BookStack Code Mirror - bookstack/blob - resources/js/wysiwyg/index.ts

   1 import {createEditor, CreateEditorArgs, LexicalEditor} from 'lexical';
   2 import {createEmptyHistoryState, registerHistory} from '@lexical/history';
   3 import {registerRichText} from '@lexical/rich-text';
   4 import {mergeRegister} from '@lexical/utils';
   5 import {getNodesForPageEditor, registerCommonNodeMutationListeners} from './nodes';
   6 import {buildEditorUI} from "./ui";
   7 import {getEditorContentAsHtml, setEditorContentFromHtml} from "./actions";
   8 import {registerTableResizer} from "./ui/framework/helpers/table-resizer";
   9 import {el} from "./helpers";
  10 import {EditorUiContext} from "./ui/framework/core";
  11 import {listen as listenToCommonEvents} from "./common-events";
  12
  13 export function createPageEditorInstance(container: HTMLElement, htmlContent: string, options: Record<string, any> = {}): SimpleWysiwygEditorInterface {
  14     const config: CreateEditorArgs = {
  15         namespace: 'BookStackPageEditor',
  16         nodes: getNodesForPageEditor(),
  17         onError: console.error,
  18         theme: {
  19             text: {
  20                 bold: 'editor-theme-bold',
  21                 code: 'editor-theme-code',
  22                 italic: 'editor-theme-italic',
  23                 strikethrough: 'editor-theme-strikethrough',
  24                 subscript: 'editor-theme-subscript',
  25                 superscript: 'editor-theme-superscript',
  26                 underline: 'editor-theme-underline',
  27                 underlineStrikethrough: 'editor-theme-underline-strikethrough',
  28             }
  29         }
  30     };
  31
  32     const editArea = el('div', {
  33         contenteditable: 'true',
  34         class: 'editor-content-area page-content',
  35     });
  36     const editWrap = el('div', {
  37         class: 'editor-content-wrap',
  38     }, [editArea]);
  39     container.append(editWrap);
  40     container.classList.add('editor-container');
  41
  42     const editor = createEditor(config);
  43     editor.setRootElement(editArea);
  44
  45     mergeRegister(
  46         registerRichText(editor),
  47         registerHistory(editor, createEmptyHistoryState(), 300),
  48         registerTableResizer(editor, editWrap),
  49     );
  50
  51     listenToCommonEvents(editor);
  52
  53     setEditorContentFromHtml(editor, htmlContent);
  54
  55     const debugView = document.getElementById('lexical-debug');
  56     if (debugView) {
  57         debugView.hidden = true;
  58     }
  59     editor.registerUpdateListener(({editorState}) => {
  60         console.log('editorState', editorState.toJSON());
  61         if (debugView) {
  62             debugView.textContent = JSON.stringify(editorState.toJSON(), null, 2);
  63         }
  64     });
  65
  66     const context: EditorUiContext = buildEditorUI(container, editArea, editWrap, editor, options);
  67     registerCommonNodeMutationListeners(context);
  68
  69     return new SimpleWysiwygEditorInterface(editor);
  70 }
  71
  72 export class SimpleWysiwygEditorInterface {
  73     protected editor: LexicalEditor;
  74
  75     constructor(editor: LexicalEditor) {
  76         this.editor = editor;
  77     }
  78
  79     async getContentAsHtml(): Promise<string> {
  80         return await getEditorContentAsHtml(this.editor);
  81     }
  82 }