-import {
- $createParagraphNode,
- $getRoot,
- $getSelection,
- COMMAND_PRIORITY_LOW,
- createCommand,
- createEditor, CreateEditorArgs,
-} from 'lexical';
+import {$getSelection, createEditor, CreateEditorArgs, isCurrentlyReadOnlyMode, LexicalEditor} from 'lexical';
import {createEmptyHistoryState, registerHistory} from '@lexical/history';
import {registerRichText} from '@lexical/rich-text';
-import {$getNearestBlockElementAncestorOrThrow, mergeRegister} from '@lexical/utils';
-import {$generateNodesFromDOM} from '@lexical/html';
-import {$setBlocksType} from '@lexical/selection';
-import {getNodesForPageEditor} from './nodes';
-import {$createCalloutNode, $isCalloutNode, CalloutCategory} from './nodes/callout';
+import {mergeRegister} from '@lexical/utils';
+import {getNodesForPageEditor, registerCommonNodeMutationListeners} from './nodes';
+import {buildEditorUI} from "./ui";
+import {getEditorContentAsHtml, setEditorContentFromHtml} from "./utils/actions";
+import {registerTableResizer} from "./ui/framework/helpers/table-resizer";
+import {EditorUiContext} from "./ui/framework/core";
+import {listen as listenToCommonEvents} from "./services/common-events";
+import {registerDropPasteHandling} from "./services/drop-paste-handling";
+import {registerTaskListHandler} from "./ui/framework/helpers/task-list-handler";
+import {registerTableSelectionHandler} from "./ui/framework/helpers/table-selection-handler";
+import {el} from "./utils/dom";
+import {registerShortcuts} from "./services/shortcuts";
+import {registerNodeResizer} from "./ui/framework/helpers/node-resizer";
+import {registerKeyboardHandling} from "./services/keyboard-handling";
-export function createPageEditorInstance(editArea: HTMLElement) {
+export function createPageEditorInstance(container: HTMLElement, htmlContent: string, options: Record<string, any> = {}): SimpleWysiwygEditorInterface {
const config: CreateEditorArgs = {
namespace: 'BookStackPageEditor',
nodes: getNodesForPageEditor(),
onError: console.error,
+ theme: {
+ text: {
+ bold: 'editor-theme-bold',
+ code: 'editor-theme-code',
+ italic: 'editor-theme-italic',
+ strikethrough: 'editor-theme-strikethrough',
+ subscript: 'editor-theme-subscript',
+ superscript: 'editor-theme-superscript',
+ underline: 'editor-theme-underline',
+ underlineStrikethrough: 'editor-theme-underline-strikethrough',
+ }
+ }
};
- const startingHtml = editArea.innerHTML;
- const parser = new DOMParser();
- const dom = parser.parseFromString(startingHtml, 'text/html');
+ const editArea = el('div', {
+ contenteditable: 'true',
+ class: 'editor-content-area page-content',
+ });
+ const editWrap = el('div', {
+ class: 'editor-content-wrap',
+ }, [editArea]);
+
+ container.append(editWrap);
+ container.classList.add('editor-container');
+ container.setAttribute('dir', options.textDirection);
+ if (options.darkMode) {
+ container.classList.add('editor-dark');
+ }
const editor = createEditor(config);
editor.setRootElement(editArea);
+ const context: EditorUiContext = buildEditorUI(container, editArea, editWrap, editor, options);
mergeRegister(
registerRichText(editor),
registerHistory(editor, createEmptyHistoryState(), 300),
+ registerShortcuts(context),
+ registerKeyboardHandling(context),
+ registerTableResizer(editor, editWrap),
+ registerTableSelectionHandler(editor),
+ registerTaskListHandler(editor, editArea),
+ registerDropPasteHandling(context),
+ registerNodeResizer(context),
);
- editor.update(() => {
- const startingNodes = $generateNodesFromDOM(editor, dom);
- const root = $getRoot();
- root.append(...startingNodes);
- });
+ listenToCommonEvents(editor);
+
+ setEditorContentFromHtml(editor, htmlContent);
const debugView = document.getElementById('lexical-debug');
- editor.registerUpdateListener(({editorState}) => {
- console.log('editorState', editorState.toJSON());
- debugView.textContent = JSON.stringify(editorState.toJSON(), null, 2);
- });
+ if (debugView) {
+ debugView.hidden = true;
+ }
- // Example of creating, registering and using a custom command
+ let changeFromLoading = true;
+ editor.registerUpdateListener(({dirtyElements, dirtyLeaves, editorState, prevEditorState}) => {
+ // Watch for selection changes to update the UI on change
+ // Used to be done via SELECTION_CHANGE_COMMAND but this would not always emit
+ // for all selection changes, so this proved more reliable.
+ const selectionChange = !(prevEditorState._selection?.is(editorState._selection) || false);
+ if (selectionChange) {
+ editor.update(() => {
+ const selection = $getSelection();
+ context.manager.triggerStateUpdate({
+ editor, selection,
+ });
+ });
+ }
- const SET_BLOCK_CALLOUT_COMMAND = createCommand();
- editor.registerCommand(SET_BLOCK_CALLOUT_COMMAND, (category: CalloutCategory = 'info') => {
- const selection = $getSelection();
- const blockElement = $getNearestBlockElementAncestorOrThrow(selection.getNodes()[0]);
- if ($isCalloutNode(blockElement)) {
- $setBlocksType(selection, $createParagraphNode);
- } else {
- $setBlocksType(selection, () => $createCalloutNode(category));
+ // Emit change event to component system (for draft detection) on actual user content change
+ if (dirtyElements.size > 0 || dirtyLeaves.size > 0) {
+ if (changeFromLoading) {
+ changeFromLoading = false;
+ } else {
+ window.$events.emit('editor-html-change', '');
+ }
}
- return true;
- }, COMMAND_PRIORITY_LOW);
- const button = document.getElementById('lexical-button');
- button.addEventListener('click', event => {
- editor.dispatchCommand(SET_BLOCK_CALLOUT_COMMAND, 'info');
+ // Debug logic
+ // console.log('editorState', editorState.toJSON());
+ if (debugView) {
+ debugView.textContent = JSON.stringify(editorState.toJSON(), null, 2);
+ }
});
+
+ // @ts-ignore
+ window.debugEditorState = () => {
+ console.log(editor.getEditorState().toJSON());
+ };
+
+ registerCommonNodeMutationListeners(context);
+
+ return new SimpleWysiwygEditorInterface(editor);
}
+
+export class SimpleWysiwygEditorInterface {
+ protected editor: LexicalEditor;
+
+ constructor(editor: LexicalEditor) {
+ this.editor = editor;
+ }
+
+ async getContentAsHtml(): Promise<string> {
+ return await getEditorContentAsHtml(this.editor);
+ }
+}
\ No newline at end of file