on-codemerge/dist/src/core/services/TextFormatter/index.cjs

A WYSIWYG editor for on-codemerge is a user-friendly interface that allows users to edit and view their code in real time, exactly as it will appear in the final product

/*! on-codemerge v1.3.1 @author Pavel Kuzmin @license MIT @homepage https://s00d.github.io/on-codemerge/ @repository git+https://github.com/s00d/on-codemerge.git Copyright (c) 2026 Pavel Kuzmin - Built on 2026-07-02T13:39:17.947Z */
"use strict";var d=Object.defineProperty;var u=(l,e,t)=>e in l?d(l,e,{enumerable:!0,configurable:!0,writable:!0,value:t}):l[e]=t;var c=(l,e,t)=>u(l,typeof e!="symbol"?e+"":e,t);Object.defineProperty(exports,Symbol.toStringTag,{value:"Module"});const p=require("./DomUtils.cjs"),f=require("./StyleManager.cjs"),g=require("./FormatDebugMap.cjs"),y=require("./FormatDebugTracer.cjs");class T{constructor(e,t,r){c(this,"domUtils");c(this,"styleManager");c(this,"shadowRoot",null);c(this,"debugTracer",new y.FormatDebugTracer);this.container=e,this.domUtils=new p.DomUtils(e),this.styleManager=new f.StyleManager,this.shadowRoot=t||null,(r??g.isFormatDebugEnabled())&&this.enableFormatDebug(!0)}enableFormatDebug(e){this.debugTracer.setEnabled(e),this.domUtils.setTracer(e?this.debugTracer:null)}isFormatDebugEnabled(){return this.debugTracer.isEnabled()}getLastDebugMap(){return this.debugTracer.getLastMap()}toggleStyle(e){const t=this.getSelection();if(!t||t.rangeCount===0)return;if(this.styleManager.isBlockStyle(e)){this.toggleBlockStyle(e,t);return}this.debugTracer.begin(e,this.container,t);const r=this.domUtils.getSelectedRoot(t,!1,e);if(!r||r.length===0){this.debugTracer.setAction("noop");const n=this.debugTracer.end(this.container);n&&this.debugTracer.logToConsole(n,g.formatDebugMapToString);return}let o="apply";r.forEach(n=>{n.nodeType===Node.TEXT_NODE&&(n=this.wrapTextNodeInSpan(n));const a=n;this.styleManager.has(a,e)?(o="remove",this.domUtils.removeStyleFromNode(n,e,this.styleManager.remove.bind(this.styleManager))):this.domUtils.applyStyleToNode(n,e,this.styleManager.set.bind(this.styleManager))}),this.debugTracer.setAction(o);const s=this.debugTracer.end(this.container);s&&this.debugTracer.logToConsole(s,g.formatDebugMapToString)}toggleBlockStyle(e,t){this.debugTracer.begin(e,this.container,t);const r=t.getRangeAt(0),o=this.domUtils.findBlockElementsInRange(r);if(this.debugTracer.step("findBlockElements",o.map(i=>i.tagName),o.length===0?"no_blocks_found":"blocks_in_range"),o.length===0){this.debugTracer.setAction("noop");const i=this.debugTracer.end(this.container);i&&this.debugTracer.logToConsole(i,g.formatDebugMapToString);return}const s=o.every(i=>this.styleManager.has(i,e)),n=s?"remove":"apply";o.forEach(i=>{s?this.styleManager.remove(i,e):this.styleManager.set(i,e)}),this.debugTracer.setNodesToModify(o,this.container),this.debugTracer.setAction(n);const a=this.debugTracer.end(this.container);a&&this.debugTracer.logToConsole(a,g.formatDebugMapToString)}setColor(e){this.applyStyleToSelectedNodes(t=>{t.style.color=e})}setBackgroundColor(e){this.applyStyleToSelectedNodes(t=>{t.style.backgroundColor=e})}setFont(e,t,r){this.applyStyleToSelectedNodes(o=>{o.style.fontFamily=e,o.style.fontSize=t,o.style.lineHeight=r})}clearFont(){this.applyStyleToSelectedNodes(e=>{e.style.removeProperty("font-family"),e.style.removeProperty("font-size"),e.style.removeProperty("line-height")})}applyBlock(e="span"){this.applyStyleToSelectedNodes(t=>{const r=document.createElement(e);r.textContent=t.textContent,r.classList.add("format-text-block"),t.parentNode&&t.parentNode.replaceChild(r,t)})}clearBlock(){this.applyStyleToSelectedNodes(e=>{const t=document.createElement("span");t.textContent=e.textContent,e.style.removeProperty("font-family"),e.style.removeProperty("font-size"),e.style.removeProperty("line-height"),e.style.removeProperty("format-text-block"),e.parentNode&&e.parentNode.replaceChild(t,e)})}applyStyleToSelectedNodes(e){const t=this.getSelection();if(!t)return;const r=this.domUtils.getSelectedRoot(t,!1);r&&r.forEach(o=>{o.nodeType===Node.ELEMENT_NODE&&o!==this.container&&e(o)})}wrapTextNodeInSpan(e){var r;const t=document.createElement("span");return(r=e.parentNode)==null||r.replaceChild(t,e),t.appendChild(e),t}getSelection(){if(this.shadowRoot){if("getSelection"in this.shadowRoot){const o=this.shadowRoot.getSelection();if(o&&o.rangeCount>0)return o}const e=window.getSelection();if(!e||e.rangeCount===0)return null;const r=e.getRangeAt(0).commonAncestorContainer;if(this.shadowRoot.contains(r)||r.nodeType===Node.ELEMENT_NODE&&this.shadowRoot.contains(r))return e;{const o=this.shadowRoot.activeElement;if(o&&o===this.container){const s=this.container;let n=1;return{get rangeCount(){return n},getRangeAt:i=>{const h=document.createRange();return h.selectNodeContents(s),h},removeAllRanges:()=>{n=0},addRange:i=>{i&&s.contains(i.commonAncestorContainer)&&(n=1)},toString:()=>s.textContent||""}}return null}}else return window.getSelection()}hasClass(e){const t=this.getSelection();if(!t||t.rangeCount===0)return!1;if(this.styleManager.isBlockStyle(e)){const s=t.getRangeAt(0),n=this.domUtils.findBlockElementsInRange(s);return n.length>0&&n.every(a=>this.styleManager.has(a,e))}const r=t.getRangeAt(0);if(r.collapsed){const s=this.domUtils.getSelectedRoot(t,!0,e);return(s==null?void 0:s.some(n=>n.nodeType===Node.ELEMENT_NODE?this.styleManager.has(n,e):!1))??!1}const o=this.domUtils.collectTextNodesInRangeForRead(r).filter(s=>{var n;return(n=s.textContent)==null?void 0:n.trim()});return o.length===0?!1:o.every(s=>{let n=s.parentElement;for(;n&&n!==this.container;){if(this.styleManager.has(n,e))return!0;n=n.parentElement}return!1})}getStyle(e){const t=this.getSelection();if(!t||t.rangeCount===0)return null;const r=this.domUtils.getSelectedRoot(t,!0);if(!r)return null;for(const o of r)return o.nodeType===Node.ELEMENT_NODE?o.style[e]??null:null}}exports.TextFormatter=T;