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n||(n=this.getSelection()),this.saveUndoState(n),e&&(n=this._removeFormat(e.tag.toUpperCase(),e.attributes||{},n,i)),t&&(n=this._addFormat(t.tag.toUpperCase(),t.attributes||{},n)),this.setSelection(n),this._updatePath(n,!0),this.focus()}_addFormat(t,e,n){let i=this._root;if(n.collapsed){let s=x(p(t,e));j(n,s);let r=s.firstChild||s,l=r instanceof Text?r.length:0;n.setStart(r,l),n.collapse(!0);let a=s;for(;N(a);)a=a.parentNode;re(a,s)}else{let s=new _(n.commonAncestorContainer,5,c=>(c instanceof Text||c.nodeName==="BR"||c.nodeName==="IMG")&&K(n,c,!0)),{startContainer:r,startOffset:l,endContainer:a,endOffset:d}=n;if(s.currentNode=r,!(r instanceof Element)&&!(r instanceof Text)||!s.filter(r)){let c=s.nextNode();if(!c)return n;r=c,l=0}do{let c=s.currentNode;if(!S(c,i,t,e)){c===a&&c.length>d&&c.splitText(d),c===r&&l&&(c=c.splitText(l),a===r?(a=c,d-=l):a===r.parentNode&&(d+=1),r=c,l=0);let u=p(t,e);R(c,u),u.appendChild(c)}}while(s.nextNode());n=$(r,l,a,d)}return n}_removeFormat(t,e,n,i){this._saveRangeToBookmark(n);let s;n.collapsed&&(oe?s=document.createTextNode(B):s=document.createTextNode(""),j(n,s));let r=n.commonAncestorContainer;for(;N(r);)r=r.parentNode;let l=n.startContainer,a=n.startOffset,d=n.endContainer,c=n.endOffset,f=[],u=(h,g)=>{if(K(n,h,!1))return;let b,O;if(!K(n,h,!0)){!(h instanceof HTMLInputElement)&&(!(h instanceof Text)||h.data)&&f.push([g,h]);return}if(h instanceof Text)h===d&&c!==h.length&&f.push([g,h.splitText(c)]),h===l&&a&&(h.splitText(a),f.push([g,h]));else for(b=h.firstChild;b;b=O)O=b.nextSibling,u(b,g)},m=Array.from(r.getElementsByTagName(t)).filter(h=>K(n,h,!0)&&he(h,t,e));if(i||m.forEach(h=>{u(h,h)}),f.forEach(([h,g])=>{h=h.cloneNode(!1),R(g,h),h.appendChild(g)}),m.forEach(h=>{R(h,T(h))}),oe&&s){s=s.parentNode;let h=s;for(;h&&N(h);)h=h.parentNode;h&&re(h,s)}return this._getRangeAndRemoveBookmark(n),s&&n.collapse(!1),te(r,n),n}bold(){return this.changeFormat({tag:"B"})}removeBold(){return this.changeFormat(null,{tag:"B"})}italic(){return this.changeFormat({tag:"I"})}removeItalic(){return this.changeFormat(null,{tag:"I"})}underline(){return this.changeFormat({tag:"U"})}removeUnderline(){return this.changeFormat(null,{tag:"U"})}strikethrough(){return this.changeFormat({tag:"S"})}removeStrikethrough(){return this.changeFormat(null,{tag:"S"})}subscript(){return this.changeFormat({tag:"SUB"},{tag:"SUP"})}removeSubscript(){return this.changeFormat(null,{tag:"SUB"})}superscript(){return this.changeFormat({tag:"SUP"},{tag:"SUB"})}removeSuperscript(){return this.changeFormat(null,{tag:"SUP"})}makeLink(t,e){let n=this.getSelection();if(n.collapsed){let i=t.indexOf(":")+1;if(i)for(;t[i]==="/";)i+=1;j(n,document.createTextNode(t.slice(i)))}return e=Object.assign({href:t},this._config.tagAttributes.a,e),this.changeFormat({tag:"A",attributes:e},{tag:"A"},n)}removeLink(){return this.changeFormat(null,{tag:"A"},this.getSelection(),!0)}addDetectedLinks(t,e){let n=new _(t,4,l=>!S(l,e||this._root,"A")),i=this.linkRegExp,s=this._config.tagAttributes.a,r;for(;r=n.nextNode();){let l=r.parentNode,a=r.data,d;for(;d=i.exec(a);){let c=d.index,f=c+d[0].length;c&&l.insertBefore(document.createTextNode(a.slice(0,c)),r);let u=p("A",Object.assign({href:d[1]?/^(?:ht|f)tps?:/i.test(d[1])?d[1]:"http://"+d[1]:"mailto:"+d[0]},s));u.textContent=a.slice(c,f),l.insertBefore(u,r),r.data=a=a.slice(f)}}return this}setFontFace(t){let e=this._config.classNames.fontFamily;return this.changeFormat(t?{tag:"SPAN",attributes:{class:e,style:"font-family: "+t+", sans-serif;"}}:null,{tag:"SPAN",attributes:{class:e}})}setFontSize(t){let e=this._config.classNames.fontSize;return this.changeFormat(t?{tag:"SPAN",attributes:{class:e,style:"font-size: "+(typeof t=="number"?t+"px":t)}}:null,{tag:"SPAN",attributes:{class:e}})}setTextColor(t){let e=this._config.classNames.color;return this.changeFormat(t?{tag:"SPAN",attributes:{class:e,style:"color:"+t}}:null,{tag:"SPAN",attributes:{class:e}})}setHighlightColor(t){let e=this._config.classNames.highlight;return this.changeFormat(t?{tag:"SPAN",attributes:{class:e,style:"background-color:"+t}}:null,{tag:"SPAN",attributes:{class:e}})}_ensureBottomLine(){let t=this._root,e=t.lastElementChild;(!e||e.nodeName!==this._config.blockTag||!P(e))&&t.appendChild(this.createDefaultBlock())}createDefaultBlock(t){let e=this._config;return x(p(e.blockTag,e.blockAttributes,t))}splitBlock(t,e){e||(e=this.getSelection());let n=this._root,i,s,r,l;if(this._recordUndoState(e),this._removeZWS(),this._getRangeAndRemoveBookmark(e),e.collapsed||H(e,n),this._config.addLinks){C(e);let u=e.startContainer,m=e.startOffset;setTimeout(()=>{Te(this,u,m)},0)}if(i=L(e,n),i&&(s=S(i,n,"PRE"))){C(e),r=e.startContainer;let u=e.startOffset;return r instanceof Text||(r=document.createTextNode(""),s.insertBefore(r,s.firstChild)),!t&&r instanceof Text&&(r.data.charAt(u-1)===` `||Q(e,n))&&(r.data.charAt(u)===` `||Z(e,n))?(r.deleteData(u&&u-1,u?2:1),l=w(r,u&&u-1,n,n),r=l.previousSibling,r.textContent||E(r),r=this.createDefaultBlock(),l.parentNode.insertBefore(r,l),l.textContent||E(l),e.setStart(r,0)):(r.insertData(u,` `),x(s),r.length===u+1?e.setStartAfter(r):e.setStart(r,u+1)),e.collapse(!0),this.setSelection(e),this._updatePath(e,!0),this._docWasChanged(),this}if(!i||t||/^T[HD]$/.test(i.nodeName))return Oe(e,"A",n),j(e,p("BR")),e.collapse(!1),this.setSelection(e),this._updatePath(e,!0),this;if((s=S(i,n,"LI"))&&(i=s),ce(i)){if(S(i,n,"UL")||S(i,n,"OL"))return this.decreaseListLevel(e),this;if(S(i,n,"BLOCKQUOTE"))return this.replaceWithBlankLine(e),this}r=e.startContainer;let a=e.startOffset,d=this.tagAfterSplit[i.nodeName];l=w(r,a,i.parentNode,this._root);let c=this._config,f=null;for(d||(d=c.blockTag,f=c.blockAttributes),he(l,d,f)||(i=p(d,f),l.dir&&(i.dir=l.dir),R(l,i),i.appendChild(T(l)),l=i),re(i),Se(i),x(i);l instanceof Element;){let u=l.firstChild,m;if(l.nodeName==="A"&&(!l.textContent||l.textContent===B)){u=document.createTextNode(""),R(l,u),l=u;break}for(;u&&u instanceof Text&&!u.data&&(m=u.nextSibling,!(!m||m.nodeName==="BR"));)E(u),u=m;if(!u||u.nodeName==="BR"||u instanceof Text)break;l=u}return e=$(l,0),this.setSelection(e),this._updatePath(e,!0),this}forEachBlock(t,e,n){n||(n=this.getSelection()),e&&this.saveUndoState(n);let i=this._root,s=L(n,i),r=G(n,i);if(s&&r)do if(t(s)||s===r)break;while(s=W(s,i));return e&&(this.setSelection(n),this._updatePath(n,!0)),this}modifyBlocks(t,e){e||(e=this.getSelection()),this._recordUndoState(e,this._isInUndoState);let n=this._root;ye(e,n),q(e,n,n,n);let i=Be(e,n,n);if(!e.collapsed){let s=e.endContainer;if(s===n)e.collapse(!1);else{for(;s.parentNode!==n;)s=s.parentNode;e.setStartBefore(s),e.collapse(!0)}}return j(e,t.call(this,i)),e.endOffset{let n=e.className.split(/\s+/).filter(i=>!!i&&!/^align/.test(i)).join(" ");t?(e.className=n+" align-"+t,e.style.textAlign=t):(e.className=n,e.style.textAlign="")},!0),this.focus()}setTextDirection(t){return this.forEachBlock(e=>{t?e.dir=t:e.removeAttribute("dir")},!0),this.focus()}_getListSelection(t,e){let n=t.commonAncestorContainer,i=t.startContainer,s=t.endContainer;for(;n&&n!==e&&!/^[OU]L$/.test(n.nodeName);)n=n.parentNode;if(!n||n===e)return null;for(i===n&&(i=i.childNodes[t.startOffset]),s===n&&(s=s.childNodes[t.endOffset]);i&&i.parentNode!==n;)i=i.parentNode;for(;s&&s.parentNode!==n;)s=s.parentNode;return[n,i,s]}increaseListLevel(t){t||(t=this.getSelection());let e=this._root,n=this._getListSelection(t,e);if(!n)return this.focus();let[i,s,r]=n;if(!s||s===i.firstChild)return this.focus();this._recordUndoState(t,this._isInUndoState);let l=i.nodeName,a=s.previousSibling,d,c;a.nodeName!==l&&(d=this._config.tagAttributes[l.toLowerCase()],a=p(l,d),i.insertBefore(a,s));do c=s===r?null:s.nextSibling,a.appendChild(s);while(s=c);return c=a.nextSibling,c&&F(c,e),this._getRangeAndRemoveBookmark(t),this.setSelection(t),this._updatePath(t,!0),this.focus()}decreaseListLevel(t){t||(t=this.getSelection());let e=this._root,n=this._getListSelection(t,e);if(!n)return this.focus();let[i,s,r]=n;s||(s=i.firstChild),r||(r=i.lastChild),this._recordUndoState(t,this._isInUndoState);let l,a=null;if(s){let d=i.parentNode;if(a=r.nextSibling?w(i,r.nextSibling,d,e):i.nextSibling,d!==e&&d.nodeName==="LI"){for(d=d.parentNode;a;)l=a.nextSibling,r.appendChild(a),a=l;a=i.parentNode.nextSibling}let c=!/^[OU]L$/.test(d.nodeName);do l=s===r?null:s.nextSibling,i.removeChild(s),c&&s.nodeName==="LI"&&(s=this.createDefaultBlock([T(s)])),d.insertBefore(s,a);while(s=l)}return i.firstChild||E(i),a&&F(a,e),this._getRangeAndRemoveBookmark(t),this.setSelection(t),this._updatePath(t,!0),this.focus()}_makeList(t,e){let n=ae(t,this._root),i=this._config.tagAttributes,s=i[e.toLowerCase()],r=i.li,l;for(;l=n.nextNode();)if(l.parentNode instanceof HTMLLIElement&&(l=l.parentNode,n.currentNode=l.lastChild),l instanceof HTMLLIElement){l=l.parentNode;let a=l.nodeName;a!==e&&/^[OU]L$/.test(a)&&R(l,p(e,s,[T(l)]))}else{let a=p("LI",r);l.dir&&(a.dir=l.dir);let d=l.previousSibling;d&&d.nodeName===e?(d.appendChild(a),E(l)):R(l,p(e,s,[a])),a.appendChild(T(l)),n.currentNode=a}return t}makeUnorderedList(){return this.modifyBlocks(t=>this._makeList(t,"UL")),this.focus()}makeOrderedList(){return this.modifyBlocks(t=>this._makeList(t,"OL")),this.focus()}removeList(){return this.modifyBlocks(t=>{let e=t.querySelectorAll("UL, OL"),n=t.querySelectorAll("LI"),i=this._root;for(let s=0,r=e.length;sp("BLOCKQUOTE",this._config.tagAttributes.blockquote,[e]),t),this.focus()}decreaseQuoteLevel(t){return this.modifyBlocks(e=>(Array.from(e.querySelectorAll("blockquote")).filter(n=>!S(n.parentNode,e,"BLOCKQUOTE")).forEach(n=>{R(n,T(n))}),e),t),this.focus()}removeQuote(t){return this.modifyBlocks(e=>(Array.from(e.querySelectorAll("blockquote")).forEach(n=>{R(n,T(n))}),e),t),this.focus()}replaceWithBlankLine(t){return this.modifyBlocks(()=>this.createDefaultBlock([p("INPUT",{id:this.startSelectionId,type:"hidden"}),p("INPUT",{id:this.endSelectionId,type:"hidden"})]),t),this.focus()}code(){let t=this.getSelection();return t.collapsed||X(t.commonAncestorContainer)?(this.modifyBlocks(e=>{let n=this._root,i=document.createDocumentFragment(),s=ae(e,n),r;for(;r=s.nextNode();){let a=r.querySelectorAll("BR"),d=[],c=a.length;for(let f=0;f{let s=this._root,r=i.querySelectorAll("PRE"),l=r.length;for(;l--;){let a=r[l],d=new _(a,4),c;for(;c=d.nextNode();){let f=c.data;f=f.replace(/ (?= )/g,"\xA0");let u=document.createDocumentFragment(),m;for(;(m=f.indexOf(` `))>-1;)u.appendChild(document.createTextNode(f.slice(0,m))),u.appendChild(p("BR")),f=f.slice(m+1);c.parentNode.insertBefore(u,c),c.data=f}D(a,s),R(a,T(a))}return i},t),this.focus()):this.changeFormat(null,{tag:"CODE"},t),this}toggleCode(){return this.hasFormat("PRE")||this.hasFormat("CODE")?this.removeCode():this.code(),this}_removeFormatting(t,e){for(let n=t.firstChild,i;n;n=i){if(i=n.nextSibling,N(n)){if(n instanceof Text||n.nodeName==="BR"||n.nodeName==="IMG"){e.appendChild(n);continue}}else if(P(n)){e.appendChild(this.createDefaultBlock([this._removeFormatting(n,document.createDocumentFragment())]));continue}this._removeFormatting(n,e)}return e}removeAllFormatting(t){if(t||(t=this.getSelection()),t.collapsed)return this.focus();let e=this._root,n=t.commonAncestorContainer;for(;n&&!P(n);)n=n.parentNode;if(n||(ye(t,e),n=e),n instanceof Text)return this.focus();this.saveUndoState(t),q(t,n,n,e);let i=t.startContainer,s=t.startOffset,r=t.endContainer,l=t.endOffset,a=document.createDocumentFragment(),d=document.createDocumentFragment(),c=w(r,l,n,e),f=w(i,s,n,e),u;for(;f!==c;)u=f.nextSibling,a.appendChild(f),f=u;if(this._removeFormatting(a,d),d.normalize(),f=d.firstChild,u=d.lastChild,f){n.insertBefore(d,c);let m=Array.from(n.childNodes);s=m.indexOf(f),l=u?m.indexOf(u)+1:0}else c&&(s=Array.from(n.childNodes).indexOf(c),l=s);return t.setStart(n,s),t.setEnd(n,l),te(n,t),C(t),this.setSelection(t),this._updatePath(t,!0),this.focus()}};var Mo=Ce;export{Mo as default}; //# sourceMappingURL=squire.mjs.map