(Nd.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()});this._periodicCheckTimeout=setTimeout(t,Bb)}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout);this.stopListening();this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const t=[];for(const e of this._elements){if(this._hasRectChanged(e)){t.push({target:e,contentRect:this._previousRects.get(e)})}}if(t.length){this._callback(t)}}_hasRectChanged(t){if(!t.ownerDocument.body.contains(t)){return false}const e=new vh(t);const n=this._previousRects.get(t);const i=!n||!n.isEqual(e);this._previousRects.set(t,e);return i}}yr(Fb,qd);function Ub(t){return t.bindTemplate.to(e=>{if(e.target===t.element){e.preventDefault()}})}class Hb extends kb{constructor(t){super(t);const e=this.bindTemplate;this.set("isVisible",false);this.set("position","se");this.children=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",e.to("position",t=>`ck-dropdown__panel_${t}`),e.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:e.to(t=>t.preventDefault())}})}focus(){if(this.children.length){this.children.first.focus()}}focusLast(){if(this.children.length){const t=this.children.last;if(typeof t.focusLast==="function"){t.focusLast()}else{t.focus()}}}}var qb=n(24);function Wb(t){if(!t||!t.parentNode){return null}if(t.offsetParent===Nd.document.body){return null}return t.offsetParent}function $b({element:t,target:e,positions:n,limiter:i,fitInViewport:o}){if(mt(e)){e=e()}if(mt(i)){i=i()}const s=Wb(t);const r=new vh(t);const a=new vh(e);let c;let l;if(!i&&!o){[l,c]=Gb(n[0],a,r)}else{const t=i&&new vh(i).getVisible();const e=o&&new vh(Nd.window);const s=Yb(n,{targetRect:a,elementRect:r,limiterRect:t,viewportRect:e});[l,c]=s||Gb(n[0],a,r)}let d=Zb(c);if(s){d=Jb(d,s)}return{left:d.left,top:d.top,name:l}}function Gb(t,e,n){const i=t(e,n);if(!i){return null}const{left:o,top:s,name:r}=i;return[r,n.clone().moveTo(o,s)]}function Yb(t,e){const{elementRect:n,viewportRect:i}=e;const o=n.getArea();const s=Kb(t,e);if(i){const t=s.filter(({viewportIntersectArea:t})=>t===o);const e=Qb(t,o);if(e){return e}}return Qb(s,o)}function Kb(t,{targetRect:e,elementRect:n,limiterRect:i,viewportRect:o}){const s=[];const r=n.getArea();for(const a of t){const t=Gb(a,e,n);if(!t){continue}const[c,l]=t;let d=0;let u=0;if(i){if(o){const t=i.getIntersection(o);if(t){d=t.getIntersectionArea(l)}}else{d=i.getIntersectionArea(l)}}if(o){u=o.getIntersectionArea(l)}const h={positionName:c,positionRect:l,limiterIntersectArea:d,viewportIntersectArea:u};if(d===r){return[h]}s.push(h)}return s}function Qb(t,e){let n=0;let i;let o;for(const{positionName:s,positionRect:r,limiterIntersectArea:a,viewportIntersectArea:c}of t){if(a===e){return[s,r]}const t=c**2+a**2;if(t>n){n=t;i=r;o=s}}return i?[o,i]:null}function Jb({left:t,top:e},n){const i=Zb(new vh(n));const o=kh(n);t-=i.left;e-=i.top;t+=n.scrollLeft;e+=n.scrollTop;t-=o.left;e-=o.top;return{left:t,top:e}}function Zb({left:t,top:e}){const{scrollX:n,scrollY:i}=Nd.window;return{left:t+n,top:e+i}}class Xb extends kb{constructor(t,e,n){super(t);const i=this.bindTemplate;this.buttonView=e;this.panelView=n;this.set("isOpen",false);this.set("isEnabled",true);this.set("class");this.set("id");this.set("panelPosition","auto");this.keystrokes=new mp;this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",i.to("class"),i.if("isEnabled","ck-disabled",t=>!t)],id:i.to("id"),"aria-describedby":i.to("ariaDescribedById")},children:[e,n]});e.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render();this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen});this.panelView.bind("isVisible").to(this,"isOpen");this.on("change:isOpen",()=>{if(!this.isOpen){return}if(this.panelPosition==="auto"){this.panelView.position=Xb._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:true,positions:this._panelPositions}).name}else{this.panelView.position=this.panelPosition}});this.keystrokes.listenTo(this.element);const t=(t,e)=>{if(this.isOpen){this.buttonView.focus();this.isOpen=false;e()}};this.keystrokes.set("arrowdown",(t,e)=>{if(this.buttonView.isEnabled&&!this.isOpen){this.isOpen=true;e()}});this.keystrokes.set("arrowright",(t,e)=>{if(this.isOpen){e()}});this.keystrokes.set("arrowleft",t);this.keystrokes.set("esc",t)}focus(){this.buttonView.focus()}get _panelPositions(){const{southEast:t,southWest:e,northEast:n,northWest:i}=Xb.defaultPanelPositions;if(this.locale.uiLanguageDirection==="ltr"){return[t,e,n,i]}else{return[e,t,i,n]}}}Xb.defaultPanelPositions={southEast:t=>({top:t.bottom,left:t.left,name:"se"}),southWest:(t,e)=>({top:t.bottom,left:t.left-e.width+t.width,name:"sw"}),northEast:(t,e)=>({top:t.top-e.height,left:t.left,name:"ne"}),northWest:(t,e)=>({top:t.bottom-e.height,left:t.left-e.width+t.width,name:"nw"})};Xb._getOptimalPosition=$b;var tw=n(26);class ew extends kb{constructor(){super();const t=this.bindTemplate;this.set("content","");this.set("viewBox","0 0 20 20");this.set("fillColor","");this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:t.to("viewBox")}})}render(){super.render();this._updateXMLContent();this._colorFillPaths();this.on("change:content",()=>{this._updateXMLContent();this._colorFillPaths()});this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const t=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml");const e=t.querySelector("svg");const n=e.getAttribute("viewBox");if(n){this.viewBox=n}this.element.innerHTML="";while(e.childNodes.length>0){this.element.appendChild(e.childNodes[0])}}}_colorFillPaths(){if(this.fillColor){this.element.querySelectorAll(".ck-icon__fill").forEach(t=>{t.style.fill=this.fillColor})}}}var nw=n(28);class iw extends kb{constructor(t){super(t);this.set("text","");this.set("position","s");const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",e.to("position",t=>"ck-tooltip_"+t),e.if("text","ck-hidden",t=>!t.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:e.to("text")}]}]})}}var ow=n(30);class sw extends kb{constructor(t){super(t);const e=this.bindTemplate;const n=nr();this.set("class");this.set("labelStyle");this.set("icon");this.set("isEnabled",true);this.set("isOn",false);this.set("isVisible",true);this.set("isToggleable",false);this.set("keystroke");this.set("label");this.set("tabindex",-1);this.set("tooltip");this.set("tooltipPosition","s");this.set("type","button");this.set("withText",false);this.set("withKeystroke",false);this.children=this.createCollection();this.tooltipView=this._createTooltipView();this.labelView=this._createLabelView(n);this.iconView=new ew;this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}});this.keystrokeView=this._createKeystrokeView();this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this));this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",e.to("class"),e.if("isEnabled","ck-disabled",t=>!t),e.if("isVisible","ck-hidden",t=>!t),e.to("isOn",t=>t?"ck-on":"ck-off"),e.if("withText","ck-button_with-text"),e.if("withKeystroke","ck-button_with-keystroke")],type:e.to("type",t=>t?t:"button"),tabindex:e.to("tabindex"),"aria-labelledby":`ck-editor__aria-label_${n}`,"aria-disabled":e.if("isEnabled",true,t=>!t),"aria-pressed":e.to("isOn",t=>this.isToggleable?String(t):false)},children:this.children,on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(t=>{if(this.isEnabled){this.fire("execute")}else{t.preventDefault()}})}})}render(){super.render();if(this.icon){this.iconView.bind("content").to(this,"icon");this.children.add(this.iconView)}this.children.add(this.tooltipView);this.children.add(this.labelView);if(this.withKeystroke){this.children.add(this.keystrokeView)}}focus(){this.element.focus()}_createTooltipView(){const t=new iw;t.bind("text").to(this,"_tooltipString");t.bind("position").to(this,"tooltipPosition");return t}_createLabelView(t){const e=new kb;const n=this.bindTemplate;e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:n.to("labelStyle"),id:`ck-editor__aria-label_${t}`},children:[{text:this.bindTemplate.to("label")}]});return e}_createKeystrokeView(){const t=new kb;t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",t=>Vl(t))}]});return t}_getTooltipString(t,e,n){if(t){if(typeof t=="string"){return t}else{if(n){n=Vl(n)}if(t instanceof Function){return t(e,n)}else{return`${e}${n?` (${n})`:""}`}}}return""}}var rw='<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg"><path d="M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z"/></svg>';class aw extends sw{constructor(t){super(t);this.arrowView=this._createArrowView();this.extendTemplate({attributes:{"aria-haspopup":true}});this.delegate("execute").to(this,"open")}render(){super.render();this.children.add(this.arrowView)}_createArrowView(){const t=new ew;t.content=rw;t.extendTemplate({attributes:{class:"ck-dropdown__arrow"}});return t}}var cw=n(32);class lw extends kb{constructor(){super();this.items=this.createCollection();this.focusTracker=new Sp;this.keystrokes=new mp;this._focusCycler=new Lb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}});this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class dw extends kb{constructor(t){super(t);this.children=this.createCollection();this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}}class uw extends kb{constructor(t){super(t);this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}var hw=n(34);class fw extends sw{constructor(t){super(t);this.isToggleable=true;this.toggleSwitchView=this._createToggleView();this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render();this.children.add(this.toggleSwitchView)}_createToggleView(){const t=new kb;t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]});return t}}function mw({emitter:t,activator:e,callback:n,contextElements:i}){t.listenTo(document,"mousedown",(t,{target:o})=>{if(!e()){return}for(const t of i){if(t.contains(o)){return}}n()})}var gw=n(36);var pw=n(38);function bw(t,e=aw){const n=new e(t);const i=new Hb(t);const o=new Xb(t,n,i);n.bind("isEnabled").to(o);if(n instanceof aw){n.bind("isOn").to(o,"isOpen")}else{n.arrowView.bind("isOn").to(o,"isOpen")}_w(o);return o}function ww(t,e){const n=t.locale;const i=n.t;const o=t.toolbarView=new Tw(n);o.set("ariaLabel",i("Dropdown toolbar"));t.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}});e.map(t=>o.items.add(t));t.panelView.children.add(o);o.items.delegate("execute").to(t)}function kw(t,e){const n=t.locale;const i=t.listView=new lw(n);i.items.bindTo(e).using(({type:t,model:e})=>{if(t==="separator"){return new uw(n)}else if(t==="button"||t==="switchbutton"){const i=new dw(n);let o;if(t==="button"){o=new sw(n)}else{o=new fw(n)}o.bind(...Object.keys(e)).to(e);o.delegate("execute").to(i);i.children.add(o);return i}});t.panelView.children.add(i);i.items.delegate("execute").to(t)}function _w(t){vw(t);yw(t);xw(t)}function vw(t){t.on("render",()=>{mw({emitter:t,activator:()=>t.isOpen,callback:()=>{t.isOpen=false},contextElements:[t.element]})})}function yw(t){t.on("execute",e=>{if(e.source instanceof fw){return}t.isOpen=false})}function xw(t){t.keystrokes.set("arrowdown",(e,n)=>{if(t.isOpen){t.panelView.focus();n()}});t.keystrokes.set("arrowup",(e,n)=>{if(t.isOpen){t.panelView.focusLast();n()}})}var Aw='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><circle cx="9.5" cy="4.5" r="1.5"/><circle cx="9.5" cy="10.5" r="1.5"/><circle cx="9.5" cy="16.5" r="1.5"/></svg>';var Cw=n(40);class Tw extends kb{constructor(t,e){super(t);const n=this.bindTemplate;const i=this.t;this.options=e||{};this.set("ariaLabel",i("Editor toolbar"));this.set("maxWidth","auto");this.items=this.createCollection();this.focusTracker=new Sp;this.keystrokes=new mp;this.set("class");this.set("isCompact",false);this.itemsView=new Sw(t);this.children=this.createCollection();this.children.add(this.itemsView);this.focusables=this.createCollection();this._focusCycler=new Lb({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:["arrowleft","arrowup"],focusNext:["arrowright","arrowdown"]}});this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar",n.to("class"),n.if("isCompact","ck-toolbar_compact")],role:"toolbar","aria-label":n.to("ariaLabel"),style:{maxWidth:n.to("maxWidth")}},children:this.children,on:{mousedown:Ub(this)}});this._behavior=this.options.shouldGroupWhenFull?new Ew(this):new Pw(this)}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element);this._behavior.render(this)}destroy(){this._behavior.destroy();return super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(t,e){t.map(t=>{if(t=="|"){this.items.add(new jb)}else if(e.has(t)){this.items.add(e.create(t))}else{console.warn(Object(rr["a"])("toolbarview-item-unavailable: The requested toolbar item is unavailable."),{name:t})}})}}class Sw extends kb{constructor(t){super(t);this.children=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class Pw{constructor(t){const e=t.bindTemplate;t.set("isVertical",false);t.itemsView.children.bindTo(t.items).using(t=>t);t.focusables.bindTo(t.items).using(t=>t);t.extendTemplate({attributes:{class:[e.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class Ew{constructor(t){this.viewChildren=t.children;this.viewFocusables=t.focusables;this.viewItemsView=t.itemsView;this.viewFocusTracker=t.focusTracker;this.viewLocale=t.locale;this.ungroupedItems=t.createCollection();this.groupedItems=t.createCollection();this.groupedItemsDropdown=this._createGroupedItemsDropdown();this.resizeObserver=null;this.cachedPadding=null;this.shouldUpdateGroupingOnNextResize=false;t.itemsView.children.bindTo(this.ungroupedItems).using(t=>t);this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this));this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this));t.children.on("add",this._updateFocusCycleableItems.bind(this));t.children.on("remove",this._updateFocusCycleableItems.bind(this));t.items.on("add",(t,e,n)=>{if(n>this.ungroupedItems.length){this.groupedItems.add(e,n-this.ungroupedItems.length)}else{this.ungroupedItems.add(e,n)}this._updateGrouping()});t.items.on("remove",(t,e,n)=>{if(n>this.ungroupedItems.length){this.groupedItems.remove(e)}else{this.ungroupedItems.remove(e)}this._updateGrouping()});t.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(t){this.viewElement=t.element;this._enableGroupingOnResize();this._enableGroupingOnMaxWidthChange(t)}destroy(){this.groupedItemsDropdown.destroy();this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement)){return}if(!this.viewElement.offsetParent){this.shouldUpdateGroupingOnNextResize=true;return}let t;while(this._areItemsOverflowing){this._groupLastItem();t=true}if(!t&&this.groupedItems.length){while(this.groupedItems.length&&!this._areItemsOverflowing){this._ungroupFirstItem()}if(this._areItemsOverflowing){this._groupLastItem()}}}get _areItemsOverflowing(){if(!this.ungroupedItems.length){return false}const t=this.viewElement;const e=this.viewLocale.uiLanguageDirection;const n=new vh(t.lastChild);const i=new vh(t);if(!this.cachedPadding){const n=Nd.window.getComputedStyle(t);const i=e==="ltr"?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(n[i])}if(e==="ltr"){return n.right>i.right-this.cachedPadding}else{return n.left<i.left+this.cachedPadding}}_enableGroupingOnResize(){let t;this.resizeObserver=new zb(this.viewElement,e=>{if(!t||t!==e.contentRect.width||this.shouldUpdateGroupingOnNextResize){this.shouldUpdateGroupingOnNextResize=false;this._updateGrouping();t=e.contentRect.width}});this._updateGrouping()}_enableGroupingOnMaxWidthChange(t){t.on("change:maxWidth",()=>{this._updateGrouping()})}_groupLastItem(){if(!this.groupedItems.length){this.viewChildren.add(new jb);this.viewChildren.add(this.groupedItemsDropdown);this.viewFocusTracker.add(this.groupedItemsDropdown.element)}this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first));if(!this.groupedItems.length){this.viewChildren.remove(this.groupedItemsDropdown);this.viewChildren.remove(this.viewChildren.last);this.viewFocusTracker.remove(this.groupedItemsDropdown.element)}}_createGroupedItemsDropdown(){const t=this.viewLocale;const e=t.t;const n=bw(t);n.class="ck-toolbar__grouped-dropdown";n.panelPosition=t.uiLanguageDirection==="ltr"?"sw":"se";ww(n,[]);n.buttonView.set({label:e("Show more items"),tooltip:true,icon:Aw});n.toolbarView.items.bindTo(this.groupedItems).using(t=>t);return n}_updateFocusCycleableItems(){this.viewFocusables.clear();this.ungroupedItems.map(t=>{this.viewFocusables.add(t)});if(this.groupedItems.length){this.viewFocusables.add(this.groupedItemsDropdown)}}}var Mw=n(42);class Iw extends Eb{constructor(t,e,n={}){super(t);this.stickyPanel=new Db(t);this.toolbar=new Tw(t,{shouldGroupWhenFull:n.shouldToolbarGroupWhenFull});this.editable=new Ib(t,e)}render(){super.render();this.stickyPanel.content.add(this.toolbar);this.top.add(this.stickyPanel);this.main.add(this.editable)}}function Nw(t){if(t instanceof HTMLTextAreaElement){return t.value}return t.innerHTML}class Ow extends pp{constructor(t,e){super(e);if(Ys(t)){this.sourceElement=t}this.data.processor=new Ap(this.data.viewDocument);this.model.document.createRoot();const n=!this.config.get("toolbar.shouldNotGroupWhenFull");const i=new Iw(this.locale,this.editing.view,{shouldToolbarGroupWhenFull:n});this.ui=new Up(this,i);yp(this)}destroy(){if(this.sourceElement){this.updateSourceElement()}this.ui.destroy();return super.destroy()}static create(t,e={}){return new Promise(n=>{const i=new this(t,e);n(i.initPlugins().then(()=>i.ui.init(Ys(t)?t:null)).then(()=>{if(!Ys(t)&&e.initialData){throw new rr["b"]("editor-create-initial-data: "+"The config.initialData option cannot be used together with initial data passed in Editor.create().",null)}const n=e.initialData||Rw(t);return i.data.init(n)}).then(()=>i.fire("ready")).then(()=>i))})}}yr(Ow,wp);yr(Ow,vp);function Rw(t){return Ys(t)?Nw(t):t}class Dw{static get pluginName(){return"BlockAutoformatEditing"}constructor(t,e,n){let i;let o=null;if(typeof n=="function"){i=n}else{o=t.commands.get(n);i=()=>{t.execute(n)}}t.model.document.on("change",(n,s)=>{if(o&&!o.isEnabled){return}if(s.type=="transparent"){return}const r=Array.from(t.model.document.differ.getChanges());const a=r[0];if(r.length!=1||a.type!=="insert"||a.name!="$text"||a.length!=1){return}const c=a.position.parent;if(!c.is("paragraph")||c.childCount!==1){return}const l=e.exec(c.getChild(0).data);if(!l){return}t.model.enqueueChange(t=>{const e=t.createPositionAt(c,0);const n=t.createPositionAt(c,l[0].length);const o=new cf(e,n);const s=i({match:l});if(s!==false){t.remove(o)}o.detach()})})}}function Lw(t,e){let n=t.start;const i=Array.from(t.getItems()).reduce((t,i)=>{if(!(i.is("text")||i.is("textProxy"))){n=e.createPositionAfter(i);return""}return t+i.data},"");return{text:i,range:e.createRange(n,t.end)}}class Vw{static get pluginName(){return"InlineAutoformatEditing"}constructor(t,e,n){let i;let o;let s;let r;if(e instanceof RegExp){i=e}else{s=e}if(typeof n=="string"){o=n}else{r=n}s=s||(t=>{let e;const n=[];const o=[];while((e=i.exec(t))!==null){if(e&&e.length<4){break}let{index:t,1:i,2:s,3:r}=e;const a=i+s+r;t+=e[0].length-a.length;const c=[t,t+i.length];const l=[t+i.length+s.length,t+i.length+s.length+r.length];n.push(c);n.push(l);o.push([t+i.length,t+i.length+s.length])}return{remove:n,format:o}});r=r||((e,n)=>{const i=t.model.schema.getValidRanges(n,o);for(const t of i){e.setAttribute(o,true,t)}e.removeSelectionAttribute(o)});t.model.document.on("change",(e,n)=>{if(n.type=="transparent"){return}const i=t.model;const o=i.document.selection;if(!o.isCollapsed){return}const a=Array.from(i.document.differ.getChanges());const c=a[0];if(a.length!=1||c.type!=="insert"||c.name!="$text"||c.length!=1){return}const l=o.focus;const d=l.parent;const{text:u,range:h}=Lw(i.createRange(i.createPositionAt(d,0),l),i);const f=s(u);const m=jw(h.start,f.format,i);const g=jw(h.start,f.remove,i);if(!(m.length&&g.length)){return}i.enqueueChange(t=>{const e=r(t,m);if(e===false){return}for(const e of g.reverse()){t.remove(e)}})})}}function jw(t,e,n){return e.filter(t=>t[0]!==undefined&&t[1]!==undefined).map(e=>n.createRange(t.getShiftedBy(e[0]),t.getShiftedBy(e[1])))}class Bw{constructor(t){this.editor=t;this.set("isEnabled",true);this._disableStack=new Set}forceDisabled(t){this._disableStack.add(t);if(this._disableStack.size==1){this.on("set:isEnabled",zw,{priority:"highest"});this.isEnabled=false}}clearForceDisabled(t){this._disableStack.delete(t);if(this._disableStack.size==0){this.off("set:isEnabled",zw);this.isEnabled=true}}destroy(){this.stopListening()}static get isContextPlugin(){return false}}yr(Bw,Qc);function zw(t){t.return=false;t.stop()}class Fw extends Bw{static get pluginName(){return"Autoformat"}afterInit(){this._addListAutoformats();this._addBasicStylesAutoformats();this._addHeadingAutoformats();this._addBlockQuoteAutoformats();this._addCodeBlockAutoformats()}_addListAutoformats(){const t=this.editor.commands;if(t.get("bulletedList")){new Dw(this.editor,/^[*-]\s$/,"bulletedList")}if(t.get("numberedList")){new Dw(this.editor,/^1[.|)]\s$/,"numberedList")}}_addBasicStylesAutoformats(){const t=this.editor.commands;if(t.get("bold")){const t=Uw(this.editor,"bold");new Vw(this.editor,/(\*\*)([^*]+)(\*\*)$/g,t);new Vw(this.editor,/(__)([^_]+)(__)$/g,t)}if(t.get("italic")){const t=Uw(this.editor,"italic");new Vw(this.editor,/(?:^|[^*])(\*)([^*_]+)(\*)$/g,t);new Vw(this.editor,/(?:^|[^_])(_)([^_]+)(_)$/g,t)}if(t.get("code")){const t=Uw(this.editor,"code");new Vw(this.editor,/(`)([^`]+)(`)$/g,t)}if(t.get("strikethrough")){const t=Uw(this.editor,"strikethrough");new Vw(this.editor,/(~~)([^~]+)(~~)$/g,t)}}_addHeadingAutoformats(){const t=this.editor.commands.get("heading");if(t){t.modelElements.filter(t=>t.match(/^heading[1-6]$/)).forEach(e=>{const n=e[7];const i=new RegExp(`^(#{${n}})\\s$`);new Dw(this.editor,i,()=>{if(!t.isEnabled){return false}this.editor.execute("heading",{value:e})})})}}_addBlockQuoteAutoformats(){if(this.editor.commands.get("blockQuote")){new Dw(this.editor,/^>\s$/,"blockQuote")}}_addCodeBlockAutoformats(){if(this.editor.commands.get("codeBlock")){new Dw(this.editor,/^```$/,"codeBlock")}}}function Uw(t,e){return(n,i)=>{const o=t.commands.get(e);if(!o.isEnabled){return false}const s=t.model.schema.getValidRanges(i,e);for(const t of s){n.setAttribute(e,true,t)}n.removeSelectionAttribute(e)}}class Hw{constructor(t){this.editor=t;this.set("value",undefined);this.set("isEnabled",false);this._disableStack=new Set;this.decorate("execute");this.listenTo(this.editor.model.document,"change",()=>{this.refresh()});this.on("execute",t=>{if(!this.isEnabled){t.stop()}},{priority:"high"});this.listenTo(t,"change:isReadOnly",(t,e,n)=>{if(n){this.forceDisabled("readOnlyMode")}else{this.clearForceDisabled("readOnlyMode")}})}refresh(){this.isEnabled=true}forceDisabled(t){this._disableStack.add(t);if(this._disableStack.size==1){this.on("set:isEnabled",qw,{priority:"highest"});this.isEnabled=false}}clearForceDisabled(t){this._disableStack.delete(t);if(this._disableStack.size==0){this.off("set:isEnabled",qw);this.refresh()}}execute(){}destroy(){this.stopListening()}}yr(Hw,Qc);function qw(t){t.return=false;t.stop()}function Ww(t){const e=t.next();if(e.done){return null}return e.value}class $w extends Hw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(t={}){const e=this.editor.model;const n=e.schema;const i=e.document.selection;const o=Array.from(i.getSelectedBlocks());const s=t.forceValue===undefined?!this.value:t.forceValue;e.change(t=>{if(!s){this._removeQuote(t,o.filter(Gw))}else{const e=o.filter(t=>Gw(t)||Kw(n,t));this._applyQuote(t,e)}})}_getValue(){const t=this.editor.model.document.selection;const e=Ww(t.getSelectedBlocks());return!!(e&&Gw(e))}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const n=Ww(t.getSelectedBlocks());if(!n){return false}return Kw(e,n)}_removeQuote(t,e){Yw(t,e).reverse().forEach(e=>{if(e.start.isAtStart&&e.end.isAtEnd){t.unwrap(e.start.parent);return}if(e.start.isAtStart){const n=t.createPositionBefore(e.start.parent);t.move(e,n);return}if(!e.end.isAtEnd){t.split(e.end)}const n=t.createPositionAfter(e.end.parent);t.move(e,n)})}_applyQuote(t,e){const n=[];Yw(t,e).reverse().forEach(e=>{let i=Gw(e.start);if(!i){i=t.createElement("blockQuote");t.wrap(e,i)}n.push(i)});n.reverse().reduce((e,n)=>{if(e.nextSibling==n){t.merge(t.createPositionAfter(e));return e}return n})}}function Gw(t){return t.parent.name=="blockQuote"?t.parent:null}function Yw(t,e){let n;let i=0;const o=[];while(i<e.length){const s=e[i];const r=e[i+1];if(!n){n=t.createPositionBefore(s)}if(!r||s.nextSibling!=r){o.push(t.createRange(n,t.createPositionAfter(s)));n=null}i++}return o}function Kw(t,e){const n=t.checkChild(e.parent,"blockQuote");const i=t.checkChild(["$root","blockQuote"],e);return n&&i}class Qw extends Bw{static get pluginName(){return"BlockQuoteEditing"}init(){const t=this.editor;const e=t.model.schema;t.commands.add("blockQuote",new $w(t));e.register("blockQuote",{allowWhere:"$block",allowContentOf:"$root"});e.addChildCheck((t,e)=>{if(t.endsWith("blockQuote")&&e.name=="blockQuote"){return false}});t.conversion.elementToElement({model:"blockQuote",view:"blockquote"});t.model.document.registerPostFixer(n=>{const i=t.model.document.differ.getChanges();for(const t of i){if(t.type=="insert"){const i=t.position.nodeAfter;if(!i){continue}if(i.is("blockQuote")&&i.isEmpty){n.remove(i);return true}else if(i.is("blockQuote")&&!e.checkChild(t.position,i)){n.unwrap(i);return true}else if(i.is("element")){const t=n.createRangeIn(i);for(const i of t.getItems()){if(i.is("blockQuote")&&!e.checkChild(n.createPositionBefore(i),i)){n.unwrap(i);return true}}}}else if(t.type=="remove"){const e=t.position.parent;if(e.is("blockQuote")&&e.isEmpty){n.remove(e);return true}}}return false})}afterInit(){const t=this.editor;const e=t.commands.get("blockQuote");this.listenTo(this.editor.editing.view.document,"enter",(t,n)=>{const i=this.editor.model.document;const o=i.selection.getLastPosition().parent;if(i.selection.isCollapsed&&o.isEmpty&&e.value){this.editor.execute("blockQuote");this.editor.editing.view.scrollToTheSelection();n.preventDefault();t.stop()}})}}var Jw='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 10.423a6.5 6.5 0 0 1 6.056-6.408l.038.67C6.448 5.423 5.354 7.663 5.22 10H9c.552 0 .5.432.5.986v4.511c0 .554-.448.503-1 .503h-5c-.552 0-.5-.449-.5-1.003v-4.574zm8 0a6.5 6.5 0 0 1 6.056-6.408l.038.67c-2.646.739-3.74 2.979-3.873 5.315H17c.552 0 .5.432.5.986v4.511c0 .554-.448.503-1 .503h-5c-.552 0-.5-.449-.5-1.003v-4.574z"/></svg>';var Zw=n(44);class Xw extends Bw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("blockQuote",n=>{const i=t.commands.get("blockQuote");const o=new sw(n);o.set({label:e("Block quote"),icon:Jw,tooltip:true,isToggleable:true});o.bind("isOn","isEnabled").to(i,"value","isEnabled");this.listenTo(o,"execute",()=>{t.execute("blockQuote");t.editing.view.focus()});return o})}}class tk extends Bw{static get requires(){return[Qw,Xw]}static get pluginName(){return"BlockQuote"}}class ek extends Hw{constructor(t,e){super(t);this.attributeKey=e}refresh(){const t=this.editor.model;const e=t.document;this.value=this._getValueFromFirstAllowedNode();this.isEnabled=t.schema.checkAttributeInSelection(e.selection,this.attributeKey)}execute(t={}){const e=this.editor.model;const n=e.document;const i=n.selection;const o=t.forceValue===undefined?!this.value:t.forceValue;e.change(t=>{if(i.isCollapsed){if(o){t.setSelectionAttribute(this.attributeKey,true)}else{t.removeSelectionAttribute(this.attributeKey)}}else{const n=e.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const e of n){if(o){t.setAttribute(this.attributeKey,o,e)}else{t.removeAttribute(this.attributeKey,e)}}}})}_getValueFromFirstAllowedNode(){const t=this.editor.model;const e=t.schema;const n=t.document.selection;if(n.isCollapsed){return n.hasAttribute(this.attributeKey)}for(const t of n.getRanges()){for(const n of t.getItems()){if(e.checkAttribute(n,this.attributeKey)){return n.hasAttribute(this.attributeKey)}}}return false}}const nk="bold";class ik extends Bw{static get pluginName(){return"BoldEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:nk});t.model.schema.setAttributeProperties(nk,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:nk,view:"strong",upcastAlso:["b",t=>{const e=t.getStyle("font-weight");if(!e){return null}if(e=="bold"||Number(e)>=600){return{name:true,styles:["font-weight"]}}}]});t.commands.add(nk,new ek(t,nk));t.keystrokes.set("CTRL+B",nk)}}var ok='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10.187 17H5.773c-.637 0-1.092-.138-1.364-.415-.273-.277-.409-.718-.409-1.323V4.738c0-.617.14-1.062.419-1.332.279-.27.73-.406 1.354-.406h4.68c.69 0 1.288.041 1.793.124.506.083.96.242 1.36.478.341.197.644.447.906.75a3.262 3.262 0 0 1 .808 2.162c0 1.401-.722 2.426-2.167 3.075C15.05 10.175 16 11.315 16 13.01a3.756 3.756 0 0 1-2.296 3.504 6.1 6.1 0 0 1-1.517.377c-.571.073-1.238.11-2 .11zm-.217-6.217H7v4.087h3.069c1.977 0 2.965-.69 2.965-2.072 0-.707-.256-1.22-.768-1.537-.512-.319-1.277-.478-2.296-.478zM7 5.13v3.619h2.606c.729 0 1.292-.067 1.69-.2a1.6 1.6 0 0 0 .91-.765c.165-.267.247-.566.247-.897 0-.707-.26-1.176-.778-1.409-.519-.232-1.31-.348-2.375-.348H7z"/></svg>';const sk="bold";class rk extends Bw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add(sk,n=>{const i=t.commands.get(sk);const o=new sw(n);o.set({label:e("Bold"),icon:ok,keystroke:"CTRL+B",tooltip:true,isToggleable:true});o.bind("isOn","isEnabled").to(i,"value","isEnabled");this.listenTo(o,"execute",()=>{t.execute(sk);t.editing.view.focus()});return o})}}class ak extends Bw{static get requires(){return[ik,rk]}static get pluginName(){return"Bold"}}var ck='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.627 16.5zm5.873-.196zm0-7.001V8h-13v8.5h4.341c.191.54.457 1.044.785 1.5H2a1.5 1.5 0 0 1-1.5-1.5v-13A1.5 1.5 0 0 1 2 2h4.5a1.5 1.5 0 0 1 1.06.44L9.122 4H16a1.5 1.5 0 0 1 1.5 1.5v1A1.5 1.5 0 0 1 19 8v2.531a6.027 6.027 0 0 0-1.5-1.228zM16 6.5v-1H8.5l-2-2H2v13h1V8a1.5 1.5 0 0 1 1.5-1.5H16z"/><path d="M14.5 19.5a5 5 0 1 1 0-10 5 5 0 0 1 0 10zM15 14v-2h-1v2h-2v1h2v2h1v-2h2v-1h-2z"/></svg>';class lk extends Bw{static get pluginName(){return"CKFinderUI"}init(){const t=this.editor;const e=t.ui.componentFactory;const n=t.t;e.add("ckfinder",e=>{const i=t.commands.get("ckfinder");const o=new sw(e);o.set({label:n("Insert image or file"),icon:ck,tooltip:true});o.bind("isEnabled").to(i);o.on("execute",()=>{t.execute("ckfinder");t.editing.view.focus()});return o})}}class dk extends Gd{observe(t){this.listenTo(t,"load",(t,e)=>{const n=e.target;if(n.tagName=="IMG"){this._fireEvents(e)}},{useCapture:true})}_fireEvents(t){if(this.isEnabled){this.document.fire("layoutChanged");this.document.fire("imageLoaded",t)}}}class uk{constructor(){this._stack=[]}add(t,e){const n=this._stack;const i=n[0];this._insertDescriptor(t);const o=n[0];if(i!==o&&!hk(i,o)){this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:e})}}remove(t,e){const n=this._stack;const i=n[0];this._removeDescriptor(t);const o=n[0];if(i!==o&&!hk(i,o)){this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:e})}}_insertDescriptor(t){const e=this._stack;const n=e.findIndex(e=>e.id===t.id);if(hk(t,e[n])){return}if(n>-1){e.splice(n,1)}let i=0;while(e[i]&&fk(e[i],t)){i++}e.splice(i,0,t)}_removeDescriptor(t){const e=this._stack;const n=e.findIndex(e=>e.id===t);if(n>-1){e.splice(n,1)}}}yr(uk,dr);function hk(t,e){return t&&e&&t.priority==e.priority&&mk(t.classes)==mk(e.classes)}function fk(t,e){if(t.priority>e.priority){return true}else if(t.priority<e.priority){return false}return mk(t.classes)>mk(e.classes)}function mk(t){return Array.isArray(t)?t.sort().join(","):t}var gk=n(46);const pk=Nb("px");const bk=Nd.document.body;class wk extends kb{constructor(t){super(t);const e=this.bindTemplate;this.set("top",0);this.set("left",0);this.set("position","arrow_nw");this.set("isVisible",false);this.set("withArrow",true);this.set("class");this.content=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",e.to("position",t=>`ck-balloon-panel_${t}`),e.if("isVisible","ck-balloon-panel_visible"),e.if("withArrow","ck-balloon-panel_with-arrow"),e.to("class")],style:{top:e.to("top",pk),left:e.to("left",pk)}},children:this.content})}show(){this.isVisible=true}hide(){this.isVisible=false}attachTo(t){this.show();const e=wk.defaultPositions;const n=Object.assign({},{element:this.element,positions:[e.southArrowNorth,e.southArrowNorthMiddleWest,e.southArrowNorthMiddleEast,e.southArrowNorthWest,e.southArrowNorthEast,e.northArrowSouth,e.northArrowSouthMiddleWest,e.northArrowSouthMiddleEast,e.northArrowSouthWest,e.northArrowSouthEast],limiter:bk,fitInViewport:true},t);const i=wk._getOptimalPosition(n);const o=parseInt(i.left);const s=parseInt(i.top);const r=i.name;Object.assign(this,{top:s,left:o,position:r})}pin(t){this.unpin();this._pinWhenIsVisibleCallback=()=>{if(this.isVisible){this._startPinning(t)}else{this._stopPinning()}};this._startPinning(t);this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback)}unpin(){if(this._pinWhenIsVisibleCallback){this._stopPinning();this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback);this._pinWhenIsVisibleCallback=null;this.hide()}}_startPinning(t){this.attachTo(t);const e=kk(t.target);const n=t.limiter?kk(t.limiter):bk;this.listenTo(Nd.document,"scroll",(i,o)=>{const s=o.target;const r=e&&s.contains(e);const a=n&&s.contains(n);if(r||a||!e||!n){this.attachTo(t)}},{useCapture:true});this.listenTo(Nd.window,"resize",()=>{this.attachTo(t)})}_stopPinning(){this.stopListening(Nd.document,"scroll");this.stopListening(Nd.window,"resize")}}function kk(t){if(Ys(t)){return t}if(wh(t)){return t.commonAncestorContainer}if(typeof t=="function"){return kk(t())}return null}wk.arrowHorizontalOffset=25;wk.arrowVerticalOffset=10;wk._getOptimalPosition=$b;wk.defaultPositions={northWestArrowSouthWest:(t,e)=>({top:_k(t,e),left:t.left-wk.arrowHorizontalOffset,name:"arrow_sw"}),northWestArrowSouthMiddleWest:(t,e)=>({top:_k(t,e),left:t.left-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_smw"}),northWestArrowSouth:(t,e)=>({top:_k(t,e),left:t.left-e.width/2,name:"arrow_s"}),northWestArrowSouthMiddleEast:(t,e)=>({top:_k(t,e),left:t.left-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_sme"}),northWestArrowSouthEast:(t,e)=>({top:_k(t,e),left:t.left-e.width+wk.arrowHorizontalOffset,name:"arrow_se"}),northArrowSouthWest:(t,e)=>({top:_k(t,e),left:t.left+t.width/2-wk.arrowHorizontalOffset,name:"arrow_sw"}),northArrowSouthMiddleWest:(t,e)=>({top:_k(t,e),left:t.left+t.width/2-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_smw"}),northArrowSouth:(t,e)=>({top:_k(t,e),left:t.left+t.width/2-e.width/2,name:"arrow_s"}),northArrowSouthMiddleEast:(t,e)=>({top:_k(t,e),left:t.left+t.width/2-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_sme"}),northArrowSouthEast:(t,e)=>({top:_k(t,e),left:t.left+t.width/2-e.width+wk.arrowHorizontalOffset,name:"arrow_se"}),northEastArrowSouthWest:(t,e)=>({top:_k(t,e),left:t.right-wk.arrowHorizontalOffset,name:"arrow_sw"}),northEastArrowSouthMiddleWest:(t,e)=>({top:_k(t,e),left:t.right-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_smw"}),northEastArrowSouth:(t,e)=>({top:_k(t,e),left:t.right-e.width/2,name:"arrow_s"}),northEastArrowSouthMiddleEast:(t,e)=>({top:_k(t,e),left:t.right-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_sme"}),northEastArrowSouthEast:(t,e)=>({top:_k(t,e),left:t.right-e.width+wk.arrowHorizontalOffset,name:"arrow_se"}),southWestArrowNorthWest:(t,e)=>({top:vk(t,e),left:t.left-wk.arrowHorizontalOffset,name:"arrow_nw"}),southWestArrowNorthMiddleWest:(t,e)=>({top:vk(t,e),left:t.left-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_nmw"}),southWestArrowNorth:(t,e)=>({top:vk(t,e),left:t.left-e.width/2,name:"arrow_n"}),southWestArrowNorthMiddleEast:(t,e)=>({top:vk(t,e),left:t.left-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_nme"}),southWestArrowNorthEast:(t,e)=>({top:vk(t,e),left:t.left-e.width+wk.arrowHorizontalOffset,name:"arrow_ne"}),southArrowNorthWest:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-wk.arrowHorizontalOffset,name:"arrow_nw"}),southArrowNorthMiddleWest:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_nmw"}),southArrowNorth:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width/2,name:"arrow_n"}),southArrowNorthMiddleEast:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_nme"}),southArrowNorthEast:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width+wk.arrowHorizontalOffset,name:"arrow_ne"}),southEastArrowNorthWest:(t,e)=>({top:vk(t,e),left:t.right-wk.arrowHorizontalOffset,name:"arrow_nw"}),southEastArrowNorthMiddleWest:(t,e)=>({top:vk(t,e),left:t.right-e.width*.25-wk.arrowHorizontalOffset,name:"arrow_nmw"}),southEastArrowNorth:(t,e)=>({top:vk(t,e),left:t.right-e.width/2,name:"arrow_n"}),southEastArrowNorthMiddleEast:(t,e)=>({top:vk(t,e),left:t.right-e.width*.75+wk.arrowHorizontalOffset,name:"arrow_nme"}),southEastArrowNorthEast:(t,e)=>({top:vk(t,e),left:t.right-e.width+wk.arrowHorizontalOffset,name:"arrow_ne"})};function _k(t,e){return t.top-e.height-wk.arrowVerticalOffset}function vk(t){return t.bottom+wk.arrowVerticalOffset}var yk='<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z"/><path fill-opacity=".256" d="M1 1h14v14H1z"/><g class="ck-icon__selected-indicator"><path d="M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z"/><path fill-opacity=".254" d="M1 1h14v14H1z"/></g></svg>';const xk="ck-widget";const Ak="ck-widget_selected";function Ck(t){if(!t.is("element")){return false}return!!t.getCustomProperty("widget")}function Tk(t,e,n={}){e.setAttribute("contenteditable","false",t);e.addClass(xk,t);e.setCustomProperty("widget",true,t);t.getFillerOffset=Rk;if(n.label){Pk(t,n.label,e)}if(n.hasSelectionHandle){Dk(t,e)}Sk(t,e,(t,e,n)=>n.addClass(i(e.classes),t),(t,e,n)=>n.removeClass(i(e.classes),t));return t;function i(t){return Array.isArray(t)?t:[t]}}function Sk(t,e,n,i){const o=new uk;o.on("change:top",(e,o)=>{if(o.oldDescriptor){i(t,o.oldDescriptor,o.writer)}if(o.newDescriptor){n(t,o.newDescriptor,o.writer)}});e.setCustomProperty("addHighlight",(t,e,n)=>o.add(e,n),t);e.setCustomProperty("removeHighlight",(t,e,n)=>o.remove(e,n),t)}function Pk(t,e,n){n.setCustomProperty("widgetLabel",e,t)}function Ek(t){const e=t.getCustomProperty("widgetLabel");if(!e){return""}return typeof e=="function"?e():e}function Mk(t,e){e.addClass(["ck-editor__editable","ck-editor__nested-editable"],t);e.setAttribute("contenteditable",t.isReadOnly?"false":"true",t);t.on("change:isReadOnly",(n,i,o)=>{e.setAttribute("contenteditable",o?"false":"true",t)});t.on("change:isFocused",(n,i,o)=>{if(o){e.addClass("ck-editor__nested-editable_focused",t)}else{e.removeClass("ck-editor__nested-editable_focused",t)}});return t}function Ik(t,e){const n=t.getSelectedElement();if(n&&e.schema.isBlock(n)){return e.createPositionAfter(n)}const i=t.getSelectedBlocks().next().value;if(i){if(i.isEmpty){return e.createPositionAt(i,0)}const n=e.createPositionAfter(i);if(t.focus.isTouching(n)){return n}return e.createPositionBefore(i)}return t.focus}function Nk(t,e){return(n,i)=>{const{mapper:o,viewPosition:s}=i;const r=o.findMappedViewAncestor(s);if(!e(r)){return}const a=o.toModelElement(r);i.modelPosition=t.createPositionAt(a,s.isAtStart?"before":"after")}}function Ok(t,e){const n=new vh(Nd.window);const i=n.getIntersection(t);const o=e.height+wk.arrowVerticalOffset;if(t.top-o>n.top||t.bottom+o<n.bottom){return null}const s=i||t;const r=s.left+s.width/2-e.width/2;return{top:Math.max(t.top,0)+wk.arrowVerticalOffset,left:r,name:"arrow_n"}}function Rk(){return null}function Dk(t,e){const n=e.createUIElement("div",{class:"ck ck-widget__selection-handle"},(function(t){const e=this.toDomElement(t);const n=new ew;n.set("content",yk);n.render();e.appendChild(n.element);return e}));e.insert(e.createPositionAt(t,0),n);e.addClass(["ck-widget_with-selection-handle"],t)}function Lk(t,e,n){e.setCustomProperty("image",true,t);return Tk(t,e,{label:i});function i(){const e=Uk(t);const i=e.getAttribute("alt");return i?`${i} ${n}`:n}}function Vk(t){return!!t.getCustomProperty("image")&&Ck(t)}function jk(t){const e=t.getSelectedElement();if(e&&Vk(e)){return e}return null}function Bk(t){return!!t&&t.is("image")}function zk(t,e,n={}){const i=t.createElement("image",n);const o=Ik(e.document.selection,e);e.insertContent(i,o);if(i.parent){t.setSelection(i,"on")}}function Fk(t){const e=t.schema;const n=t.document.selection;return Hk(n,e,t)&&!qk(n,e)&&Wk(n)}function Uk(t){return Array.from(t.getChildren()).find(t=>t.is("img"))}function Hk(t,e,n){const i=$k(t,n);return e.checkChild(i,"image")}function qk(t,e){const n=t.getSelectedElement();return n&&e.isObject(n)}function Wk(t){return[...t.focus.getAncestors()].every(t=>!t.is("image"))}function $k(t,e){const n=Ik(t,e);const i=n.parent;if(i.isEmpty&&!i.is("$root")){return i.parent}return i}function Gk(){return e=>{e.on("element:figure",t)};function t(t,e,n){if(!n.consumable.test(e.viewItem,{name:true,classes:"image"})){return}const i=Uk(e.viewItem);if(!i||!i.hasAttribute("src")||!n.consumable.test(i,{name:true})){return}const o=n.convertItem(i,e.modelCursor);const s=Ww(o.modelRange.getItems());if(!s){return}n.convertChildren(e.viewItem,n.writer.createPositionAt(s,0));e.modelRange=o.modelRange;e.modelCursor=o.modelCursor}}function Yk(){return e=>{e.on("attribute:srcset:image",t)};function t(t,e,n){if(!n.consumable.consume(e.item,t.name)){return}const i=n.writer;const o=n.mapper.toViewElement(e.item);const s=Uk(o);if(e.attributeNewValue===null){const t=e.attributeOldValue;if(t.data){i.removeAttribute("srcset",s);i.removeAttribute("sizes",s);if(t.width){i.removeAttribute("width",s)}}}else{const t=e.attributeNewValue;if(t.data){i.setAttribute("srcset",t.data,s);i.setAttribute("sizes","100vw",s);if(t.width){i.setAttribute("width",t.width,s)}}}}}function Kk(t){return n=>{n.on(`attribute:${t}:image`,e)};function e(t,e,n){if(!n.consumable.consume(e.item,t.name)){return}const i=n.writer;const o=n.mapper.toViewElement(e.item);const s=Uk(o);if(e.attributeNewValue!==null){i.setAttribute(e.attributeKey,e.attributeNewValue,s)}else{i.removeAttribute(e.attributeKey,s)}}}class Qk extends Hw{refresh(){this.isEnabled=Fk(this.editor.model)}execute(t){const e=this.editor.model;e.change(n=>{const i=Array.isArray(t.source)?t.source:[t.source];for(const t of i){zk(n,e,{src:t})}})}}class Jk extends Bw{static get pluginName(){return"ImageEditing"}init(){const t=this.editor;const e=t.model.schema;const n=t.t;const i=t.conversion;t.editing.view.addObserver(dk);e.register("image",{isObject:true,isBlock:true,allowWhere:"$block",allowAttributes:["alt","src","srcset"]});i.for("dataDowncast").elementToElement({model:"image",view:(t,e)=>Zk(e)});i.for("editingDowncast").elementToElement({model:"image",view:(t,e)=>Lk(Zk(e),e,n("image widget"))});i.for("downcast").add(Kk("src")).add(Kk("alt")).add(Yk());i.for("upcast").elementToElement({view:{name:"img",attributes:{src:true}},model:(t,e)=>e.createElement("image",{src:t.getAttribute("src")})}).attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:{key:"srcset",value:t=>{const e={data:t.getAttribute("srcset")};if(t.hasAttribute("width")){e.width=t.getAttribute("width")}return e}}}).add(Gk());t.commands.add("imageInsert",new Qk(t))}}function Zk(t){const e=t.createEmptyElement("img");const n=t.createContainerElement("figure",{class:"image"});t.insert(t.createPositionAt(n,0),e);return n}function Xk(t,e,n){return n.createRange(t_(t,e,true,n),t_(t,e,false,n))}function t_(t,e,n,i){let o=t.textNode||(n?t.nodeBefore:t.nodeAfter);let s=null;while(o&&o.getAttribute("linkHref")==e){s=o;o=n?o.previousSibling:o.nextSibling}return s?i.createPositionAt(s,n?"before":"after"):t}class e_ extends Hw{constructor(t){super(t);this.manualDecorators=new xr}restoreManualDecoratorStates(){for(const t of this.manualDecorators){t.value=this._getDecoratorStateFromModel(t.id)}}refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute("linkHref");for(const t of this.manualDecorators){t.value=this._getDecoratorStateFromModel(t.id)}this.isEnabled=t.schema.checkAttributeInSelection(e.selection,"linkHref")}execute(t,e={}){const n=this.editor.model;const i=n.document.selection;const o=[];const s=[];for(const t in e){if(e[t]){o.push(t)}else{s.push(t)}}n.change(e=>{if(i.isCollapsed){const r=i.getFirstPosition();if(i.hasAttribute("linkHref")){const a=Xk(r,i.getAttribute("linkHref"),n);e.setAttribute("linkHref",t,a);o.forEach(t=>{e.setAttribute(t,true,a)});s.forEach(t=>{e.removeAttribute(t,a)});e.setSelection(a)}else if(t!==""){const s=Hr(i.getAttributes());s.set("linkHref",t);o.forEach(t=>{s.set(t,true)});const a=e.createText(t,s);n.insertContent(a,r);e.setSelection(e.createRangeOn(a))}}else{const r=n.schema.getValidRanges(i.getRanges(),"linkHref");for(const n of r){e.setAttribute("linkHref",t,n);o.forEach(t=>{e.setAttribute(t,true,n)});s.forEach(t=>{e.removeAttribute(t,n)})}}})}_getDecoratorStateFromModel(t){const e=this.editor.model.document;return e.selection.getAttribute(t)}}class n_ extends Hw{refresh(){this.isEnabled=this.editor.model.document.selection.hasAttribute("linkHref")}execute(){const t=this.editor;const e=this.editor.model;const n=e.document.selection;const i=t.commands.get("link");e.change(t=>{const o=n.isCollapsed?[Xk(n.getFirstPosition(),n.getAttribute("linkHref"),e)]:n.getRanges();for(const e of o){t.removeAttribute("linkHref",e);if(i){for(const n of i.manualDecorators){t.removeAttribute(n.id,e)}}}})}}function i_(t,e,n){var i=t.length;n=n===undefined?i:n;return!e&&n>=i?t:Na(t,e,n)}var o_=i_;var s_="\\ud800-\\udfff",r_="\\u0300-\\u036f",a_="\\ufe20-\\ufe2f",c_="\\u20d0-\\u20ff",l_=r_+a_+c_,d_="\\ufe0e\\ufe0f";var u_="\\u200d";var h_=RegExp("["+u_+s_+l_+d_+"]");function f_(t){return h_.test(t)}var m_=f_;function g_(t){return t.split("")}var p_=g_;var b_="\\ud800-\\udfff",w_="\\u0300-\\u036f",k_="\\ufe20-\\ufe2f",__="\\u20d0-\\u20ff",v_=w_+k_+__,y_="\\ufe0e\\ufe0f";var x_="["+b_+"]",A_="["+v_+"]",C_="\\ud83c[\\udffb-\\udfff]",T_="(?:"+A_+"|"+C_+")",S_="[^"+b_+"]",P_="(?:\\ud83c[\\udde6-\\uddff]){2}",E_="[\\ud800-\\udbff][\\udc00-\\udfff]",M_="\\u200d";var I_=T_+"?",N_="["+y_+"]?",O_="(?:"+M_+"(?:"+[S_,P_,E_].join("|")+")"+N_+I_+")*",R_=N_+I_+O_,D_="(?:"+[S_+A_+"?",A_,P_,E_,x_].join("|")+")";var L_=RegExp(C_+"(?="+C_+")|"+D_+R_,"g");function V_(t){return t.match(L_)||[]}var j_=V_;function B_(t){return m_(t)?j_(t):p_(t)}var z_=B_;function F_(t){return function(e){e=va(e);var n=m_(e)?z_(e):undefined;var i=n?n[0]:e.charAt(0);var o=n?o_(n,1).join(""):e.slice(1);return i[t]()+o}}var U_=F_;var H_=U_("toUpperCase");var q_=H_;const W_=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g;const $_=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i;function G_(t){return t.is("attributeElement")&&!!t.getCustomProperty("link")}function Y_(t,e){const n=e.createAttributeElement("a",{href:t},{priority:5});e.setCustomProperty("link",true,n);return n}function K_(t){t=String(t);return Q_(t)?t:"#"}function Q_(t){const e=t.replace(W_,"");return e.match($_)}function J_(t,e){const n={"Open in a new tab":t("Open in a new tab"),Downloadable:t("Downloadable")};e.forEach(t=>{if(t.label&&n[t.label]){t.label=n[t.label]}return t});return e}function Z_(t){const e=[];if(t){for(const[n,i]of Object.entries(t)){const t=Object.assign({},i,{id:`link${q_(n)}`});e.push(t)}}return e}class X_{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(t){if(Array.isArray(t)){t.forEach(t=>this._definitions.add(t))}else{this._definitions.add(t)}}getDispatcher(){return t=>{t.on("attribute:linkHref",(t,e,n)=>{if(!n.consumable.test(e.item,"attribute:linkHref")){return}const i=n.writer;const o=i.document.selection;for(const t of this._definitions){const s=i.createAttributeElement("a",t.attributes,{priority:5});i.setCustomProperty("link",true,s);if(t.callback(e.attributeNewValue)){if(e.item.is("selection")){i.wrap(o.getFirstRange(),s)}else{i.wrap(n.mapper.toViewRange(e.range),s)}}else{i.unwrap(n.mapper.toViewRange(e.range),s)}}},{priority:"high"})}}}class tv{constructor({id:t,label:e,attributes:n,defaultValue:i}){this.id=t;this.set("value");this.defaultValue=i;this.label=e;this.attributes=n}}yr(tv,Qc);function ev({view:t,model:e,emitter:n,attribute:i,locale:o}){const s=new nv(e,n,i);const r=e.document.selection;n.listenTo(t.document,"keydown",(t,e)=>{if(!r.isCollapsed){return}if(e.shiftKey||e.altKey||e.ctrlKey){return}const n=e.keyCode==Rl.arrowright;const i=e.keyCode==Rl.arrowleft;if(!n&&!i){return}const a=r.getFirstPosition();const c=o.contentLanguageDirection;let l;if(c==="ltr"&&n||c==="rtl"&&i){l=s.handleForwardMovement(a,e)}else{l=s.handleBackwardMovement(a,e)}if(l){t.stop()}},{priority:or.get("high")+1})}class nv{constructor(t,e,n){this.model=t;this.attribute=n;this._modelSelection=t.document.selection;this._overrideUid=null;this._isNextGravityRestorationSkipped=false;e.listenTo(this._modelSelection,"change:range",(t,e)=>{if(this._isNextGravityRestorationSkipped){this._isNextGravityRestorationSkipped=false;return}if(!this._isGravityOverridden){return}if(!e.directChange&&iv(this._modelSelection.getFirstPosition(),n)){return}this._restoreGravity()})}handleForwardMovement(t,e){const n=this.attribute;if(this._isGravityOverridden){return}if(t.isAtStart&&this._hasSelectionAttribute){return}if(rv(t,n)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._removeSelectionAttribute();return true}if(ov(t,n)){this._preventCaretMovement(e);this._overrideGravity();return true}if(sv(t,n)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._overrideGravity();return true}}handleBackwardMovement(t,e){const n=this.attribute;if(this._isGravityOverridden){if(rv(t,n)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._restoreGravity();this._removeSelectionAttribute();return true}else{this._preventCaretMovement(e);this._restoreGravity();if(t.isAtStart){this._removeSelectionAttribute()}return true}}else{if(rv(t,n)&&!this._hasSelectionAttribute){this._preventCaretMovement(e);this._setSelectionAttributeFromTheNodeBefore(t);return true}if(t.isAtEnd&&sv(t,n)){if(this._hasSelectionAttribute){if(av(t,n)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}return}else{this._preventCaretMovement(e);this._setSelectionAttributeFromTheNodeBefore(t);return true}}if(t.isAtStart){if(this._hasSelectionAttribute){this._removeSelectionAttribute();this._preventCaretMovement(e);return true}return}if(av(t,n)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}}}get _isGravityOverridden(){return!!this._overrideUid}get _hasSelectionAttribute(){return this._modelSelection.hasAttribute(this.attribute)}_overrideGravity(){this._overrideUid=this.model.change(t=>t.overrideSelectionGravity())}_restoreGravity(){this.model.change(t=>{t.restoreSelectionGravity(this._overrideUid);this._overrideUid=null})}_preventCaretMovement(t){t.preventDefault()}_removeSelectionAttribute(){this.model.change(t=>{t.removeSelectionAttribute(this.attribute)})}_setSelectionAttributeFromTheNodeBefore(t){const e=this.attribute;this.model.change(n=>{n.setSelectionAttribute(this.attribute,t.nodeBefore.getAttribute(e))})}_skipNextAutomaticGravityRestoration(){this._isNextGravityRestorationSkipped=true}}function iv(t,e){return ov(t,e)||sv(t,e)}function ov(t,e){const{nodeBefore:n,nodeAfter:i}=t;const o=n?n.hasAttribute(e):false;const s=i?i.hasAttribute(e):false;return s&&(!o||n.getAttribute(e)!==i.getAttribute(e))}function sv(t,e){const{nodeBefore:n,nodeAfter:i}=t;const o=n?n.hasAttribute(e):false;const s=i?i.hasAttribute(e):false;return o&&(!s||n.getAttribute(e)!==i.getAttribute(e))}function rv(t,e){const{nodeBefore:n,nodeAfter:i}=t;const o=n?n.hasAttribute(e):false;const s=i?i.hasAttribute(e):false;if(!s||!o){return}return i.getAttribute(e)!==n.getAttribute(e)}function av(t,e){return iv(t.getShiftedBy(-1),e)}var cv=n(48);const lv="ck-link_selected";const dv="automatic";const uv="manual";const hv=/^(https?:)?\/\//;class fv extends Bw{static get pluginName(){return"LinkEditing"}constructor(t){super(t);t.config.define("link",{addTargetToExternalLinks:false})}init(){const t=this.editor;const e=t.locale;t.model.schema.extend("$text",{allowAttributes:"linkHref"});t.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:Y_});t.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(t,e)=>Y_(K_(t),e)});t.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:true}},model:{key:"linkHref",value:t=>t.getAttribute("href")}});t.commands.add("link",new e_(t));t.commands.add("unlink",new n_(t));const n=J_(t.t,Z_(t.config.get("link.decorators")));this._enableAutomaticDecorators(n.filter(t=>t.mode===dv));this._enableManualDecorators(n.filter(t=>t.mode===uv));ev({view:t.editing.view,model:t.model,emitter:this,attribute:"linkHref",locale:e});this._setupLinkHighlight();this._enableInsertContentSelectionAttributesFixer()}_enableAutomaticDecorators(t){const e=this.editor;const n=new X_;if(e.config.get("link.addTargetToExternalLinks")){n.add({id:"linkIsExternal",mode:dv,callback:t=>hv.test(t),attributes:{target:"_blank",rel:"noopener noreferrer"}})}n.add(t);if(n.length){e.conversion.for("downcast").add(n.getDispatcher())}}_enableManualDecorators(t){if(!t.length){return}const e=this.editor;const n=e.commands.get("link");const i=n.manualDecorators;t.forEach(t=>{e.model.schema.extend("$text",{allowAttributes:t.id});i.add(new tv(t));e.conversion.for("downcast").attributeToElement({model:t.id,view:(e,n)=>{if(e){const e=i.get(t.id).attributes;const o=n.createAttributeElement("a",e,{priority:5});n.setCustomProperty("link",true,o);return o}}});e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:i.get(t.id).attributes},model:{key:t.id}})})}_setupLinkHighlight(){const t=this.editor;const e=t.editing.view;const n=new Set;e.document.registerPostFixer(e=>{const i=t.model.document.selection;let o=false;if(i.hasAttribute("linkHref")){const s=Xk(i.getFirstPosition(),i.getAttribute("linkHref"),t.model);const r=t.editing.mapper.toViewRange(s);for(const t of r.getItems()){if(t.is("a")&&!t.hasClass(lv)){e.addClass(lv,t);n.add(t);o=true}}}return o});t.conversion.for("editingDowncast").add(t=>{t.on("insert",i,{priority:"highest"});t.on("remove",i,{priority:"highest"});t.on("attribute",i,{priority:"highest"});t.on("selection",i,{priority:"highest"});function i(){e.change(t=>{for(const e of n.values()){t.removeClass(lv,e);n.delete(e)}})}})}_enableInsertContentSelectionAttributesFixer(){const t=this.editor;const e=t.model;const n=e.document.selection;e.on("insertContent",()=>{const t=n.anchor.nodeBefore;const i=n.anchor.nodeAfter;if(!n.hasAttribute("linkHref")){return}if(!t){return}if(!t.hasAttribute("linkHref")){return}if(i&&i.hasAttribute("linkHref")){return}e.change(t=>{[...e.document.selection.getAttributeKeys()].filter(t=>t.startsWith("link")).forEach(e=>t.removeSelectionAttribute(e))})},{priority:"low"})}}class mv{constructor(t){this.context=t}destroy(){this.stopListening()}static get isContextPlugin(){return true}}yr(mv,Qc);class gv extends mv{static get pluginName(){return"Notification"}init(){this.on("show:warning",(t,e)=>{window.alert(e.message)},{priority:"lowest"})}showSuccess(t,e={}){this._showNotification({message:t,type:"success",namespace:e.namespace,title:e.title})}showInfo(t,e={}){this._showNotification({message:t,type:"info",namespace:e.namespace,title:e.title})}showWarning(t,e={}){this._showNotification({message:t,type:"warning",namespace:e.namespace,title:e.title})}_showNotification(t){const e=`show:${t.type}`+(t.namespace?`:${t.namespace}`:"");this.fire(e,{message:t.message,type:t.type,title:t.title||""})}}class pv extends Hw{constructor(t){super(t);this.stopListening(this.editor.model.document,"change");this.listenTo(this.editor.model.document,"change",()=>this.refresh(),{priority:"low"})}refresh(){const t=this.editor.commands.get("imageInsert");const e=this.editor.commands.get("link");this.isEnabled=t.isEnabled||e.isEnabled}execute(){const t=this.editor;const e=this.editor.config.get("ckfinder.openerMethod")||"modal";if(e!="popup"&&e!="modal"){throw new rr["b"]('ckfinder-unknown-openerMethod: The openerMethod config option must by "popup" or "modal".',t)}const n=this.editor.config.get("ckfinder.options")||{};n.chooseFiles=true;const i=n.onInit;if(!n.language){n.language=t.locale.uiLanguage}n.onInit=e=>{if(i){i(e)}e.on("files:choose",n=>{const i=n.data.files.toArray();const o=i.filter(t=>!t.isImage());const s=i.filter(t=>t.isImage());for(const e of o){t.execute("link",e.getUrl())}const r=[];for(const t of s){const n=t.getUrl();r.push(n?n:e.request("file:getProxyUrl",{file:t}))}if(r.length){bv(t,r)}});e.on("file:choose:resizedImage",e=>{const n=e.data.resizedUrl;if(!n){const e=t.plugins.get("Notification");const n=t.locale.t;e.showWarning(n("Could not obtain resized image URL."),{title:n("Selecting resized image failed"),namespace:"ckfinder"});return}bv(t,[n])})};window.CKFinder[e](n)}}function bv(t,e){const n=t.commands.get("imageInsert");if(!n.isEnabled){const e=t.plugins.get("Notification");const n=t.locale.t;e.showWarning(n("Could not insert image at the current position."),{title:n("Inserting image failed"),namespace:"ckfinder"});return}t.execute("imageInsert",{source:e})}class wv extends Bw{static get pluginName(){return"CKFinderEditing"}static get requires(){return[gv,Jk,fv]}init(){const t=this.editor;t.commands.add("ckfinder",new pv(t))}}class kv extends mv{static get pluginName(){return"PendingActions"}init(){this.set("hasAny",false);this._actions=new xr({idProperty:"_id"});this._actions.delegate("add","remove").to(this)}add(t){if(typeof t!=="string"){throw new rr["b"]("pendingactions-add-invalid-message: The message must be a string.",this)}const e=Object.create(Qc);e.set("message",t);this._actions.add(e);this.hasAny=true;return e}remove(t){this._actions.remove(t);this.hasAny=!!this._actions.length}get first(){return this._actions.get(0)}[Symbol.iterator](){return this._actions[Symbol.iterator]()}}class _v{constructor(){const t=new window.FileReader;this._reader=t;this._data=undefined;this.set("loaded",0);t.onprogress=t=>{this.loaded=t.loaded}}get error(){return this._reader.error}get data(){return this._data}read(t){const e=this._reader;this.total=t.size;return new Promise((n,i)=>{e.onload=()=>{const t=e.result;this._data=t;n(t)};e.onerror=()=>{i("error")};e.onabort=()=>{i("aborted")};this._reader.readAsDataURL(t)})}abort(){this._reader.abort()}}yr(_v,Qc);class vv extends Bw{static get pluginName(){return"FileRepository"}static get requires(){return[kv]}init(){this.loaders=new xr;this.loaders.on("add",()=>this._updatePendingAction());this.loaders.on("remove",()=>this._updatePendingAction());this._loadersMap=new Map;this._pendingAction=null;this.set("uploaded",0);this.set("uploadTotal",null);this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(t,e)=>e?t/e*100:0)}getLoader(t){return this._loadersMap.get(t)||null}createLoader(t){if(!this.createUploadAdapter){console.warn(Object(rr["a"])("filerepository-no-upload-adapter: Upload adapter is not defined."));return null}const e=new yv(Promise.resolve(t),this.createUploadAdapter);this.loaders.add(e);this._loadersMap.set(t,e);if(t instanceof Promise){e.file.then(t=>{this._loadersMap.set(t,e)}).catch(()=>{})}e.on("change:uploaded",()=>{let t=0;for(const e of this.loaders){t+=e.uploaded}this.uploaded=t});e.on("change:uploadTotal",()=>{let t=0;for(const e of this.loaders){if(e.uploadTotal){t+=e.uploadTotal}}this.uploadTotal=t});return e}destroyLoader(t){const e=t instanceof yv?t:this.getLoader(t);e._destroy();this.loaders.remove(e);this._loadersMap.forEach((t,n)=>{if(t===e){this._loadersMap.delete(n)}})}_updatePendingAction(){const t=this.editor.plugins.get(kv);if(this.loaders.length){if(!this._pendingAction){const e=this.editor.t;const n=t=>`${e("Upload in progress")} ${parseInt(t)}%.`;this._pendingAction=t.add(n(this.uploadedPercent));this._pendingAction.bind("message").to(this,"uploadedPercent",n)}}else{t.remove(this._pendingAction);this._pendingAction=null}}}yr(vv,Qc);class yv{constructor(t,e){this.id=nr();this._filePromiseWrapper=this._createFilePromiseWrapper(t);this._adapter=e(this);this._reader=new _v;this.set("status","idle");this.set("uploaded",0);this.set("uploadTotal",null);this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(t,e)=>e?t/e*100:0);this.set("uploadResponse",null)}get file(){if(!this._filePromiseWrapper){return Promise.resolve(null)}else{return this._filePromiseWrapper.promise.then(t=>this._filePromiseWrapper?t:null)}}get data(){return this._reader.data}read(){if(this.status!="idle"){throw new rr["b"]("filerepository-read-wrong-status: You cannot call read if the status is different than idle.",this)}this.status="reading";return this.file.then(t=>this._reader.read(t)).then(t=>{if(this.status!=="reading"){throw this.status}this.status="idle";return t}).catch(t=>{if(t==="aborted"){this.status="aborted";throw"aborted"}this.status="error";throw this._reader.error?this._reader.error:t})}upload(){if(this.status!="idle"){throw new rr["b"]("filerepository-upload-wrong-status: You cannot call upload if the status is different than idle.",this)}this.status="uploading";return this.file.then(()=>this._adapter.upload()).then(t=>{this.uploadResponse=t;this.status="idle";return t}).catch(t=>{if(this.status==="aborted"){throw"aborted"}this.status="error";throw t})}abort(){const t=this.status;this.status="aborted";if(!this._filePromiseWrapper.isFulfilled){this._filePromiseWrapper.promise.catch(()=>{});this._filePromiseWrapper.rejecter("aborted")}else if(t=="reading"){this._reader.abort()}else if(t=="uploading"&&this._adapter.abort){this._adapter.abort()}this._destroy()}_destroy(){this._filePromiseWrapper=undefined;this._reader=undefined;this._adapter=undefined;this.uploadResponse=undefined}_createFilePromiseWrapper(t){const e={};e.promise=new Promise((n,i)=>{e.rejecter=i;e.isFulfilled=false;t.then(t=>{e.isFulfilled=true;n(t)}).catch(t=>{e.isFulfilled=true;i(t)})});return e}}yr(yv,Qc);const xv="ckCsrfToken";const Av=40;const Cv="abcdefghijklmnopqrstuvwxyz0123456789";function Tv(){let t=Sv(xv);if(!t||t.length!=Av){t=Ev(Av);Pv(xv,t)}return t}function Sv(t){t=t.toLowerCase();const e=document.cookie.split(";");for(const n of e){const e=n.split("=");const i=decodeURIComponent(e[0].trim().toLowerCase());if(i===t){return decodeURIComponent(e[1])}}return null}function Pv(t,e){document.cookie=encodeURIComponent(t)+"="+encodeURIComponent(e)+";path=/"}function Ev(t){let e="";const n=new Uint8Array(t);window.crypto.getRandomValues(n);for(let t=0;t<n.length;t++){const i=Cv.charAt(n[t]%Cv.length);e+=Math.random()>.5?i.toUpperCase():i}return e}class Mv extends Bw{static get requires(){return[vv]}static get pluginName(){return"CKFinderUploadAdapter"}init(){const t=this.editor.config.get("ckfinder.uploadUrl");if(!t){return}this.editor.plugins.get(vv).createUploadAdapter=e=>new Iv(e,t,this.editor.t)}}class Iv{constructor(t,e,n){this.loader=t;this.url=e;this.t=n}upload(){return this.loader.file.then(t=>new Promise((e,n)=>{this._initRequest();this._initListeners(e,n,t);this._sendRequest(t)}))}abort(){if(this.xhr){this.xhr.abort()}}_initRequest(){const t=this.xhr=new XMLHttpRequest;t.open("POST",this.url,true);t.responseType="json"}_initListeners(t,e,n){const i=this.xhr;const o=this.loader;const s=this.t;const r=s("Cannot upload file:")+` ${n.name}.`;i.addEventListener("error",()=>e(r));i.addEventListener("abort",()=>e());i.addEventListener("load",()=>{const n=i.response;if(!n||!n.uploaded){return e(n&&n.error&&n.error.message?n.error.message:r)}t({default:n.url})});if(i.upload){i.upload.addEventListener("progress",t=>{if(t.lengthComputable){o.uploadTotal=t.total;o.uploaded=t.loaded}})}}_sendRequest(t){const e=new FormData;e.append("upload",t);e.append("ckCsrfToken",Tv());this.xhr.send(e)}}class Nv extends Bw{static get pluginName(){return"CKFinder"}static get requires(){return[wv,lk,Mv]}}const Ov="code";class Rv extends Bw{static get pluginName(){return"CodeEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:Ov});t.model.schema.setAttributeProperties(Ov,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:Ov,view:"code",upcastAlso:{styles:{"word-wrap":"break-word"}}});t.commands.add(Ov,new ek(t,Ov))}}var Dv='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.5 5.7l5.2 3.9v1.3l-5.6 4c-.1.2-.3.2-.5.2-.3-.1-.6-.7-.6-1l.3-.4 4.7-3.5L11.5 7l-.2-.2c-.1-.3-.1-.6 0-.8.2-.2.5-.4.8-.4a.8.8 0 0 1 .4.1zm-5.2 0L2 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n=e.anchor;if(!n||!t.checkChild(n,"softBreak")){return false}const i=e.getFirstRange();const o=i.start.parent;const s=i.end.parent;if((Wv(o,t)||Wv(s,t))&&o!==s){return false}return true}function Hv(t,e,n){const i=n.isCollapsed;const o=n.getFirstRange();const s=o.start.parent;const r=o.end.parent;const a=s==r;if(i){const i=zv(t.schema,n.getAttributes());qv(t,e,o.end);e.removeSelectionAttribute(n.getAttributeKeys());e.setSelectionAttribute(i)}else{const i=!(o.start.isAtStart&&o.end.isAtEnd);t.deleteContent(n,{leaveUnmerged:i});if(a){qv(t,e,n.focus)}else{if(i){e.setSelection(r,0)}}}}function qv(t,e,n){const i=e.createElement("softBreak");t.insertContent(i,n);e.setSelection(i,"after")}function Wv(t,e){if(t.is("rootElement")){return false}return e.isLimit(t)||Wv(t.parent,e)}class $v extends Gd{constructor(t){super(t);const e=this.document;e.on("keydown",(t,n)=>{if(this.isEnabled&&n.keyCode==Rl.enter){let i;e.once("enter",t=>i=t,{priority:"highest"});e.fire("enter",new Yu(e,n.domEvent,{isSoft:n.shiftKey}));if(i&&i.stop.called){t.stop()}}})}observe(){}}class Gv extends Bw{static get pluginName(){return"ShiftEnter"}init(){const t=this.editor;const e=t.model.schema;const n=t.conversion;const i=t.editing.view;const o=i.document;e.register("softBreak",{allowWhere:"$text",isInline:true});n.for("upcast").elementToElement({model:"softBreak",view:"br"});n.for("downcast").elementToElement({model:"softBreak",view:(t,e)=>e.createEmptyElement("br")});i.addObserver($v);t.commands.add("shiftEnter",new Fv(t));this.listenTo(o,"enter",(e,n)=>{n.preventDefault();if(!n.isSoft){return}t.execute("shiftEnter");i.scrollToTheSelection()},{priority:"low"})}}function Yv(t){const e=t.t;const n=t.config.get("codeBlock.languages");for(const t of n){if(t.label==="Plain text"){t.label=e("Plain text")}if(t.class===undefined){t.class=`language-${t.language}`}}return n}function Kv(t,e,n){const i={};for(const o of t){if(e==="class"){i[o[e].split(" ").shift()]=o[n]}else{i[o[e]]=o[n]}}return i}function Qv(t){return t.data.match(/^(\s*)/)[0]}function Jv(t,e){const n=t.createDocumentFragment();const i=e.split("\n").map(e=>t.createText(e));const o=i[i.length-1];for(const e of i){t.append(e,n);if(e!==o){t.appendElement("softBreak",n)}}return n}function Zv(t){const e=t.document.selection;const n=[];if(e.isCollapsed){n.push(e.anchor)}else{const i=e.getFirstRange().getWalker({ignoreElementEnd:true,direction:"backward"});for(const{item:e}of i){if(e.is("textProxy")&&e.parent.is("codeBlock")){const i=Qv(e.textNode);const{parent:o,startOffset:s}=e.textNode;const r=t.createPositionAt(o,s+i.length);n.push(r)}}}return n}function Xv(t){const e=Ww(t.getSelectedBlocks());return e&&e.is("codeBlock")}class ty extends Hw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(t={}){const e=this.editor;const n=e.model;const i=n.document.selection;const o=Yv(e);const s=o[0];const r=Array.from(i.getSelectedBlocks());const a=t.forceValue===undefined?!this.value:t.forceValue;const c=t.language||s.language;n.change(t=>{if(a){this._applyCodeBlock(t,r,c)}else{this._removeCodeBlock(t,r)}})}_getValue(){const t=this.editor.model.document.selection;const e=Ww(t.getSelectedBlocks());const n=!!(e&&e.is("codeBlock"));return n?e.getAttribute("language"):false}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const n=Ww(t.getSelectedBlocks());if(!n){return false}return ey(e,n)}_applyCodeBlock(t,e,n){const i=this.editor.model.schema;const o=e.filter(t=>ey(i,t));for(const e of o){t.rename(e,"codeBlock");t.setAttribute("language",n,e);i.removeDisallowedAttributes([e],t)}o.reverse().forEach((e,n)=>{const i=o[n+1];if(e.previousSibling===i){t.appendElement("softBreak",i);t.merge(t.createPositionBefore(e))}})}_removeCodeBlock(t,e){const n=e.filter(t=>t.is("codeBlock"));for(const e of n){const n=t.createRangeOn(e);for(const e of Array.from(n.getItems()).reverse()){if(e.is("softBreak")&&e.parent.is("codeBlock")){const{position:n}=t.split(t.createPositionBefore(e));t.rename(n.nodeAfter,"paragraph");t.removeAttribute("language",n.nodeAfter);t.remove(e)}}t.rename(e,"paragraph");t.removeAttribute("language",e)}}}function ey(t,e){if(e.is("rootElement")||t.isLimit(e)){return false}return t.checkChild(e.parent,"codeBlock")}class ny extends Hw{constructor(t){super(t);this._indentSequence=t.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor;const e=t.model;e.change(t=>{const n=Zv(e);for(const e of n){t.insertText(this._indentSequence,e)}})}_checkEnabled(){if(!this._indentSequence){return false}return Xv(this.editor.model.document.selection)}}class iy extends Hw{constructor(t){super(t);this._indentSequence=t.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor;const e=t.model;e.change(t=>{const n=Zv(e);for(const e of n){const n=oy(this.editor.model,e,this._indentSequence);if(n){t.remove(n)}}})}_checkEnabled(){if(!this._indentSequence){return false}const t=this.editor.model;if(!Xv(t.document.selection)){return false}return Zv(t).some(e=>oy(t,e,this._indentSequence))}}function oy(t,e,n){const i=sy(e);if(!i){return null}const o=Qv(i);const s=o.lastIndexOf(n);if(s+n.length!==o.length){return null}if(s===-1){return null}const{parent:r,startOffset:a}=i;return t.createRange(t.createPositionAt(r,a+s),t.createPositionAt(r,a+s+n.length))}function sy(t){let e=t.parent.getChild(t.index);if(!e||e.is("softBreak")){e=t.nodeBefore}if(!e||e.is("softBreak")){return null}return e}function ry(t,e,n=false){const i=Kv(e,"language","class");const o=Kv(e,"language","label");return(e,s,r)=>{const{writer:a,mapper:c,consumable:l}=r;if(!l.consume(s.item,"insert")){return}const d=s.item.getAttribute("language");const u=c.toViewPosition(t.createPositionBefore(s.item));const h={};if(n){h["data-language"]=o[d];h.spellcheck="false"}const f=a.createContainerElement("pre",h);const m=a.createContainerElement("code",{class:i[d]||null});a.insert(a.createPositionAt(f,0),m);a.insert(u,f);c.bindElements(s.item,m)}}function ay(t){return(e,n,i)=>{if(n.item.parent.name!=="codeBlock"){return}const{writer:o,mapper:s,consumable:r}=i;if(!r.consume(n.item,"insert")){return}const a=s.toViewPosition(t.createPositionBefore(n.item));o.insert(a,o.createText("\n"))}}function cy(t,e){const n=Kv(e,"class","language");const i=e[0].language;return(e,o,s)=>{const r=o.viewItem;const a=r.getChild(0);if(!a||!a.is("code")){return}const{consumable:c,writer:l}=s;if(!c.test(r,{name:true})||!c.test(a,{name:true})){return}const d=l.createElement("codeBlock");const u=[...a.getClassNames()];if(!u.length){u.push("")}for(const t of u){const e=n[t];if(e){l.setAttribute("language",e,d);break}}if(!d.hasAttribute("language")){l.setAttribute("language",i,d)}const h=[...t.createRangeIn(a)].filter(t=>t.type==="text").map(({item:t})=>t.data).join("");const f=Jv(l,h);l.append(f,d);const m=s.splitToAllowedParent(d,o.modelCursor);if(!m){return}l.insert(d,m.position);c.consume(r,{name:true});c.consume(a,{name:true});const g=s.getSplitParts(d);o.modelRange=l.createRange(s.writer.createPositionBefore(d),s.writer.createPositionAfter(g[g.length-1]));if(m.cursorParent){o.modelCursor=l.createPositionAt(m.cursorParent,0)}else{o.modelCursor=o.modelRange.end}}}const ly="paragraph";class dy extends Bw{static get pluginName(){return"CodeBlockEditing"}static get requires(){return[Gv]}constructor(t){super(t);t.config.define("codeBlock",{languages:[{language:"plaintext",label:"Plain text"},{language:"c",label:"C"},{language:"cs",label:"C#"},{language:"cpp",label:"C++"},{language:"css",label:"CSS"},{language:"diff",label:"Diff"},{language:"html",label:"HTML"},{language:"java",label:"Java"},{language:"javascript",label:"JavaScript"},{language:"php",label:"PHP"},{language:"python",label:"Python"},{language:"ruby",label:"Ruby"},{language:"typescript",label:"TypeScript"},{language:"xml",label:"XML"}],indentSequence:"\t"})}init(){const t=this.editor;const e=t.model.schema;const n=t.model;const i=Yv(t);t.commands.add("codeBlock",new ty(t));t.commands.add("indentCodeBlock",new ny(t));t.commands.add("outdentCodeBlock",new iy(t));const o=t=>(e,n)=>{const i=this.editor.commands.get(t);if(i.isEnabled){this.editor.execute(t);n()}};t.keystrokes.set("Tab",o("indentCodeBlock"));t.keystrokes.set("Shift+Tab",o("outdentCodeBlock"));e.register("codeBlock",{allowWhere:"$block",isBlock:true,allowAttributes:["language"]});e.extend("$text",{allowIn:"codeBlock"});e.addAttributeCheck(t=>{if(t.endsWith("codeBlock $text")){return false}});t.editing.downcastDispatcher.on("insert:codeBlock",ry(n,i,true));t.data.downcastDispatcher.on("insert:codeBlock",ry(n,i));t.data.downcastDispatcher.on("insert:softBreak",ay(n),{priority:"high"});t.data.upcastDispatcher.on("element:pre",cy(t.editing.view,i));this.listenTo(t.editing.view.document,"clipboardInput",(t,e)=>{const i=n.document.selection;if(!i.anchor.parent.is("codeBlock")){return}const o=e.dataTransfer.getData("text/plain");n.change(e=>{n.insertContent(Jv(e,o),i);t.stop()})});this.listenTo(n,"getSelectedContent",(t,[i])=>{const o=i.anchor;if(i.isCollapsed||!o.parent.is("codeBlock")||!o.hasSameParentAs(i.focus)){return}n.change(n=>{const s=t.return;if(s.childCount>1||i.containsEntireContent(o.parent)){const e=n.createElement("codeBlock",o.parent.getAttributes());n.append(s,e);const i=n.createDocumentFragment();n.append(e,i);t.return=i}else{const t=s.getChild(0);if(e.checkAttribute(t,"code")){n.setAttribute("code",true,t)}}})})}afterInit(){const t=this.editor;const e=t.commands;const n=e.get("indent");const i=e.get("outdent");if(n){n.registerChildCommand(e.get("indentCodeBlock"))}if(i){i.registerChildCommand(e.get("outdentCodeBlock"))}this.listenTo(t.editing.view.document,"enter",(e,n)=>{const i=t.model.document.selection.getLastPosition().parent;if(!i.is("codeBlock")){return}hy(t,n.isSoft)||fy(t,n.isSoft)||uy(t);n.preventDefault();e.stop()})}}function uy(t){const e=t.model;const n=e.document;const i=n.selection.getLastPosition();const o=i.nodeBefore||i.textNode;let s;if(o&&o.is("text")){s=Qv(o)}t.model.change(e=>{t.execute("shiftEnter");if(s){e.insertText(s,n.selection.anchor)}})}function hy(t,e){const n=t.model;const i=n.document;const o=t.editing.view;const s=i.selection.getLastPosition();const r=s.nodeAfter;if(e||!i.selection.isCollapsed||!s.isAtStart){return false}if(!r||!r.is("softBreak")){return false}t.model.change(e=>{t.execute("enter");const n=i.selection.anchor.parent.previousSibling;e.rename(n,ly);e.setSelection(n,"in");t.model.schema.removeDisallowedAttributes([n],e);e.remove(r)});o.scrollToTheSelection();return true}function fy(t,e){const n=t.model;const i=n.document;const o=t.editing.view;const s=i.selection.getLastPosition();const r=s.nodeBefore;let a;if(e||!i.selection.isCollapsed||!s.isAtEnd||!r){return false}if(r.is("softBreak")){a=n.createRangeOn(r)}else if(r.is("text")&&!r.data.match(/\S/)&&r.previousSibling&&r.previousSibling.is("softBreak")){a=n.createRange(n.createPositionBefore(r.previousSibling),n.createPositionAfter(r))}else{return false}t.model.change(e=>{e.remove(a);t.execute("enter");const n=i.selection.anchor.parent;e.rename(n,ly);t.model.schema.removeDisallowedAttributes([n],e)});o.scrollToTheSelection();return true}class my{constructor(t,e){if(e){Wc(this,e)}if(t){this.set(t)}}}yr(my,Qc);var gy=n(51);class py extends kb{constructor(t){super(t);const e=this.bindTemplate;this.set("icon");this.set("isEnabled",true);this.set("isOn",false);this.set("isToggleable",false);this.set("isVisible",true);this.set("keystroke");this.set("label");this.set("tabindex",-1);this.set("tooltip");this.set("tooltipPosition","s");this.set("type","button");this.set("withText",false);this.children=this.createCollection();this.actionView=this._createActionView();this.arrowView=this._createArrowView();this.keystrokes=new mp;this.focusTracker=new Sp;this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",e.if("isVisible","ck-hidden",t=>!t),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children})}render(){super.render();this.children.add(this.actionView);this.children.add(this.arrowView);this.focusTracker.add(this.actionView.element);this.focusTracker.add(this.arrowView.element);this.keystrokes.listenTo(this.element);this.keystrokes.set("arrowright",(t,e)=>{if(this.focusTracker.focusedElement===this.actionView.element){this.arrowView.focus();e()}});this.keystrokes.set("arrowleft",(t,e)=>{if(this.focusTracker.focusedElement===this.arrowView.element){this.actionView.focus();e()}})}focus(){this.actionView.focus()}_createActionView(){const t=new sw;t.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this);t.extendTemplate({attributes:{class:"ck-splitbutton__action"}});t.delegate("execute").to(this);return t}_createArrowView(){const t=new sw;const e=t.bindTemplate;t.icon=rw;t.extendTemplate({attributes:{class:"ck-splitbutton__arrow","aria-haspopup":true,"aria-expanded":e.to("isOn",t=>String(t))}});t.bind("isEnabled").to(this);t.delegate("execute").to(this,"open");return t}}var by='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.87 12.61a.75.75 0 0 1-.089.976l-.085.07-3.154 2.254 3.412 2.414a.75.75 0 0 1 .237.95l-.057.095a.75.75 0 0 1-.95.237l-.096-.058-4.272-3.022-.003-1.223 4.01-2.867a.75.75 0 0 1 1.047.174zm2.795-.231l.095.057 4.011 2.867-.003 1.223-4.272 3.022-.095.058a.75.75 0 0 1-.88-.151l-.07-.086-.058-.095a.75.75 0 0 1 .15-.88l.087-.07 3.412-2.414-3.154-2.253-.085-.071a.75.75 0 0 1 .862-1.207zM16 0a2 2 0 0 1 2 2v9.354l-.663-.492-.837-.001V2a.5.5 0 0 0-.5-.5H2a.5.5 0 0 0-.5.5v15a.5.5 0 0 0 .5.5h3.118L7.156 19H2a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h14zM5.009 15l.003 1H3v-1h2.009zm2.188-2l-1.471 1H5v-1h2.197zM10 11v.095L8.668 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my({_codeBlockLanguage:e.language,label:e.label,withText:true})};t.model.bind("isOn").to(n,"value",e=>e===t.model._codeBlockLanguage);i.add(t)}return i}}class _y extends Bw{static get requires(){return[dy,ky]}static get pluginName(){return"CodeBlock"}}class vy{constructor(t){this.files=yy(t);this._native=t}get types(){return this._native.types}getData(t){return this._native.getData(t)}setData(t,e){this._native.setData(t,e)}}function yy(t){const e=t.files?Array.from(t.files):[];const n=t.items?Array.from(t.items):[];if(e.length){return e}return n.filter(t=>t.kind==="file").map(t=>t.getAsFile())}class xy extends Ku{constructor(t){super(t);const e=this.document;this.domEventType=["paste","copy","cut","drop","dragover"];this.listenTo(e,"paste",n,{priority:"low"});this.listenTo(e,"drop",n,{priority:"low"});function n(t,n){n.preventDefault();const i=n.dropRange?[n.dropRange]:Array.from(e.selection.getRanges());const o=new tr(e,"clipboardInput");e.fire(o,{dataTransfer:n.dataTransfer,targetRanges:i});if(o.stop.called){n.stopPropagation()}}}onDomEvent(t){const e={dataTransfer:new vy(t.clipboardData?t.clipboardData:t.dataTransfer)};if(t.type=="drop"){e.dropRange=Ay(this.view,t)}this.fire(t.type,t,e)}}function Ay(t,e){const n=e.target.ownerDocument;const i=e.clientX;const o=e.clientY;let s;if(n.caretRangeFromPoint&&n.caretRangeFromPoint(i,o)){s=n.caretRangeFromPoint(i,o)}else if(e.rangeParent){s=n.createRange();s.setStart(e.rangeParent,e.rangeOffset);s.collapse(true)}if(s){return t.domConverter.domRangeToView(s)}else{return t.document.selection.getFirstRange()}}function Cy(t){t=t.replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/\n/g,"</p><p>").replace(/^\s/,"&nbsp;").replace(/\s$/,"&nbsp;").replace(/\s\s/g," &nbsp;");if(t.indexOf("</p><p>")>-1){t=`<p>${t}</p>`}return t}function Ty(t){return t.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,(t,e)=>{if(e.length==1){return" "}return e})}const Sy=["figcaption","li"];function Py(t){let e="";if(t.is("text")||t.is("textProxy")){e=t.data}else if(t.is("img")&&t.hasAttribute("alt")){e=t.getAttribute("alt")}else{let n=null;for(const i of t.getChildren()){const t=Py(i);if(n&&(n.is("containerElement")||i.is("containerElement"))){if(Sy.includes(n.name)||Sy.includes(i.name)){e+="\n"}else{e+="\n\n"}}e+=t;n=i}}return e}class Ey extends Bw{static get pluginName(){return"Clipboard"}init(){const t=this.editor;const e=t.model.document;const n=t.editing.view;const i=n.document;this._htmlDataProcessor=new Ap(i);n.addObserver(xy);this.listenTo(i,"clipboardInput",e=>{if(t.isReadOnly){e.stop()}},{priority:"highest"});this.listenTo(i,"clipboardInput",(t,e)=>{const i=e.dataTransfer;let o="";if(i.getData("text/html")){o=Ty(i.getData("text/html"))}else if(i.getData("text/plain")){o=Cy(i.getData("text/plain"))}o=this._htmlDataProcessor.toView(o);const s=new tr(this,"inputTransformation");this.fire(s,{content:o,dataTransfer:i});if(s.stop.called){t.stop()}n.scrollToTheSelection()},{priority:"low"});this.listenTo(this,"inputTransformation",(t,e)=>{if(!e.content.isEmpty){const n=this.editor.data;const i=this.editor.model;const o=n.toModel(e.content,"$clipboardHolder");if(o.childCount==0){return}i.insertContent(o);t.stop()}},{priority:"low"});function o(n,o){const s=o.dataTransfer;o.preventDefault();const r=t.data.toView(t.model.getSelectedContent(e.selection));i.fire("clipboardOutput",{dataTransfer:s,content:r,method:n.name})}this.listenTo(i,"copy",o,{priority:"low"});this.listenTo(i,"cut",(e,n)=>{if(t.isReadOnly){n.preventDefault()}else{o(e,n)}},{priority:"low"});this.listenTo(i,"clipboardOutput",(n,i)=>{if(!i.content.isEmpty){i.dataTransfer.setData("text/html",this._htmlDataProcessor.toData(i.content));i.dataTransfer.setData("text/plain",Py(i.content))}if(i.method=="cut"){t.model.deleteContent(e.selection)}},{priority:"low"})}}class My extends Hw{execute(){const t=this.editor.model;const e=t.document;t.change(n=>{Iy(this.editor.model,n,e.selection,t.schema);this.fire("afterExecute",{writer:n})})}}function Iy(t,e,n,i){const o=n.isCollapsed;const s=n.getFirstRange();const r=s.start.parent;const a=s.end.parent;if(i.isLimit(r)||i.isLimit(a)){if(!o&&r==a){t.deleteContent(n)}return}if(o){const t=zv(e.model.schema,n.getAttributes());Ny(e,s.start);e.setSelectionAttribute(t)}else{const i=!(s.start.isAtStart&&s.end.isAtEnd);const o=r==a;t.deleteContent(n,{leaveUnmerged:i});if(i){if(o){Ny(e,n.focus)}else{e.setSelection(a,0)}}}}function Ny(t,e){t.split(e);t.setSelection(e.parent.nextSibling,0)}class Oy extends Bw{static get pluginName(){return"Enter"}init(){const t=this.editor;const e=t.editing.view;const n=e.document;e.addObserver($v);t.commands.add("enter",new My(t));this.listenTo(n,"enter",(n,i)=>{i.preventDefault();if(i.isSoft){return}t.execute("enter");e.scrollToTheSelection()},{priority:"low"})}}class Ry extends Hw{execute(){const t=this.editor.model;const e=t.schema.getLimitElement(t.document.selection);t.change(t=>{t.setSelection(e,"in")})}}const Dy=Ll("Ctrl+A");class Ly extends Bw{static get pluginName(){return"SelectAllEditing"}init(){const t=this.editor;const e=t.editing.view;const n=e.document;t.commands.add("selectAll",new Ry(t));this.listenTo(n,"keydown",(e,n)=>{if(Dl(n)===Dy){t.execute("selectAll");n.preventDefault()}})}}var Vy='<svg width="20" height="20" xmlns="http://www.w3.org/2000/svg"><path d="M.75 15.5a.75.75 0 0 1 .75.75V18l.008.09A.5.5 0 0 0 2 18.5h1.75a.75.75 0 1 1 0 1.5H1.5l-.144-.007a1.5 1.5 0 0 1-1.35-1.349L0 18.5v-2.25a.75.75 0 0 1 .75-.75zm18.5 0a.75.75 0 0 1 .75.75v2.25l-.007.144a1.5 1.5 0 0 1-1.349 1.35L18.5 20h-2.25a.75.75 0 1 1 0-1.5H18a.5.5 0 0 0 .492-.41L18.5 18v-1.75a.75.75 0 0 1 .75-.75zm-10.45 3c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm.45-5.5a.75.75 0 1 1 0 1.5h-8.5a.75.75 0 1 1 0-1.5h8.5zM1.3 11c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5H4.75a.75.75 0 1 1 0-1.5h10.5zM1.3 7c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5h-2.5a.75.75 0 1 1 0-1.5h2.5zm-5 0a.75.75 0 1 1 0 1.5h-5.5a.75.75 0 0 1 0-1.5h5.5zm-6.5-5a.75.75 0 0 1 0 1.5H2a.5.5 0 0 0-.492.41L1.5 2v1.75a.75.75 0 0 1-1.5 0V1.5l.007-.144A1.5 1.5 0 0 1 1.356.006L1.5 0h2.25zM18.5 0l.144.007a1.5 1.5 0 0 1 1.35 1.349L20 1.5v2.25a.75.75 0 1 1-1.5 0V2l-.008-.09A.5.5 0 0 0 18 1.5h-1.75a.75.75 0 1 1 0-1.5h2.25zM8.8 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 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zy{constructor(t,e=20){this.model=t;this.size=0;this.limit=e;this.isLocked=false;this._changeCallback=(t,e)=>{if(e.type!="transparent"&&e!==this._batch){this._reset(true)}};this._selectionChangeCallback=()=>{this._reset()};this.model.document.on("change",this._changeCallback);this.model.document.selection.on("change:range",this._selectionChangeCallback);this.model.document.selection.on("change:attribute",this._selectionChangeCallback)}get batch(){if(!this._batch){this._batch=this.model.createBatch()}return this._batch}input(t){this.size+=t;if(this.size>=this.limit){this._reset(true)}}lock(){this.isLocked=true}unlock(){this.isLocked=false}destroy(){this.model.document.off("change",this._changeCallback);this.model.document.selection.off("change:range",this._selectionChangeCallback);this.model.document.selection.off("change:attribute",this._selectionChangeCallback)}_reset(t){if(!this.isLocked||t){this._batch=null;this.size=0}}}class Fy extends Hw{constructor(t,e){super(t);this._buffer=new zy(t.model,e);this._batches=new WeakSet}get buffer(){return this._buffer}destroy(){super.destroy();this._buffer.destroy()}execute(t={}){const e=this.editor.model;const n=e.document;const i=t.text||"";const o=i.length;const s=t.range?e.createSelection(t.range):n.selection;const r=t.resultRange;e.enqueueChange(this._buffer.batch,t=>{this._buffer.lock();e.deleteContent(s);if(i){e.insertContent(t.createText(i,n.selection.getAttributes()),s)}if(r){t.setSelection(r)}else if(!s.is("documentSelection")){t.setSelection(s)}this._buffer.unlock();this._buffer.input(o);this._batches.add(this._buffer.batch)})}}function Uy(t){let e=null;const n=t.model;const i=t.editing.view;const o=t.commands.get("input");if(Tl.isAndroid){i.document.on("beforeinput",(t,e)=>s(e),{priority:"lowest"})}else{i.document.on("keydown",(t,e)=>s(e),{priority:"lowest"})}i.document.on("compositionstart",r,{priority:"lowest"});i.document.on("compositionend",()=>{e=n.createSelection(n.document.selection)},{priority:"lowest"});function s(t){const s=n.document;const r=i.document.isComposing;const c=e&&e.isEqual(s.selection);e=null;if(!o.isEnabled){return}if(qy(t)||s.selection.isCollapsed){return}if(r&&t.keyCode===229){return}if(!r&&t.keyCode===229&&c){return}a()}function r(){const t=n.document;const e=t.selection.rangeCount===1?t.selection.getFirstRange().isFlat:true;if(t.selection.isCollapsed||e){return}a()}function a(){const t=o.buffer;t.lock();n.enqueueChange(t.batch,()=>{n.deleteContent(n.document.selection)});t.unlock()}}const Hy=[Dl("arrowUp"),Dl("arrowRight"),Dl("arrowDown"),Dl("arrowLeft"),9,16,17,18,19,20,27,33,34,35,36,45,91,93,144,145,173,174,175,176,177,178,179,255];for(let t=112;t<=135;t++){Hy.push(t)}function qy(t){if(t.ctrlKey){return true}return Hy.includes(t.keyCode)}function Wy(t,e){const n=[];let i=0;let o;t.forEach(t=>{if(t=="equal"){s();i++}else if(t=="insert"){if(r("insert")){o.values.push(e[i])}else{s();o={type:"insert",index:i,values:[e[i]]}}i++}else{if(r("delete")){o.howMany++}else{s();o={type:"delete",index:i,howMany:1}}}});s();return n;function s(){if(o){n.push(o);o=null}}function r(t){return o&&o.type==t}}function $y(t){if(t.length==0){return false}for(const e of t){if(e.type==="children"&&!Gy(e)){return true}}return false}function Gy(t){if(t.newChildren.length-t.oldChildren.length!=1){return}const e=_d(t.oldChildren,t.newChildren,Yy);const n=Wy(e,t.newChildren);if(n.length>1){return}const i=n[0];if(!(!!i.values[0]&&i.values[0].is("text"))){return}return i}function Yy(t,e){if(!!t&&t.is("text")&&!!e&&e.is("text")){return t.data===e.data}else{return t===e}}function Ky(t){t.editing.view.document.on("mutations",(e,n,i)=>{new Qy(t).handle(n,i)})}class Qy{constructor(t){this.editor=t;this.editing=this.editor.editing}handle(t,e){if($y(t)){this._handleContainerChildrenMutations(t,e)}else{for(const n of t){this._handleTextMutation(n,e);this._handleTextNodeInsertion(n)}}}_handleContainerChildrenMutations(t,e){const n=Jy(t);if(!n){return}const i=this.editor.editing.view.domConverter;const o=i.mapViewToDom(n);const s=new Vd(this.editor.editing.view.document);const r=this.editor.data.toModel(s.domToView(o)).getChild(0);const a=this.editor.editing.mapper.toModelElement(n);if(!a){return}const c=Array.from(r.getChildren());const l=Array.from(a.getChildren());const d=c[c.length-1];const u=l[l.length-1];if(d&&d.is("softBreak")&&u&&!u.is("softBreak")){c.pop()}const h=this.editor.model.schema;if(!Zy(c,h)||!Zy(l,h)){return}const f=c.map(t=>t.is("text")?t.data:"@").join("").replace(/\u00A0/g," ");const m=l.map(t=>t.is("text")?t.data:"@").join("").replace(/\u00A0/g," ");if(m===f){return}const g=_d(m,f);const{firstChangeAt:p,insertions:b,deletions:w}=Xy(g);let k=null;if(e){k=this.editing.mapper.toModelRange(e.getFirstRange())}const _=f.substr(p,b);const v=this.editor.model.createRange(this.editor.model.createPositionAt(a,p),this.editor.model.createPositionAt(a,p+w));this.editor.execute("input",{text:_,range:v,resultRange:k})}_handleTextMutation(t,e){if(t.type!="text"){return}const n=t.newText.replace(/\u00A0/g," ");const i=t.oldText.replace(/\u00A0/g," ");if(i===n){return}const o=_d(i,n);const{firstChangeAt:s,insertions:r,deletions:a}=Xy(o);let c=null;if(e){c=this.editing.mapper.toModelRange(e.getFirstRange())}const l=this.editing.view.createPositionAt(t.node,s);const d=this.editing.mapper.toModelPosition(l);const u=this.editor.model.createRange(d,d.getShiftedBy(a));const h=n.substr(s,r);this.editor.execute("input",{text:h,range:u,resultRange:c})}_handleTextNodeInsertion(t){if(t.type!="children"){return}const e=Gy(t);const n=this.editing.view.createPositionAt(t.node,e.index);const i=this.editing.mapper.toModelPosition(n);const o=e.values[0].data;this.editor.execute("input",{text:o.replace(/\u00A0/g," "),range:this.editor.model.createRange(i)})}}function Jy(t){const e=t.map(t=>t.node).reduce((t,e)=>t.getCommonAncestor(e,{includeSelf:true}));if(!e){return}return e.getAncestors({includeSelf:true,parentFirst:true}).find(t=>t.is("containerElement")||t.is("rootElement"))}function Zy(t,e){return t.every(t=>e.isInline(t))}function Xy(t){let e=null;let n=null;for(let i=0;i<t.length;i++){const o=t[i];if(o!="equal"){e=e===null?i:e;n=i}}let i=0;let o=0;for(let s=e;s<=n;s++){if(t[s]!="insert"){i++}if(t[s]!="delete"){o++}}return{insertions:o,deletions:i,firstChangeAt:e}}class tx extends Bw{static get pluginName(){return"Input"}init(){const t=this.editor;const e=new Fy(t,t.config.get("typing.undoStep")||20);t.commands.add("input",e);Uy(t);Ky(t)}isInput(t){const e=this.editor.commands.get("input");return e._batches.has(t)}}class ex extends Hw{constructor(t,e){super(t);this.direction=e;this._buffer=new zy(t.model,t.config.get("typing.undoStep"))}get buffer(){return this._buffer}execute(t={}){const e=this.editor.model;const n=e.document;e.enqueueChange(this._buffer.batch,i=>{this._buffer.lock();const o=i.createSelection(t.selection||n.selection);const s=o.isCollapsed;if(o.isCollapsed){e.modifySelection(o,{direction:this.direction,unit:t.unit})}if(this._shouldEntireContentBeReplacedWithParagraph(t.sequence||1)){this._replaceEntireContentWithParagraph(i);return}if(o.isCollapsed){return}let r=0;o.getFirstRange().getMinimalFlatRanges().forEach(t=>{r+=ml(t.getWalker({singleCharacters:true,ignoreElementEnd:true,shallow:true}))});e.deleteContent(o,{doNotResetEntireContent:s,direction:this.direction});this._buffer.input(r);i.setSelection(o);this._buffer.unlock()})}_shouldEntireContentBeReplacedWithParagraph(t){if(t>1){return false}const e=this.editor.model;const n=e.document;const i=n.selection;const o=e.schema.getLimitElement(i);const s=i.isCollapsed&&i.containsEntireContent(o);if(!s){return false}if(!e.schema.checkChild(o,"paragraph")){return false}const r=o.getChild(0);if(r&&r.name==="paragraph"){return false}return true}_replaceEntireContentWithParagraph(t){const e=this.editor.model;const n=e.document;const i=n.selection;const o=e.schema.getLimitElement(i);const s=t.createElement("paragraph");t.remove(t.createRangeIn(o));t.insert(s,o);t.setSelection(s,0)}}class nx extends Gd{constructor(t){super(t);const e=t.document;let n=0;e.on("keyup",(t,e)=>{if(e.keyCode==Rl.delete||e.keyCode==Rl.backspace){n=0}});e.on("keydown",(t,e)=>{const o={};if(e.keyCode==Rl.delete){o.direction="forward";o.unit="character"}else if(e.keyCode==Rl.backspace){o.direction="backward";o.unit="codePoint"}else{return}const s=Tl.isMac?e.altKey:e.ctrlKey;o.unit=s?"word":o.unit;o.sequence=++n;i(t,e.domEvent,o)});if(Tl.isAndroid){e.on("beforeinput",(e,n)=>{if(n.domEvent.inputType!="deleteContentBackward"){return}const o={unit:"codepoint",direction:"backward",sequence:1};const s=n.domTarget.ownerDocument.defaultView.getSelection();if(s.anchorNode==s.focusNode&&s.anchorOffset+1!=s.focusOffset){o.selectionToRemove=t.domConverter.domSelectionToView(s)}i(e,n.domEvent,o)})}function i(t,n,i){let o;e.once("delete",t=>o=t,{priority:Number.POSITIVE_INFINITY});e.fire("delete",new Yu(e,n,i));if(o&&o.stop.called){t.stop()}}}observe(){}}class ix extends Bw{static get pluginName(){return"Delete"}init(){const t=this.editor;const e=t.editing.view;const n=e.document;e.addObserver(nx);t.commands.add("forwardDelete",new ex(t,"forward"));t.commands.add("delete",new ex(t,"backward"));this.listenTo(n,"delete",(n,i)=>{const o={unit:i.unit,sequence:i.sequence};if(i.selectionToRemove){const e=t.model.createSelection();const n=[];for(const e of i.selectionToRemove.getRanges()){n.push(t.editing.mapper.toModelRange(e))}e.setTo(n);o.selection=e}t.execute(i.direction=="forward"?"forwardDelete":"delete",o);i.preventDefault();e.scrollToTheSelection()});if(Tl.isAndroid){let t=null;this.listenTo(n,"delete",(e,n)=>{const i=n.domTarget.ownerDocument.defaultView.getSelection();t={anchorNode:i.anchorNode,anchorOffset:i.anchorOffset,focusNode:i.focusNode,focusOffset:i.focusOffset}},{priority:"lowest"});this.listenTo(n,"keyup",(e,n)=>{if(t){const e=n.domTarget.ownerDocument.defaultView.getSelection();e.collapse(t.anchorNode,t.anchorOffset);e.extend(t.focusNode,t.focusOffset);t=null}})}}}class ox extends Bw{static get requires(){return[tx,ix]}static get pluginName(){return"Typing"}}const sx=new Map;function rx(t,e,n){let i=sx.get(t);if(!i){i=new Map;sx.set(t,i)}i.set(e,n)}function ax(t,e){const n=sx.get(t);if(n&&n.has(e)){return n.get(e)}return cx}function cx(t){return[t]}function lx(t,e,n={}){const i=ax(t.constructor,e.constructor);try{t=t.clone();return i(t,e,n)}catch(t){throw t}}function dx(t,e,n){t=t.slice();e=e.slice();const i=new ux(n.document,n.useRelations,n.forceWeakRemove);i.setOriginalOperations(t);i.setOriginalOperations(e);const o=i.originalOperations;if(t.length==0||e.length==0){return{operationsA:t,operationsB:e,originalOperations:o}}const s=new WeakMap;for(const e of t){s.set(e,0)}const r={nextBaseVersionA:t[t.length-1].baseVersion+1,nextBaseVersionB:e[e.length-1].baseVersion+1,originalOperationsACount:t.length,originalOperationsBCount:e.length};let a=0;while(a<t.length){const n=t[a];const o=s.get(n);if(o==e.length){a++;continue}const r=e[o];const c=lx(n,r,i.getContext(n,r,true));const l=lx(r,n,i.getContext(r,n,false));i.updateRelation(n,r);i.setOriginalOperations(c,n);i.setOriginalOperations(l,r);for(const t of c){s.set(t,o+l.length)}t.splice(a,1,...c);e.splice(o,1,...l)}if(n.padWithNoOps){const n=t.length-r.originalOperationsACount;const i=e.length-r.originalOperationsBCount;fx(t,i-n);fx(e,n-i)}hx(t,r.nextBaseVersionB);hx(e,r.nextBaseVersionA);return{operationsA:t,operationsB:e,originalOperations:o}}class ux{constructor(t,e,n=false){this.originalOperations=new Map;this._history=t.history;this._useRelations=e;this._forceWeakRemove=!!n;this._relations=new Map}setOriginalOperations(t,e=null){const n=e?this.originalOperations.get(e):null;for(const e of t){this.originalOperations.set(e,n||e)}}updateRelation(t,e){switch(t.constructor){case ig:{switch(e.constructor){case cg:{if(t.targetPosition.isEqual(e.sourcePosition)||e.movedRange.containsPosition(t.targetPosition)){this._setRelation(t,e,"insertAtSource")}else if(t.targetPosition.isEqual(e.deletionPosition)){this._setRelation(t,e,"insertBetween")}else if(t.targetPosition.isAfter(e.sourcePosition)){this._setRelation(t,e,"moveTargetAfter")}break}case ig:{if(t.targetPosition.isEqual(e.sourcePosition)||t.targetPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"insertBefore")}else{this._setRelation(t,e,"insertAfter")}break}}break}case lg:{switch(e.constructor){case cg:{if(t.splitPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"splitBefore")}break}case ig:{if(t.splitPosition.isEqual(e.sourcePosition)||t.splitPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"splitBefore")}break}}break}case cg:{switch(e.constructor){case cg:{if(!t.targetPosition.isEqual(e.sourcePosition)){this._setRelation(t,e,"mergeTargetNotMoved")}if(t.sourcePosition.isEqual(e.targetPosition)){this._setRelation(t,e,"mergeSourceNotMoved")}if(t.sourcePosition.isEqual(e.sourcePosition)){this._setRelation(t,e,"mergeSameElement")}break}case lg:{if(t.sourcePosition.isEqual(e.splitPosition)){this._setRelation(t,e,"splitAtSource")}}}break}case sg:{const n=t.newRange;if(!n){return}switch(e.constructor){case ig:{const i=Kh._createFromPositionAndShift(e.sourcePosition,e.howMany);const o=i.containsPosition(n.start)||i.start.isEqual(n.start);const s=i.containsPosition(n.end)||i.end.isEqual(n.end);if((o||s)&&!i.containsRange(n)){this._setRelation(t,e,{side:o?"left":"right",path:o?n.start.path.slice():n.end.path.slice()})}break}case cg:{const i=n.start.isEqual(e.targetPosition);const o=n.start.isEqual(e.deletionPosition);const s=n.end.isEqual(e.deletionPosition);const r=n.end.isEqual(e.sourcePosition);if(i||o||s||r){this._setRelation(t,e,{wasInLeftElement:i,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:s,wasInRightElement:r})}break}}break}}}getContext(t,e,n){return{aIsStrong:n,aWasUndone:this._wasUndone(t),bWasUndone:this._wasUndone(e),abRelation:this._useRelations?this._getRelation(t,e):null,baRelation:this._useRelations?this._getRelation(e,t):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(t){const e=this.originalOperations.get(t);return e.wasUndone||this._history.isUndoneOperation(e)}_getRelation(t,e){const n=this.originalOperations.get(e);const i=this._history.getUndoneOperation(n);if(!i){return null}const o=this.originalOperations.get(t);const s=this._relations.get(o);if(s){return s.get(i)||null}return null}_setRelation(t,e,n){const i=this.originalOperations.get(t);const o=this.originalOperations.get(e);let s=this._relations.get(i);if(!s){s=new Map;this._relations.set(i,s)}s.set(o,n)}}function hx(t,e){for(const n of t){n.baseVersion=e++}}function fx(t,e){for(let n=0;n<e;n++){t.push(new Ng(0))}}rx(eg,eg,(t,e,n)=>{if(t.key===e.key&&t.range.start.hasSameParentAs(e.range.start)){const i=t.range.getDifference(e.range).map(e=>new eg(e,t.key,t.oldValue,t.newValue,0));const o=t.range.getIntersection(e.range);if(o){if(n.aIsStrong){i.push(new eg(o,e.key,e.newValue,t.newValue,0))}}if(i.length==0){return[new Ng(0)]}return i}else{return[t]}});rx(eg,og,(t,e)=>{if(t.range.start.hasSameParentAs(e.position)&&t.range.containsPosition(e.position)){const n=t.range._getTransformedByInsertion(e.position,e.howMany,!e.shouldReceiveAttributes);const i=n.map(e=>new eg(e,t.key,t.oldValue,t.newValue,t.baseVersion));if(e.shouldReceiveAttributes){const n=mx(e,t.key,t.oldValue);if(n){i.unshift(n)}}return i}t.range=t.range._getTransformedByInsertion(e.position,e.howMany,false)[0];return[t]});function mx(t,e,n){const i=t.nodes;const o=i.getNode(0).getAttribute(e);if(o==n){return null}const s=new Kh(t.position,t.position.getShiftedBy(t.howMany));return new eg(s,e,o,n,0)}rx(eg,cg,(t,e)=>{const n=[];if(t.range.start.hasSameParentAs(e.deletionPosition)){if(t.range.containsPosition(e.deletionPosition)||t.range.start.isEqual(e.deletionPosition)){n.push(Kh._createFromPositionAndShift(e.graveyardPosition,1))}}const i=t.range._getTransformedByMergeOperation(e);if(!i.isCollapsed){n.push(i)}return n.map(e=>new eg(e,t.key,t.oldValue,t.newValue,t.baseVersion))});rx(eg,ig,(t,e)=>{const n=gx(t.range,e);return n.map(e=>new eg(e,t.key,t.oldValue,t.newValue,t.baseVersion))});function gx(t,e){const n=Kh._createFromPositionAndShift(e.sourcePosition,e.howMany);let i=null;let o=[];if(n.containsRange(t,true)){i=t}else if(t.start.hasSameParentAs(n.start)){o=t.getDifference(n);i=t.getIntersection(n)}else{o=[t]}const s=[];for(let t of o){t=t._getTransformedByDeletion(e.sourcePosition,e.howMany);const n=e.getMovedRangeStart();const i=t.start.hasSameParentAs(n);t=t._getTransformedByInsertion(n,e.howMany,i);s.push(...t)}if(i){s.push(i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany,false)[0])}return s}rx(eg,lg,(t,e)=>{if(t.range.end.isEqual(e.insertionPosition)){if(!e.graveyardPosition){t.range.end.offset++}return[t]}if(t.range.start.hasSameParentAs(e.splitPosition)&&t.range.containsPosition(e.splitPosition)){const n=t.clone();n.range=new Kh(e.moveTargetPosition.clone(),t.range.end._getCombined(e.splitPosition,e.moveTargetPosition));t.range.end=e.splitPosition.clone();t.range.end.stickiness="toPrevious";return[t,n]}t.range=t.range._getTransformedBySplitOperation(e);return[t]});rx(og,eg,(t,e)=>{const n=[t];if(t.shouldReceiveAttributes&&t.position.hasSameParentAs(e.range.start)&&e.range.containsPosition(t.position)){const i=mx(t,e.key,e.newValue);if(i){n.push(i)}}return n});rx(og,og,(t,e,n)=>{if(t.position.isEqual(e.position)&&n.aIsStrong){return[t]}t.position=t.position._getTransformedByInsertOperation(e);return[t]});rx(og,ig,(t,e)=>{t.position=t.position._getTransformedByMoveOperation(e);return[t]});rx(og,lg,(t,e)=>{t.position=t.position._getTransformedBySplitOperation(e);return[t]});rx(og,cg,(t,e)=>{t.position=t.position._getTransformedByMergeOperation(e);return[t]});rx(sg,og,(t,e)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedByInsertOperation(e)[0]}if(t.newRange){t.newRange=t.newRange._getTransformedByInsertOperation(e)[0]}return[t]});rx(sg,sg,(t,e,n)=>{if(t.name==e.name){if(n.aIsStrong){t.oldRange=e.newRange?e.newRange.clone():null}else{return[new Ng(0)]}}return[t]});rx(sg,cg,(t,e)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedByMergeOperation(e)}if(t.newRange){t.newRange=t.newRange._getTransformedByMergeOperation(e)}return[t]});rx(sg,ig,(t,e,n)=>{if(t.oldRange){t.oldRange=Kh._createFromRanges(t.oldRange._getTransformedByMoveOperation(e))}if(t.newRange){if(n.abRelation){const i=Kh._createFromRanges(t.newRange._getTransformedByMoveOperation(e));if(n.abRelation.side=="left"&&e.targetPosition.isEqual(t.newRange.start)){t.newRange.start.path=n.abRelation.path;t.newRange.end=i.end;return[t]}else if(n.abRelation.side=="right"&&e.targetPosition.isEqual(t.newRange.end)){t.newRange.start=i.start;t.newRange.end.path=n.abRelation.path;return[t]}}t.newRange=Kh._createFromRanges(t.newRange._getTransformedByMoveOperation(e))}return[t]});rx(sg,lg,(t,e,n)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedBySplitOperation(e)}if(t.newRange){if(n.abRelation){const i=t.newRange._getTransformedBySplitOperation(e);if(t.newRange.start.isEqual(e.splitPosition)&&n.abRelation.wasStartBeforeMergedElement){t.newRange.start=Wh._createAt(e.insertionPosition)}else if(t.newRange.start.isEqual(e.splitPosition)&&!n.abRelation.wasInLeftElement){t.newRange.start=Wh._createAt(e.moveTargetPosition)}if(t.newRange.end.isEqual(e.splitPosition)&&n.abRelation.wasInRightElement){t.newRange.end=Wh._createAt(e.moveTargetPosition)}else if(t.newRange.end.isEqual(e.splitPosition)&&n.abRelation.wasEndBeforeMergedElement){t.newRange.end=Wh._createAt(e.insertionPosition)}else{t.newRange.end=i.end}return[t]}t.newRange=t.newRange._getTransformedBySplitOperation(e)}return[t]});rx(cg,og,(t,e)=>{if(t.sourcePosition.hasSameParentAs(e.position)){t.howMany+=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByInsertOperation(e);t.targetPosition=t.targetPosition._getTransformedByInsertOperation(e);return[t]});rx(cg,cg,(t,e,n)=>{if(t.sourcePosition.isEqual(e.sourcePosition)&&t.targetPosition.isEqual(e.targetPosition)){if(!n.bWasUndone){return[new Ng(0)]}else{const n=e.graveyardPosition.path.slice();n.push(0);t.sourcePosition=new Wh(e.graveyardPosition.root,n);t.howMany=0;return[t]}}if(t.sourcePosition.isEqual(e.sourcePosition)&&!t.targetPosition.isEqual(e.targetPosition)&&!n.bWasUndone&&n.abRelation!="splitAtSource"){const i=t.targetPosition.root.rootName=="$graveyard";const o=e.targetPosition.root.rootName=="$graveyard";const s=i&&!o;const r=o&&!i;const a=r||!s&&n.aIsStrong;if(a){const n=e.targetPosition._getTransformedByMergeOperation(e);const i=t.targetPosition._getTransformedByMergeOperation(e);return[new ig(n,t.howMany,i,0)]}else{return[new Ng(0)]}}if(t.sourcePosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByMergeOperation(e);t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);if(!t.graveyardPosition.isEqual(e.graveyardPosition)||!n.aIsStrong){t.graveyardPosition=t.graveyardPosition._getTransformedByMergeOperation(e)}return[t]});rx(cg,ig,(t,e,n)=>{const i=Kh._createFromPositionAndShift(e.sourcePosition,e.howMany);if(e.type=="remove"&&!n.bWasUndone&&!n.forceWeakRemove){if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition)){return[new Ng(0)]}}if(t.sourcePosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}if(t.sourcePosition.hasSameParentAs(e.sourcePosition)){t.howMany-=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByMoveOperation(e);t.targetPosition=t.targetPosition._getTransformedByMoveOperation(e);if(!t.graveyardPosition.isEqual(e.targetPosition)){t.graveyardPosition=t.graveyardPosition._getTransformedByMoveOperation(e)}return[t]});rx(cg,lg,(t,e,n)=>{if(e.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedByDeletion(e.graveyardPosition,1);if(t.deletionPosition.isEqual(e.graveyardPosition)){t.howMany=e.howMany}}if(t.targetPosition.isEqual(e.splitPosition)){const i=e.howMany!=0;const o=e.graveyardPosition&&t.deletionPosition.isEqual(e.graveyardPosition);if(i||o||n.abRelation=="mergeTargetNotMoved"){t.sourcePosition=t.sourcePosition._getTransformedBySplitOperation(e);return[t]}}if(t.sourcePosition.isEqual(e.splitPosition)){if(n.abRelation=="mergeSourceNotMoved"){t.howMany=0;t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]}if(n.abRelation=="mergeSameElement"||t.sourcePosition.offset>0){t.sourcePosition=e.moveTargetPosition.clone();t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]}}if(t.sourcePosition.hasSameParentAs(e.splitPosition)){t.howMany=e.splitPosition.offset}t.sourcePosition=t.sourcePosition._getTransformedBySplitOperation(e);t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]});rx(ig,og,(t,e)=>{const n=Kh._createFromPositionAndShift(t.sourcePosition,t.howMany);const i=n._getTransformedByInsertOperation(e,false)[0];t.sourcePosition=i.start;t.howMany=i.end.offset-i.start.offset;if(!t.targetPosition.isEqual(e.position)){t.targetPosition=t.targetPosition._getTransformedByInsertOperation(e)}return[t]});rx(ig,ig,(t,e,n)=>{const i=Kh._createFromPositionAndShift(t.sourcePosition,t.howMany);const o=Kh._createFromPositionAndShift(e.sourcePosition,e.howMany);let s=n.aIsStrong;let r=!n.aIsStrong;if(n.abRelation=="insertBefore"||n.baRelation=="insertAfter"){r=true}else if(n.abRelation=="insertAfter"||n.baRelation=="insertBefore"){r=false}let a;if(t.targetPosition.isEqual(e.targetPosition)&&r){a=t.targetPosition._getTransformedByDeletion(e.sourcePosition,e.howMany)}else{a=t.targetPosition._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}if(px(t,e)&&px(e,t)){return[e.getReversed()]}const c=i.containsPosition(e.targetPosition);if(c&&i.containsRange(o,true)){i.start=i.start._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);i.end=i.end._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);return bx([i],a)}const l=o.containsPosition(t.targetPosition);if(l&&o.containsRange(i,true)){i.start=i.start._getCombined(e.sourcePosition,e.getMovedRangeStart());i.end=i.end._getCombined(e.sourcePosition,e.getMovedRangeStart());return bx([i],a)}const d=Dr(t.sourcePosition.getParentPath(),e.sourcePosition.getParentPath());if(d=="prefix"||d=="extension"){i.start=i.start._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);i.end=i.end._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);return bx([i],a)}if(t.type=="remove"&&e.type!="remove"&&!n.aWasUndone&&!n.forceWeakRemove){s=true}else if(t.type!="remove"&&e.type=="remove"&&!n.bWasUndone&&!n.forceWeakRemove){s=false}const u=[];const h=i.getDifference(o);for(const t of h){t.start=t.start._getTransformedByDeletion(e.sourcePosition,e.howMany);t.end=t.end._getTransformedByDeletion(e.sourcePosition,e.howMany);const n=Dr(t.start.getParentPath(),e.getMovedRangeStart().getParentPath())=="same";const i=t._getTransformedByInsertion(e.getMovedRangeStart(),e.howMany,n);u.push(...i)}const f=i.getIntersection(o);if(f!==null&&s){f.start=f.start._getCombined(e.sourcePosition,e.getMovedRangeStart());f.end=f.end._getCombined(e.sourcePosition,e.getMovedRangeStart());if(u.length===0){u.push(f)}else if(u.length==1){if(o.start.isBefore(i.start)||o.start.isEqual(i.start)){u.unshift(f)}else{u.push(f)}}else{u.splice(1,0,f)}}if(u.length===0){return[new Ng(t.baseVersion)]}return bx(u,a)});rx(ig,lg,(t,e,n)=>{let i=t.targetPosition.clone();if(!t.targetPosition.isEqual(e.insertionPosition)||!e.graveyardPosition||n.abRelation=="moveTargetAfter"){i=t.targetPosition._getTransformedBySplitOperation(e)}const o=Kh._createFromPositionAndShift(t.sourcePosition,t.howMany);if(o.end.isEqual(e.insertionPosition)){if(!e.graveyardPosition){t.howMany++}t.targetPosition=i;return[t]}if(o.start.hasSameParentAs(e.splitPosition)&&o.containsPosition(e.splitPosition)){let t=new Kh(e.splitPosition,o.end);t=t._getTransformedBySplitOperation(e);const n=[new Kh(o.start,e.splitPosition),t];return bx(n,i)}if(t.targetPosition.isEqual(e.splitPosition)&&n.abRelation=="insertAtSource"){i=e.moveTargetPosition}if(t.targetPosition.isEqual(e.insertionPosition)&&n.abRelation=="insertBetween"){i=t.targetPosition}const s=o._getTransformedBySplitOperation(e);const r=[s];if(e.graveyardPosition){const i=o.start.isEqual(e.graveyardPosition)||o.containsPosition(e.graveyardPosition);if(t.howMany>1&&i&&!n.aWasUndone){r.push(Kh._createFromPositionAndShift(e.insertionPosition,1))}}return bx(r,i)});rx(ig,cg,(t,e,n)=>{const i=Kh._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)){if(t.type=="remove"&&!n.forceWeakRemove){if(!n.aWasUndone){const n=[];let i=e.graveyardPosition.clone();let o=e.targetPosition._getTransformedByMergeOperation(e);if(t.howMany>1){n.push(new ig(t.sourcePosition,t.howMany-1,t.targetPosition,0));i=i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany-1);o=o._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany-1)}const s=e.deletionPosition._getCombined(t.sourcePosition,t.targetPosition);const r=new ig(i,1,s,0);const a=r.getMovedRangeStart().path.slice();a.push(0);const c=new Wh(r.targetPosition.root,a);o=o._getTransformedByMove(i,s,1);const l=new ig(o,e.howMany,c,0);n.push(r);n.push(l);return n}}else{if(t.howMany==1){if(!n.bWasUndone){return[new Ng(0)]}else{t.sourcePosition=e.graveyardPosition.clone();t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);return[t]}}}}const o=Kh._createFromPositionAndShift(t.sourcePosition,t.howMany);const s=o._getTransformedByMergeOperation(e);t.sourcePosition=s.start;t.howMany=s.end.offset-s.start.offset;t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);return[t]});rx(rg,og,(t,e)=>{t.position=t.position._getTransformedByInsertOperation(e);return[t]});rx(rg,cg,(t,e)=>{if(t.position.isEqual(e.deletionPosition)){t.position=e.graveyardPosition.clone();t.position.stickiness="toNext";return[t]}t.position=t.position._getTransformedByMergeOperation(e);return[t]});rx(rg,ig,(t,e)=>{t.position=t.position._getTransformedByMoveOperation(e);return[t]});rx(rg,rg,(t,e,n)=>{if(t.position.isEqual(e.position)){if(n.aIsStrong){t.oldName=e.newName}else{return[new Ng(0)]}}return[t]});rx(rg,lg,(t,e)=>{const n=t.position.path;const i=e.splitPosition.getParentPath();if(Dr(n,i)=="same"&&!e.graveyardPosition){const e=new rg(t.position.getShiftedBy(1),t.oldName,t.newName,0);return[t,e]}t.position=t.position._getTransformedBySplitOperation(e);return[t]});rx(ag,ag,(t,e,n)=>{if(t.root===e.root&&t.key===e.key){if(!n.aIsStrong||t.newValue===e.newValue){return[new Ng(0)]}else{t.oldValue=e.newValue}}return[t]});rx(lg,og,(t,e)=>{if(t.splitPosition.hasSameParentAs(e.position)&&t.splitPosition.offset<e.position.offset){t.howMany+=e.howMany}t.splitPosition=t.splitPosition._getTransformedByInsertOperation(e);t.insertionPosition=lg.getInsertionPosition(t.splitPosition);return[t]});rx(lg,cg,(t,e,n)=>{if(!t.graveyardPosition&&!n.bWasUndone&&t.splitPosition.hasSameParentAs(e.sourcePosition)){const n=e.graveyardPosition.path.slice();n.push(0);const i=new Wh(e.graveyardPosition.root,n);const o=lg.getInsertionPosition(new Wh(e.graveyardPosition.root,n));const s=new lg(i,0,null,0);s.insertionPosition=o;t.splitPosition=t.splitPosition._getTransformedByMergeOperation(e);t.insertionPosition=lg.getInsertionPosition(t.splitPosition);t.graveyardPosition=s.insertionPosition.clone();t.graveyardPosition.stickiness="toNext";return[s,t]}if(t.splitPosition.hasSameParentAs(e.deletionPosition)&&!t.splitPosition.isAfter(e.deletionPosition)){t.howMany--}if(t.splitPosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}t.splitPosition=t.splitPosition._getTransformedByMergeOperation(e);t.insertionPosition=lg.getInsertionPosition(t.splitPosition);if(t.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedByMergeOperation(e)}return[t]});rx(lg,ig,(t,e,n)=>{const i=Kh._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.graveyardPosition){const o=i.start.isEqual(t.graveyardPosition)||i.containsPosition(t.graveyardPosition);if(!n.bWasUndone&&o){const n=t.splitPosition._getTransformedByMoveOperation(e);const i=t.graveyardPosition._getTransformedByMoveOperation(e);const o=i.path.slice();o.push(0);const s=new Wh(i.root,o);const r=new ig(n,t.howMany,s,0);return[r]}t.graveyardPosition=t.graveyardPosition._getTransformedByMoveOperation(e)}if(t.splitPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.splitPosition)){const n=e.howMany-(t.splitPosition.offset-e.sourcePosition.offset);t.howMany-=n;if(t.splitPosition.hasSameParentAs(e.targetPosition)&&t.splitPosition.offset<e.targetPosition.offset){t.howMany+=e.howMany}t.splitPosition=e.sourcePosition.clone();t.insertionPosition=lg.getInsertionPosition(t.splitPosition);return[t]}const o=t.splitPosition.isEqual(e.targetPosition);if(o&&(n.baRelation=="insertAtSource"||n.abRelation=="splitBefore")){t.howMany+=e.howMany;t.splitPosition=t.splitPosition._getTransformedByDeletion(e.sourcePosition,e.howMany);t.insertionPosition=lg.getInsertionPosition(t.splitPosition);return[t]}if(!e.sourcePosition.isEqual(e.targetPosition)){if(t.splitPosition.hasSameParentAs(e.sourcePosition)&&t.splitPosition.offset<=e.sourcePosition.offset){t.howMany-=e.howMany}if(t.splitPosition.hasSameParentAs(e.targetPosition)&&t.splitPosition.offset<e.targetPosition.offset){t.howMany+=e.howMany}}t.splitPosition.stickiness="toNone";t.splitPosition=t.splitPosition._getTransformedByMoveOperation(e);t.splitPosition.stickiness="toNext";if(t.graveyardPosition){t.insertionPosition=t.insertionPosition._getTransformedByMoveOperation(e)}else{t.insertionPosition=lg.getInsertionPosition(t.splitPosition)}return[t]});rx(lg,lg,(t,e,n)=>{if(t.splitPosition.isEqual(e.splitPosition)){if(!t.graveyardPosition&&!e.graveyardPosition){return[new Ng(0)]}if(t.graveyardPosition&&e.graveyardPosition&&t.graveyardPosition.isEqual(e.graveyardPosition)){return[new Ng(0)]}if(n.abRelation=="splitBefore"){t.howMany=0;t.graveyardPosition=t.graveyardPosition._getTransformedBySplitOperation(e);return[t]}}if(t.graveyardPosition&&e.graveyardPosition&&t.graveyardPosition.isEqual(e.graveyardPosition)){const i=t.splitPosition.root.rootName=="$graveyard";const o=e.splitPosition.root.rootName=="$graveyard";const s=i&&!o;const r=o&&!i;const a=r||!s&&n.aIsStrong;if(a){const n=[];if(e.howMany){n.push(new ig(e.moveTargetPosition,e.howMany,e.splitPosition,0))}if(t.howMany){n.push(new ig(t.splitPosition,t.howMany,t.moveTargetPosition,0))}return n}else{return[new Ng(0)]}}if(t.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedBySplitOperation(e)}if(t.splitPosition.isEqual(e.insertionPosition)&&n.abRelation=="splitBefore"){t.howMany++;return[t]}if(e.splitPosition.isEqual(t.insertionPosition)&&n.baRelation=="splitBefore"){const n=e.insertionPosition.path.slice();n.push(0);const i=new Wh(e.insertionPosition.root,n);const o=new ig(t.insertionPosition,1,i,0);return[t,o]}if(t.splitPosition.hasSameParentAs(e.splitPosition)&&t.splitPosition.offset<e.splitPosition.offset){t.howMany-=e.howMany}t.splitPosition=t.splitPosition._getTransformedBySplitOperation(e);t.insertionPosition=lg.getInsertionPosition(t.splitPosition);return[t]});function px(t,e){return t.targetPosition._getTransformedByDeletion(e.sourcePosition,e.howMany)===null}function bx(t,e){const n=[];for(let i=0;i<t.length;i++){const o=t[i];const s=new ig(o.start,o.end.offset-o.start.offset,e,0);n.push(s);for(let e=i+1;e<t.length;e++){t[e]=t[e]._getTransformedByMove(s.sourcePosition,s.targetPosition,s.howMany)[0]}e=e._getTransformedByMove(s.sourcePosition,s.targetPosition,s.howMany)}return n}class wx extends Hw{constructor(t){super(t);this._stack=[];this._createdBatches=new WeakSet;this.refresh()}refresh(){this.isEnabled=this._stack.length>0}addBatch(t){const e=this.editor.model.document.selection;const n={ranges:e.hasOwnRange?Array.from(e.getRanges()):[],isBackward:e.isBackward};this._stack.push({batch:t,selection:n});this.refresh()}clearStack(){this._stack=[];this.refresh()}_restoreSelection(t,e,n){const i=this.editor.model;const o=i.document;const s=[];for(const e of t){const t=kx(e,n);const i=t.find(t=>t.start.root!=o.graveyard);if(i){s.push(i)}}if(s.length){i.change(t=>{t.setSelection(s,{backward:e})})}}_undo(t,e){const n=this.editor.model;const i=n.document;this._createdBatches.add(e);const o=t.operations.slice().filter(t=>t.isDocumentOperation);o.reverse();for(const t of o){const o=t.baseVersion+1;const s=Array.from(i.history.getOperations(o));const r=dx([t.getReversed()],s,{useRelations:true,document:this.editor.model.document,padWithNoOps:false,forceWeakRemove:true});const a=r.operationsA;for(const o of a){e.addOperation(o);n.applyOperation(o);i.history.setOperationAsUndone(t,o)}}}}function kx(t,e){const n=t.getTransformedByOperations(e);n.sort((t,e)=>t.start.isBefore(e.start)?-1:1);for(let t=1;t<n.length;t++){const e=n[t-1];const i=n[t];if(e.end.isTouching(i.start)){e.end=i.end;n.splice(t,1);t--}}return n}class _x extends wx{execute(t=null){const e=t?this._stack.findIndex(e=>e.batch==t):this._stack.length-1;const n=this._stack.splice(e,1)[0];const i=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(i,()=>{this._undo(n.batch,i);const t=this.editor.model.document.history.getOperations(n.batch.baseVersion);this._restoreSelection(n.selection.ranges,n.selection.isBackward,t);this.fire("revert",n.batch,i)});this.refresh()}}class vx extends wx{execute(){const t=this._stack.pop();const e=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(e,()=>{const n=t.batch.operations[t.batch.operations.length-1];const i=n.baseVersion+1;const o=this.editor.model.document.history.getOperations(i);this._restoreSelection(t.selection.ranges,t.selection.isBackward,o);this._undo(t.batch,e)});this.refresh()}}class yx extends Bw{static get pluginName(){return"UndoEditing"}constructor(t){super(t);this._batchRegistry=new WeakSet}init(){const t=this.editor;this._undoCommand=new _x(t);this._redoCommand=new vx(t);t.commands.add("undo",this._undoCommand);t.commands.add("redo",this._redoCommand);this.listenTo(t.model,"applyOperation",(t,e)=>{const n=e[0];if(!n.isDocumentOperation){return}const i=n.batch;const o=this._redoCommand._createdBatches.has(i);const s=this._undoCommand._createdBatches.has(i);const r=this._batchRegistry.has(i);if(r||i.type=="transparent"&&!o&&!s){return}else{if(o){this._undoCommand.addBatch(i)}else if(!s){this._undoCommand.addBatch(i);this._redoCommand.clearStack()}}this._batchRegistry.add(i)},{priority:"highest"});this.listenTo(this._undoCommand,"revert",(t,e,n)=>{this._redoCommand.addBatch(n)});t.keystrokes.set("CTRL+Z","undo");t.keystrokes.set("CTRL+Y","redo");t.keystrokes.set("CTRL+SHIFT+Z","redo")}}var xx='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M5.042 9.367l2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z"/></svg>';var Ax='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M14.958 9.367l-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class Cx extends Bw{init(){const t=this.editor;const e=t.locale;const n=t.t;const i=e.uiLanguageDirection=="ltr"?xx:Ax;const o=e.uiLanguageDirection=="ltr"?Ax:xx;this._addButton("undo",n("Undo"),"CTRL+Z",i);this._addButton("redo",n("Redo"),"CTRL+Y",o)}_addButton(t,e,n,i){const o=this.editor;o.ui.componentFactory.add(t,s=>{const r=o.commands.get(t);const a=new sw(s);a.set({label:e,icon:i,keystroke:n,tooltip:true});a.bind("isEnabled").to(r,"isEnabled");this.listenTo(a,"execute",()=>{o.execute(t);o.editing.view.focus()});return a})}}class Tx extends Bw{static get requires(){return[yx,Cx]}static get pluginName(){return"Undo"}}class Sx extends Bw{static get requires(){return[Ey,Oy,By,Gv,ox,Tx]}static get pluginName(){return"Essentials"}}class Px extends Hw{constructor(t,e){super(t);this.attributeKey=e}refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute(this.attributeKey);this.isEnabled=t.schema.checkAttributeInSelection(e.selection,this.attributeKey)}execute(t={}){const e=this.editor.model;const n=e.document;const i=n.selection;const o=t.value;e.change(t=>{if(i.isCollapsed){if(o){t.setSelectionAttribute(this.attributeKey,o)}else{t.removeSelectionAttribute(this.attributeKey)}}else{const n=e.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const e of n){if(o){t.setAttribute(this.attributeKey,o,e)}else{t.removeAttribute(this.attributeKey,e)}}}})}}var Ex='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z"/><path d="M14.814 6.035L8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z"/></svg>';class Mx extends sw{constructor(t){super(t);const e=this.bindTemplate;this.set("color");this.set("hasBorder");this.icon=Ex;this.extendTemplate({attributes:{style:{backgroundColor:e.to("color")},class:["ck","ck-color-grid__tile",e.if("hasBorder","ck-color-table__color-tile_bordered")]}})}render(){super.render();this.iconView.fillColor="hsl(0, 0%, 100%)"}}var Ix=n(55);class Nx extends kb{constructor(t,e){super(t);const n=e&&e.colorDefinitions||[];const i={};if(e&&e.columns){i.gridTemplateColumns=`repeat( ${e.columns}, 1fr)`}this.set("selectedColor");this.items=this.createCollection();this.focusTracker=new Sp;this.keystrokes=new mp;this._focusCycler=new Lb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowleft",focusNext:"arrowright"}});this.items.on("add",(t,e)=>{e.isOn=e.color===this.selectedColor});n.forEach(t=>{const e=new Mx;e.set({color:t.color,label:t.label,tooltip:true,hasBorder:t.options.hasBorder});e.on("execute",()=>{this.fire("execute",{value:t.color,hasBorder:t.options.hasBorder,label:t.label})});this.items.add(e)});this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:i}});this.on("change:selectedColor",(t,e,n)=>{for(const t of this.items){t.isOn=t.color===n}})}focus(){if(this.items.length){this.items.first.focus()}}focusLast(){if(this.items.length){this.items.last.focus()}}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element)}}class Ox extends xr{constructor(t){super(t);this.set("isEmpty",true)}add(t,e){if(this.find(e=>e.color===t.color)){return}super.add(t,e);this.set("isEmpty",false)}remove(t){const e=super.remove(t);if(this.length===0){this.set("isEmpty",true)}return e}hasColor(t){return!!this.find(e=>e.color===t)}}yr(Ox,Qc);var Rx='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.636 9.531l-2.758 3.94a.5.5 0 0 0 .122.696l3.224 2.284h1.314l2.636-3.736L8.636 9.53zm.288 8.451L5.14 15.396a2 2 0 0 1-.491-2.786l6.673-9.53a2 2 0 0 1 2.785-.49l3.742 2.62a2 2 0 0 1 .491 2.785l-7.269 10.053-2.147-.066z"/><path d="M4 18h5.523v-1H4zm-2 0h1v-1H2z"/></svg>';var Dx=n(57);class Lx extends kb{constructor(t,{colors:e,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s}){super(t);this.items=this.createCollection();this.colorDefinitions=e;this.focusTracker=new Sp;this.keystrokes=new mp;this.set("selectedColor");this.removeButtonLabel=i;this.columns=n;this.documentColors=new Ox;this.documentColorsCount=s;this._focusCycler=new Lb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}});this._documentColorsLabel=o;this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-table"]},children:this.items});this.items.add(this._removeColorButton())}updateDocumentColors(t,e){const n=t.document;const i=this.documentColorsCount;this.documentColors.clear();for(const o of n.getRootNames()){const s=n.getRoot(o);const r=t.createRangeIn(s);for(const t of r.getItems()){if(t.is("textProxy")&&t.hasAttribute(e)){this._addColorToDocumentColors(t.getAttribute(e));if(this.documentColors.length>=i){return}}}}}updateSelectedColors(){const t=this.documentColorsGrid;const e=this.staticColorsGrid;const n=this.selectedColor;e.selectedColor=n;if(t){t.selectedColor=n}}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.keystrokes.listenTo(this.element)}appendGrids(){if(this.staticColorsGrid){return}this.staticColorsGrid=this._createStaticColorsGrid();this.items.add(this.staticColorsGrid);if(this.documentColorsCount){const t=$p.bind(this.documentColors,this.documentColors);const e=new Pb(this.locale);e.text=this._documentColorsLabel;e.extendTemplate({attributes:{class:["ck","ck-color-grid__label",t.if("isEmpty","ck-hidden")]}});this.items.add(e);this.documentColorsGrid=this._createDocumentColorsGrid();this.items.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_removeColorButton(){const t=new sw;t.set({withText:true,icon:Rx,tooltip:true,label:this.removeButtonLabel});t.class="ck-color-table__remove-color";t.on("execute",()=>{this.fire("execute",{value:null})});return t}_createStaticColorsGrid(){const t=new Nx(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});t.delegate("execute").to(this);return t}_createDocumentColorsGrid(){const t=$p.bind(this.documentColors,this.documentColors);const e=new Nx(this.locale,{columns:this.columns});e.delegate("execute").to(this);e.extendTemplate({attributes:{class:t.if("isEmpty","ck-hidden")}});e.items.bindTo(this.documentColors).using(t=>{const e=new Mx;e.set({color:t.color,hasBorder:t.options&&t.options.hasBorder});if(t.label){e.set({label:t.label,tooltip:true})}e.on("execute",()=>{this.fire("execute",{value:t.color})});return e});this.documentColors.on("change:isEmpty",(t,n,i)=>{if(i){e.selectedColor=null}});return e}_addColorToDocumentColors(t){const e=this.colorDefinitions.find(e=>e.color===t);if(!e){this.documentColors.add({color:t,label:t,options:{hasBorder:false}})}else{this.documentColors.add(Object.assign({},e))}}}const Vx="fontSize";const jx="fontFamily";const Bx="fontColor";const zx="fontBackgroundColor";function Fx(t,e){const n={model:{key:t,values:[]},view:{},upcastAlso:{}};for(const t of e){n.model.values.push(t.model);n.view[t.model]=t.view;if(t.upcastAlso){n.upcastAlso[t.model]=t.upcastAlso}}return n}function Ux(t){return e=>Wx(e.getStyle(t))}function Hx(t){return(e,n)=>n.createAttributeElement("span",{style:`${t}:${e}`},{priority:7})}function qx({dropdownView:t,colors:e,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s}){const r=t.locale;const a=new Lx(r,{colors:e,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:s});t.colorTableView=a;t.panelView.children.add(a);a.delegate("execute").to(t,"execute");return a}function Wx(t){return t.replace(/\s/g,"")}class $x extends Px{constructor(t){super(t,Bx)}}class Gx extends Bw{static get pluginName(){return"FontColorEditing"}constructor(t){super(t);t.config.define(Bx,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:true},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5});t.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:Bx,value:Ux("color")}});t.conversion.for("downcast").attributeToElement({model:Bx,view:Hx("color")});t.commands.add(Bx,new $x(t));t.model.schema.extend("$text",{allowAttributes:Bx});t.model.schema.setAttributeProperties(Bx,{isFormatting:true,copyOnEnter:true})}}function Yx(t,e){const n=t.t;const i={Black:n("Black"),"Dim grey":n("Dim grey"),Grey:n("Grey"),"Light grey":n("Light grey"),White:n("White"),Red:n("Red"),Orange:n("Orange"),Yellow:n("Yellow"),"Light green":n("Light green"),Green:n("Green"),Aquamarine:n("Aquamarine"),Turquoise:n("Turquoise"),"Light blue":n("Light blue"),Blue:n("Blue"),Purple:n("Purple")};return e.map(t=>{const e=i[t.label];if(e&&e!=t.label){t.label=e}return t})}function Kx(t){return t.map(Qx).filter(t=>!!t)}function Qx(t){if(typeof t==="string"){return{model:t,label:t,hasBorder:false,view:{name:"span",styles:{color:t}}}}else{return{model:t.color,label:t.label||t.color,hasBorder:t.hasBorder===undefined?false:t.hasBorder,view:{name:"span",styles:{color:`${t.color}`}}}}}class Jx extends Bw{constructor(t,{commandName:e,icon:n,componentName:i,dropdownLabel:o}){super(t);this.commandName=e;this.componentName=i;this.icon=n;this.dropdownLabel=o;this.columns=t.config.get(`${this.componentName}.columns`);this.colorTableView}init(){const t=this.editor;const e=t.locale;const n=e.t;const i=t.commands.get(this.commandName);const o=Kx(t.config.get(this.componentName).colors);const s=Yx(e,o);const r=t.config.get(`${this.componentName}.documentColors`);t.ui.componentFactory.add(this.componentName,e=>{const o=bw(e);this.colorTableView=qx({dropdownView:o,colors:s.map(t=>({label:t.label,color:t.model,options:{hasBorder:t.hasBorder}})),columns:this.columns,removeButtonLabel:n("Remove color"),documentColorsLabel:r!==0?n("Document colors"):undefined,documentColorsCount:r===undefined?this.columns:r});this.colorTableView.bind("selectedColor").to(i,"value");o.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:true});o.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}});o.bind("isEnabled").to(i);o.on("execute",(e,n)=>{t.execute(this.commandName,n);t.editing.view.focus()});o.on("change:isOpen",(e,n,i)=>{o.colorTableView.appendGrids();if(i){if(r!==0){this.colorTableView.updateDocumentColors(t.model,this.componentName)}this.colorTableView.updateSelectedColors()}});return o})}}var Zx='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.4 10.3L10 4.5l-2.4 5.8h4.8zm.5 1.2H7.1L5.7 15H4.2l5-12h1.6l5 12h-1.5L13 11.5zm3.1 7H4a1 1 0 0 1 0-2h12a1 1 0 0 1 0 2z"/></svg>';class Xx extends Jx{constructor(t){const e=t.locale.t;super(t,{commandName:Bx,componentName:Bx,icon:Zx,dropdownLabel:e("Font Color")})}static get pluginName(){return"FontColorUI"}}class tA extends Bw{static get requires(){return[Gx,Xx]}static get pluginName(){return"FontColor"}}class eA extends Px{constructor(t){super(t,Vx)}}function nA(t){return t.map(t=>oA(t)).filter(t=>!!t)}const iA={get tiny(){return{title:"Tiny",model:"tiny",view:{name:"span",classes:"text-tiny",priority:7}}},get small(){return{title:"Small",model:"small",view:{name:"span",classes:"text-small",priority:7}}},get big(){return{title:"Big",model:"big",view:{name:"span",classes:"text-big",priority:7}}},get huge(){return{title:"Huge",model:"huge",view:{name:"span",classes:"text-huge",priority:7}}}};function oA(t){if(cA(t)){return rA(t)}const e=aA(t);if(e){return rA(e)}if(t==="default"){return{model:undefined,title:"Default"}}if(lA(t)){return}return sA(t)}function sA(t){if(typeof t==="number"||typeof t==="string"){t={title:String(t),model:`${parseFloat(t)}px`}}t.view={name:"span",styles:{"font-size":t.model}};return rA(t)}function rA(t){if(!t.view.priority){t.view.priority=7}return t}function aA(t){return iA[t]||iA[t.model]}function cA(t){return typeof t==="object"&&t.title&&t.model&&t.view}function lA(t){let e;if(typeof t==="object"){if(!t.model){throw new rr["b"]("font-size-invalid-definition: Provided font size definition is invalid.",null,t)}else{e=parseFloat(t.model)}}else{e=parseFloat(t)}return isNaN(e)}class dA extends Bw{static get pluginName(){return"FontSizeEditing"}constructor(t){super(t);t.config.define(Vx,{options:["tiny","small","default","big","huge"],supportAllValues:false})}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:Vx});t.model.schema.setAttributeProperties(Vx,{isFormatting:true,copyOnEnter:true});const e=t.config.get("fontSize.supportAllValues");const n=nA(this.editor.config.get("fontSize.options")).filter(t=>t.model);const i=Fx(Vx,n);if(e){this._prepareAnyValueConverters(i)}else{t.conversion.attributeToElement(i)}t.commands.add(Vx,new eA(t))}_prepareAnyValueConverters(t){const e=this.editor;const n=t.model.values.filter(t=>!String(t).match(/[\d.]+[\w%]+/));if(n.length){throw new rr["b"]("font-size-invalid-use-of-named-presets: "+"If config.fontSize.supportAllValues is set to true, you need to use numerical values as font size options.",null,{presets:n})}e.conversion.for("downcast").attributeToElement({model:Vx,view:(t,e)=>{if(!t){return}return e.createAttributeElement("span",{style:"font-size:"+t},{priority:7})}});e.conversion.for("upcast").attributeToAttribute({model:{key:Vx,value:t=>t.getStyle("font-size")},view:{name:"span"}})}}var uA='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.816 11.5L7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279l.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z"/></svg>';var hA=n(59);class fA extends Bw{init(){const t=this.editor;const e=t.t;const n=this._getLocalizedOptions();const i=t.commands.get(Vx);t.ui.componentFactory.add(Vx,o=>{const s=bw(o);kw(s,mA(n,i));s.buttonView.set({label:e("Font Size"),icon:uA,tooltip:true});s.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}});s.bind("isEnabled").to(i);this.listenTo(s,"execute",e=>{t.execute(e.source.commandName,{value:e.source.commandParam});t.editing.view.focus()});return s})}_getLocalizedOptions(){const t=this.editor;const e=t.t;const n={Default:e("Default"),Tiny:e("Tiny"),Small:e("Small"),Big:e("Big"),Huge:e("Huge")};const i=nA(t.config.get(Vx).options);return i.map(t=>{const e=n[t.title];if(e&&e!=t.title){t=Object.assign({},t,{title:e})}return t})}}function mA(t,e){const n=new xr;for(const i of t){const t={type:"button",model:new my({commandName:Vx,commandParam:i.model,label:i.title,class:"ck-fontsize-option",withText:true})};if(i.view&&i.view.styles){t.model.set("labelStyle",`font-size:${i.view.styles["font-size"]}`)}if(i.view&&i.view.classes){t.model.set("class",`${t.model.class} ${i.view.classes}`)}t.model.bind("isOn").to(e,"value",t=>t===i.model);n.add(t)}return n}class gA extends Bw{static get requires(){return[dA,fA]}static get pluginName(){return"FontSize"}}class pA extends Hw{refresh(){const t=this.editor.model;const e=t.document;const n=Ww(e.selection.getSelectedBlocks());this.value=!!n&&n.is("paragraph");this.isEnabled=!!n&&bA(n,t.schema)}execute(t={}){const e=this.editor.model;const n=e.document;e.change(i=>{const o=(t.selection||n.selection).getSelectedBlocks();for(const t of o){if(!t.is("paragraph")&&bA(t,e.schema)){i.rename(t,"paragraph")}}})}}function bA(t,e){return e.checkChild(t.parent,"paragraph")&&!e.isObject(t)}class wA extends Hw{execute(t){const e=this.editor.model;if(!e.schema.checkChild(t.position,"paragraph")){return}e.change(n=>{const i=n.createElement("paragraph");e.insertContent(i,t.position);n.setSelection(i,"in")})}}class kA extends Bw{static get pluginName(){return"Paragraph"}init(){const t=this.editor;const e=t.model;const n=t.data;t.commands.add("paragraph",new pA(t));t.commands.add("insertParagraph",new wA(t));e.schema.register("paragraph",{inheritAllFrom:"$block"});t.conversion.elementToElement({model:"paragraph",view:"p"});t.conversion.for("upcast").elementToElement({model:(t,e)=>{if(!kA.paragraphLikeElements.has(t.name)){return null}if(t.isEmpty){return null}return e.createElement("paragraph")},converterPriority:"low"});n.upcastDispatcher.on("element",(t,e,n)=>{if(!n.consumable.test(e.viewItem,{name:e.viewItem.name})){return}if(vA(e.viewItem,e.modelCursor,n.schema)){Object.assign(e,_A(e.viewItem,e.modelCursor,n))}},{priority:"low"});n.upcastDispatcher.on("text",(t,e,n)=>{if(e.modelRange){return}if(vA(e.viewItem,e.modelCursor,n.schema)){Object.assign(e,_A(e.viewItem,e.modelCursor,n))}},{priority:"lowest"});e.document.registerPostFixer(t=>this._autoparagraphEmptyRoots(t));t.data.on("ready",()=>{e.enqueueChange("transparent",t=>this._autoparagraphEmptyRoots(t))},{priority:"lowest"})}_autoparagraphEmptyRoots(t){const e=this.editor.model;for(const n of e.document.getRootNames()){const i=e.document.getRoot(n);if(i.isEmpty&&i.rootName!="$graveyard"){if(e.schema.checkChild(i,"paragraph")){t.insertElement("paragraph",i);return true}}}}}kA.paragraphLikeElements=new Set(["blockquote","dd","div","dt","h1","h2","h3","h4","h5","h6","li","p","td"]);function _A(t,e,n){const i=n.writer.createElement("paragraph");n.writer.insert(i,e);return n.convertItem(t,n.writer.createPositionAt(i,0))}function vA(t,e,n){const i=n.createContext(e);if(!n.checkChild(i,"paragraph")){return false}if(!n.checkChild(i.push("paragraph"),t)){return false}return true}class yA extends Hw{constructor(t,e){super(t);this.modelElements=e}refresh(){const t=Ww(this.editor.model.document.selection.getSelectedBlocks());this.value=!!t&&this.modelElements.includes(t.name)&&t.name;this.isEnabled=!!t&&this.modelElements.some(e=>xA(t,e,this.editor.model.schema))}execute(t){const e=this.editor.model;const n=e.document;const i=t.value;e.change(t=>{const o=Array.from(n.selection.getSelectedBlocks()).filter(t=>xA(t,i,e.schema));for(const e of o){if(!e.is(i)){t.rename(e,i)}}})}}function xA(t,e,n){return n.checkChild(t.parent,e)&&!n.isObject(t)}const AA="paragraph";class CA extends Bw{static get pluginName(){return"HeadingEditing"}constructor(t){super(t);t.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[kA]}init(){const t=this.editor;const e=t.config.get("heading.options");const n=[];for(const i of e){if(i.model!==AA){t.model.schema.register(i.model,{inheritAllFrom:"$block"});t.conversion.elementToElement(i);n.push(i.model)}}this._addDefaultH1Conversion(t);t.commands.add("heading",new yA(t,n))}afterInit(){const t=this.editor;const e=t.commands.get("enter");const n=t.config.get("heading.options");if(e){this.listenTo(e,"afterExecute",(e,i)=>{const o=t.model.document.selection.getFirstPosition().parent;const s=n.some(t=>o.is(t.model));if(s&&!o.is(AA)&&o.childCount===0){i.writer.rename(o,AA)}})}}_addDefaultH1Conversion(t){t.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:or.get("low")+1})}}function TA(t){const e=t.t;const n={Paragraph:e("Paragraph"),"Heading 1":e("Heading 1"),"Heading 2":e("Heading 2"),"Heading 3":e("Heading 3"),"Heading 4":e("Heading 4"),"Heading 5":e("Heading 5"),"Heading 6":e("Heading 6")};return t.config.get("heading.options").map(t=>{const e=n[t.title];if(e&&e!=t.title){t.title=e}return t})}var SA=n(12);class PA extends Bw{init(){const t=this.editor;const e=t.t;const n=TA(t);const i=e("Choose heading");const o=e("Heading");t.ui.componentFactory.add("heading",e=>{const s={};const r=new xr;const a=t.commands.get("heading");const c=t.commands.get("paragraph");const l=[a];for(const t of n){const e={type:"button",model:new my({label:t.title,class:t.class,withText:true})};if(t.model==="paragraph"){e.model.bind("isOn").to(c,"value");e.model.set("commandName","paragraph");l.push(c)}else{e.model.bind("isOn").to(a,"value",e=>e===t.model);e.model.set({commandName:"heading",commandValue:t.model})}r.add(e);s[t.model]=t.title}const d=bw(e);kw(d,r);d.buttonView.set({isOn:false,withText:true,tooltip:o});d.extendTemplate({attributes:{class:["ck-heading-dropdown"]}});d.bind("isEnabled").toMany(l,"isEnabled",(...t)=>t.some(t=>t));d.buttonView.bind("label").to(a,"value",c,"value",(t,e)=>{const n=t||e&&"paragraph";return s[n]?s[n]:i});this.listenTo(d,"execute",e=>{t.execute(e.source.commandName,e.source.commandValue?{value:e.source.commandValue}:undefined);t.editing.view.focus()});return d})}}class EA extends Bw{static get requires(){return[CA,PA]}static get pluginName(){return"Heading"}}class MA extends Hw{refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute("highlight");this.isEnabled=t.schema.checkAttributeInSelection(e.selection,"highlight")}execute(t={}){const e=this.editor.model;const n=e.document;const i=n.selection;const o=t.value;e.change(t=>{const n=e.schema.getValidRanges(i.getRanges(),"highlight");if(i.isCollapsed){const e=i.getFirstPosition();if(i.hasAttribute("highlight")){const n=t=>t.item.hasAttribute("highlight")&&t.item.getAttribute("highlight")===this.value;const i=e.getLastMatchingPosition(n,{direction:"backward"});const s=e.getLastMatchingPosition(n);const r=t.createRange(i,s);if(!o||this.value===o){t.removeAttribute("highlight",r);t.removeSelectionAttribute("highlight")}else{t.setAttribute("highlight",o,r);t.setSelectionAttribute("highlight",o)}}else if(o){t.setSelectionAttribute("highlight",o)}}else{for(const e of n){if(o){t.setAttribute("highlight",o,e)}else{t.removeAttribute("highlight",e)}}}})}}class IA extends Bw{static get pluginName(){return"HighlightEditing"}constructor(t){super(t);t.config.define("highlight",{options:[{model:"yellowMarker",class:"marker-yellow",title:"Yellow marker",color:"var(--ck-highlight-marker-yellow)",type:"marker"},{model:"greenMarker",class:"marker-green",title:"Green marker",color:"var(--ck-highlight-marker-green)",type:"marker"},{model:"pinkMarker",class:"marker-pink",title:"Pink marker",color:"var(--ck-highlight-marker-pink)",type:"marker"},{model:"blueMarker",class:"marker-blue",title:"Blue marker",color:"var(--ck-highlight-marker-blue)",type:"marker"},{model:"redPen",class:"pen-red",title:"Red pen",color:"var(--ck-highlight-pen-red)",type:"pen"},{model:"greenPen",class:"pen-green",title:"Green pen",color:"var(--ck-highlight-pen-green)",type:"pen"}]})}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:"highlight"});const e=t.config.get("highlight.options");t.conversion.attributeToElement(NA(e));t.commands.add("highlight",new MA(t))}}function NA(t){const e={model:{key:"highlight",values:[]},view:{}};for(const n of t){e.model.values.push(n.model);e.view[n.model]={name:"mark",classes:n.class}}return e}var OA='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M10.798 1.59L3.002 12.875l1.895 1.852 2.521 1.402 6.997-12.194z"/><path d="M2.556 16.727l.234-.348c-.297-.151-.462-.293-.498-.426-.036-.137.002-.416.115-.837.094-.25.15-.449.169-.595a4.495 4.495 0 0 0 0-.725c-.209-.621-.303-1.041-.284-1.26.02-.218.178-.506.475-.862l6.77-9.414c.539-.91 1.605-.85 3.199.18 1.594 1.032 2.188 1.928 1.784 2.686l-5.877 10.36c-.158.412-.333.673-.526.782-.193.108-.604.179-1.232.21-.362.131-.608.237-.738.318-.13.081-.305.238-.526.47-.293.265-.504.397-.632.397-.096 0-.27-.075-.524-.226l-.31.41-1.6-1.12zm-.279.415l1.575 1.103-.392.515H1.19l1.087-1.618zm8.1-13.656l-4.953 6.9L8.75 12.57l4.247-7.574c.175-.25-.188-.647-1.092-1.192-.903-.546-1.412-.652-1.528-.32zM8.244 18.5L9.59 17h9.406v1.5H8.245z"/></svg>';var RA='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M10.126 2.268L2.002 13.874l1.895 1.852 2.521 1.402L14.47 5.481l-1.543-2.568-2.801-.645z"/><path d="M4.5 18.088l-2.645-1.852-.04-2.95-.006-.005.006-.008v-.025l.011.008L8.73 2.97c.165-.233.356-.417.567-.557l-1.212.308L4.604 7.9l-.83-.558 3.694-5.495 2.708-.69 1.65 1.145.046.018.85-1.216 2.16 1.512-.856 1.222c.828.967 1.144 2.141.432 3.158L7.55 17.286l.006.005-3.055.797H4.5zm-.634.166l-1.976.516-.026-1.918 2.002 1.402zM9.968 3.817l-.006-.004-6.123 9.184 3.277 2.294 6.108-9.162.005.003c.317-.452-.16-1.332-1.064-1.966-.891-.624-1.865-.776-2.197-.349zM8.245 18.5L9.59 17h9.406v1.5H8.245z"/></svg>';var DA=n(62);class LA extends Bw{get localizedOptionTitles(){const t=this.editor.t;return{"Yellow marker":t("Yellow marker"),"Green marker":t("Green marker"),"Pink marker":t("Pink marker"),"Blue marker":t("Blue marker"),"Red pen":t("Red pen"),"Green pen":t("Green pen")}}static get pluginName(){return"HighlightUI"}init(){const t=this.editor.config.get("highlight.options");for(const e of t){this._addHighlighterButton(e)}this._addRemoveHighlightButton();this._addDropdown(t)}_addRemoveHighlightButton(){const t=this.editor.t;this._addButton("removeHighlight",t("Remove highlight"),Rx)}_addHighlighterButton(t){const e=this.editor.commands.get("highlight");this._addButton("highlight:"+t.model,t.title,jA(t.type),t.model,n);function n(n){n.bind("isEnabled").to(e,"isEnabled");n.bind("isOn").to(e,"value",e=>e===t.model);n.iconView.fillColor=t.color;n.isToggleable=true}}_addButton(t,e,n,i,o=(()=>{})){const s=this.editor;s.ui.componentFactory.add(t,t=>{const r=new sw(t);const a=this.localizedOptionTitles[e]?this.localizedOptionTitles[e]:e;r.set({label:a,icon:n,tooltip:true});r.on("execute",()=>{s.execute("highlight",{value:i});s.editing.view.focus()});o(r);return r})}_addDropdown(t){const e=this.editor;const n=e.t;const i=e.ui.componentFactory;const o=t[0];const s=t.reduce((t,e)=>{t[e.model]=e;return t},{});i.add("highlight",r=>{const a=e.commands.get("highlight");const c=bw(r,py);const l=c.buttonView;l.set({tooltip:n("Highlight"),lastExecuted:o.model,commandValue:o.model,isToggleable:true});l.bind("icon").to(a,"value",t=>jA(u(t,"type")));l.bind("color").to(a,"value",t=>u(t,"color"));l.bind("commandValue").to(a,"value",t=>u(t,"model"));l.bind("isOn").to(a,"value",t=>!!t);l.delegate("execute").to(c);const d=t.map(t=>{const e=i.create("highlight:"+t.model);this.listenTo(e,"execute",()=>c.buttonView.set({lastExecuted:t.model}));return e});c.bind("isEnabled").toMany(d,"isEnabled",(...t)=>t.some(t=>t));d.push(new jb);d.push(i.create("removeHighlight"));ww(c,d);VA(c);c.toolbarView.ariaLabel=n("Text highlight toolbar");l.on("execute",()=>{e.execute("highlight",{value:l.commandValue});e.editing.view.focus()});function u(t,e){const n=!t||t===l.lastExecuted?l.lastExecuted:t;return s[n][e]}return c})}}function VA(t){const e=t.buttonView.actionView;e.iconView.bind("fillColor").to(t.buttonView,"color")}function jA(t){return t==="marker"?OA:RA}class BA extends Bw{static get requires(){return[IA,LA]}static get pluginName(){return"Highlight"}}class zA extends Ku{constructor(t){super(t);this.domEventType="mousedown"}onDomEvent(t){this.fire(t.type,t)}}function FA(t,e,n){return t&&Ck(t)&&!n.isInline(e)}function UA(t){return t.closest(".ck-widget__type-around__button")}function HA(t){return t.classList.contains("ck-widget__type-around__button_before")?"before":"after"}function qA(t,e){const n=t.closest(".ck-widget");return e.mapDomToView(n)}function WA(t){const e=[];if($A(t)||YA(t)){e.push("before")}if(GA(t)||KA(t)){e.push("after")}return e}function $A(t){return!t.previousSibling}function GA(t){return!t.nextSibling}function YA(t){return t.previousSibling&&Ck(t.previousSibling)}function KA(t){return t.nextSibling&&Ck(t.nextSibling)}var QA='<svg viewBox="0 0 10 8" xmlns="http://www.w3.org/2000/svg"><polyline points="8.05541992 0.263427734 8.05541992 4.23461914 1.28417969 4.23461914" transform="translate(1,0)"></polyline><line x1="0" y1="4.21581031" x2="2" y2="2.17810059" transform="translate(1, 0)"></line><line x1="0" y1="6.21581031" x2="2" y2="4.17810059" transform="translate(2, 5.196955) scale(1, -1) translate(-1, -5.196955)"></line></svg>\n';var JA=n(64);const ZA=["before","after"];const XA=(new DOMParser).parseFromString(QA,"image/svg+xml").firstChild;class tC extends Bw{static get requires(){return[kA]}static get pluginName(){return"WidgetTypeAround"}constructor(t){super(t);this._widgetsWithTypeAroundUI=new Set}destroy(){this._widgetsWithTypeAroundUI.clear()}init(){this._enableTypeAroundUIInjection();this._enableDetectionOfTypeAroundWidgets();this._enableInsertingParagraphsOnButtonClick()}_insertParagraph(t,e){const n=this.editor;const i=n.editing.view;const o=n.editing.mapper.toModelElement(t);let s;if(e==="before"){s=n.model.createPositionBefore(o)}else{s=n.model.createPositionAfter(o)}n.execute("insertParagraph",{position:s});i.focus();i.scrollToTheSelection()}_enableTypeAroundUIInjection(){const t=this.editor;const e=t.model.schema;const n=t.locale.t;const i={before:n("Insert paragraph before block"),after:n("Insert paragraph after block")};t.editing.downcastDispatcher.on("insert",(t,n,o)=>{const s=o.mapper.toViewElement(n.item);if(FA(s,n.item,e)){eC(o.writer,i,s);this._widgetsWithTypeAroundUI.add(s)}},{priority:"low"})}_enableDetectionOfTypeAroundWidgets(){const t=this.editor;const e=t.editing.view;function n(t){return`ck-widget_can-type-around_${t}`}e.document.registerPostFixer(t=>{for(const e of this._widgetsWithTypeAroundUI){if(!e.isAttached()){this._widgetsWithTypeAroundUI.delete(e)}else{const i=WA(e);t.removeClass(ZA.map(n),e);t.addClass(i.map(n),e)}}})}_enableInsertingParagraphsOnButtonClick(){const t=this.editor;const e=t.editing.view;e.document.on("mousedown",(t,n)=>{const i=UA(n.domTarget);if(!i){return}const o=HA(i);const s=qA(i,e.domConverter);this._insertParagraph(s,o);n.preventDefault();t.stop()})}}function eC(t,e,n){const i=t.createUIElement("div",{class:"ck ck-reset_all ck-widget__type-around"},(function(t){const n=this.toDomElement(t);nC(n,e);return n}));t.insert(t.createPositionAt(n,"end"),i)}function nC(t,e){for(const n of ZA){const i=new $p({tag:"div",attributes:{class:["ck","ck-widget__type-around__button",`ck-widget__type-around__button_${n}`],title:e[n]},children:[t.ownerDocument.importNode(XA,true)]});t.appendChild(i.render())}}var iC=n(66);class oC extends Bw{static get pluginName(){return"Widget"}static get requires(){return[tC]}init(){const t=this.editor.editing.view;const e=t.document;this._previouslySelected=new Set;this.editor.editing.downcastDispatcher.on("selection",(t,e,n)=>{this._clearPreviouslySelectedWidgets(n.writer);const i=n.writer;const o=i.document.selection;const s=o.getSelectedElement();let r=null;for(const t of o.getRanges()){for(const e of t){const t=e.item;if(Ck(t)&&!aC(t,r)){i.addClass(Ak,t);this._previouslySelected.add(t);r=t;if(t==s){i.setSelection(o.getRanges(),{fake:true,label:Ek(s)})}}}}},{priority:"low"});t.addObserver(zA);this.listenTo(e,"mousedown",(...t)=>this._onMousedown(...t));this.listenTo(e,"keydown",(...t)=>this._onKeydown(...t),{priority:"high"});this.listenTo(e,"delete",(t,e)=>{if(this._handleDelete(e.direction=="forward")){e.preventDefault();t.stop()}},{priority:"high"})}_onMousedown(t,e){const n=this.editor;const i=n.editing.view;const o=i.document;let s=e.target;if(rC(s)){if(Tl.isSafari&&e.domEvent.detail>=3){const t=n.editing.mapper;const i=t.toModelElement(s);this.editor.model.change(t=>{e.preventDefault();t.setSelection(i,"in")})}return}if(!Ck(s)){s=s.findAncestor(Ck);if(!s){return}}e.preventDefault();if(!o.isFocused){i.focus()}const r=n.editing.mapper.toModelElement(s);this._setSelectionOverElement(r)}_onKeydown(t,e){const n=e.keyCode;const i=this.editor.locale.contentLanguageDirection==="ltr";const o=n==Rl.arrowdown||n==Rl[i?"arrowright":"arrowleft"];let s=false;if(sC(n)){s=this._handleArrowKeys(o)}else if(n===Rl.enter){s=this._handleEnterKey(e.shiftKey)}if(s){e.preventDefault();t.stop()}}_handleDelete(t){if(this.editor.isReadOnly){return}const e=this.editor.model.document;const n=e.selection;if(!n.isCollapsed){return}const i=this._getObjectElementNextToSelection(t);if(i){this.editor.model.change(t=>{let e=n.anchor.parent;while(e.isEmpty){const n=e;e=n.parent;t.remove(n)}this._setSelectionOverElement(i)});return true}}_handleArrowKeys(t){const e=this.editor.model;const n=e.schema;const i=e.document;const o=i.selection;const s=o.getSelectedElement();if(s&&n.isObject(s)){const i=t?o.getLastPosition():o.getFirstPosition();const s=n.getNearestSelectionRange(i,t?"forward":"backward");if(s){e.change(t=>{t.setSelection(s)})}return true}if(!o.isCollapsed){return}const r=this._getObjectElementNextToSelection(t);if(!!r&&n.isObject(r)){this._setSelectionOverElement(r);return true}}_handleEnterKey(t){const e=this.editor.model;const n=e.document.selection;const i=n.getSelectedElement();if(cC(i,e.schema)){e.change(n=>{let o=n.createPositionAt(i,t?"before":"after");const s=n.createElement("paragraph");if(e.schema.isBlock(i.parent)){const t=e.schema.findAllowedParent(o,s);o=n.split(o,t).position}n.insert(s,o);n.setSelection(s,"in")});return true}}_setSelectionOverElement(t){this.editor.model.change(e=>{e.setSelection(e.createRangeOn(t))})}_getObjectElementNextToSelection(t){const e=this.editor.model;const n=e.schema;const i=e.document.selection;const o=e.createSelection(i);e.modifySelection(o,{direction:t?"forward":"backward"});const s=t?o.focus.nodeBefore:o.focus.nodeAfter;if(!!s&&n.isObject(s)){return s}return null}_clearPreviouslySelectedWidgets(t){for(const e of this._previouslySelected){t.removeClass(Ak,e)}this._previouslySelected.clear()}}function sC(t){return t==Rl.arrowright||t==Rl.arrowleft||t==Rl.arrowup||t==Rl.arrowdown}function rC(t){while(t){if(t.is("editableElement")&&!t.is("rootElement")){return true}if(Ck(t)){return false}t=t.parent}return false}function aC(t,e){if(!e){return false}return Array.from(t.getAncestors()).includes(e)}function cC(t,e){return t&&e.isObject(t)&&!e.isInline(t)}class lC extends Hw{refresh(){const t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=Bk(t);if(Bk(t)&&t.hasAttribute("alt")){this.value=t.getAttribute("alt")}else{this.value=false}}execute(t){const e=this.editor.model;const n=e.document.selection.getSelectedElement();e.change(e=>{e.setAttribute("alt",t.newValue,n)})}}class dC extends Bw{static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new lC(this.editor))}}var uC=n(68);class hC extends kb{constructor(t,e){super(t);const n=`ck-labeled-field-view-${nr()}`;const i=`ck-labeled-field-view-status-${nr()}`;this.fieldView=e(this,n,i);this.set("label");this.set("isEnabled",true);this.set("errorText",null);this.set("infoText",null);this.set("class");this.labelView=this._createLabelView(n);this.statusView=this._createStatusView(i);this.bind("_statusText").to(this,"errorText",this,"infoText",(t,e)=>t||e);const o=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view",o.to("class"),o.if("isEnabled","ck-disabled",t=>!t)]},children:[this.labelView,this.fieldView,this.statusView]})}_createLabelView(t){const e=new Pb(this.locale);e.for=t;e.bind("text").to(this,"label");return e}_createStatusView(t){const e=new kb(this.locale);const n=this.bindTemplate;e.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view__status",n.if("errorText","ck-labeled-field-view__status_error"),n.if("_statusText","ck-hidden",t=>!t)],id:t,role:n.if("errorText","alert")},children:[{text:n.to("_statusText")}]});return e}focus(){this.fieldView.focus()}}var fC=n(70);class mC extends kb{constructor(t){super(t);this.set("value");this.set("id");this.set("placeholder");this.set("isReadOnly",false);this.set("hasError",false);this.set("ariaDescribedById");const e=this.bindTemplate;this.setTemplate({tag:"input",attributes:{type:"text",class:["ck","ck-input","ck-input-text",e.if("hasError","ck-error")],id:e.to("id"),placeholder:e.to("placeholder"),readonly:e.to("isReadOnly"),"aria-invalid":e.if("hasError",true),"aria-describedby":e.to("ariaDescribedById")},on:{input:e.to("input")}})}render(){super.render();const t=t=>{this.element.value=!t&&t!==0?"":t};t(this.value);this.on("change:value",(e,n,i)=>{t(i)})}select(){this.element.select()}focus(){this.element.focus()}}function gC(t,e,n){const i=new mC(t.locale);i.set({id:e,ariaDescribedById:n});i.bind("isReadOnly").to(t,"isEnabled",t=>!t);i.bind("hasError").to(t,"errorText",t=>!!t);i.on("input",()=>{t.errorText=null});return i}function pC(t,e,n){const i=bw(t.locale);i.set({id:e,ariaDescribedById:n});i.bind("isEnabled").to(t);return i}function bC({view:t}){t.listenTo(t.element,"submit",(e,n)=>{n.preventDefault();t.fire("submit")},{useCapture:true})}var wC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M6.972 16.615a.997.997 0 0 1-.744-.292l-4.596-4.596a1 1 0 1 1 1.414-1.414l3.926 3.926 9.937-9.937a1 1 0 0 1 1.414 1.415L7.717 16.323a.997.997 0 0 1-.745.292z"/></svg>';var kC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.591 10.177l4.243 4.242a1 1 0 0 1-1.415 1.415l-4.242-4.243-4.243 4.243a1 1 0 0 1-1.414-1.415l4.243-4.242L4.52 5.934A1 1 0 0 1 5.934 4.52l4.243 4.243 4.242-4.243a1 1 0 1 1 1.415 1.414l-4.243 4.243z"/></svg>';var _C=n(72);class vC extends kb{constructor(t){super(t);const e=this.locale.t;this.focusTracker=new Sp;this.keystrokes=new mp;this.labeledInput=this._createLabeledInputView();this.saveButtonView=this._createButton(e("Save"),wC,"ck-button-save");this.saveButtonView.type="submit";this.cancelButtonView=this._createButton(e("Cancel"),kC,"ck-button-cancel","cancel");this._focusables=new Hp;this._focusCycler=new Lb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]})}render(){super.render();this.keystrokes.listenTo(this.element);bC({view:this});[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)})}_createButton(t,e,n,i){const o=new sw(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate("execute").to(this,i)}return o}_createLabeledInputView(){const t=this.locale.t;const e=new hC(this.locale,gC);e.label=t("Text alternative");e.fieldView.placeholder=t("Text alternative");return e}}var yC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>';var xC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>';var AC=n(74);var CC=n(76);const TC=Nb("px");class SC extends Bw{static get pluginName(){return"ContextualBalloon"}constructor(t){super(t);this.positionLimiter=()=>{const t=this.editor.editing.view;const e=t.document;const n=e.selection.editableElement;if(n){return t.domConverter.mapViewToDom(n.root)}return null};this.set("visibleView",null);this.view=new wk(t.locale);t.ui.view.body.add(this.view);t.ui.focusTracker.add(this.view.element);this._viewToStack=new Map;this._idToStack=new Map;this.set("_numberOfStacks",0);this.set("_singleViewMode",false);this._rotatorView=this._createRotatorView();this._fakePanelsView=this._createFakePanelsView()}hasView(t){return Array.from(this._viewToStack.keys()).includes(t)}add(t){if(this.hasView(t.view)){throw new rr["b"]("contextualballoon-add-view-exist: Cannot add configuration of the same view twice.",[this,t])}const e=t.stackId||"main";if(!this._idToStack.has(e)){this._idToStack.set(e,new Map([[t.view,t]]));this._viewToStack.set(t.view,this._idToStack.get(e));this._numberOfStacks=this._idToStack.size;if(!this._visibleStack||t.singleViewMode){this.showStack(e)}return}const n=this._idToStack.get(e);if(t.singleViewMode){this.showStack(e)}n.set(t.view,t);this._viewToStack.set(t.view,n);if(n===this._visibleStack){this._showView(t)}}remove(t){if(!this.hasView(t)){throw new rr["b"]("contextualballoon-remove-view-not-exist: Cannot remove the configuration of a non-existent view.",[this,t])}const e=this._viewToStack.get(t);if(this._singleViewMode&&this.visibleView===t){this._singleViewMode=false}if(this.visibleView===t){if(e.size===1){if(this._idToStack.size>1){this._showNextStack()}else{this.view.hide();this.visibleView=null;this._rotatorView.hideView()}}else{this._showView(Array.from(e.values())[e.size-2])}}if(e.size===1){this._idToStack.delete(this._getStackId(e));this._numberOfStacks=this._idToStack.size}else{e.delete(t)}this._viewToStack.delete(t)}updatePosition(t){if(t){this._visibleStack.get(this.visibleView).position=t}this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition()}showStack(t){this.visibleStack=t;const e=this._idToStack.get(t);if(!e){throw new rr["b"]("contextualballoon-showstack-stack-not-exist: Cannot show a stack that does not exist.",this)}if(this._visibleStack===e){return}this._showView(Array.from(e.values()).pop())}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(t){const e=Array.from(this._idToStack.entries()).find(e=>e[1]===t);return e[0]}_showNextStack(){const t=Array.from(this._idToStack.values());let e=t.indexOf(this._visibleStack)+1;if(!t[e]){e=0}this.showStack(this._getStackId(t[e]))}_showPrevStack(){const t=Array.from(this._idToStack.values());let e=t.indexOf(this._visibleStack)-1;if(!t[e]){e=t.length-1}this.showStack(this._getStackId(t[e]))}_createRotatorView(){const t=new PC(this.editor.locale);const e=this.editor.locale.t;this.view.content.add(t);t.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",(t,e)=>!e&&t>1);t.on("change:isNavigationVisible",()=>this.updatePosition(),{priority:"low"});t.bind("counter").to(this,"visibleView",this,"_numberOfStacks",(t,n)=>{if(n<2){return""}const i=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return e("%0 of %1",[i,n])});t.buttonNextView.on("execute",()=>{if(t.focusTracker.isFocused){this.editor.editing.view.focus()}this._showNextStack()});t.buttonPrevView.on("execute",()=>{if(t.focusTracker.isFocused){this.editor.editing.view.focus()}this._showPrevStack()});return t}_createFakePanelsView(){const t=new EC(this.editor.locale,this.view);t.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",(t,e)=>{const n=!e&&t>=2;return n?Math.min(t-1,2):0});t.listenTo(this.view,"change:top",()=>t.updatePosition());t.listenTo(this.view,"change:left",()=>t.updatePosition());this.editor.ui.view.body.add(t);return t}_showView({view:t,balloonClassName:e="",withArrow:n=true,singleViewMode:i=false}){this.view.class=e;this.view.withArrow=n;this._rotatorView.showView(t);this.visibleView=t;this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition();if(i){this._singleViewMode=true}}_getBalloonPosition(){let t=Array.from(this._visibleStack.values()).pop().position;if(t&&!t.limiter){t=Object.assign({},t,{limiter:this.positionLimiter})}return t}}class PC extends kb{constructor(t){super(t);const e=t.t;const n=this.bindTemplate;this.set("isNavigationVisible",true);this.focusTracker=new Sp;this.buttonPrevView=this._createButtonView(e("Previous"),yC);this.buttonNextView=this._createButtonView(e("Next"),xC);this.content=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",n.to("isNavigationVisible",t=>t?"":"ck-hidden")]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:n.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]})}render(){super.render();this.focusTracker.add(this.element)}showView(t){this.hideView();this.content.add(t)}hideView(){this.content.clear()}_createButtonView(t,e){const n=new sw(this.locale);n.set({label:t,icon:e,tooltip:true});return n}}class EC extends kb{constructor(t,e){super(t);const n=this.bindTemplate;this.set("top",0);this.set("left",0);this.set("height",0);this.set("width",0);this.set("numberOfPanels",0);this.content=this.createCollection();this._balloonPanelView=e;this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",n.to("numberOfPanels",t=>t?"":"ck-hidden")],style:{top:n.to("top",TC),left:n.to("left",TC),width:n.to("width",TC),height:n.to("height",TC)}},children:this.content});this.on("change:numberOfPanels",(t,e,n,i)=>{if(n>i){this._addPanels(n-i)}else{this._removePanels(i-n)}this.updatePosition()})}_addPanels(t){while(t--){const t=new kb;t.setTemplate({tag:"div"});this.content.add(t);this.registerChild(t)}}_removePanels(t){while(t--){const t=this.content.last;this.content.remove(t);this.deregisterChild(t);t.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:t,left:e}=this._balloonPanelView;const{width:n,height:i}=new vh(this._balloonPanelView.element);Object.assign(this,{top:t,left:e,width:n,height:i})}}}var MC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M5.085 6.22L2.943 4.078a.75.75 0 1 1 1.06-1.06l2.592 2.59A11.094 11.094 0 0 1 10 5.068c4.738 0 8.578 3.101 8.578 5.083 0 1.197-1.401 2.803-3.555 3.887l1.714 1.713a.75.75 0 0 1-.09 1.138.488.488 0 0 1-.15.084.75.75 0 0 1-.821-.16L6.17 7.304c-.258.11-.51.233-.757.365l6.239 6.24-.006.005.78.78c-.388.094-.78.166-1.174.215l-1.11-1.11h.011L4.55 8.197a7.2 7.2 0 0 0-.665.514l-.112.098 4.897 4.897-.005.006 1.276 1.276a10.164 10.164 0 0 1-1.477-.117l-.479-.479-.009.009-4.863-4.863-.022.031a2.563 2.563 0 0 0-.124.2c-.043.077-.08.158-.108.241a.534.534 0 0 0-.028.133.29.29 0 0 0 .008.072.927.927 0 0 0 .082.226c.067.133.145.26.234.379l3.242 3.365.025.01.59.623c-3.265-.918-5.59-3.155-5.59-4.668 0-1.194 1.448-2.838 3.663-3.93zm7.07.531a4.632 4.632 0 0 1 1.108 5.992l.345.344.046-.018a9.313 9.313 0 0 0 2-1.112c.256-.187.5-.392.727-.613.137-.134.27-.277.392-.431.072-.091.141-.185.203-.286.057-.093.107-.19.148-.292a.72.72 0 0 0 .036-.12.29.29 0 0 0 .008-.072.492.492 0 0 0-.028-.133.999.999 0 0 0-.036-.096 2.165 2.165 0 0 0-.071-.145 2.917 2.917 0 0 0-.125-.2 3.592 3.592 0 0 0-.263-.335 5.444 5.444 0 0 0-.53-.523 7.955 7.955 0 0 0-1.054-.768 9.766 9.766 0 0 0-1.879-.891c-.337-.118-.68-.219-1.027-.301zm-2.85.21l-.069.002a.508.508 0 0 0-.254.097.496.496 0 0 0-.104.679.498.498 0 0 0 .326.199l.045.005c.091.003.181.003.272.012a2.45 2.45 0 0 1 2.017 1.513c.024.061.043.125.069.185a.494.494 0 0 0 .45.287h.008a.496.496 0 0 0 .35-.158.482.482 0 0 0 .13-.335.638.638 0 0 0-.048-.219 3.379 3.379 0 0 0-.36-.723 3.438 3.438 0 0 0-2.791-1.543l-.028-.001h-.013z"/></svg>';function IC(t){const e=t.plugins.get("ContextualBalloon");if(jk(t.editing.view.document.selection)){const n=NC(t);e.updatePosition(n)}}function NC(t){const e=t.editing.view;const n=wk.defaultPositions;return{target:e.domConverter.viewToDom(e.document.selection.getSelectedElement()),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast]}}class OC extends Bw{static get requires(){return[SC]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton();this._createForm()}destroy(){super.destroy();this._form.destroy()}_createButton(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("imageTextAlternative",n=>{const i=t.commands.get("imageTextAlternative");const o=new sw(n);o.set({label:e("Change image text alternative"),icon:MC,tooltip:true});o.bind("isEnabled").to(i,"isEnabled");this.listenTo(o,"execute",()=>{this._showForm()});return o})}_createForm(){const t=this.editor;const e=t.editing.view;const n=e.document;this._balloon=this.editor.plugins.get("ContextualBalloon");this._form=new vC(t.locale);this._form.render();this.listenTo(this._form,"submit",()=>{t.execute("imageTextAlternative",{newValue:this._form.labeledInput.fieldView.element.value});this._hideForm(true)});this.listenTo(this._form,"cancel",()=>{this._hideForm(true)});this._form.keystrokes.set("Esc",(t,e)=>{this._hideForm(true);e()});this.listenTo(t.ui,"update",()=>{if(!jk(n.selection)){this._hideForm(true)}else if(this._isVisible){IC(t)}});mw({emitter:this._form,activator:()=>this._isVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible){return}const t=this.editor;const e=t.commands.get("imageTextAlternative");const n=this._form.labeledInput;if(!this._isInBalloon){this._balloon.add({view:this._form,position:NC(t)})}n.fieldView.value=n.fieldView.element.value=e.value||"";this._form.labeledInput.fieldView.select()}_hideForm(t){if(!this._isInBalloon){return}if(this._form.focusTracker.isFocused){this._form.saveButtonView.focus()}this._balloon.remove(this._form);if(t){this.editor.editing.view.focus()}}get _isVisible(){return this._balloon.visibleView===this._form}get _isInBalloon(){return this._balloon.hasView(this._form)}}class RC extends Bw{static get requires(){return[dC,OC]}static get pluginName(){return"ImageTextAlternative"}}var DC=n(78);class LC extends Bw{static get requires(){return[Jk,oC,RC]}static get pluginName(){return"Image"}}function VC(t,e){return n=>{const i=n.createEditableElement("figcaption");n.setCustomProperty("imageCaption",true,i);Op({view:t,element:i,text:e});return Mk(i,n)}}function jC(t){return!!t.getCustomProperty("imageCaption")}function BC(t){for(const e of t.getChildren()){if(!!e&&e.is("caption")){return e}}return null}function zC(t){const e=t.parent;if(t.name=="figcaption"&&e&&e.name=="figure"&&e.hasClass("image")){return{name:true}}return null}class FC extends Bw{static get pluginName(){return"ImageCaptionEditing"}init(){const t=this.editor;const e=t.editing.view;const n=t.model.schema;const i=t.data;const o=t.editing;const s=t.t;n.register("caption",{allowIn:"image",allowContentOf:"$block",isLimit:true});t.model.document.registerPostFixer(t=>this._insertMissingModelCaptionElement(t));t.conversion.for("upcast").elementToElement({view:zC,model:"caption"});const r=t=>t.createContainerElement("figcaption");i.downcastDispatcher.on("insert:caption",UC(r,false));const a=VC(e,s("Enter image caption"));o.downcastDispatcher.on("insert:caption",UC(a));o.downcastDispatcher.on("insert",this._fixCaptionVisibility(t=>t.item),{priority:"high"});o.downcastDispatcher.on("remove",this._fixCaptionVisibility(t=>t.position.parent),{priority:"high"});e.document.registerPostFixer(t=>this._updateCaptionVisibility(t))}_updateCaptionVisibility(t){const e=this.editor.editing.mapper;const n=this._lastSelectedCaption;let i;const o=this.editor.model.document.selection;const s=o.getSelectedElement();if(s&&s.is("image")){const t=BC(s);i=e.toViewElement(t)}const r=o.getFirstPosition();const a=qC(r.parent);if(a){i=e.toViewElement(a)}if(i){if(n){if(n===i){return $C(i,t)}else{WC(n,t);this._lastSelectedCaption=i;return $C(i,t)}}else{this._lastSelectedCaption=i;return $C(i,t)}}else{if(n){const e=WC(n,t);this._lastSelectedCaption=null;return e}else{return false}}}_fixCaptionVisibility(t){return(e,n,i)=>{const o=t(n);const s=qC(o);const r=this.editor.editing.mapper;const a=i.writer;if(s){const t=r.toViewElement(s);if(t){if(s.childCount){a.removeClass("ck-hidden",t)}else{a.addClass("ck-hidden",t)}}}}}_insertMissingModelCaptionElement(t){const e=this.editor.model;const n=e.document.differ.getChanges();const i=[];for(const t of n){if(t.type=="insert"&&t.name!="$text"){const n=t.position.nodeAfter;if(n.is("image")&&!BC(n)){i.push(n)}if(!n.is("image")&&n.childCount){for(const t of e.createRangeIn(n).getItems()){if(t.is("image")&&!BC(t)){i.push(t)}}}}}for(const e of i){t.appendElement("caption",e)}return!!i.length}}function UC(t,e=true){return(n,i,o)=>{const s=i.item;if(!s.childCount&&!e){return}if(Bk(s.parent)){if(!o.consumable.consume(i.item,"insert")){return}const e=o.mapper.toViewElement(i.range.start.parent);const n=t(o.writer);const r=o.writer;if(!s.childCount){r.addClass("ck-hidden",n)}HC(n,i.item,e,o)}}}function HC(t,e,n,i){const o=i.writer.createPositionAt(n,"end");i.writer.insert(o,t);i.mapper.bindElements(e,t)}function qC(t){const e=t.getAncestors({includeSelf:true});const n=e.find(t=>t.name=="caption");if(n&&n.parent&&n.parent.name=="image"){return n}return null}function WC(t,e){if(!t.childCount&&!t.hasClass("ck-hidden")){e.addClass("ck-hidden",t);return true}return false}function $C(t,e){if(t.hasClass("ck-hidden")){e.removeClass("ck-hidden",t);return true}return false}var GC=n(80);class YC extends Bw{static get requires(){return[FC]}static get pluginName(){return"ImageCaption"}}class KC extends Hw{constructor(t,e){super(t);this.defaultStyle=false;this.styles=e.reduce((t,e)=>{t[e.name]=e;if(e.isDefault){this.defaultStyle=e.name}return t},{})}refresh(){const t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=Bk(t);if(!t){this.value=false}else if(t.hasAttribute("imageStyle")){const e=t.getAttribute("imageStyle");this.value=this.styles[e]?e:false}else{this.value=this.defaultStyle}}execute(t){const e=t.value;const n=this.editor.model;const i=n.document.selection.getSelectedElement();n.change(t=>{if(this.styles[e].isDefault){t.removeAttribute("imageStyle",i)}else{t.setAttribute("imageStyle",e,i)}})}}function QC(t){return(e,n,i)=>{if(!i.consumable.consume(n.item,e.name)){return}const o=ZC(n.attributeNewValue,t);const s=ZC(n.attributeOldValue,t);const r=i.mapper.toViewElement(n.item);const a=i.writer;if(s){a.removeClass(s.className,r)}if(o){a.addClass(o.className,r)}}}function JC(t){const e=t.filter(t=>!t.isDefault);return(t,n,i)=>{if(!n.modelRange){return}const o=n.viewItem;const s=Ww(n.modelRange.getItems());if(!i.schema.checkAttribute(s,"imageStyle")){return}for(const t of e){if(i.consumable.consume(o,{classes:t.className})){i.writer.setAttribute("imageStyle",t.name,s)}}}}function ZC(t,e){for(const n of e){if(n.name===t){return n}}}var XC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 4.5V3h16v1.5zm2.5 3V12h11V7.5h-11zM4.061 6H15.94c.586 0 1.061.407 1.061.91v5.68c0 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.503-.305.91-.682.91H9.682c-.377 0-.682-.407-.682-.91V6.91c0-.503.305-.91.682-.91zM2 16.5V15h16v1.5z"/></svg>';const iT={full:{name:"full",title:"Full size image",icon:XC,isDefault:true},side:{name:"side",title:"Side image",icon:nT,className:"image-style-side"},alignLeft:{name:"alignLeft",title:"Left aligned image",icon:tT,className:"image-style-align-left"},alignCenter:{name:"alignCenter",title:"Centered image",icon:eT,className:"image-style-align-center"},alignRight:{name:"alignRight",title:"Right aligned image",icon:nT,className:"image-style-align-right"}};const oT={full:XC,left:tT,right:nT,center:eT};function sT(t=[]){return t.map(rT)}function rT(t){if(typeof t=="string"){const e=t;if(iT[e]){t=Object.assign({},iT[e])}else{console.warn(Object(rr["a"])("image-style-not-found: There is no such image style of given name."),{name:e});t={name:e}}}else if(iT[t.name]){const e=iT[t.name];const n=Object.assign({},t);for(const i in e){if(!t.hasOwnProperty(i)){n[i]=e[i]}}t=n}if(typeof t.icon=="string"&&oT[t.icon]){t.icon=oT[t.icon]}return t}class aT extends Bw{static get pluginName(){return"ImageStyleEditing"}init(){const t=this.editor;const e=t.model.schema;const n=t.data;const i=t.editing;t.config.define("image.styles",["full","side"]);const o=sT(t.config.get("image.styles"));e.extend("image",{allowAttributes:"imageStyle"});const s=QC(o);i.downcastDispatcher.on("attribute:imageStyle:image",s);n.downcastDispatcher.on("attribute:imageStyle:image",s);n.upcastDispatcher.on("element:figure",JC(o),{priority:"low"});t.commands.add("imageStyle",new KC(t,o))}}var cT=n(82);class lT extends Bw{static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const t=this.editor.t;return{"Full size image":t("Full size image"),"Side image":t("Side image"),"Left aligned image":t("Left aligned image"),"Centered image":t("Centered image"),"Right aligned image":t("Right aligned image")}}init(){const t=this.editor;const e=t.config.get("image.styles");const n=dT(sT(e),this.localizedDefaultStylesTitles);for(const t of n){this._createButton(t)}}_createButton(t){const e=this.editor;const n=`imageStyle:${t.name}`;e.ui.componentFactory.add(n,n=>{const i=e.commands.get("imageStyle");const o=new sw(n);o.set({label:t.title,icon:t.icon,tooltip:true,isToggleable:true});o.bind("isEnabled").to(i,"isEnabled");o.bind("isOn").to(i,"value",e=>e===t.name);this.listenTo(o,"execute",()=>{e.execute("imageStyle",{value:t.name});e.editing.view.focus()});return o})}}function dT(t,e){for(const n of t){if(e[n.title]){n.title=e[n.title]}}return t}class uT extends Bw{static get requires(){return[aT,lT]}static get pluginName(){return"ImageStyle"}}class hT extends Bw{static get requires(){return[SC]}static get pluginName(){return"WidgetToolbarRepository"}init(){const t=this.editor;if(t.plugins.has("BalloonToolbar")){const e=t.plugins.get("BalloonToolbar");this.listenTo(e,"show",e=>{if(gT(t.editing.view.document.selection)){e.stop()}},{priority:"high"})}this._toolbarDefinitions=new Map;this._balloon=this.editor.plugins.get("ContextualBalloon");this.on("change:isEnabled",()=>{this._updateToolbarsVisibility()});this.listenTo(t.ui,"update",()=>{this._updateToolbarsVisibility()});this.listenTo(t.ui.focusTracker,"change:isFocused",()=>{this._updateToolbarsVisibility()},{priority:"low"})}destroy(){super.destroy();for(const t of this._toolbarDefinitions.values()){t.view.destroy()}}register(t,{ariaLabel:e,items:n,getRelatedElement:i,balloonClassName:o="ck-toolbar-container"}){const s=this.editor;const r=s.t;const a=new Tw(s.locale);a.ariaLabel=e||r("Widget toolbar");if(this._toolbarDefinitions.has(t)){throw new rr["b"]("widget-toolbar-duplicated: Toolbar with the given id was already added.",this,{toolbarId:t})}a.fillFromConfig(n,s.ui.componentFactory);this._toolbarDefinitions.set(t,{view:a,getRelatedElement:i,balloonClassName:o})}_updateToolbarsVisibility(){let t=0;let e=null;let n=null;for(const i of this._toolbarDefinitions.values()){const o=i.getRelatedElement(this.editor.editing.view.document.selection);if(!this.isEnabled||!o){if(this._isToolbarInBalloon(i)){this._hideToolbar(i)}}else if(!this.editor.ui.focusTracker.isFocused){if(this._isToolbarVisible(i)){this._hideToolbar(i)}}else{const s=o.getAncestors().length;if(s>t){t=s;e=o;n=i}}}if(n){this._showToolbar(n,e)}}_hideToolbar(t){this._balloon.remove(t.view);this.stopListening(this._balloon,"change:visibleView")}_showToolbar(t,e){if(this._isToolbarVisible(t)){fT(this.editor,e)}else if(!this._isToolbarInBalloon(t)){this._balloon.add({view:t.view,position:mT(this.editor,e),balloonClassName:t.balloonClassName});this.listenTo(this._balloon,"change:visibleView",()=>{for(const t of this._toolbarDefinitions.values()){if(this._isToolbarVisible(t)){const e=t.getRelatedElement(this.editor.editing.view.document.selection);fT(this.editor,e)}}})}}_isToolbarVisible(t){return this._balloon.visibleView===t.view}_isToolbarInBalloon(t){return this._balloon.hasView(t.view)}}function fT(t,e){const n=t.plugins.get("ContextualBalloon");const i=mT(t,e);n.updatePosition(i)}function mT(t,e){const n=t.editing.view;const i=wk.defaultPositions;return{target:n.domConverter.mapViewToDom(e),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,Ok]}}function gT(t){const e=t.getSelectedElement();return!!(e&&Ck(e))}class pT extends Bw{static get requires(){return[hT]}static get pluginName(){return"ImageToolbar"}afterInit(){const t=this.editor;const e=t.t;const n=t.plugins.get(hT);n.register("image",{ariaLabel:e("Image toolbar"),items:t.config.get("image.toolbar")||[],getRelatedElement:jk})}}class bT extends kb{constructor(t){super(t);this.buttonView=new sw(t);this._fileInputView=new wT(t);this._fileInputView.bind("acceptedType").to(this);this._fileInputView.bind("allowMultipleFiles").to(this);this._fileInputView.delegate("done").to(this);this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]});this.buttonView.on("execute",()=>{this._fileInputView.open()})}focus(){this.buttonView.focus()}}class wT extends kb{constructor(t){super(t);this.set("acceptedType");this.set("allowMultipleFiles",false);const e=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:e.to("acceptedType"),multiple:e.to("allowMultipleFiles")},on:{change:e.to(()=>{if(this.element&&this.element.files&&this.element.files.length){this.fire("done",this.element.files)}this.element.value=""})}})}open(){this.element.click()}}var kT='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M6.91 10.54c.26-.23.64-.21.88.03l3.36 3.14 2.23-2.06a.64.64 0 0 1 .87 0l2.52 2.97V4.5H3.2v10.12l3.71-4.08zm10.27-7.51c.6 0 1.09.47 1.09 1.05v11.84c0 .59-.49 1.06-1.09 1.06H2.79c-.6 0-1.09-.47-1.09-1.06V4.08c0-.58.49-1.05 1.1-1.05h14.38zm-5.22 5.56a1.96 1.96 0 1 1 3.4-1.96 1.96 1.96 0 0 1-3.4 1.96z"/></svg>';function _T(t){const e=t.map(t=>t.replace("+","\\+"));return new RegExp(`^image\\/(${e.join("|")})$`)}function vT(t){return new Promise((e,n)=>{const i=t.getAttribute("src");fetch(i).then(t=>t.blob()).then(t=>{const n=xT(t,i);const o=n.replace("image/","");const s=`image.${o}`;const r=new File([t],s,{type:n});e(r)}).catch(n)})}function yT(t){if(!t.is("element","img")||!t.getAttribute("src")){return false}return t.getAttribute("src").match(/^data:image\/\w+;base64,/g)||t.getAttribute("src").match(/^blob:/g)}function xT(t,e){if(t.type){return t.type}else if(e.match(/data:(image\/\w+);base64/)){return e.match(/data:(image\/\w+);base64/)[1].toLowerCase()}else{return"image/jpeg"}}class AT extends Bw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("imageUpload",n=>{const i=new bT(n);const o=t.commands.get("imageUpload");const s=t.config.get("image.upload.types");const r=_T(s);i.set({acceptedType:s.map(t=>`image/${t}`).join(","),allowMultipleFiles:true});i.buttonView.set({label:e("Insert image"),icon:kT,tooltip:true});i.buttonView.bind("isEnabled").to(o);i.on("done",(e,n)=>{const i=Array.from(n).filter(t=>r.test(t.type));if(i.length){t.execute("imageUpload",{file:i})}});return i})}}var CT='<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 700 250"><rect rx="4"/></svg>';var TT=n(84);var ST=n(86);var PT=n(88);class ET extends Bw{constructor(t){super(t);this.placeholder="data:image/svg+xml;utf8,"+encodeURIComponent(CT)}init(){const t=this.editor;t.editing.downcastDispatcher.on("attribute:uploadStatus:image",(...t)=>this.uploadStatusChange(...t))}uploadStatusChange(t,e,n){const i=this.editor;const o=e.item;const s=o.getAttribute("uploadId");if(!n.consumable.consume(e.item,t.name)){return}const r=i.plugins.get(vv);const a=s?e.attributeNewValue:null;const c=this.placeholder;const l=i.editing.mapper.toViewElement(o);const d=n.writer;if(a=="reading"){MT(l,d);NT(c,l,d);return}if(a=="uploading"){const t=r.loaders.get(s);MT(l,d);if(!t){NT(c,l,d)}else{OT(l,d);RT(l,d,t,i.editing.view);FT(l,d,t)}return}if(a=="complete"&&r.loaders.get(s)){LT(l,d,i.editing.view)}DT(l,d);OT(l,d);IT(l,d)}}function MT(t,e){if(!t.hasClass("ck-appear")){e.addClass("ck-appear",t)}}function IT(t,e){e.removeClass("ck-appear",t)}function NT(t,e,n){if(!e.hasClass("ck-image-upload-placeholder")){n.addClass("ck-image-upload-placeholder",e)}const i=Uk(e);if(i.getAttribute("src")!==t){n.setAttribute("src",t,i)}if(!BT(e,"placeholder")){n.insert(n.createPositionAfter(i),jT(n))}}function OT(t,e){if(t.hasClass("ck-image-upload-placeholder")){e.removeClass("ck-image-upload-placeholder",t)}zT(t,e,"placeholder")}function RT(t,e,n,i){const o=VT(e);e.insert(e.createPositionAt(t,"end"),o);n.on("change:uploadedPercent",(t,e,n)=>{i.change(t=>{t.setStyle("width",n+"%",o)})})}function DT(t,e){zT(t,e,"progressBar")}function LT(t,e,n){const i=e.createUIElement("div",{class:"ck-image-upload-complete-icon"});e.insert(e.createPositionAt(t,"end"),i);setTimeout(()=>{n.change(t=>t.remove(t.createRangeOn(i)))},3e3)}function VT(t){const e=t.createUIElement("div",{class:"ck-progress-bar"});t.setCustomProperty("progressBar",true,e);return e}function jT(t){const e=t.createUIElement("div",{class:"ck-upload-placeholder-loader"});t.setCustomProperty("placeholder",true,e);return e}function BT(t,e){for(const n of t.getChildren()){if(n.getCustomProperty(e)){return n}}}function zT(t,e,n){const i=BT(t,n);if(i){e.remove(e.createRangeOn(i))}}function FT(t,e,n){if(n.data){const i=Uk(t);e.setAttribute("src",n.data,i)}}class UT{constructor(t){this.document=t}createDocumentFragment(t){return new ql(this.document,t)}createElement(t,e,n){return new jc(this.document,t,e,n)}createText(t){return new zr(this.document,t)}clone(t,e=false){return t._clone(e)}appendChild(t,e){return e._appendChild(t)}insertChild(t,e,n){return n._insertChild(t,e)}removeChildren(t,e,n){return n._removeChildren(t,e)}remove(t){const e=t.parent;if(e){return this.removeChildren(e.getChildIndex(t),1,e)}return[]}replace(t,e){const n=t.parent;if(n){const i=n.getChildIndex(t);this.removeChildren(i,1,n);this.insertChild(i,e,n);return true}return false}unwrapElement(t){const e=t.parent;if(e){const n=e.getChildIndex(t);this.remove(t);this.insertChild(n,t.getChildren(),e)}}rename(t,e){const n=new jc(this.document,t,e.getAttributes(),e.getChildren());return this.replace(e,n)?n:null}setAttribute(t,e,n){n._setAttribute(t,e)}removeAttribute(t,e){e._removeAttribute(t)}addClass(t,e){e._addClass(t)}removeClass(t,e){e._removeClass(t)}setStyle(t,e,n){if(R(t)&&n===undefined){n=e}n._setStyle(t,e)}removeStyle(t,e){e._removeStyle(t)}setCustomProperty(t,e,n){n._setCustomProperty(t,e)}removeCustomProperty(t,e){return e._removeCustomProperty(t)}createPositionAt(t,e){return ul._createAt(t,e)}createPositionAfter(t){return ul._createAfter(t)}createPositionBefore(t){return ul._createBefore(t)}createRange(t,e){return new hl(t,e)}createRangeOn(t){return hl._createOn(t)}createRangeIn(t){return hl._createIn(t)}createSelection(t,e,n){return new gl(t,e,n)}}class HT extends Hw{refresh(){this.isEnabled=Fk(this.editor.model)}execute(t){const e=this.editor;const n=e.model;const i=e.plugins.get(vv);n.change(e=>{const o=Array.isArray(t.file)?t.file:[t.file];for(const t of o){qT(e,n,i,t)}})}}function qT(t,e,n,i){const o=n.createLoader(i);if(!o){return}zk(t,e,{uploadId:o.id})}class WT extends Bw{static get requires(){return[vv,gv,Ey]}static get pluginName(){return"ImageUploadEditing"}constructor(t){super(t);t.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}})}init(){const t=this.editor;const e=t.model.document;const n=t.model.schema;const i=t.conversion;const o=t.plugins.get(vv);const s=_T(t.config.get("image.upload.types"));n.extend("image",{allowAttributes:["uploadId","uploadStatus"]});t.commands.add("imageUpload",new HT(t));i.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"});this.listenTo(t.editing.view.document,"clipboardInput",(e,n)=>{if($T(n.dataTransfer)){return}const i=Array.from(n.dataTransfer.files).filter(t=>{if(!t){return false}return s.test(t.type)});const o=n.targetRanges.map(e=>t.editing.mapper.toModelRange(e));t.model.change(n=>{n.setSelection(o);if(i.length){e.stop();t.model.enqueueChange("default",()=>{t.execute("imageUpload",{file:i})})}})});this.listenTo(t.plugins.get(Ey),"inputTransformation",(e,n)=>{const i=Array.from(t.editing.view.createRangeIn(n.content)).filter(t=>yT(t.item)&&!t.item.getAttribute("uploadProcessed")).map(t=>({promise:vT(t.item),imageElement:t.item}));if(!i.length){return}const s=new UT(t.editing.view.document);for(const t of i){s.setAttribute("uploadProcessed",true,t.imageElement);const e=o.createLoader(t.promise);if(e){s.setAttribute("src","",t.imageElement);s.setAttribute("uploadId",e.id,t.imageElement)}}});t.editing.view.document.on("dragover",(t,e)=>{e.preventDefault()});e.on("change",()=>{const n=e.differ.getChanges({includeChangesInGraveyard:true});for(const e of n){if(e.type=="insert"&&e.name!="$text"){const n=e.position.nodeAfter;const i=e.position.root.rootName=="$graveyard";for(const e of GT(t,n)){const t=e.getAttribute("uploadId");if(!t){continue}const n=o.loaders.get(t);if(!n){continue}if(i){n.abort()}else if(n.status=="idle"){this._readAndUpload(n,e)}}}}})}_readAndUpload(t,e){const n=this.editor;const i=n.model;const o=n.locale.t;const s=n.plugins.get(vv);const r=n.plugins.get(gv);i.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","reading",e)});return t.read().then(()=>{const o=t.upload();if(Tl.isSafari){const t=n.editing.mapper.toViewElement(e);const i=Uk(t);n.editing.view.once("render",()=>{if(!i.parent){return}const t=n.editing.view.domConverter.mapViewToDom(i.parent);if(!t){return}const e=t.style.display;t.style.display="none";t._ckHack=t.offsetHeight;t.style.display=e})}i.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","uploading",e)});return o}).then(t=>{i.enqueueChange("transparent",n=>{n.setAttributes({uploadStatus:"complete",src:t.default},e);this._parseAndSetSrcsetAttributeOnImage(t,e,n)});a()}).catch(n=>{if(t.status!=="error"&&t.status!=="aborted"){throw n}if(t.status=="error"&&n){r.showWarning(n,{title:o("Upload failed"),namespace:"upload"})}a();i.enqueueChange("transparent",t=>{t.remove(e)})});function a(){i.enqueueChange("transparent",t=>{t.removeAttribute("uploadId",e);t.removeAttribute("uploadStatus",e)});s.destroyLoader(t)}}_parseAndSetSrcsetAttributeOnImage(t,e,n){let i=0;const o=Object.keys(t).filter(t=>{const e=parseInt(t,10);if(!isNaN(e)){i=Math.max(i,e);return true}}).map(e=>`${t[e]} ${e}w`).join(", ");if(o!=""){n.setAttribute("srcset",{data:o,width:i},e)}}}function $T(t){return Array.from(t.types).includes("text/html")&&t.getData("text/html")!==""}function GT(t,e){return Array.from(t.model.createRangeOn(e)).filter(t=>t.item.is("image")).map(t=>t.item)}class YT extends Bw{static get pluginName(){return"ImageUpload"}static get requires(){return[WT,AT,ET]}}class KT extends Hw{constructor(t){super(t);this._childCommands=[]}refresh(){}execute(...t){const e=this._getFirstEnabledCommand();e.execute(t)}registerChildCommand(t){this._childCommands.push(t);t.on("change:isEnabled",()=>this._checkEnabled());this._checkEnabled()}_checkEnabled(){this.isEnabled=!!this._getFirstEnabledCommand()}_getFirstEnabledCommand(){return this._childCommands.find(t=>t.isEnabled)}}class QT extends Bw{static get pluginName(){return"IndentEditing"}init(){const t=this.editor;t.commands.add("indent",new KT(t));t.commands.add("outdent",new KT(t))}}var JT='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zM1.632 6.95L5.02 9.358a.4.4 0 0 1-.013.661l-3.39 2.207A.4.4 0 0 1 1 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sw(o);r.set({label:e,icon:n,tooltip:true});r.bind("isOn","isEnabled").to(s,"value","isEnabled");this.listenTo(r,"execute",()=>{i.execute(t);i.editing.view.focus()});return r})}}class tS extends Bw{static get pluginName(){return"Indent"}static get requires(){return[QT,XT]}}const eS="italic";class nS extends Bw{static get pluginName(){return"ItalicEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:eS});t.model.schema.setAttributeProperties(eS,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:eS,view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]});t.commands.add(eS,new ek(t,eS));t.keystrokes.set("CTRL+I",eS)}}var iS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.586 14.633l.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 1.005-.334.157-.122.291-.32.404-.597l2.416-9.55a1.053 1.053 0 0 0-.281-.823 1.12 1.12 0 0 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mp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(n("Save"),wC,"ck-button-save");this.saveButtonView.type="submit";this.cancelButtonView=this._createButton(n("Cancel"),kC,"ck-button-cancel","cancel");this._manualDecoratorSwitches=this._createManualDecoratorSwitches(e);this.children=this._createFormChildren(e.manualDecorators);this._focusables=new Hp;this._focusCycler=new Lb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const i=["ck","ck-link-form"];if(e.manualDecorators.length){i.push("ck-link-form_layout-vertical")}this.setTemplate({tag:"form",attributes:{class:i,tabindex:"-1"},children:this.children})}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce((t,e)=>{t[e.name]=e.isOn;return t},{})}render(){super.render();bC({view:this});const t=[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const t=this.locale.t;const e=new hC(this.locale,gC);e.label=t("Link URL");e.fieldView.placeholder="https://example.com";return e}_createButton(t,e,n,i){const o=new sw(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate("execute").to(this,i)}return o}_createManualDecoratorSwitches(t){const e=this.createCollection();for(const n of t.manualDecorators){const i=new fw(this.locale);i.set({name:n.id,label:n.label,withText:true});i.bind("isOn").toMany([n,t],"value",(t,e)=>e===undefined&&t===undefined?n.defaultValue:t);i.on("execute",()=>{n.set("value",!i.isOn)});e.add(i)}return e}_createFormChildren(t){const e=this.createCollection();e.add(this.urlInputView);if(t.length){const t=new kb;t.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map(t=>({tag:"li",children:[t],attributes:{class:["ck","ck-list__item"]}})),attributes:{class:["ck","ck-reset","ck-list"]}});e.add(t)}e.add(this.saveButtonView);e.add(this.cancelButtonView);return e}}var dS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184zm4.919 10.562l-1.414 1.414a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.061-1.06l1.414 1.414 1.414-1.415a.75.75 0 0 1 1.061 1.061l-1.414 1.414 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414z"/></svg>';var uS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7.3 17.37l-.061.088a1.518 1.518 0 0 1-.934.535l-4.178.663-.806-4.153a1.495 1.495 0 0 1 .187-1.058l.056-.086L8.77 2.639c.958-1.351 2.803-1.076 4.296-.03 1.497 1.047 2.387 2.693 1.433 4.055L7.3 17.37zM9.14 4.728l-5.545 8.346 3.277 2.294 5.544-8.346L9.14 4.728zM6.07 16.512l-3.276-2.295.53 2.73 2.746-.435zM9.994 3.506L13.271 5.8c.316-.452-.16-1.333-1.065-1.966-.905-.634-1.895-.78-2.212-.328zM8 18.5L9.375 17H19v1.5H8z"/></svg>';var hS=n(92);class fS extends kb{constructor(t){super(t);const e=t.t;this.focusTracker=new Sp;this.keystrokes=new mp;this.previewButtonView=this._createPreviewButton();this.unlinkButtonView=this._createButton(e("Unlink"),dS,"unlink");this.editButtonView=this._createButton(e("Edit link"),uS,"edit");this.set("href");this._focusables=new Hp;this._focusCycler=new Lb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();const t=[this.previewButtonView,this.editButtonView,this.unlinkButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createButton(t,e,n){const i=new sw(this.locale);i.set({label:t,icon:e,tooltip:true});i.delegate("execute").to(this,n);return i}_createPreviewButton(){const t=new sw(this.locale);const e=this.bindTemplate;const n=this.t;t.set({withText:true,tooltip:n("Open link in new tab")});t.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:e.to("href",t=>t&&K_(t)),target:"_blank",rel:"noopener noreferrer"}});t.bind("label").to(this,"href",t=>t||n("This link has no URL"));t.bind("isEnabled").to(this,"href",t=>!!t);t.template.tag="a";t.template.eventListeners={};return t}}var mS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>';const gS="Ctrl+K";class pS extends Bw{static get requires(){return[SC]}static get pluginName(){return"LinkUI"}init(){const t=this.editor;t.editing.view.addObserver(aS);this.actionsView=this._createActionsView();this.formView=this._createFormView();this._balloon=t.plugins.get(SC);this._createToolbarLinkButton();this._enableUserBalloonInteractions()}destroy(){super.destroy();this.formView.destroy()}_createActionsView(){const t=this.editor;const e=new fS(t.locale);const n=t.commands.get("link");const i=t.commands.get("unlink");e.bind("href").to(n,"value");e.editButtonView.bind("isEnabled").to(n);e.unlinkButtonView.bind("isEnabled").to(i);this.listenTo(e,"edit",()=>{this._addFormView()});this.listenTo(e,"unlink",()=>{t.execute("unlink");this._hideUI()});e.keystrokes.set("Esc",(t,e)=>{this._hideUI();e()});e.keystrokes.set(gS,(t,e)=>{this._addFormView();e()});return e}_createFormView(){const t=this.editor;const e=t.commands.get("link");const n=new lS(t.locale,e);n.urlInputView.fieldView.bind("value").to(e,"value");n.urlInputView.bind("isReadOnly").to(e,"isEnabled",t=>!t);n.saveButtonView.bind("isEnabled").to(e);this.listenTo(n,"submit",()=>{t.execute("link",n.urlInputView.fieldView.element.value,n.getDecoratorSwitchesState());this._closeFormView()});this.listenTo(n,"cancel",()=>{this._closeFormView()});n.keystrokes.set("Esc",(t,e)=>{this._closeFormView();e()});return n}_createToolbarLinkButton(){const t=this.editor;const e=t.commands.get("link");const n=t.t;t.keystrokes.set(gS,(t,e)=>{e();this._showUI(true)});t.ui.componentFactory.add("link",t=>{const i=new sw(t);i.isEnabled=true;i.label=n("Link");i.icon=mS;i.keystroke=gS;i.tooltip=true;i.isToggleable=true;i.bind("isEnabled").to(e,"isEnabled");i.bind("isOn").to(e,"value",t=>!!t);this.listenTo(i,"execute",()=>this._showUI(true));return i})}_enableUserBalloonInteractions(){const t=this.editor.editing.view.document;this.listenTo(t,"click",()=>{const t=this._getSelectedLinkElement();if(t){this._showUI()}});this.editor.keystrokes.set("Tab",(t,e)=>{if(this._areActionsVisible&&!this.actionsView.focusTracker.isFocused){this.actionsView.focus();e()}},{priority:"high"});this.editor.keystrokes.set("Esc",(t,e)=>{if(this._isUIVisible){this._hideUI();e()}});mw({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){if(this._areActionsInPanel){return}this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this._isFormInPanel){return}const t=this.editor;const e=t.commands.get("link");this._balloon.add({view:this.formView,position:this._getBalloonPositionData()});if(this._balloon.visibleView===this.formView){this.formView.urlInputView.fieldView.select()}this.formView.urlInputView.fieldView.element.value=e.value||""}_closeFormView(){const t=this.editor.commands.get("link");t.restoreManualDecoratorStates();if(t.value!==undefined){this._removeFormView()}else{this._hideUI()}}_removeFormView(){if(this._isFormInPanel){this.formView.saveButtonView.focus();this._balloon.remove(this.formView);this.editor.editing.view.focus()}}_showUI(t=false){if(!this._getSelectedLinkElement()){this._addActionsView();if(t){this._balloon.showStack("main")}this._addFormView()}else{if(this._areActionsVisible){this._addFormView()}else{this._addActionsView()}if(t){this._balloon.showStack("main")}}this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel){return}const t=this.editor;this.stopListening(t.ui,"update");this.stopListening(this._balloon,"change:visibleView");t.editing.view.focus();this._removeFormView();this._balloon.remove(this.actionsView)}_startUpdatingUI(){const t=this.editor;const e=t.editing.view.document;let n=this._getSelectedLinkElement();let i=s();const o=()=>{const t=this._getSelectedLinkElement();const e=s();if(n&&!t||!n&&e!==i){this._hideUI()}else if(this._isUIVisible){this._balloon.updatePosition(this._getBalloonPositionData())}n=t;i=e};function s(){return e.selection.focus.getAncestors().reverse().find(t=>t.is("element"))}this.listenTo(t.ui,"update",o);this.listenTo(this._balloon,"change:visibleView",o)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){const t=this._balloon.visibleView;return t==this.formView||this._areActionsVisible}_getBalloonPositionData(){const t=this.editor.editing.view;const e=t.document;const n=this._getSelectedLinkElement();const i=n?t.domConverter.mapViewToDom(n):t.domConverter.viewRangeToDom(e.selection.getFirstRange());return{target:i}}_getSelectedLinkElement(){const t=this.editor.editing.view;const e=t.document.selection;if(e.isCollapsed){return bS(e.getFirstPosition())}else{const n=e.getFirstRange().getTrimmed();const i=bS(n.start);const o=bS(n.end);if(!i||i!=o){return null}if(t.createRangeIn(i).getTrimmed().isEqual(n)){return i}else{return null}}}}function bS(t){return t.getAncestors().find(t=>G_(t))}class wS extends Bw{static get requires(){return[fv,pS]}static get pluginName(){return"Link"}}class kS extends Hw{constructor(t,e){super(t);this.type=e}refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(){const t=this.editor.model;const e=t.document;const n=Array.from(e.selection.getSelectedBlocks()).filter(e=>vS(e,t.schema));const i=this.value===true;t.change(t=>{if(i){let e=n[n.length-1].nextSibling;let i=Number.POSITIVE_INFINITY;let o=[];while(e&&e.name=="listItem"&&e.getAttribute("listIndent")!==0){const t=e.getAttribute("listIndent");if(t<i){i=t}const n=t-i;o.push({element:e,listIndent:n});e=e.nextSibling}o=o.reverse();for(const e of o){t.setAttribute("listIndent",e.listIndent,e.element)}}if(!i){let t=Number.POSITIVE_INFINITY;for(const e of n){if(e.is("listItem")&&e.getAttribute("listIndent")<t){t=e.getAttribute("listIndent")}}t=t===0?1:t;_S(n,true,t);_S(n,false,t)}for(const e of n.reverse()){if(i&&e.name=="listItem"){t.rename(e,"paragraph")}else if(!i&&e.name!="listItem"){t.setAttributes({listType:this.type,listIndent:0},e);t.rename(e,"listItem")}else if(!i&&e.name=="listItem"&&e.getAttribute("listType")!=this.type){t.setAttribute("listType",this.type,e)}}})}_getValue(){const t=Ww(this.editor.model.document.selection.getSelectedBlocks());return!!t&&t.is("listItem")&&t.getAttribute("listType")==this.type}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const n=Ww(t.getSelectedBlocks());if(!n){return false}return vS(n,e)}}function _S(t,e,n){const i=e?t[0]:t[t.length-1];if(i.is("listItem")){let o=i[e?"previousSibling":"nextSibling"];let s=i.getAttribute("listIndent");while(o&&o.is("listItem")&&o.getAttribute("listIndent")>=n){if(s>o.getAttribute("listIndent")){s=o.getAttribute("listIndent")}if(o.getAttribute("listIndent")==s){t[e?"unshift":"push"](o)}o=o[e?"previousSibling":"nextSibling"]}}}function vS(t,e){return e.checkChild(t.parent,"listItem")&&!e.isObject(t)}class yS extends Hw{constructor(t,e){super(t);this._indentBy=e=="forward"?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor.model;const e=t.document;let n=Array.from(e.selection.getSelectedBlocks());t.change(t=>{const e=n[n.length-1];let i=e.nextSibling;while(i&&i.name=="listItem"&&i.getAttribute("listIndent")>e.getAttribute("listIndent")){n.push(i);i=i.nextSibling}if(this._indentBy<0){n=n.reverse()}for(const e of n){const n=e.getAttribute("listIndent")+this._indentBy;if(n<0){t.rename(e,"paragraph")}else{t.setAttribute("listIndent",n,e)}}})}_checkEnabled(){const t=Ww(this.editor.model.document.selection.getSelectedBlocks());if(!t||!t.is("listItem")){return false}if(this._indentBy>0){const e=t.getAttribute("listIndent");const n=t.getAttribute("listType");let i=t.previousSibling;while(i&&i.is("listItem")&&i.getAttribute("listIndent")>=e){if(i.getAttribute("listIndent")==e){return i.getAttribute("listType")==n}i=i.previousSibling}return false}return true}}function xS(t){const e=t.createContainerElement("li");e.getFillerOffset=MS;return e}function AS(t,e){const n=e.mapper;const i=e.writer;const o=t.getAttribute("listType")=="numbered"?"ol":"ul";const s=xS(i);const r=i.createContainerElement(o,null);i.insert(i.createPositionAt(r,0),s);n.bindElements(t,s);return s}function CS(t,e,n,i){const o=e.parent;const s=n.mapper;const r=n.writer;let a=s.toViewPosition(i.createPositionBefore(t));const c=PS(t.previousSibling,{sameIndent:true,smallerIndent:true,listIndent:t.getAttribute("listIndent")});const l=t.previousSibling;if(c&&c.getAttribute("listIndent")==t.getAttribute("listIndent")){const t=s.toViewElement(c);a=r.breakContainer(r.createPositionAfter(t))}else{if(l&&l.name=="listItem"){a=s.toViewPosition(i.createPositionAt(l,"end"))}else{a=s.toViewPosition(i.createPositionBefore(t))}}a=SS(a);r.insert(a,o);if(l&&l.name=="listItem"){const t=s.toViewElement(l);const n=r.createRange(r.createPositionAt(t,0),a);const i=n.getWalker({ignoreElementEnd:true});for(const t of i){if(t.item.is("li")){const n=r.breakContainer(r.createPositionBefore(t.item));const o=t.item.parent;const s=r.createPositionAt(e,"end");TS(r,s.nodeBefore,s.nodeAfter);r.move(r.createRangeOn(o),s);i.position=n}}}else{const n=o.nextSibling;if(n&&(n.is("ul")||n.is("ol"))){let i=null;for(const e of n.getChildren()){const n=s.toModelElement(e);if(n&&n.getAttribute("listIndent")>t.getAttribute("listIndent")){i=e}else{break}}if(i){r.breakContainer(r.createPositionAfter(i));r.move(r.createRangeOn(i.parent),r.createPositionAt(e,"end"))}}}TS(r,o,o.nextSibling);TS(r,o.previousSibling,o)}function TS(t,e,n){if(!e||!n||e.name!="ul"&&e.name!="ol"){return null}if(e.name!=n.name||e.getAttribute("class")!==n.getAttribute("class")){return null}return t.mergeContainers(t.createPositionAfter(e))}function SS(t){return t.getLastMatchingPosition(t=>t.item.is("uiElement"))}function PS(t,e){const n=!!e.sameIndent;const i=!!e.smallerIndent;const o=e.listIndent;let s=t;while(s&&s.name=="listItem"){const t=s.getAttribute("listIndent");if(n&&o==t||i&&o>t){return s}s=s.previousSibling}return null}function ES(t,e,n,i){t.ui.componentFactory.add(e,o=>{const s=t.commands.get(e);const r=new sw(o);r.set({label:n,icon:i,tooltip:true,isToggleable:true});r.bind("isOn","isEnabled").to(s,"value","isEnabled");r.on("execute",()=>{t.execute(e);t.editing.view.focus()});return r})}function MS(){const t=!this.isEmpty&&(this.getChild(0).name=="ul"||this.getChild(0).name=="ol");if(this.isEmpty||t){return 0}return Hc.call(this)}function IS(t){return(e,n,i)=>{const o=i.consumable;if(!o.test(n.item,"insert")||!o.test(n.item,"attribute:listType")||!o.test(n.item,"attribute:listIndent")){return}o.consume(n.item,"insert");o.consume(n.item,"attribute:listType");o.consume(n.item,"attribute:listIndent");const s=n.item;const r=AS(s,i);CS(s,r,i,t)}}function NS(t){return(e,n,i)=>{const o=i.mapper.toViewPosition(n.position).getLastMatchingPosition(t=>!t.item.is("li"));const s=o.nodeAfter;const r=i.writer;r.breakContainer(r.createPositionBefore(s));r.breakContainer(r.createPositionAfter(s));const a=s.parent;const c=a.previousSibling;const l=r.createRangeOn(a);const d=r.remove(l);if(c&&c.nextSibling){TS(r,c,c.nextSibling)}const u=i.mapper.toModelElement(s);GS(u.getAttribute("listIndent")+1,n.position,l.start,s,i,t);for(const t of r.createRangeIn(d).getItems()){i.mapper.unbindViewElement(t)}e.stop()}}function OS(t,e,n){if(!n.consumable.consume(e.item,"attribute:listType")){return}const i=n.mapper.toViewElement(e.item);const o=n.writer;o.breakContainer(o.createPositionBefore(i));o.breakContainer(o.createPositionAfter(i));const s=i.parent;const r=e.attributeNewValue=="numbered"?"ol":"ul";o.rename(r,s)}function RS(t,e,n){const i=n.mapper.toViewElement(e.item);const o=i.parent;const s=n.writer;TS(s,o,o.nextSibling);TS(s,o.previousSibling,o);for(const t of e.item.getChildren()){n.consumable.consume(t,"insert")}}function DS(t){return(e,n,i)=>{if(!i.consumable.consume(n.item,"attribute:listIndent")){return}const o=i.mapper.toViewElement(n.item);const s=i.writer;s.breakContainer(s.createPositionBefore(o));s.breakContainer(s.createPositionAfter(o));const r=o.parent;const a=r.previousSibling;const c=s.createRangeOn(r);s.remove(c);if(a&&a.nextSibling){TS(s,a,a.nextSibling)}GS(n.attributeOldValue+1,n.range.start,c.start,o,i,t);CS(n.item,o,i,t);for(const t of n.item.getChildren()){i.consumable.consume(t,"insert")}}}function LS(t,e,n){if(e.item.name!="listItem"){let t=n.mapper.toViewPosition(e.range.start);const i=n.writer;const o=[];while(t.parent.name=="ul"||t.parent.name=="ol"){t=i.breakContainer(t);if(t.parent.name!="li"){break}const e=t;const n=i.createPositionAt(t.parent,"end");if(!e.isEqual(n)){const t=i.remove(i.createRange(e,n));o.push(t)}t=i.createPositionAfter(t.parent)}if(o.length>0){for(let e=0;e<o.length;e++){const n=t.nodeBefore;const s=i.insert(t,o[e]);t=s.end;if(e>0){const e=TS(i,n,n.nextSibling);if(e&&e.parent==n){t.offset--}}}TS(i,t.nodeBefore,t.nodeAfter)}}}function VS(t,e,n){const i=n.mapper.toViewPosition(e.position);const o=i.nodeBefore;const s=i.nodeAfter;TS(n.writer,o,s)}function jS(t,e,n){if(n.consumable.consume(e.viewItem,{name:true})){const t=n.writer;const i=t.createElement("listItem");const o=KS(e.viewItem);t.setAttribute("listIndent",o,i);const s=e.viewItem.parent&&e.viewItem.parent.name=="ol"?"numbered":"bulleted";t.setAttribute("listType",s,i);const r=n.splitToAllowedParent(i,e.modelCursor);if(!r){return}t.insert(i,r.position);const a=WS(i,e.viewItem.getChildren(),n);e.modelRange=t.createRange(e.modelCursor,a);if(r.cursorParent){e.modelCursor=t.createPositionAt(r.cursorParent,0)}else{e.modelCursor=e.modelRange.end}}}function BS(t,e,n){if(n.consumable.test(e.viewItem,{name:true})){const t=Array.from(e.viewItem.getChildren());for(const e of t){const t=!(e.is("li")||YS(e));if(t){e._remove()}}}}function zS(t,e,n){if(n.consumable.test(e.viewItem,{name:true})){if(e.viewItem.childCount===0){return}const t=[...e.viewItem.getChildren()];let n=false;let i=true;for(const e of t){if(n&&!YS(e)){e._remove()}if(e.is("text")){if(i){e._data=e.data.replace(/^\s+/,"")}if(!e.nextSibling||YS(e.nextSibling)){e._data=e.data.replace(/\s+$/,"")}}else if(YS(e)){n=true}i=false}}}function FS(t){return(e,n)=>{if(n.isPhantom){return}const i=n.modelPosition.nodeBefore;if(i&&i.is("listItem")){const e=n.mapper.toViewElement(i);const o=e.getAncestors().find(YS);const s=t.createPositionAt(e,0).getWalker();for(const t of s){if(t.type=="elementStart"&&t.item.is("li")){n.viewPosition=t.previousPosition;break}else if(t.type=="elementEnd"&&t.item==o){n.viewPosition=t.nextPosition;break}}}}}function US(t){return(e,n)=>{const i=n.viewPosition;const o=i.parent;const s=n.mapper;if(o.name=="ul"||o.name=="ol"){if(!i.isAtEnd){const e=s.toModelElement(i.nodeAfter);n.modelPosition=t.createPositionBefore(e)}else{const e=s.toModelElement(i.nodeBefore);const o=s.getModelLength(i.nodeBefore);n.modelPosition=t.createPositionBefore(e).getShiftedBy(o)}e.stop()}else if(o.name=="li"&&i.nodeBefore&&(i.nodeBefore.name=="ul"||i.nodeBefore.name=="ol")){const r=s.toModelElement(o);let a=1;let c=i.nodeBefore;while(c&&YS(c)){a+=s.getModelLength(c);c=c.previousSibling}n.modelPosition=t.createPositionBefore(r).getShiftedBy(a);e.stop()}}}function HS(t,e){const n=t.document.differ.getChanges();const i=new Map;let o=false;for(const i of n){if(i.type=="insert"&&i.name=="listItem"){s(i.position)}else if(i.type=="insert"&&i.name!="listItem"){if(i.name!="$text"){const n=i.position.nodeAfter;if(n.hasAttribute("listIndent")){e.removeAttribute("listIndent",n);o=true}if(n.hasAttribute("listType")){e.removeAttribute("listType",n);o=true}for(const e of Array.from(t.createRangeIn(n)).filter(t=>t.item.is("listItem"))){s(e.previousPosition)}}const n=i.position.getShiftedBy(i.length);s(n)}else if(i.type=="remove"&&i.name=="listItem"){s(i.position)}else if(i.type=="attribute"&&i.attributeKey=="listIndent"){s(i.range.start)}else if(i.type=="attribute"&&i.attributeKey=="listType"){s(i.range.start)}}for(const t of i.values()){r(t);a(t)}return o;function s(t){const e=t.nodeBefore;if(!e||!e.is("listItem")){const e=t.nodeAfter;if(e&&e.is("listItem")){i.set(e,e)}}else{let t=e;if(i.has(t)){return}for(let e=t.previousSibling;e&&e.is("listItem");e=t.previousSibling){t=e;if(i.has(t)){return}}i.set(e,t)}}function r(t){let n=0;let i=null;while(t&&t.is("listItem")){const s=t.getAttribute("listIndent");if(s>n){let r;if(i===null){i=s-n;r=n}else{if(i>s){i=s}r=s-i}e.setAttribute("listIndent",r,t);o=true}else{i=null;n=t.getAttribute("listIndent")+1}t=t.nextSibling}}function a(t){let n=[];let i=null;while(t&&t.is("listItem")){const s=t.getAttribute("listIndent");if(i&&i.getAttribute("listIndent")>s){n=n.slice(0,s+1)}if(s!=0){if(n[s]){const i=n[s];if(t.getAttribute("listType")!=i){e.setAttribute("listType",i,t);o=true}}else{n[s]=t.getAttribute("listType")}}i=t;t=t.nextSibling}}}function qS(t,[e,n]){let i=e.is("documentFragment")?e.getChild(0):e;let o;if(!n){o=this.document.selection}else{o=this.createSelection(n)}if(i&&i.is("listItem")){const t=o.getFirstPosition();let e=null;if(t.parent.is("listItem")){e=t.parent}else if(t.nodeBefore&&t.nodeBefore.is("listItem")){e=t.nodeBefore}if(e){const t=e.getAttribute("listIndent");if(t>0){while(i&&i.is("listItem")){i._setAttribute("listIndent",i.getAttribute("listIndent")+t);i=i.nextSibling}}}}}function WS(t,e,n){const{writer:i,schema:o}=n;let s=i.createPositionAfter(t);for(const r of e){if(r.name=="ul"||r.name=="ol"){s=n.convertItem(r,s).modelCursor}else{const e=n.convertItem(r,i.createPositionAt(t,"end"));const a=e.modelRange.start.nodeAfter;const c=a&&a.is("element")&&!o.checkChild(t,a.name);if(c){if(e.modelCursor.parent.is("listItem")){t=e.modelCursor.parent}else{t=$S(e.modelCursor)}s=i.createPositionAfter(t)}}}return s}function $S(t){const e=new Hh({startPosition:t});let n;do{n=e.next()}while(!n.value.item.is("listItem"));return n.value.item}function GS(t,e,n,i,o,s){const r=PS(e.nodeBefore,{sameIndent:true,smallerIndent:true,listIndent:t,foo:"b"});const a=o.mapper;const c=o.writer;const l=r?r.getAttribute("listIndent"):null;let d;if(!r){d=n}else if(l==t){const t=a.toViewElement(r).parent;d=c.createPositionAfter(t)}else{const t=s.createPositionAt(r,"end");d=a.toViewPosition(t)}d=SS(d);for(const t of[...i.getChildren()]){if(YS(t)){d=c.move(c.createRangeOn(t),d).end;TS(c,t,t.nextSibling);TS(c,t.previousSibling,t)}}}function YS(t){return t.is("ol")||t.is("ul")}function KS(t){let e=0;let n=t.parent;while(n){if(n.is("li")){e++}else{const t=n.previousSibling;if(t&&t.is("li")){e++}}n=n.parent}return e}class QS extends Bw{static get pluginName(){return"ListEditing"}static get requires(){return[kA]}init(){const t=this.editor;t.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const e=t.data;const n=t.editing;t.model.document.registerPostFixer(e=>HS(t.model,e));n.mapper.registerViewToModelLength("li",JS);e.mapper.registerViewToModelLength("li",JS);n.mapper.on("modelToViewPosition",FS(n.view));n.mapper.on("viewToModelPosition",US(t.model));e.mapper.on("modelToViewPosition",FS(n.view));t.conversion.for("editingDowncast").add(e=>{e.on("insert",LS,{priority:"high"});e.on("insert:listItem",IS(t.model));e.on("attribute:listType:listItem",OS,{priority:"high"});e.on("attribute:listType:listItem",RS,{priority:"low"});e.on("attribute:listIndent:listItem",DS(t.model));e.on("remove:listItem",NS(t.model));e.on("remove",VS,{priority:"low"})});t.conversion.for("dataDowncast").add(e=>{e.on("insert",LS,{priority:"high"});e.on("insert:listItem",IS(t.model))});t.conversion.for("upcast").add(t=>{t.on("element:ul",BS,{priority:"high"});t.on("element:ol",BS,{priority:"high"});t.on("element:li",zS,{priority:"high"});t.on("element:li",jS)});t.model.on("insertContent",qS,{priority:"high"});t.commands.add("numberedList",new kS(t,"numbered"));t.commands.add("bulletedList",new kS(t,"bulleted"));t.commands.add("indentList",new yS(t,"forward"));t.commands.add("outdentList",new yS(t,"backward"));const i=n.view.document;this.listenTo(i,"enter",(t,e)=>{const n=this.editor.model.document;const i=n.selection.getLastPosition().parent;if(n.selection.isCollapsed&&i.name=="listItem"&&i.isEmpty){this.editor.execute("outdentList");e.preventDefault();t.stop()}});this.listenTo(i,"delete",(t,e)=>{if(e.direction!=="backward"){return}const n=this.editor.model.document.selection;if(!n.isCollapsed){return}const i=n.getFirstPosition();if(!i.isAtStart){return}const o=i.parent;if(o.name!=="listItem"){return}const s=o.previousSibling&&o.previousSibling.name==="listItem";if(s){return}this.editor.execute("outdentList");e.preventDefault();t.stop()},{priority:"high"});const o=t=>(e,n)=>{const i=this.editor.commands.get(t);if(i.isEnabled){this.editor.execute(t);n()}};t.keystrokes.set("Tab",o("indentList"));t.keystrokes.set("Shift+Tab",o("outdentList"))}afterInit(){const t=this.editor.commands;const e=t.get("indent");const n=t.get("outdent");if(e){e.registerChildCommand(t.get("indentList"))}if(n){n.registerChildCommand(t.get("outdentList"))}}}function JS(t){let e=1;for(const n of t.getChildren()){if(n.name=="ul"||n.name=="ol"){for(const t of n.getChildren()){e+=JS(t)}}}return e}var ZS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM3.5 3v5H2V3.7H1v-1h2.5V3zM.343 17.857l2.59-3.257H2.92a.6.6 0 1 0-1.04 0H.302a2 2 0 1 1 3.995 0h-.001c-.048.405-.16.734-.333.988-.175.254-.59.692-1.244 1.312H4.3v1h-4l.043-.043zM7 14.75a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z"/></svg>';var XS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 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iP(t,e,n){e.setCustomProperty("media",true,t);return Tk(t,e,{label:n})}function oP(t){const e=t.getSelectedElement();if(e&&sP(e)){return e}return null}function sP(t){return!!t.getCustomProperty("media")&&Ck(t)}function rP(t,e,n,i){const o=t.createContainerElement("figure",{class:"media"});o.getFillerOffset=lP;t.insert(t.createPositionAt(o,0),e.getMediaViewElement(t,n,i));return o}function aP(t){const e=t.getSelectedElement();if(e&&e.is("media")){return e}return null}function cP(t,e,n){t.change(i=>{const o=i.createElement("media",{url:e});t.insertContent(o,n);i.setSelection(o,"on")})}function lP(){return null}class dP extends Hw{refresh(){const t=this.editor.model;const e=t.document.selection;const n=t.schema;const i=e.getFirstPosition();const o=aP(e);let s=i.parent;if(s!=s.root){s=s.parent}this.value=o?o.getAttribute("url"):null;this.isEnabled=n.checkChild(s,"media")}execute(t){const e=this.editor.model;const n=e.document.selection;const i=aP(n);if(i){e.change(e=>{e.setAttribute("url",t,i)})}else{const i=Ik(n,e);cP(e,t,i)}}}var uP='<svg viewBox="0 0 64 42" xmlns="http://www.w3.org/2000/svg"><path d="M47.426 17V3.713L63.102 0v19.389h-.001l.001.272c0 1.595-2.032 3.43-4.538 4.098-2.506.668-4.538-.083-4.538-1.678 0-1.594 2.032-3.43 4.538-4.098.914-.244 2.032-.565 2.888-.603V4.516L49.076 7.447v9.556A1.014 1.014 0 0 0 49 17h-1.574zM29.5 17h-8.343a7.073 7.073 0 1 0-4.657 4.06v3.781H3.3a2.803 2.803 0 0 1-2.8-2.804V8.63a2.803 2.803 0 0 1 2.8-2.805h4.082L8.58 2.768A1.994 1.994 0 0 1 10.435 1.5h8.985c.773 0 1.477.448 1.805 1.149l1.488 3.177H26.7c1.546 0 2.8 1.256 2.8 2.805V17zm-11.637 0H17.5a1 1 0 0 0-1 1v.05A4.244 4.244 0 1 1 17.863 17zm29.684 2c.97 0 .953-.048.953.889v20.743c0 .953.016.905-.953.905H19.453c-.97 0-.953.048-.953-.905V19.89c0-.937-.016-.889.97-.889h28.077zm-4.701 19.338V22.183H24.154v16.155h18.692zM20.6 21.375v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 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this.providerDefinitions){const n=e.html;let i=e.url;if(!Array.isArray(i)){i=[i]}for(const e of i){const i=this._getUrlMatches(t,e);if(i){return new mP(this.locale,t,i,n)}}}return null}_getUrlMatches(t,e){let n=t.match(e);if(n){return n}let i=t.replace(/^https?:\/\//,"");n=i.match(e);if(n){return n}i=i.replace(/^www\./,"");n=i.match(e);if(n){return n}return null}}class mP{constructor(t,e,n,i){this.url=this._getValidUrl(e);this._t=t.t;this._match=n;this._previewRenderer=i}getViewElement(t,e){const n={};let i;if(e.renderForEditingView||e.renderMediaPreview&&this.url&&this._previewRenderer){if(this.url){n["data-oembed-url"]=this.url}if(e.renderForEditingView){n.class="ck-media__wrapper"}const o=this._getPreviewHtml(e);i=t.createUIElement("div",n,(function(t){const e=this.toDomElement(t);e.innerHTML=o;return e}))}else{if(this.url){n.url=this.url}i=t.createEmptyElement("oembed",n)}t.setCustomProperty("media-content",true,i);return i}_getPreviewHtml(t){if(this._previewRenderer){return this._previewRenderer(this._match)}else{if(this.url&&t.renderForEditingView){return this._getPlaceholderHtml()}return""}}_getPlaceholderHtml(){const t=new iw;const e=new ew;t.text=this._t("Open media in new tab");e.content=uP;e.viewBox=hP;const n=new $p({tag:"div",attributes:{class:"ck ck-reset_all ck-media__placeholder"},children:[{tag:"div",attributes:{class:"ck-media__placeholder__icon"},children:[e]},{tag:"a",attributes:{class:"ck-media__placeholder__url",target:"_blank",rel:"noopener noreferrer",href:this.url},children:[{tag:"span",attributes:{class:"ck-media__placeholder__url__text"},children:[this.url]},t]}]}).render();return n.outerHTML}_getValidUrl(t){if(!t){return null}if(t.match(/^https?/)){return t}return"https://"+t}}var gP=n(94);class pP extends Bw{static get pluginName(){return"MediaEmbedEditing"}constructor(t){super(t);t.config.define("mediaEmbed",{providers:[{name:"dailymotion",url:/^dailymotion\.com\/video\/(\w+)/,html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; ">'+`<iframe src="https://www.dailymotion.com/embed/video/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" width="480" height="270" allowfullscreen allow="autoplay">'+"</iframe>"+"</div>"}},{name:"spotify",url:[/^open\.spotify\.com\/(artist\/\w+)/,/^open\.spotify\.com\/(album\/\w+)/,/^open\.spotify\.com\/(track\/\w+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 126%;">'+`<iframe src="https://open.spotify.com/embed/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" allowtransparency="true" allow="encrypted-media">'+"</iframe>"+"</div>"}},{name:"youtube",url:[/^(?:m\.)?youtube\.com\/watch\?v=([\w-]+)/,/^(?:m\.)?youtube\.com\/v\/([\w-]+)/,/^youtube\.com\/embed\/([\w-]+)/,/^youtu\.be\/([\w-]+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;">'+`<iframe src="https://www.youtube.com/embed/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" allow="autoplay; encrypted-media" allowfullscreen>'+"</iframe>"+"</div>"}},{name:"vimeo",url:[/^vimeo\.com\/(\d+)/,/^vimeo\.com\/[^/]+\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/album\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/channels\/[^/]+\/(\d+)/,/^vimeo\.com\/groups\/[^/]+\/videos\/(\d+)/,/^vimeo\.com\/ondemand\/[^/]+\/(\d+)/,/^player\.vimeo\.com\/video\/(\d+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;">'+`<iframe src="https://player.vimeo.com/video/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen>'+"</iframe>"+"</div>"}},{name:"instagram",url:/^instagram\.com\/p\/(\w+)/},{name:"twitter",url:/^twitter\.com/},{name:"googleMaps",url:/^google\.com\/maps/},{name:"flickr",url:/^flickr\.com/},{name:"facebook",url:/^facebook\.com/}]});this.registry=new fP(t.locale,t.config.get("mediaEmbed"))}init(){const t=this.editor;const e=t.model.schema;const n=t.t;const i=t.conversion;const o=t.config.get("mediaEmbed.previewsInData");const s=this.registry;t.commands.add("mediaEmbed",new dP(t));e.register("media",{isObject:true,isBlock:true,allowWhere:"$block",allowAttributes:["url"]});i.for("dataDowncast").elementToElement({model:"media",view:(t,e)=>{const n=t.getAttribute("url");return rP(e,s,n,{renderMediaPreview:n&&o})}});i.for("dataDowncast").add(nP(s,{renderMediaPreview:o}));i.for("editingDowncast").elementToElement({model:"media",view:(t,e)=>{const i=t.getAttribute("url");const o=rP(e,s,i,{renderForEditingView:true});return iP(o,e,n("media widget"))}});i.for("editingDowncast").add(nP(s,{renderForEditingView:true}));i.for("upcast").elementToElement({view:{name:"oembed",attributes:{url:true}},model:(t,e)=>{const n=t.getAttribute("url");if(s.hasMedia(n)){return e.createElement("media",{url:n})}}}).elementToElement({view:{name:"div",attributes:{"data-oembed-url":true}},model:(t,e)=>{const n=t.getAttribute("data-oembed-url");if(s.hasMedia(n)){return e.createElement("media",{url:n})}}})}}const bP=/^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w.-]+)+[\w\-._~:/?#[\]@!$&'()*+,;=]+$/;class wP extends Bw{static get requires(){return[Ey,Tx]}static get pluginName(){return"AutoMediaEmbed"}constructor(t){super(t);this._timeoutId=null;this._positionToInsert=null}init(){const t=this.editor;const e=t.model.document;this.listenTo(t.plugins.get(Ey),"inputTransformation",()=>{const t=e.selection.getFirstRange();const n=Dg.fromPosition(t.start);n.stickiness="toPrevious";const i=Dg.fromPosition(t.end);i.stickiness="toNext";e.once("change:data",()=>{this._embedMediaBetweenPositions(n,i);n.detach();i.detach()},{priority:"high"})});t.commands.get("undo").on("execute",()=>{if(this._timeoutId){Nd.window.clearTimeout(this._timeoutId);this._positionToInsert.detach();this._timeoutId=null;this._positionToInsert=null}},{priority:"high"})}_embedMediaBetweenPositions(t,e){const n=this.editor;const i=n.plugins.get(pP).registry;const o=new cf(t,e);const s=o.getWalker({ignoreElementEnd:true});let r="";for(const t of s){if(t.item.is("textProxy")){r+=t.item.data}}r=r.trim();if(!r.match(bP)){o.detach();return}if(!i.hasMedia(r)){o.detach();return}const a=n.commands.get("mediaEmbed");if(!a.isEnabled){o.detach();return}this._positionToInsert=Dg.fromPosition(t);this._timeoutId=Nd.window.setTimeout(()=>{n.model.change(t=>{this._timeoutId=null;t.remove(o);o.detach();let e;if(this._positionToInsert.root.rootName!=="$graveyard"){e=this._positionToInsert}cP(n.model,r,e);this._positionToInsert.detach();this._positionToInsert=null})},100)}}var kP=n(96);class _P extends kb{constructor(t,e){super(e);const n=e.t;this.focusTracker=new Sp;this.keystrokes=new mp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(n("Save"),wC,"ck-button-save");this.saveButtonView.type="submit";this.cancelButtonView=this._createButton(n("Cancel"),kC,"ck-button-cancel","cancel");this._focusables=new Hp;this._focusCycler=new Lb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this._validators=t;this.setTemplate({tag:"form",attributes:{class:["ck","ck-media-form"],tabindex:"-1"},children:[this.urlInputView,this.saveButtonView,this.cancelButtonView]})}render(){super.render();bC({view:this});const t=[this.urlInputView,this.saveButtonView,this.cancelButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element);const e=t=>t.stopPropagation();this.keystrokes.set("arrowright",e);this.keystrokes.set("arrowleft",e);this.keystrokes.set("arrowup",e);this.keystrokes.set("arrowdown",e);this.listenTo(this.urlInputView.element,"selectstart",(t,e)=>{e.stopPropagation()},{priority:"high"})}focus(){this._focusCycler.focusFirst()}get url(){return this.urlInputView.fieldView.element.value.trim()}set url(t){this.urlInputView.fieldView.element.value=t.trim()}isValid(){this.resetFormStatus();for(const t of this._validators){const e=t(this);if(e){this.urlInputView.errorText=e;return false}}return true}resetFormStatus(){this.urlInputView.errorText=null;this.urlInputView.infoText=this._urlInputViewInfoDefault}_createUrlInput(){const t=this.locale.t;const e=new hC(this.locale,gC);const n=e.fieldView;this._urlInputViewInfoDefault=t("Paste the media URL in the input.");this._urlInputViewInfoTip=t("Tip: Paste the URL into the content to embed faster.");e.label=t("Media URL");e.infoText=this._urlInputViewInfoDefault;n.placeholder="https://example.com";n.on("input",()=>{e.infoText=n.element.value?this._urlInputViewInfoTip:this._urlInputViewInfoDefault});return e}_createButton(t,e,n,i){const o=new sw(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:n}});if(i){o.delegate("execute").to(this,i)}return o}}var vP='<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 01.593-.351l5.133 2.824a.4.4 0 010 .7l-5.133 2.824a.4.4 0 01-.593-.35V7.176v.001z"/></svg>\n';class yP extends Bw{static get requires(){return[pP]}static get pluginName(){return"MediaEmbedUI"}init(){const t=this.editor;const e=t.commands.get("mediaEmbed");const n=t.plugins.get(pP).registry;t.ui.componentFactory.add("mediaEmbed",i=>{const o=bw(i);const s=new _P(xP(t.t,n),t.locale);this._setUpDropdown(o,s,e,t);this._setUpForm(o,s,e);return o})}_setUpDropdown(t,e,n){const i=this.editor;const o=i.t;const s=t.buttonView;t.bind("isEnabled").to(n);t.panelView.children.add(e);s.set({label:o("Insert media"),icon:vP,tooltip:true});s.on("open",()=>{e.url=n.value||"";e.urlInputView.fieldView.select();e.focus()},{priority:"low"});t.on("submit",()=>{if(e.isValid()){i.execute("mediaEmbed",e.url);r()}});t.on("change:isOpen",()=>e.resetFormStatus());t.on("cancel",()=>r());function r(){i.editing.view.focus();t.isOpen=false}}_setUpForm(t,e,n){e.delegate("submit","cancel").to(t);e.urlInputView.bind("value").to(n,"value");e.urlInputView.bind("isReadOnly").to(n,"isEnabled",t=>!t);e.saveButtonView.bind("isEnabled").to(n)}}function xP(t,e){return[e=>{if(!e.url.length){return t("The URL must not be empty.")}},n=>{if(!e.hasMedia(n.url)){return t("This media URL is not supported.")}}]}var AP=n(98);class CP extends Bw{static get requires(){return[pP,yP,wP,oC]}static get pluginName(){return"MediaEmbed"}}class TP extends Hw{refresh(){const t=this.editor.model;const e=t.document;this.isEnabled=t.schema.checkAttributeInSelection(e.selection,"mention")}execute(t){const e=this.editor.model;const n=e.document;const i=n.selection;const o=typeof t.mention=="string"?{id:t.mention}:t.mention;const s=o.id;const r=t.range||i.getFirstRange();const a=t.text||s;const c=PP({_text:a,id:s},o);if(t.marker.length!=1){throw new rr["b"]("mentioncommand-incorrect-marker: The marker must be a single character.",this)}if(s.charAt(0)!=t.marker){throw new rr["b"]("mentioncommand-incorrect-id: The item id must start with the marker character.",this)}e.change(t=>{const n=Hr(i.getAttributes());const o=new Map(n.entries());o.set("mention",c);e.insertContent(t.createText(a,o),r);e.insertContent(t.createText(" ",n),r.start.getShiftedBy(a.length))})}}class SP extends Bw{static get pluginName(){return"MentionEditing"}init(){const t=this.editor;const e=t.model;const n=e.document;e.schema.extend("$text",{allowAttributes:"mention"});t.conversion.for("upcast").elementToAttribute({view:{name:"span",key:"data-mention",classes:"mention"},model:{key:"mention",value:EP}});t.conversion.for("downcast").attributeToElement({model:"mention",view:IP});t.conversion.for("downcast").add(MP);n.registerPostFixer(t=>RP(t,n,e.schema));n.registerPostFixer(t=>DP(t,n));n.registerPostFixer(t=>NP(t,n));t.commands.add("mention",new TP(t))}}function PP(t,e){return Object.assign({uid:nr()},t,e||{})}function EP(t,e){const n=t.getAttribute("data-mention");const i=t.getChild(0);if(!i){return}const o={id:n,_text:i.data};return PP(o,e)}function MP(t){t.on("attribute:mention",(t,e,n)=>{const i=e.attributeNewValue;if(!e.item.is("textProxy")||!i){return}const o=e.range.start;const s=o.textNode||o.nodeAfter;if(s.data!=i._text){n.consumable.consume(e.item,t.name)}},{priority:"highest"})}function IP(t,e){if(!t){return}const n={class:"mention","data-mention":t.id};const i={id:t.uid,priority:20};return e.createAttributeElement("span",n,i)}function NP(t,e){const n=e.selection;const i=n.focus;if(n.isCollapsed&&n.hasAttribute("mention")&&OP(i)){t.removeSelectionAttribute("mention");return true}}function OP(t){const e=t.isAtStart;const n=t.nodeBefore&&t.nodeBefore.is("text");return n||e}function RP(t,e,n){const i=e.differ.getChanges();let o=false;for(const e of i){const i=e.position;if(e.name=="$text"){const e=i.textNode&&i.textNode.nextSibling;o=VP(i.textNode,t)||o;o=VP(e,t)||o;o=VP(i.nodeBefore,t)||o;o=VP(i.nodeAfter,t)||o}if(e.name!="$text"&&e.type=="insert"){const e=i.nodeAfter;for(const n of t.createRangeIn(e).getItems()){o=VP(n,t)||o}}if(e.type=="insert"&&n.isInline(e.name)){const e=i.nodeAfter&&i.nodeAfter.nextSibling;o=VP(i.nodeBefore,t)||o;o=VP(e,t)||o}}return o}function DP(t,e){const n=e.differ.getChanges();let i=false;for(const e of n){if(e.type==="attribute"&&e.attributeKey!="mention"){const n=e.range.start.nodeBefore;const o=e.range.end.nodeAfter;for(const s of[n,o]){if(LP(s)&&s.getAttribute(e.attributeKey)!=e.attributeNewValue){t.setAttribute(e.attributeKey,e.attributeNewValue,s);i=true}}}}return i}function LP(t){if(!t||!(t.is("text")||t.is("textProxy"))||!t.hasAttribute("mention")){return false}const e=t.data;const n=t.getAttribute("mention");const i=n._text;return e!=i}function VP(t,e){if(LP(t)){e.removeAttribute("mention",t);return true}return false}class jP{constructor(t,e){this.model=t;this.testCallback=e;this.hasMatch=false;this.set("isEnabled",true);this.on("change:isEnabled",()=>{if(this.isEnabled){this._startListening()}else{this.stopListening(t.document.selection);this.stopListening(t.document)}});this._startListening()}_startListening(){const t=this.model;const e=t.document;this.listenTo(e.selection,"change:range",(t,{directChange:n})=>{if(!n){return}if(!e.selection.isCollapsed){if(this.hasMatch){this.fire("unmatched");this.hasMatch=false}return}this._evaluateTextBeforeSelection("selection")});this.listenTo(e,"change:data",(t,e)=>{if(e.type=="transparent"){return}this._evaluateTextBeforeSelection("data",{batch:e})})}_evaluateTextBeforeSelection(t,e={}){const n=this.model;const i=n.document;const o=i.selection;const s=n.createRange(n.createPositionAt(o.focus.parent,0),o.focus);const{text:r,range:a}=Lw(s,n);const c=this.testCallback(r);if(!c&&this.hasMatch){this.fire("unmatched")}this.hasMatch=!!c;if(c){const n=Object.assign(e,{text:r,range:a});if(typeof c=="object"){Object.assign(n,c)}this.fire(`matched:${t}`,n)}}}yr(jP,Qc);var BP=n(100);class zP extends lw{constructor(t){super(t);this.extendTemplate({attributes:{class:["ck-mentions"],tabindex:"-1"}})}selectFirst(){this.select(0)}selectNext(){const t=this.selected;const e=this.items.getIndex(t);this.select(e+1)}selectPrevious(){const t=this.selected;const e=this.items.getIndex(t);this.select(e-1)}select(t){let e=0;if(t>0&&t<this.items.length){e=t}else if(t<0){e=this.items.length-1}const n=this.items.get(e);if(this.selected===n){return}if(this.selected){this.selected.removeHighlight()}n.highlight();this.selected=n;if(!this._isItemVisibleInScrolledArea(n)){this.element.scrollTop=n.element.offsetTop}}executeSelected(){this.selected.fire("execute")}_isItemVisibleInScrolledArea(t){return new vh(this.element).contains(new vh(t.element))}}class FP extends kb{constructor(t,e){super(t);this.template=false;this.domElement=e;this.domElement.classList.add("ck-button");this.set("isOn",false);this.on("change:isOn",(t,e,n)=>{if(n){this.domElement.classList.add("ck-on");this.domElement.classList.remove("ck-off")}else{this.domElement.classList.add("ck-off");this.domElement.classList.remove("ck-on")}});this.listenTo(this.domElement,"click",()=>{this.fire("execute")})}render(){super.render();this.element=this.domElement}}class UP extends dw{highlight(){const t=this.children.first;t.isOn=true}removeHighlight(){const t=this.children.first;t.isOn=false}}const HP=3;const qP=[Rl.arrowup,Rl.arrowdown,Rl.enter,Rl.tab,Rl.space,Rl.esc];class WP extends Bw{static get pluginName(){return"MentionUI"}static get requires(){return[SC]}constructor(t){super(t);this._mentionsView=this._createMentionView();this._mentionsConfigurations=new Map;this._requestFeedDebounced=uh(this._requestFeed,100);t.config.define("mention",{feeds:[]})}init(){const t=this.editor;this._balloon=t.plugins.get(SC);t.editing.view.document.on("keydown",(t,e)=>{if(JP(e.keyCode)&&this._isUIVisible){e.preventDefault();t.stop();if(e.keyCode==Rl.arrowdown){this._mentionsView.selectNext()}if(e.keyCode==Rl.arrowup){this._mentionsView.selectPrevious()}if(e.keyCode==Rl.enter||e.keyCode==Rl.tab||e.keyCode==Rl.space){this._mentionsView.executeSelected()}if(e.keyCode==Rl.esc){this._hideUIAndRemoveMarker()}}},{priority:"highest"});mw({emitter:this._mentionsView,activator:()=>this._isUIVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideUIAndRemoveMarker()});const e=t.config.get("mention.feeds");for(const t of e){const e=t.feed;const n=t.marker;if(!XP(n)){throw new rr["b"]("mentionconfig-incorrect-marker: The marker must be provided and it must be a single character.",null)}const i=t.minimumCharacters||0;const o=typeof e=="function"?e.bind(this.editor):QP(e);const s=this._setupTextWatcherForFeed(n,i);const r=t.itemRenderer;const a={watcher:s,marker:n,feedCallback:o,itemRenderer:r};this._mentionsConfigurations.set(n,a)}this.on("requestFeed:response",(t,e)=>this._handleFeedResponse(e));this.on("requestFeed:error",()=>this._hideUIAndRemoveMarker())}destroy(){super.destroy();this._mentionsView.destroy()}get _isUIVisible(){return this._balloon.visibleView===this._mentionsView}_createMentionView(){const t=this.editor.locale;const e=new zP(t);this._items=new xr;e.items.bindTo(this._items).using(n=>{const{item:i,marker:o}=n;const s=new UP(t);const r=this._renderItem(i,o);r.delegate("execute").to(s);s.children.add(r);s.item=i;s.marker=o;s.on("execute",()=>{e.fire("execute",{item:i,marker:o})});return s});e.on("execute",(t,e)=>{const n=this.editor;const i=n.model;const o=e.item;const s=e.marker;const r=n.model.markers.get("mention");const a=i.createPositionAt(i.document.selection.focus);const c=i.createPositionAt(r.getStart());const l=i.createRange(c,a);this._hideUIAndRemoveMarker();n.execute("mention",{mention:o,text:o.text,marker:s,range:l});n.editing.view.focus()});return e}_getItemRenderer(t){const{itemRenderer:e}=this._mentionsConfigurations.get(t);return e}_requestFeed(t,e){this._lastRequested=e;const{feedCallback:n}=this._mentionsConfigurations.get(t);const i=n(e);const o=i instanceof Promise;if(!o){this.fire("requestFeed:response",{feed:i,marker:t,feedText:e});return}i.then(n=>{if(this._lastRequested==e){this.fire("requestFeed:response",{feed:n,marker:t,feedText:e})}else{this.fire("requestFeed:discarded",{feed:n,marker:t,feedText:e})}}).catch(t=>{this.fire("requestFeed:error",{error:t});console.warn(Object(rr["a"])("mention-feed-callback-error: Could not obtain mention autocomplete feed."))})}_setupTextWatcherForFeed(t,e){const n=this.editor;const i=new jP(n.model,YP(t,e));i.on("matched",(e,i)=>{const o=n.model.document.selection;const s=o.focus;if(ZP(s)){this._hideUIAndRemoveMarker();return}const r=KP(t,i.text);const a=t.length+r.length;const c=s.getShiftedBy(-a);const l=s.getShiftedBy(-r.length);const d=n.model.createRange(c,l);if(tE(n)){const t=n.model.markers.get("mention");n.model.change(e=>{e.updateMarker(t,{range:d})})}else{n.model.change(t=>{t.addMarker("mention",{range:d,usingOperation:false,affectsData:false})})}this._requestFeedDebounced(t,r)});i.on("unmatched",()=>{this._hideUIAndRemoveMarker()});const o=n.commands.get("mention");i.bind("isEnabled").to(o);return i}_handleFeedResponse(t){const{feed:e,marker:n}=t;if(!tE(this.editor)){return}this._items.clear();for(const t of e){const e=typeof t!="object"?{id:t,text:t}:t;this._items.add({item:e,marker:n})}const i=this.editor.model.markers.get("mention");if(this._items.length){this._showOrUpdateUI(i)}else{this._hideUIAndRemoveMarker()}}_showOrUpdateUI(t){if(this._isUIVisible){this._balloon.updatePosition(this._getBalloonPanelPositionData(t,this._mentionsView.position))}else{this._balloon.add({view:this._mentionsView,position:this._getBalloonPanelPositionData(t,this._mentionsView.position),withArrow:false,singleViewMode:true})}this._mentionsView.position=this._balloon.view.position;this._mentionsView.selectFirst()}_hideUIAndRemoveMarker(){if(this._balloon.hasView(this._mentionsView)){this._balloon.remove(this._mentionsView)}if(tE(this.editor)){this.editor.model.change(t=>t.removeMarker("mention"))}this._mentionsView.position=undefined}_renderItem(t,e){const n=this.editor;let i;let o=t.id;const s=this._getItemRenderer(e);if(s){const e=s(t);if(typeof e!="string"){i=new FP(n.locale,e)}else{o=e}}if(!i){const t=new sw(n.locale);t.label=o;t.withText=true;i=t}return i}_getBalloonPanelPositionData(t,e){const n=this.editor;const i=n.editing;const o=i.view.domConverter;const s=i.mapper;return{target:()=>{let e=t.getRange();if(e.start.root.rootName=="$graveyard"){e=n.model.document.selection.getFirstRange()}const i=s.toViewRange(e);const r=vh.getDomRangeRects(o.viewRangeToDom(i));return r.pop()},limiter:()=>{const t=this.editor.editing.view;const e=t.document;const n=e.selection.editableElement;if(n){return t.domConverter.mapViewToDom(n.root)}return null},positions:$P(e)}}}function $P(t){const e={caret_se:t=>({top:t.bottom+HP,left:t.right,name:"caret_se"}),caret_ne:(t,e)=>({top:t.top-e.height-HP,left:t.right,name:"caret_ne"}),caret_sw:(t,e)=>({top:t.bottom+HP,left:t.right-e.width,name:"caret_sw"}),caret_nw:(t,e)=>({top:t.top-e.height-HP,left:t.right-e.width,name:"caret_nw"})};if(e.hasOwnProperty(t)){return[e[t]]}return[e.caret_se,e.caret_sw,e.caret_ne,e.caret_nw]}function GP(t,e){const n=e==0?"*":`{${e},}`;const i=Tl.features.isRegExpUnicodePropertySupported?"\\p{Ps}\\p{Pi}\"'":"\\(\\[{\"'";const o="\\S";const s=`(?:^|[ ${i}])([${t}])([${o}]${n})$`;return new RegExp(s,"u")}function YP(t,e){const n=GP(t,e);return t=>n.test(t)}function KP(t,e){const n=GP(t,0);const i=e.match(n);return i[2]}function QP(t){return e=>{const n=t.filter(t=>{const n=typeof t=="string"?t:String(t.id);return n.toLowerCase().includes(e.toLowerCase())}).slice(0,10);return n}}function JP(t){return qP.includes(t)}function ZP(t){const e=t.textNode&&t.textNode.hasAttribute("mention");const n=t.nodeBefore;return e||n&&n.is("text")&&n.hasAttribute("mention")}function XP(t){return t&&t.length==1}function tE(t){return t.model.markers.has("mention")}var eE=n(102);class nE extends Bw{toMentionAttribute(t,e){return EP(t,e)}static get pluginName(){return"Mention"}static get requires(){return[SP,WP]}}function iE(t,e){for(const n of t.getChildren()){if(n.is("b")&&n.getStyle("font-weight")==="normal"){const 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l={headingRows:r.getAttribute("headingRows")||0,headingColumns:r.getAttribute("headingColumns")||0};for(const e of c){if(e.cell===o){const n=i.mapper.toViewElement(s);const r=i.writer.createPositionAt(n,s.getChildIndex(o));EM(e,l,r,i,t);return}}})}function AM(t={}){const e=!!t.asWidget;return t=>t.on("attribute:headingRows:table",(t,n,i)=>{const o=n.item;if(!i.consumable.consume(n.item,t.name)){return}const s=i.mapper.toViewElement(o);const r=jM(s);const a=n.attributeOldValue;const c=n.attributeNewValue;if(c>a){const t=Array.from(o.getChildren()).filter(({index:t})=>l(t,a-1,c));const n=OM("thead",r,i);VM(t,n,i,"end");for(const n of t){for(const t of n.getChildren()){SM(t,"th",i,e)}}}else{const t=Array.from(o.getChildren()).filter(({index:t})=>l(t,c-1,a)).reverse();const n=OM("tbody",r,i);VM(t,n,i,0);const s=new tM(o,{startRow:c?c-1:c,endRow:a-1});const d={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0};for(const t of s){PM(t,d,i,e)}}LM("thead",r,i);LM("tbody",r,i);function l(t,e,n){return t>e&&t<n}})}function CM(t={}){const e=!!t.asWidget;return t=>t.on("attribute:headingColumns:table",(t,n,i)=>{const o=n.item;if(!i.consumable.consume(n.item,t.name)){return}const s={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0};const r=n.attributeOldValue;const a=n.attributeNewValue;const c=(r>a?r:a)-1;for(const t of new tM(o)){if(t.column>c){continue}PM(t,s,i,e)}})}function TM(){return t=>t.on("remove:tableRow",(t,e,n)=>{t.stop();const i=n.writer;const o=n.mapper;const s=o.toViewPosition(e.position).getLastMatchingPosition(t=>!t.item.is("tr"));const r=s.nodeAfter;const a=r.parent;const c=a.parent;const l=i.createRangeOn(r);const d=i.remove(l);for(const t of i.createRangeIn(d).getItems()){o.unbindViewElement(t)}LM("thead",c,n);LM("tbody",c,n)},{priority:"higher"})}function SM(t,e,n,i){const o=n.writer;const s=n.mapper.toViewElement(t);if(!s){return}let r;if(i){const t=o.createEditableElement(e,s.getAttributes());r=Mk(t,o);o.insert(o.createPositionAfter(s),r);o.move(o.createRangeIn(s),o.createPositionAt(r,0));o.remove(o.createRangeOn(s))}else{r=o.rename(e,s)}n.mapper.unbindViewElement(s);n.mapper.bindElements(t,r)}function PM(t,e,n,i){const{cell:o}=t;const s=IM(t,e);const r=n.mapper.toViewElement(o);if(r&&r.name!==s){SM(o,s,n,i)}}function EM(t,e,n,i,o){const s=o&&o.asWidget;const r=IM(t,e);const a=s?Mk(i.writer.createEditableElement(r),i.writer):i.writer.createContainerElement(r);const c=t.cell;const l=c.getChild(0);const d=c.childCount===1&&l.name==="paragraph";i.writer.insert(n,a);if(d&&!BM(l)){const t=c.getChild(0);const e=i.writer.createPositionAt(a,"end");i.consumable.consume(t,"insert");if(o.asWidget){const n=i.writer.createContainerElement("span",{style:"display:inline-block"});i.mapper.bindElements(t,n);i.writer.insert(e,n);i.mapper.bindElements(c,a)}else{i.mapper.bindElements(c,a);i.mapper.bindElements(t,a)}}else{i.mapper.bindElements(c,a)}}function MM(t,e,n,i){i.consumable.consume(t,"insert");const o=i.writer.createContainerElement("tr");i.mapper.bindElements(t,o);const s=t.parent.getAttribute("headingRows")||0;const r=s>0&&e>=s?e-s:e;const a=i.writer.createPositionAt(n,r);i.writer.insert(a,o);return o}function IM(t,e){const{row:n,column:i}=t;const{headingColumns:o,headingRows:s}=e;const r=s&&s>n;if(r){return"th"}const a=o&&o>i;return a?"th":"td"}function NM(t,e){return t<e.headingRows?"thead":"tbody"}function OM(t,e,n){const i=RM(t,e);return i?i:DM(t,e,n)}function RM(t,e){for(const n of e.getChildren()){if(n.name==t){return n}}}function DM(t,e,n){const i=n.writer.createContainerElement(t);const o=n.writer.createPositionAt(e,t=="tbody"?"end":0);n.writer.insert(o,i);return i}function LM(t,e,n){const i=RM(t,e);if(i&&i.childCount===0){n.writer.remove(n.writer.createRangeOn(i))}}function VM(t,e,n,i){for(const o of t){const t=n.mapper.toViewElement(o);if(t){n.writer.move(n.writer.createRangeOn(t),n.writer.createPositionAt(e,i))}}}function jM(t){for(const e of t.getChildren()){if(e.name==="table"){return e}}}function BM(t){return!![...t.getAttributeKeys()].length}class zM extends Hw{refresh(){const t=this.editor.model;const e=t.document.selection;const n=t.schema;const i=FM(e.getFirstPosition());this.isEnabled=n.checkChild(i,"table")}execute(t={}){const e=this.editor.model;const n=e.document.selection;const i=this.editor.plugins.get("TableUtils");const o=parseInt(t.rows)||2;const s=parseInt(t.columns)||2;const r=Ik(n,e);e.change(t=>{const n=i.createTable(t,o,s);e.insertContent(n,r);t.setSelection(t.createPositionAt(n.getNodeByPath([0,0,0]),0))})}}function FM(t){const e=t.parent;return e===e.root?e:e.parent}class UM extends Hw{constructor(t,e={}){super(t);this.order=e.order||"below"}refresh(){const t=this.editor.model.document.selection;const e=HE("table",t.getFirstPosition());this.isEnabled=!!e}execute(){const t=this.editor;const e=t.model.document.selection;const n=t.plugins.get("TableUtils");const i=this.order==="above";const o=aM(e);const s=cM(o);const r=i?s.first:s.last;const a=HE("table",o[0]);n.insertRows(a,{at:i?r:r+1,copyStructureFromAbove:!i})}}class HM extends Hw{constructor(t,e={}){super(t);this.order=e.order||"right"}refresh(){const t=this.editor.model.document.selection;const e=HE("table",t.getFirstPosition());this.isEnabled=!!e}execute(){const t=this.editor;const e=t.model.document.selection;const n=t.plugins.get("TableUtils");const i=this.order==="left";const o=aM(e);const s=lM(o);const r=i?s.first:s.last;const a=HE("table",o[0]);n.insertColumns(a,{columns:1,at:i?r:r+1})}}class qM extends Hw{constructor(t,e={}){super(t);this.direction=e.direction||"horizontally"}refresh(){const t=aM(this.editor.model.document.selection);this.isEnabled=t.length===1}execute(){const t=aM(this.editor.model.document.selection)[0];const e=this.direction==="horizontally";const n=this.editor.plugins.get("TableUtils");if(e){n.splitCellHorizontally(t,2)}else{n.splitCellVertically(t,2)}}}class WM extends Hw{constructor(t,e){super(t);this.direction=e.direction;this.isHorizontal=this.direction=="right"||this.direction=="left"}refresh(){const t=this._getMergeableCell();this.value=t;this.isEnabled=!!t}execute(){const t=this.editor.model;const e=t.document;const n=rM(e.selection)[0];const i=this.value;const o=this.direction;t.change(t=>{const e=o=="right"||o=="down";const s=e?n:i;const r=e?i:n;const a=r.parent;YM(r,s,t);const c=this.isHorizontal?"colspan":"rowspan";const l=parseInt(n.getAttribute(c)||1);const d=parseInt(i.getAttribute(c)||1);t.setAttribute(c,l+d,s);t.setSelection(t.createRangeIn(s));if(!a.childCount){const e=this.editor.plugins.get("TableUtils");const n=HE("table",a);e.removeRows(n,{at:a.index,batch:t.batch})}})}_getMergeableCell(){const t=this.editor.model;const e=t.document;const n=rM(e.selection)[0];if(!n){return}const i=this.editor.plugins.get("TableUtils");const o=this.isHorizontal?$M(n,this.direction,i):GM(n,this.direction);if(!o){return}const s=this.isHorizontal?"rowspan":"colspan";const r=parseInt(n.getAttribute(s)||1);const a=parseInt(o.getAttribute(s)||1);if(a===r){return o}}}function $M(t,e,n){const i=t.parent;const o=i.parent;const s=e=="right"?t.nextSibling:t.previousSibling;const r=(o.getAttribute("headingColumns")||0)>0;if(!s){return}const a=e=="right"?t:s;const c=e=="right"?s:t;const{column:l}=n.getCellLocation(a);const{column:d}=n.getCellLocation(c);const u=parseInt(a.getAttribute("colspan")||1);const h=YE(n,a,o);const f=YE(n,c,o);if(r&&h!=f){return}const m=l+u===d;return m?s:undefined}function GM(t,e){const n=t.parent;const i=n.parent;const o=i.getChildIndex(n);if(e=="down"&&o===i.childCount-1||e=="up"&&o===0){return}const s=parseInt(t.getAttribute("rowspan")||1);const r=i.getAttribute("headingRows")||0;const a=e=="down"&&o+s===r;const c=e=="up"&&o===r;if(r&&(a||c)){return}const l=parseInt(t.getAttribute("rowspan")||1);const d=e=="down"?o+l:o;const u=[...new tM(i,{endRow:d})];const h=u.find(e=>e.cell===t);const f=h.column;const m=u.find(({row:t,rowspan:n,column:i})=>{if(i!==f){return false}if(e=="down"){return t===d}else{return d===t+n}});return m&&m.cell}function YM(t,e,n){if(!KM(t)){if(KM(e)){n.remove(n.createRangeIn(e))}n.move(n.createRangeIn(t),n.createPositionAt(e,"end"))}n.remove(t)}function KM(t){return t.childCount==1&&t.getChild(0).is("paragraph")&&t.getChild(0).isEmpty}class QM extends Hw{refresh(){const t=aM(this.editor.model.document.selection);const e=t[0];if(e){const n=HE("table",e);const i=this.editor.plugins.get("TableUtils").getRows(n);const o=i-1;const s=cM(t);const r=s.first===0&&s.last===o;this.isEnabled=!r}else{this.isEnabled=false}}execute(){const t=this.editor.model;const e=aM(t.document.selection);const n=cM(e);const i=e[0];const o=HE("table",i);const s=this.editor.plugins.get("TableUtils").getCellLocation(i).column;const r=t.createBatch();t.enqueueChange(r,t=>{t.setSelection(t.createSelection(o,"on"));const e=n.last-n.first+1;this.editor.plugins.get("TableUtils").removeRows(o,{at:n.first,rows:e,batch:r})});t.enqueueChange(r,t=>{const e=JM(o,n.first,s);t.setSelection(t.createPositionAt(e,0))})}}function JM(t,e,n){const i=t.getChild(e)||t.getChild(t.childCount-1);let o=i.getChild(0);let s=0;for(const t of i.getChildren()){if(s>n){return o}o=t;s+=parseInt(t.getAttribute("colspan")||1)}return o}class ZM extends Hw{refresh(){const t=aM(this.editor.model.document.selection);const e=t[0];if(e){const n=HE("table",e);const i=this.editor.plugins.get("TableUtils").getColumns(n);const{first:o,last:s}=lM(t);this.isEnabled=s-o<i-1}else{this.isEnabled=false}}execute(){const[t,e]=tI(this.editor.model.document.selection);const n=t.parent.parent;const i=[...new tM(n)];const o={first:i.find(e=>e.cell===t).column,last:i.find(t=>t.cell===e).column};const s=XM(i,t,e,o);this.editor.model.change(t=>{const e=o.last-o.first+1;this.editor.plugins.get("TableUtils").removeColumns(n,{at:o.first,columns:e});t.setSelection(t.createPositionAt(s,0))})}}function XM(t,e,n,i){const o=parseInt(n.getAttribute("colspan")||1);if(o>1){return n}else if(e.previousSibling||n.nextSibling){return n.nextSibling||e.previousSibling}else{if(i.first){return t.reverse().find(({column:t})=>t<i.first).cell}else{return t.reverse().find(({column:t})=>t>i.last).cell}}}function tI(t){const e=aM(t);const n=e[0];const i=e.pop();const o=[n,i];return n.isBefore(i)?o:o.reverse()}class eI extends Hw{refresh(){const t=this.editor.model;const e=aM(t.document.selection);const n=e.length>0;this.isEnabled=n;this.value=n&&e.every(t=>this._isInHeading(t,t.parent.parent))}execute(t={}){if(t.forceValue===this.value){return}const e=this.editor.model;const n=aM(e.document.selection);const i=HE("table",n[0]);const{first:o,last:s}=cM(n);const r=this.value?o:s+1;const a=i.getAttribute("headingRows")||0;e.change(t=>{if(r){const e=r>a?a:0;const n=uM(i,r,e);for(const{cell:e}of n){hM(e,r,t)}}qE("headingRows",r,i,t,0)})}_isInHeading(t,e){const n=parseInt(e.getAttribute("headingRows")||0);return!!n&&t.parent.index<n}}class nI extends Hw{refresh(){const t=this.editor.model;const e=aM(t.document.selection);const n=this.editor.plugins.get("TableUtils");const i=e.length>0;this.isEnabled=i;this.value=i&&e.every(t=>YE(n,t))}execute(t={}){if(t.forceValue===this.value){return}const e=this.editor.model;const n=aM(e.document.selection);const i=HE("table",n[0]);const{first:o,last:s}=lM(n);const r=this.value?o:s+1;e.change(t=>{if(r){const e=fM(i,r);for(const{cell:n,column:i}of e){mM(n,i,r,t)}}qE("headingColumns",r,i,t,0)})}}class iI extends Bw{static get pluginName(){return"TableUtils"}getCellLocation(t){const e=t.parent;const n=e.parent;const i=n.getChildIndex(e);const o=new tM(n,{startRow:i,endRow:i});for(const{cell:e,row:n,column:i}of o){if(e===t){return{row:n,column:i}}}}createTable(t,e,n){const i=t.createElement("table");oI(t,i,0,e,n);return i}insertRows(t,e={}){const n=this.editor.model;const i=e.at||0;const o=e.rows||1;const s=e.copyStructureFromAbove!==undefined;const r=e.copyStructureFromAbove?i-1:i;const a=this.getRows(t);const c=this.getColumns(t);n.change(e=>{const n=t.getAttribute("headingRows")||0;if(n>i){e.setAttribute("headingRows",n+o,t)}if(!s&&(i===0||i===a)){oI(e,t,i,o,c);return}const l=s?Math.max(i,r):i;const d=new tM(t,{endRow:l});const u=new Array(c).fill(1);for(const{row:t,column:n,rowspan:a,colspan:c,cell:l}of d){const d=t+a-1;const h=t<i&&i<=d;const f=t<=r&&r<=d;if(h){e.setAttribute("rowspan",a+o,l);u[n]=-c}else if(s&&f){u[n]=c}}for(let n=0;n<o;n++){const n=e.createElement("tableRow");e.insert(n,t,i);for(let t=0;t<u.length;t++){const i=u[t];const o=e.createPositionAt(n,"end");if(i>0){WE(e,o,i>1?{colspan:i}:null)}t+=Math.abs(i)-1}}})}insertColumns(t,e={}){const n=this.editor.model;const i=e.at||0;const o=e.columns||1;n.change(e=>{const n=t.getAttribute("headingColumns");if(i<n){e.setAttribute("headingColumns",n+o,t)}const s=this.getColumns(t);if(i===0||s===i){for(const n of t.getChildren()){sI(o,e,e.createPositionAt(n,i?"end":0))}return}const r=new tM(t,{column:i,includeSpanned:true});for(const{row:n,cell:s,cellIndex:a}of r){const c=parseInt(s.getAttribute("rowspan")||1);const l=parseInt(s.getAttribute("colspan")||1);if(a!==i&&l>1){e.setAttribute("colspan",l+o,s);r.skipRow(n);if(c>1){for(let t=n+1;t<n+c;t++){r.skipRow(t)}}}else{const i=e.createPositionAt(t.getChild(n),a);sI(o,e,i)}}})}removeRows(t,e){const n=this.editor.model;const i=e.rows||1;const o=e.at;const s=o+i-1;const r=e.batch||"default";n.enqueueChange(r,e=>{const{cellsToMove:i,cellsToTrim:a}=lI(t,o,s);if(i.size){const n=s+1;dI(t,n,i,e)}for(let n=s;n>=o;n--){e.remove(t.getChild(n))}for(const{rowspan:t,cell:n}of a){qE("rowspan",t,n,e)}cI(t,o,s,n,r)})}removeColumns(t,e){const n=this.editor.model;const i=e.at;const o=e.columns||1;const s=e.at+o-1;n.change(e=>{aI(t,{first:i,last:s},e);const n=[];for(let o=s;o>=i;o--){for(const{cell:i,column:s,colspan:r}of[...new tM(t)]){if(s<=o&&r>1&&s+r>o){qE("colspan",r-1,i,e)}else if(s===o){const t=i.parent;e.remove(i);if(!t.childCount){n.push(t.index)}}}}n.reverse().forEach(n=>this.removeRows(t,{at:n,batch:e.batch}))})}splitCellVertically(t,e=2){const n=this.editor.model;const i=t.parent;const o=i.parent;const s=parseInt(t.getAttribute("rowspan")||1);const r=parseInt(t.getAttribute("colspan")||1);n.change(n=>{if(r>1){const{newCellsSpan:i,updatedSpan:o}=rI(r,e);qE("colspan",o,t,n);const a={};if(i>1){a.colspan=i}if(s>1){a.rowspan=s}const c=r>e?e-1:r-1;sI(c,n,n.createPositionAfter(t),a)}if(r<e){const i=e-r;const a=[...new tM(o)];const{column:c}=a.find(({cell:e})=>e===t);const l=a.filter(({cell:e,colspan:n,column:i})=>{const o=e!==t&&i===c;const s=i<c&&i+n>c;return o||s});for(const{cell:t,colspan:e}of l){n.setAttribute("colspan",e+i,t)}const d={};if(s>1){d.rowspan=s}sI(i,n,n.createPositionAfter(t),d);const u=o.getAttribute("headingColumns")||0;if(u>c){qE("headingColumns",u+i,o,n)}}})}splitCellHorizontally(t,e=2){const n=this.editor.model;const i=t.parent;const o=i.parent;const s=o.getChildIndex(i);const r=parseInt(t.getAttribute("rowspan")||1);const a=parseInt(t.getAttribute("colspan")||1);n.change(n=>{if(r>1){const i=[...new tM(o,{startRow:s,endRow:s+r-1,includeSpanned:true})];const{newCellsSpan:c,updatedSpan:l}=rI(r,e);qE("rowspan",l,t,n);const{column:d}=i.find(({cell:e})=>e===t);const u={};if(c>1){u.rowspan=c}if(a>1){u.colspan=a}for(const{column:t,row:e,cellIndex:r}of i){const i=e>=s+l;const a=t===d;const h=(e+s+l)%c===0;if(i&&a&&h){const t=n.createPositionAt(o.getChild(e),r);sI(1,n,t,u)}}}if(r<e){const i=e-r;const c=[...new tM(o,{startRow:0,endRow:s})];for(const{cell:e,rowspan:o,row:r}of c){if(e!==t&&r+o>s){const t=o+i;n.setAttribute("rowspan",t,e)}}const l={};if(a>1){l.colspan=a}oI(n,o,s+1,i,1,l);const d=o.getAttribute("headingRows")||0;if(d>s){qE("headingRows",d+i,o,n)}}})}getColumns(t){const e=t.getChild(0);return[...e.getChildren()].reduce((t,e)=>{const n=parseInt(e.getAttribute("colspan")||1);return t+n},0)}getRows(t){return t.childCount}}function oI(t,e,n,i,o,s={}){for(let r=0;r<i;r++){const i=t.createElement("tableRow");t.insert(i,e,n);sI(o,t,t.createPositionAt(i,"end"),s)}}function sI(t,e,n,i={}){for(let o=0;o<t;o++){WE(e,n,i)}}function rI(t,e){if(t<e){return{newCellsSpan:1,updatedSpan:1}}const n=Math.floor(t/e);const i=t-n*e+n;return{newCellsSpan:n,updatedSpan:i}}function aI(t,e,n){const i=t.getAttribute("headingColumns")||0;if(i&&e.first<i){const o=Math.min(i-1,e.last)-e.first+1;n.setAttribute("headingColumns",i-o,t)}}function cI(t,e,n,i,o){i.enqueueChange(o,i=>{const o=t.getAttribute("headingRows")||0;if(e<o){const s=n<o?o-(n-e+1):e;qE("headingRows",s,t,i,0)}})}function lI(t,e,n){const i=new Map;const o=[];for(const{row:s,column:r,rowspan:a,cell:c}of new tM(t,{endRow:n})){const t=s+a-1;const l=s>=e&&s<=n&&t>n;if(l){const t=n-s+1;const e=a-t;i.set(r,{cell:c,rowspan:e})}const d=s<e&&t>=e;if(d){let i;if(t>=n){i=n-e+1}else{i=t-e+1}o.push({cell:c,rowspan:a-i})}}return{cellsToMove:i,cellsToTrim:o}}function dI(t,e,n,i){const o=new tM(t,{includeSpanned:true,startRow:e,endRow:e});const s=[...o];const r=t.getChild(e);let a;for(const{column:t,cell:e,isSpanned:o}of s){if(n.has(t)){const{cell:e,rowspan:o}=n.get(t);const s=a?i.createPositionAfter(a):i.createPositionAt(r,0);i.move(i.createRangeOn(e),s);qE("rowspan",o,e,i);a=e}else if(!o){a=e}}}class uI extends Hw{refresh(){const t=sM(this.editor.model.document.selection);this.isEnabled=dM(t,this.editor.plugins.get(iI))}execute(){const t=this.editor.model;const e=this.editor.plugins.get(iI);t.change(n=>{const i=sM(t.document.selection);const o=i.shift();n.setSelection(o,0);const{mergeWidth:s,mergeHeight:r}=mI(o,i,e);qE("colspan",s,o,n);qE("rowspan",r,o,n);const a=[];for(const t of i){const e=t.parent;hI(t,o,n);if(!e.childCount){a.push(e.index)}}if(a.length){const t=HE("table",o);a.reverse().forEach(i=>e.removeRows(t,{at:i,batch:n.batch}))}n.setSelection(o,"in")})}}function hI(t,e,n){if(!fI(t)){if(fI(e)){n.remove(n.createRangeIn(e))}n.move(n.createRangeIn(t),n.createPositionAt(e,"end"))}n.remove(t)}function fI(t){return t.childCount==1&&t.getChild(0).is("paragraph")&&t.getChild(0).isEmpty}function mI(t,e,n){let i=0;let o=0;for(const t of e){const{row:e,column:s}=n.getCellLocation(t);i=gI(t,s,i,"colspan");o=gI(t,e,o,"rowspan")}const{row:s,column:r}=n.getCellLocation(t);const a=i-r;const c=o-s;return{mergeWidth:a,mergeHeight:c}}function gI(t,e,n,i){const o=parseInt(t.getAttribute(i)||1);return Math.max(n,e+o)}class pI extends Hw{refresh(){const t=aM(this.editor.model.document.selection);this.isEnabled=t.length>0}execute(){const t=this.editor.model;const e=aM(t.document.selection);const n=cM(e);const i=HE("table",e[0]);const o=[];for(let e=n.first;e<=n.last;e++){for(const n of i.getChild(e).getChildren()){o.push(t.createRangeOn(n))}}t.change(t=>{t.setSelection(o)})}}class bI extends Hw{refresh(){const t=aM(this.editor.model.document.selection);this.isEnabled=t.length>0}execute(){const t=this.editor.model;const e=aM(t.document.selection);const n=e[0];const i=e.pop();const o=this.editor.plugins.get("TableUtils");const s=o.getCellLocation(n);const r=o.getCellLocation(i);const a=Math.min(s.column,r.column);const c=Math.max(s.column,r.column);const l=[];for(const e of new tM(HE("table",n))){if(e.column>=a&&e.column<=c){l.push(t.createRangeOn(e.cell))}}t.change(t=>{t.setSelection(l)})}}function wI(t){t.document.registerPostFixer(e=>kI(e,t))}function kI(t,e){const n=e.document.differ.getChanges();let i=false;const o=new Set;for(const e of n){let n;if(e.name=="table"&&e.type=="insert"){n=e.position.nodeAfter}if(e.name=="tableRow"||e.name=="tableCell"){n=HE("table",e.position)}if(AI(e)){n=HE("table",e.range.start)}if(n&&!o.has(n)){i=_I(n,t)||i;i=vI(n,t)||i;o.add(n)}}return i}function _I(t,e){let n=false;const i=yI(t);if(i.length){n=true;for(const t of i){qE("rowspan",t.rowspan,t.cell,e,1)}}return n}function vI(t,e){let n=false;const i=xI(t);const o=[];for(const[t,e]of i.entries()){if(!e){o.push(t)}}if(o.length){n=true;for(const n of o.reverse()){e.remove(t.getChild(n));i.splice(n,1)}}const s=i[0];const r=i.every(t=>t===s);if(!r){const o=i.reduce((t,e)=>e>t?e:t,0);for(const[s,r]of i.entries()){const i=o-r;if(i){for(let n=0;n<i;n++){WE(e,e.createPositionAt(t.getChild(s),"end"))}n=true}}}return n}function yI(t){const e=parseInt(t.getAttribute("headingRows")||0);const n=t.childCount;const i=[];for(const{row:o,rowspan:s,cell:r}of new tM(t)){if(s<2){continue}const t=o<e;const a=t?e:n;if(o+s>a){const t=a-o;i.push({cell:r,rowspan:t})}}return i}function xI(t){const e=new Array(t.childCount).fill(0);for(const{row:n}of new tM(t,{includeSpanned:true})){e[n]++}return e}function AI(t){const e=t.type==="attribute";const n=t.attributeKey;return e&&(n==="headingRows"||n==="colspan"||n==="rowspan")}function CI(t){t.document.registerPostFixer(e=>TI(e,t))}function TI(t,e){const n=e.document.differ.getChanges();let i=false;for(const e of n){if(e.type=="insert"&&e.name=="table"){i=SI(e.position.nodeAfter,t)||i}if(e.type=="insert"&&e.name=="tableRow"){i=PI(e.position.nodeAfter,t)||i}if(e.type=="insert"&&e.name=="tableCell"){i=EI(e.position.nodeAfter,t)||i}if(MI(e)){i=EI(e.position.parent,t)||i}}return i}function SI(t,e){let n=false;for(const i of t.getChildren()){n=PI(i,e)||n}return n}function PI(t,e){let n=false;for(const i of t.getChildren()){n=EI(i,e)||n}return n}function EI(t,e){if(t.childCount==0){e.insertElement("paragraph",t);return true}const n=Array.from(t.getChildren()).filter(t=>t.is("text"));for(const t of n){e.wrap(e.createRangeOn(t),"paragraph")}return!!n.length}function MI(t){if(!t.position||!t.position.parent.is("tableCell")){return false}return t.type=="insert"&&t.name=="$text"||t.type=="remove"}function II(t){t.document.registerPostFixer(()=>NI(t))}function NI(t){const e=t.document.differ;const n=new Set;let i=0;for(const t of e.getChanges()){const e=t.type=="insert"||t.type=="remove"?t.position.parent:t.range.start.parent;if(!e.is("tableCell")){continue}if(t.type=="insert"){i++}if(OI(e,t.type,i)){n.add(e)}}if(n.size){for(const t of n.values()){e.refreshItem(t)}return true}return false}function OI(t,e,n){const i=Array.from(t.getChildren()).some(t=>t.is("paragraph"));if(!i){return false}if(e=="attribute"){const e=Array.from(t.getChild(0).getAttributeKeys()).length;return t.childCount===1&&e<2}return t.childCount<=(e=="insert"?n+1:1)}var RI=n(104);class DI extends Bw{static get pluginName(){return"TableEditing"}init(){const t=this.editor;const e=t.model;const n=e.schema;const i=t.conversion;n.register("table",{allowWhere:"$block",allowAttributes:["headingRows","headingColumns"],isLimit:true,isObject:true,isBlock:true});n.register("tableRow",{allowIn:"table",isLimit:true});n.register("tableCell",{allowIn:"tableRow",allowAttributes:["colspan","rowspan"],isObject:true});n.extend("$block",{allowIn:"tableCell"});n.addChildCheck((t,e)=>{if(e.name=="table"&&Array.from(t.getNames()).includes("table")){return false}});i.for("upcast").add(KE());i.for("editingDowncast").add(vM({asWidget:true}));i.for("dataDowncast").add(vM());i.for("upcast").elementToElement({model:"tableRow",view:"tr"});i.for("upcast").add(QE());i.for("editingDowncast").add(yM({asWidget:true}));i.for("dataDowncast").add(yM());i.for("downcast").add(TM());i.for("upcast").add(JE("td"));i.for("upcast").add(JE("th"));i.for("editingDowncast").add(xM({asWidget:true}));i.for("dataDowncast").add(xM());i.attributeToAttribute({model:"colspan",view:"colspan"});i.attributeToAttribute({model:"rowspan",view:"rowspan"});i.for("editingDowncast").add(CM({asWidget:true}));i.for("dataDowncast").add(CM());i.for("editingDowncast").add(AM({asWidget:true}));i.for("dataDowncast").add(AM());t.commands.add("insertTable",new zM(t));t.commands.add("insertTableRowAbove",new UM(t,{order:"above"}));t.commands.add("insertTableRowBelow",new UM(t,{order:"below"}));t.commands.add("insertTableColumnLeft",new HM(t,{order:"left"}));t.commands.add("insertTableColumnRight",new HM(t,{order:"right"}));t.commands.add("removeTableRow",new QM(t));t.commands.add("removeTableColumn",new ZM(t));t.commands.add("splitTableCellVertically",new qM(t,{direction:"vertically"}));t.commands.add("splitTableCellHorizontally",new qM(t,{direction:"horizontally"}));t.commands.add("mergeTableCells",new uI(t));t.commands.add("mergeTableCellRight",new WM(t,{direction:"right"}));t.commands.add("mergeTableCellLeft",new WM(t,{direction:"left"}));t.commands.add("mergeTableCellDown",new WM(t,{direction:"down"}));t.commands.add("mergeTableCellUp",new WM(t,{direction:"up"}));t.commands.add("setTableColumnHeader",new nI(t));t.commands.add("setTableRowHeader",new eI(t));t.commands.add("selectTableRow",new pI(t));t.commands.add("selectTableColumn",new bI(t));wI(e);II(e);CI(e)}static get requires(){return[iI]}}var LI=n(106);class VI extends kb{constructor(t){super(t);const e=this.bindTemplate;this.items=this._createGridCollection();this.set("rows",0);this.set("columns",0);this.bind("label").to(this,"columns",this,"rows",(t,e)=>`${e} × ${t}`);this.setTemplate({tag:"div",attributes:{class:["ck"]},children:[{tag:"div",attributes:{class:["ck-insert-table-dropdown__grid"]},on:{"mouseover@.ck-insert-table-dropdown-grid-box":e.to("boxover")},children:this.items},{tag:"div",attributes:{class:["ck-insert-table-dropdown__label"]},children:[{text:e.to("label")}]}],on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(()=>{this.fire("execute")})}});this.on("boxover",(t,e)=>{const{row:n,column:i}=e.target.dataset;this.set({rows:parseInt(n),columns:parseInt(i)})});this.on("change:columns",()=>{this._highlightGridBoxes()});this.on("change:rows",()=>{this._highlightGridBoxes()})}focus(){}focusLast(){}_highlightGridBoxes(){const t=this.rows;const e=this.columns;this.items.map((n,i)=>{const o=Math.floor(i/10);const s=i%10;const r=o<t&&s<e;n.set("isOn",r)})}_createGridCollection(){const t=[];for(let e=0;e<100;e++){const n=Math.floor(e/10);const i=e%10;t.push(new jI(this.locale,n+1,i+1))}return this.createCollection(t)}}class jI extends kb{constructor(t,e,n){super(t);const i=this.bindTemplate;this.set("isOn",false);this.setTemplate({tag:"div",attributes:{class:["ck-insert-table-dropdown-grid-box",i.if("isOn","ck-on")],"data-row":e,"data-column":n}})}}var BI='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z"/></svg>';var zI='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M18 7v1H2V7h16zm0 5v1H2v-1h16z" opacity=".6"/><path d="M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z"/></svg>';var FI='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v16h-1V2z" opacity=".6"/><path d="M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z"/></svg>';var UI='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z" opacity=".6"/><path d="M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z"/></svg>';class HI extends Bw{init(){const t=this.editor;const e=this.editor.t;const n=t.locale.contentLanguageDirection;const i=n==="ltr";t.ui.componentFactory.add("insertTable",n=>{const i=t.commands.get("insertTable");const o=bw(n);o.bind("isEnabled").to(i);o.buttonView.set({icon:BI,label:e("Insert table"),tooltip:true});let s;o.on("change:isOpen",()=>{if(s){return}s=new VI(n);o.panelView.children.add(s);s.delegate("execute").to(o);o.buttonView.on("open",()=>{s.rows=0;s.columns=0});o.on("execute",()=>{t.execute("insertTable",{rows:s.rows,columns:s.columns});t.editing.view.focus()})});return o});t.ui.componentFactory.add("tableColumn",t=>{const n=[{type:"switchbutton",model:{commandName:"setTableColumnHeader",label:e("Header column"),bindIsOn:true}},{type:"separator"},{type:"button",model:{commandName:i?"insertTableColumnLeft":"insertTableColumnRight",label:e("Insert column left")}},{type:"button",model:{commandName:i?"insertTableColumnRight":"insertTableColumnLeft",label:e("Insert column right")}},{type:"button",model:{commandName:"removeTableColumn",label:e("Delete column")}},{type:"button",model:{commandName:"selectTableColumn",label:e("Select column")}}];return this._prepareDropdown(e("Column"),zI,n,t)});t.ui.componentFactory.add("tableRow",t=>{const n=[{type:"switchbutton",model:{commandName:"setTableRowHeader",label:e("Header row"),bindIsOn:true}},{type:"separator"},{type:"button",model:{commandName:"insertTableRowAbove",label:e("Insert row above")}},{type:"button",model:{commandName:"insertTableRowBelow",label:e("Insert row below")}},{type:"button",model:{commandName:"removeTableRow",label:e("Delete row")}},{type:"button",model:{commandName:"selectTableRow",label:e("Select row")}}];return this._prepareDropdown(e("Row"),FI,n,t)});t.ui.componentFactory.add("mergeTableCells",t=>{const n=[{type:"button",model:{commandName:"mergeTableCellUp",label:e("Merge cell up")}},{type:"button",model:{commandName:i?"mergeTableCellRight":"mergeTableCellLeft",label:e("Merge cell right")}},{type:"button",model:{commandName:"mergeTableCellDown",label:e("Merge cell down")}},{type:"button",model:{commandName:i?"mergeTableCellLeft":"mergeTableCellRight",label:e("Merge cell left")}},{type:"separator"},{type:"button",model:{commandName:"splitTableCellVertically",label:e("Split cell vertically")}},{type:"button",model:{commandName:"splitTableCellHorizontally",label:e("Split cell horizontally")}}];return this._prepareMergeSplitButtonDropdown(e("Merge cells"),UI,n,t)})}_prepareDropdown(t,e,n,i){const o=this.editor;const s=bw(i);const r=this._fillDropdownWithListOptions(s,n);s.buttonView.set({label:t,icon:e,tooltip:true});s.bind("isEnabled").toMany(r,"isEnabled",(...t)=>t.some(t=>t));this.listenTo(s,"execute",t=>{o.execute(t.source.commandName);o.editing.view.focus()});return s}_prepareMergeSplitButtonDropdown(t,e,n,i){const o=this.editor;const s=bw(i,py);const r="mergeTableCells";this._fillDropdownWithListOptions(s,n);s.buttonView.set({label:t,icon:e,tooltip:true,isEnabled:true});this.listenTo(s.buttonView,"execute",()=>{o.execute(r);o.editing.view.focus()});this.listenTo(s,"execute",t=>{o.execute(t.source.commandName);o.editing.view.focus()});return s}_fillDropdownWithListOptions(t,e){const n=this.editor;const i=[];const o=new xr;for(const t of e){qI(t,n,i,o)}kw(t,o,n.ui.componentFactory);return i}}function qI(t,e,n,i){const o=t.model=new my(t.model);const{commandName:s,bindIsOn:r}=t.model;if(t.type==="button"||t.type==="switchbutton"){const t=e.commands.get(s);n.push(t);o.set({commandName:s});o.bind("isEnabled").to(t);if(r){o.bind("isOn").to(t,"value")}}o.set({withText:true});i.add(t)}class WI extends Ku{constructor(t){super(t);this.domEventType=["mousemove","mouseup","mouseleave"]}onDomEvent(t){this.fire(t.type,t)}}function $I(t,e,n,i){const{startRow:o,startColumn:s,endRow:r,endColumn:a}=e;const c=n.createElement("table");const l=r-o+1;for(let t=0;t<l;t++){n.insertElement("tableRow",c,"end")}const d=[...new tM(t,{startRow:o,endRow:r,includeSpanned:true})];for(const{row:t,column:e,cell:l,isSpanned:u}of d){if(e<s||e>a){continue}const d=t-o;const h=c.getChild(d);if(u){const{row:t,column:e}=i.getCellLocation(l);if(t<o||e<s){WE(n,n.createPositionAt(h,"end"))}}else{const i=l._clone(true);n.append(i,h);GI(i,t,e,r,a,n)}}YI(c,t,o,s,n);return c}function GI(t,e,n,i,o,s){const r=parseInt(t.getAttribute("colspan")||1);const a=parseInt(t.getAttribute("rowspan")||1);const c=n+r-1;if(c>o){const e=o-n+1;qE("colspan",e,t,s,1)}const l=e+a-1;if(l>i){const n=i-e+1;qE("rowspan",n,t,s,1)}}function YI(t,e,n,i,o){const s=parseInt(e.getAttribute("headingRows")||0);if(s>0){const e=s-n;qE("headingRows",e,t,o,0)}const r=parseInt(e.getAttribute("headingColumns")||0);if(r>0){const e=r-i;qE("headingColumns",e,t,o,0)}}var KI=n(108);class QI extends Bw{static get pluginName(){return"TableSelection"}static get requires(){return[iI]}init(){const t=this.editor;const e=t.model;this.listenTo(e,"deleteContent",(t,e)=>this._handleDeleteContent(t,e),{priority:"high"});t.editing.view.addObserver(WI);this._defineSelectionConverter();this._enableShiftClickSelection();this._enableMouseDragSelection();this._enablePluginDisabling()}getSelectedTableCells(){const t=this.editor.model.document.selection;const e=sM(t);if(e.length==0){return null}return e}getSelectionAsFragment(){const t=this.getSelectedTableCells();if(!t){return null}return this.editor.model.change(e=>{const n=e.createDocumentFragment();const{first:i,last:o}=lM(t);const{first:s,last:r}=cM(t);const a=HE("table",t[0]);const c={startRow:s,startColumn:i,endRow:r,endColumn:o};const l=$I(a,c,e,this.editor.plugins.get("TableUtils"));e.insert(l,n,0);return n})}setCellSelection(t,e){const n=this._getCellsToSelect(t,e);this.editor.model.change(t=>{t.setSelection(n.cells.map(e=>t.createRangeOn(e)),{backward:n.backward})})}getFocusCell(){const t=this.editor.model.document.selection;const e=[...t.getRanges()].pop();const n=e.getContainedElement();if(n&&n.is("tableCell")){return n}return null}getAnchorCell(){const t=this.editor.model.document.selection;const e=Ww(t.getRanges());const n=e.getContainedElement();if(n&&n.is("tableCell")){return n}return null}_defineSelectionConverter(){const t=this.editor;const e=new Set;t.conversion.for("editingDowncast").add(t=>t.on("selection",(t,i,o)=>{const s=o.writer;n(s);const r=this.getSelectedTableCells();if(!r){return}for(const t of r){const n=o.mapper.toViewElement(t);s.addClass("ck-editor__editable_selected",n);e.add(n)}const a=o.mapper.toViewElement(r[r.length-1]);s.setSelection(a,0)},{priority:"lowest"}));function n(t){for(const n of e){t.removeClass("ck-editor__editable_selected",n)}e.clear()}}_enableShiftClickSelection(){const t=this.editor;let e=false;this.listenTo(t.editing.view.document,"mousedown",(n,i)=>{if(!this.isEnabled){return}if(!i.domEvent.shiftKey){return}const o=this.getAnchorCell()||rM(t.model.document.selection)[0];if(!o){return}const s=this._getModelTableCellFromDomEvent(i);if(s&&JI(o,s)){e=true;this.setCellSelection(o,s);i.preventDefault()}});this.listenTo(t.editing.view.document,"mouseup",()=>{e=false});this.listenTo(t.editing.view.document,"selectionChange",t=>{if(e){t.stop()}},{priority:"highest"})}_enableMouseDragSelection(){const t=this.editor;let e,n;let i=false;let o=false;this.listenTo(t.editing.view.document,"mousedown",(t,n)=>{if(!this.isEnabled){return}if(n.domEvent.shiftKey||n.domEvent.ctrlKey||n.domEvent.altKey){return}e=this._getModelTableCellFromDomEvent(n)});this.listenTo(t.editing.view.document,"mousemove",(t,s)=>{if(!s.domEvent.buttons){return}if(!e){return}const r=this._getModelTableCellFromDomEvent(s);if(r&&JI(e,r)){n=r;if(!i&&n!=e){i=true}}if(!i){return}o=true;this.setCellSelection(e,n);s.preventDefault()});this.listenTo(t.editing.view.document,"mouseup",()=>{i=false;o=false;e=null;n=null});this.listenTo(t.editing.view.document,"selectionChange",t=>{if(o){t.stop()}},{priority:"highest"})}_enablePluginDisabling(){const t=this.editor;this.on("change:isEnabled",()=>{if(!this.isEnabled){const e=this.getSelectedTableCells();if(!e){return}t.model.change(n=>{const i=n.createPositionAt(e[0],0);const o=t.model.schema.getNearestSelectionRange(i);n.setSelection(o)})}})}_handleDeleteContent(t,e){const[n,i]=e;const o=this.editor.model;const s=!i||i.direction=="backward";const r=sM(n);if(!r.length){return}t.stop();o.change(t=>{const e=r[s?r.length-1:0];o.change(t=>{for(const e of r){o.deleteContent(t.createSelection(e,"in"))}});const i=o.schema.getNearestSelectionRange(t.createPositionAt(e,0));if(n.is("documentSelection")){t.setSelection(i)}else{n.setTo(i)}})}_getModelTableCellFromDomEvent(t){const e=t.target;const n=this.editor.editing.view.createPositionAt(e,0);const i=this.editor.editing.mapper.toModelPosition(n);const o=i.parent;if(o.is("tableCell")){return o}return HE("tableCell",o)}_getCellsToSelect(t,e){const n=this.editor.plugins.get("TableUtils");const i=n.getCellLocation(t);const o=n.getCellLocation(e);const s=Math.min(i.row,o.row);const r=Math.max(i.row,o.row);const a=Math.min(i.column,o.column);const c=Math.max(i.column,o.column);const l=new Array(r-s+1).fill(null).map(()=>[]);for(const e of new tM(HE("table",t),{startRow:s,endRow:r})){if(e.column>=a&&e.column<=c){l[e.row-s].push(e.cell)}}const d=o.row<i.row;const u=o.column<i.column;if(d){l.reverse()}if(u){l.forEach(t=>t.reverse())}return{cells:l.flat(),backward:d||u}}}function JI(t,e){return t.parent.parent==e.parent.parent}class ZI extends Bw{static get pluginName(){return"TableClipboard"}static get requires(){return[QI,iI]}init(){const t=this.editor;const e=t.editing.view.document;this.listenTo(e,"copy",(t,e)=>this._onCopyCut(t,e));this.listenTo(e,"cut",(t,e)=>this._onCopyCut(t,e));this.listenTo(t.model,"insertContent",(t,e)=>this._onInsertContent(t,...e),{priority:"high"})}_onCopyCut(t,e){const n=this.editor.plugins.get(QI);if(!n.getSelectedTableCells()){return}if(t.name=="cut"&&this.editor.isReadOnly){return}e.preventDefault();t.stop();const i=this.editor.data;const o=this.editor.editing.view.document;const s=i.toView(n.getSelectionAsFragment());o.fire("clipboardOutput",{dataTransfer:e.dataTransfer,content:s,method:t.name})}_onInsertContent(t,e,n){if(n&&!n.is("documentSelection")){return}const i=this.editor.model;const o=this.editor.plugins.get(iI);const s=aM(i.document.selection);if(!s.length){return}let r=eN(e);if(!r){return}t.stop();i.change(t=>{const e=lM(s);const n=cM(s);let{first:i,last:a}=e;let{first:c,last:l}=n;const d=o.getRows(r);const u=o.getColumns(r);const h=HE("table",s[0]);const f=s.length===1;if(f){l+=d-1;a+=u-1;tN(h,l+1,a+1,t,o)}if(f||!dM(s,o)){const e={firstRow:c,lastRow:l,firstColumn:i,lastColumn:a};iN(h,e,t)}else{l=aN(h,n,e);a=cN(h,n,e)}const m=l-c+1;const g=a-i+1;const p={startRow:0,startColumn:0,endRow:Math.min(m-1,d-1),endColumn:Math.min(g-1,u-1)};r=$I(r,p,t,o);const b={width:u,height:d};const w={firstColumnOfSelection:i,firstRowOfSelection:c,lastColumnOfSelection:a,lastRowOfSelection:l};XI(r,b,h,w,t)})}}function XI(t,e,n,i,o){const{firstColumnOfSelection:s,lastColumnOfSelection:r,firstRowOfSelection:a,lastRowOfSelection:c}=i;const{width:l,height:d}=e;const u=nN(t,l,d);const h=[...new tM(n,{startRow:a,endRow:c,includeSpanned:true})];const f=[];let m;for(const{row:t,column:e,cell:i,isSpanned:g}of h){if(e===0){m=null}if(e<s||e>r){if(!g){m=i}continue}if(!g){o.remove(i)}const h=t-a;const p=e-s;const b=u[h%d][p%l];if(!b){continue}const w=b._clone(true);GI(w,t,e,c,r,o);let k;if(!m){k=o.createPositionAt(n.getChild(t),0)}else{k=o.createPositionAfter(m)}o.insert(w,k);f.push(w);m=w}o.setSelection(f.map(t=>o.createRangeOn(t)))}function tN(t,e,n,i,o){const s=o.getColumns(t);const r=o.getRows(t);if(n>s){o.insertColumns(t,{batch:i.batch,at:s,columns:n-s})}if(e>r){o.insertRows(t,{batch:i.batch,at:r,rows:e-r})}}function eN(t){if(t.is("table")){return t}if(t.childCount!=1||!t.getChild(0).is("table")){return null}return t.getChild(0)}function nN(t,e,n){const i=new Array(n).fill(null).map(()=>new Array(e).fill(null));for(const{column:e,row:n,cell:o}of new tM(t)){i[n][e]=o}return i}function iN(t,e,n){const{firstRow:i,lastRow:o,firstColumn:s,lastColumn:r}=e;const a={first:i,last:o};const c={first:s,last:r};sN(t,s,a,n);sN(t,r+1,a,n);oN(t,i,c,n);oN(t,o+1,c,n,i)}function oN(t,e,n,i,o=0){if(e<1){return}const s=uM(t,e,o);const r=s.filter(({column:t,colspan:e})=>rN(t,e,n));for(const{cell:t}of r){hM(t,e,i)}}function sN(t,e,n,i){if(e<1){return}const o=fM(t,e);const s=o.filter(({row:t,rowspan:e})=>rN(t,e,n));for(const{cell:t,column:n}of s){mM(t,n,e,i)}}function rN(t,e,n){const i=t+e-1;const{first:o,last:s}=n;const r=t>=o&&t<=s;const a=t<o&&i>=o;return r||a}function aN(t,e,n){const i=new tM(t,{startRow:e.last,endRow:e.last});const o=Array.from(i).filter(({column:t})=>n.first<=t&&t<=n.last);const s=o.every(({rowspan:t})=>t===1);if(s){return e.last}const r=o[0].rowspan-1;return e.last+r}function cN(t,e,n){const i=Array.from(new tM(t,{startRow:e.first,endRow:e.last,column:n.last}));const o=i.every(({colspan:t})=>t===1);if(o){return n.last}const s=i[0].colspan-1;return n.last+s}class lN extends Bw{static get pluginName(){return"TableNavigation"}static get requires(){return[QI]}init(){const t=this.editor.editing.view;const e=t.document;this.editor.keystrokes.set("Tab",(...t)=>this._handleTabOnSelectedTable(...t),{priority:"low"});this.editor.keystrokes.set("Tab",this._getTabHandler(true),{priority:"low"});this.editor.keystrokes.set("Shift+Tab",this._getTabHandler(false),{priority:"low"});this.listenTo(e,"keydown",(...t)=>this._onKeydown(...t),{priority:or.get("high")+1})}_handleTabOnSelectedTable(t,e){const n=this.editor;const i=n.model.document.selection;if(!i.isCollapsed&&i.rangeCount===1&&i.getFirstRange().isFlat){const t=i.getSelectedElement();if(!t||!t.is("table")){return}e();n.model.change(e=>{e.setSelection(e.createRangeIn(t.getChild(0).getChild(0)))})}}_getTabHandler(t){const e=this.editor;return(n,i)=>{const o=e.model.document.selection;const s=rM(o)[0];if(!s){return}i();const r=s.parent;const a=r.parent;const c=a.getChildIndex(r);const l=r.getChildIndex(s);const d=l===0;if(!t&&d&&c===0){return}const u=l===r.childCount-1;const h=c===a.childCount-1;if(t&&h&&u){e.execute("insertTableRowBelow");if(c===a.childCount-1){return}}let f;if(t&&u){const t=a.getChild(c+1);f=t.getChild(0)}else if(!t&&d){const t=a.getChild(c-1);f=t.getChild(t.childCount-1)}else{f=r.getChild(l+(t?1:-1))}e.model.change(t=>{t.setSelection(t.createRangeIn(f))})}}_onKeydown(t,e){const n=e.keyCode;if(!dN(n)){return}const i=uN(n,this.editor.locale.contentLanguageDirection);const o=this._handleArrowKeys(i,e.shiftKey);if(o){e.preventDefault();e.stopPropagation();t.stop()}}_handleArrowKeys(t,e){const n=this.editor.model;const i=n.document.selection;const o=["right","down"].includes(t);const s=sM(i);if(s.length){let n;if(e){n=this.editor.plugins.get("TableSelection").getFocusCell()}else{n=o?s[s.length-1]:s[0]}this._navigateFromCellInDirection(n,t,e);return true}const r=HE("tableCell",i.focus);if(!r){return false}const a=n.createRangeIn(r);if(this._isSelectionAtCellEdge(i,o)){this._navigateFromCellInDirection(r,t,e);return true}const c=i.getSelectedElement();if(c&&n.schema.isObject(c)){return false}if(this._isObjectElementNextToSelection(i,o)){return false}const l=this._findTextRangeFromSelection(a,i,o);if(!l){this._navigateFromCellInDirection(r,t,e);return true}if(["left","right"].includes(t)){return false}if(this._isSingleLineRange(l,o)){n.change(t=>{const s=o?a.end:a.start;if(e){const e=n.createSelection(i.anchor);e.setFocus(s);t.setSelection(e)}else{t.setSelection(s)}});return true}}_isSelectionAtCellEdge(t,e){const n=this.editor.model;const i=this.editor.model.schema;const o=e?t.getLastPosition():t.getFirstPosition();if(!i.getLimitElement(o).is("tableCell")){return false}const s=n.createSelection(o);n.modifySelection(s,{direction:e?"forward":"backward"});return o.isEqual(s.focus)}_isObjectElementNextToSelection(t,e){const n=this.editor.model;const i=n.schema;const o=n.createSelection(t);n.modifySelection(o,{direction:e?"forward":"backward"});const s=e?o.focus.nodeBefore:o.focus.nodeAfter;return s&&i.isObject(s)}_findTextRangeFromSelection(t,e,n){const i=this.editor.model;if(n){const n=e.getLastPosition();const o=this._getNearestVisibleTextPosition(t,"backward");if(o&&n.isBefore(o)){return i.createRange(n,o)}return null}else{const n=e.getFirstPosition();const o=this._getNearestVisibleTextPosition(t,"forward");if(o&&n.isAfter(o)){return i.createRange(o,n)}return null}}_getNearestVisibleTextPosition(t,e){const n=this.editor.model.schema;const i=this.editor.editing.mapper;for(const{nextPosition:o,item:s}of t.getWalker({direction:e})){if(n.checkChild(o,"$text")){const t=i.toViewElement(s);if(t&&!t.hasClass("ck-hidden")){return o}}}}_isSingleLineRange(t,e){const n=this.editor.model;const i=this.editor.editing;const o=i.view.domConverter;if(e){const e=n.createSelection(t.start);n.modifySelection(e);if(!e.focus.isAtEnd&&!t.start.isEqual(e.focus)){t=n.createRange(e.focus,t.end)}}const s=i.mapper.toViewRange(t);const r=o.viewRangeToDom(s);const a=vh.getDomRangeRects(r);let c;for(const t of a){if(c===undefined){c=Math.round(t.bottom);continue}if(Math.round(t.top)>=c){return false}c=Math.max(c,Math.round(t.bottom))}return true}_navigateFromCellInDirection(t,e,n=false){const i=this.editor.model;const o=HE("table",t);const s=[...new tM(o,{includeSpanned:true})];const{row:r,column:a}=s[s.length-1];const c=s.find(({cell:e})=>e==t);let{row:l,column:d}=c;switch(e){case"left":d--;break;case"up":l--;break;case"right":d+=c.colspan;break;case"down":l+=c.rowspan;break}const u=l<0||l>r;const h=d<0&&l<=0;const f=d>a&&l>=r;if(u||h||f){i.change(t=>{t.setSelection(t.createRangeOn(o))});return}if(d<0){d=n?0:a;l--}else if(d>a){d=n?a:0;l++}const m=s.find(t=>t.row==l&&t.column==d).cell;const g=["right","down"].includes(e);if(n){const e=this.editor.plugins.get("TableSelection");const n=e.getAnchorCell()||t;e.setCellSelection(n,m)}else{const t=i.createPositionAt(m,g?0:"end");i.change(e=>{e.setSelection(t)})}}}function dN(t){return t==Rl.arrowright||t==Rl.arrowleft||t==Rl.arrowup||t==Rl.arrowdown}function uN(t,e){const n=e==="ltr";switch(t){case Rl.arrowleft:return n?"left":"right";case Rl.arrowright:return n?"right":"left";case Rl.arrowup:return"up";case Rl.arrowdown:return"down"}}var hN=n(110);class fN extends Bw{static get requires(){return[DI,HI,QI,ZI,lN,oC]}static get pluginName(){return"Table"}}class mN extends Bw{static get requires(){return[hT]}static get pluginName(){return"TableToolbar"}afterInit(){const t=this.editor;const e=t.t;const n=t.plugins.get(hT);const i=t.config.get("table.contentToolbar");const o=t.config.get("table.tableToolbar");if(i){n.register("tableContent",{ariaLabel:e("Table toolbar"),items:i,getRelatedElement:oM})}if(o){n.register("table",{ariaLabel:e("Table toolbar"),items:o,getRelatedElement:iM})}}}var gN=/[\\^$.*+?()[\]{}|]/g,pN=RegExp(gN.source);function bN(t){t=va(t);return t&&pN.test(t)?t.replace(gN,"\\$&"):t}var wN=bN;const kN={copyright:{from:"(c)",to:"©"},registeredTrademark:{from:"(r)",to:"®"},trademark:{from:"(tm)",to:"™"},oneHalf:{from:"1/2",to:"½"},oneThird:{from:"1/3",to:"⅓"},twoThirds:{from:"2/3",to:"⅔"},oneForth:{from:"1/4",to:"¼"},threeQuarters:{from:"3/4",to:"¾"},lessThanOrEqual:{from:"<=",to:"≤"},greaterThanOrEqual:{from:">=",to:"≥"},notEqual:{from:"!=",to:"≠"},arrowLeft:{from:"<-",to:"←"},arrowRight:{from:"->",to:"→"},horizontalEllipsis:{from:"...",to:"…"},enDash:{from:/(^| )(--)( )$/,to:[null,"–",null]},emDash:{from:/(^| )(---)( )$/,to:[null,"—",null]},quotesPrimary:{from:TN('"'),to:[null,"“",null,"”"]},quotesSecondary:{from:TN("'"),to:[null,"‘",null,"’"]},quotesPrimaryEnGb:{from:TN("'"),to:[null,"‘",null,"’"]},quotesSecondaryEnGb:{from:TN('"'),to:[null,"“",null,"”"]},quotesPrimaryPl:{from:TN('"'),to:[null,"„",null,"”"]},quotesSecondaryPl:{from:TN("'"),to:[null,"‚",null,"’"]}};const _N={symbols:["copyright","registeredTrademark","trademark"],mathematical:["oneHalf","oneThird","twoThirds","oneForth","threeQuarters","lessThanOrEqual","greaterThanOrEqual","notEqual","arrowLeft","arrowRight"],typography:["horizontalEllipsis","enDash","emDash"],quotes:["quotesPrimary","quotesSecondary"]};const vN=["symbols","mathematical","typography","quotes"];class yN extends Bw{static get pluginName(){return"TextTransformation"}constructor(t){super(t);t.config.define("typing",{transformations:{include:vN}})}init(){const t=this.editor.model;const e=t.document.selection;e.on("change:range",()=>{this.isEnabled=!e.anchor.parent.is("codeBlock")});this._enableTransformationWatchers()}_enableTransformationWatchers(){const t=this.editor;const e=t.model;const n=t.plugins.get("Input");const i=SN(t.config.get("typing.transformations"));const o=t=>{for(const e of i){const n=e.from;const i=n.test(t);if(i){return{normalizedTransformation:e}}}};const s=(t,i)=>{if(!n.isInput(i.batch)){return}const{from:o,to:s}=i.normalizedTransformation;const r=o.exec(i.text);const a=s(r.slice(1));const c=i.range;let l=r.index;e.enqueueChange(t=>{for(let n=1;n<r.length;n++){const i=r[n];const o=a[n-1];if(o==null){l+=i.length;continue}const s=c.start.getShiftedBy(l);const d=e.createRange(s,s.getShiftedBy(i.length));const u=CN(s);e.insertContent(t.createText(o,u),d);l+=o.length}})};const r=new jP(t.model,o);r.on("matched:data",s);r.bind("isEnabled").to(this)}}function xN(t){if(typeof t=="string"){return new RegExp(`(${wN(t)})$`)}return t}function AN(t){if(typeof t=="string"){return()=>[t]}else if(t instanceof Array){return()=>t}return t}function CN(t){const e=t.textNode?t.textNode:t.nodeAfter;return e.getAttributes()}function TN(t){return new RegExp(`(^|\\s)(${t})([^${t}]*)(${t})$`)}function SN(t){const e=t.extra||[];const n=t.remove||[];const i=t=>!n.includes(t);const o=t.include.concat(e).filter(i);return PN(o).filter(i).map(t=>kN[t]||t).map(t=>({from:xN(t.from),to:AN(t.to)}))}function PN(t){const e=new Set;for(const n of t){if(_N[n]){for(const t of _N[n]){e.add(t)}}else{e.add(n)}}return Array.from(e)}class EN extends Ow{}EN.builtinPlugins=[Fw,tk,ak,Nv,Mv,Bv,_y,Sx,tA,gA,EA,BA,LC,YC,uT,pT,YT,tS,rS,wS,eP,CP,nE,kA,LE,UE,fN,mN,yN];var MN=e["default"]=EN}])["default"]}));
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