TEST

client/components/codeEditor/codeEditor.jsx

@@ -8,36 +8,36 @@ const autoCompleteEmoji = require('./autocompleteEmoji');
 
 let CodeMirror;
 if(typeof window !== 'undefined'){
-	CodeMirror = require('codemirror');
+	CodeMirror = require('codemirror5');
 
 	//Language Modes
-	require('codemirror/mode/gfm/gfm.js'); //Github flavoured markdown
+	require('codemirror5/mode/gfm/gfm.js'); //Github flavoured markdown
-	require('codemirror/mode/css/css.js');
+	require('codemirror5/mode/css/css.js');
-	require('codemirror/mode/javascript/javascript.js');
+	require('codemirror5/mode/javascript/javascript.js');
 
 	//Addons
 	//Code folding
-	require('codemirror/addon/fold/foldcode.js');
+	require('codemirror5/addon/fold/foldcode.js');
-	require('codemirror/addon/fold/foldgutter.js');
+	require('codemirror5/addon/fold/foldgutter.js');
 	//Search and replace
-	require('codemirror/addon/search/search.js');
+	require('codemirror5/addon/search/search.js');
-	require('codemirror/addon/search/searchcursor.js');
+	require('codemirror5/addon/search/searchcursor.js');
-	require('codemirror/addon/search/jump-to-line.js');
+	require('codemirror5/addon/search/jump-to-line.js');
-	require('codemirror/addon/search/match-highlighter.js');
+	require('codemirror5/addon/search/match-highlighter.js');
-	require('codemirror/addon/search/matchesonscrollbar.js');
+	require('codemirror5/addon/search/matchesonscrollbar.js');
-	require('codemirror/addon/dialog/dialog.js');
+	require('codemirror5/addon/dialog/dialog.js');
 	//Trailing space highlighting
 	// require('codemirror/addon/edit/trailingspace.js');
 	//Active line highlighting
 	// require('codemirror/addon/selection/active-line.js');
 	//Scroll past last line
-	require('codemirror/addon/scroll/scrollpastend.js');
+	require('codemirror5/addon/scroll/scrollpastend.js');
 	//Auto-closing
 	//XML code folding is a requirement of the auto-closing tag feature and is not enabled
-	require('codemirror/addon/fold/xml-fold.js');
+	require('codemirror5/addon/fold/xml-fold.js');
-	require('codemirror/addon/edit/closetag.js');
+	require('codemirror5/addon/edit/closetag.js');
 	//Autocompletion
-	require('codemirror/addon/hint/show-hint.js');
+	require('codemirror5/addon/hint/show-hint.js');
 
 	const foldPagesCode = require('./fold-pages');
 	foldPagesCode.registerHomebreweryHelper(CodeMirror);
@@ -462,4 +462,3 @@ const CodeEditor = createClass({
 });
 
 module.exports = CodeEditor;
-

client/components/codeEditor/codeEditor.less

@@ -1,8 +1,8 @@
-@import (less) 'codemirror/lib/codemirror.css';
+@import (less) 'codemirror5/lib/codemirror.css';
-@import (less) 'codemirror/addon/fold/foldgutter.css';
+@import (less) 'codemirror5/addon/fold/foldgutter.css';
-@import (less) 'codemirror/addon/search/matchesonscrollbar.css';
+@import (less) 'codemirror5/addon/search/matchesonscrollbar.css';
-@import (less) 'codemirror/addon/dialog/dialog.css';
+@import (less) 'codemirror5/addon/dialog/dialog.css';
-@import (less) 'codemirror/addon/hint/show-hint.css';
+@import (less) 'codemirror5/addon/hint/show-hint.css';
 
 //Icon fonts included so they can appear in emoji autosuggest dropdown
 @import (less) './themes/fonts/iconFonts/diceFont.less';

client/components/codeEditor/codeEditorV6.jsx

@@ -0,0 +1,191 @@
+import './codeEditor.less';
+import React, { useEffect, useImperativeHandle, useMemo, useRef } from 'react';
+import { Compartment, EditorSelection, EditorState } from '@codemirror/state';
+import { EditorView, keymap, highlightActiveLine, lineNumbers, highlightActiveLineGutter } from '@codemirror/view';
+import { history, historyKeymap, undo as historyUndo, redo as historyRedo, undoDepth, redoDepth } from '@codemirror/history';
+import { defaultKeymap, indentWithTab } from '@codemirror/commands';
+import { searchKeymap, highlightSelectionMatches } from '@codemirror/search';
+import { closeBrackets, closeBracketsKeymap } from '@codemirror/autocomplete';
+import { defaultHighlightStyle } from '@codemirror/language';
+import { syntaxHighlighting } from '@codemirror/language';
+import { markdown, markdownLanguage } from '@codemirror/lang-markdown';
+import { languages } from '@codemirror/language-data';
+import { javascript } from '@codemirror/lang-javascript';
+import { css } from '@codemirror/lang-css';
+
+const baseExtensions = [
+	lineNumbers(),
+	highlightActiveLineGutter(),
+	EditorView.lineWrapping,
+	history(),
+	keymap.of([
+		indentWithTab,
+		...closeBracketsKeymap,
+		...searchKeymap,
+		...historyKeymap,
+		...defaultKeymap
+	]),
+	closeBrackets(),
+	highlightSelectionMatches(),
+	highlightActiveLine(),
+	syntaxHighlighting(defaultHighlightStyle, { fallback: true })
+];
+
+const languageExtension = (language)=>{
+	switch(language){
+	case 'css':
+		return css();
+	case 'javascript':
+		return javascript({ jsx: true, typescript: true });
+	case 'gfm':
+	default:
+		return markdown({ base: markdownLanguage, codeLanguages: languages });
+	}
+};
+
+const CodeEditorV6 = React.forwardRef(({
+	value = '',
+	onChange = ()=>{},
+	language = 'gfm',
+	readOnly = false,
+	style = {},
+	editorTheme,
+	onSelectionChange = ()=>{},
+	onScroll = ()=>{}
+}, ref)=>{
+	const containerRef = useRef(null);
+	const viewRef = useRef(null);
+	const languageCompartment = useMemo(()=>new Compartment(), []);
+	const readOnlyCompartment = useMemo(()=>new Compartment(), []);
+
+	useImperativeHandle(ref, ()=>({
+		focus : ()=>viewRef.current?.focus(),
+		getView : ()=>viewRef.current,
+		getCM6View : ()=>viewRef.current,
+		getCursorPosition : ()=>{
+			const view = viewRef.current;
+			if(!view) return { line: 0, ch: 0 };
+			const { head } = view.state.selection.main;
+			const lineInfo = view.state.doc.lineAt(head);
+			return { line: lineInfo.number - 1, ch: head - lineInfo.from };
+		},
+		setCursorPosition : ({ line = 0, ch = 0 })=>{
+			const view = viewRef.current;
+			if(!view) return;
+			const docLine = view.state.doc.line(Math.max(1, line + 1));
+			const pos = Math.min(docLine.from + ch, docLine.to);
+			view.dispatch({ selection: EditorSelection.cursor(pos), scrollIntoView: true });
+		},
+		getTopVisibleLine : ()=>{
+			const view = viewRef.current;
+			if(!view) return 0;
+			const top = view.scrollDOM.scrollTop;
+			const block = view.lineBlockAtHeight(top);
+			const lineInfo = view.state.doc.lineAt(block.from);
+			return lineInfo.number - 1;
+		},
+		updateSize : ()=>viewRef.current?.requestMeasure(),
+		injectText : (text, overwrite=true)=>{
+			const view = viewRef.current;
+			if(!view) return;
+			const { from, to } = view.state.selection.main;
+			const insertFrom = overwrite ? from : from;
+			const insertTo = overwrite ? to : from;
+			view.dispatch({
+				changes   : { from: insertFrom, to: insertTo, insert: text },
+				selection : EditorSelection.cursor(insertFrom + text.length),
+				scrollIntoView : true
+			});
+			view.focus();
+		},
+		undo : ()=>{
+			const view = viewRef.current;
+			if(!view) return;
+			historyUndo(view);
+		},
+		redo : ()=>{
+			const view = viewRef.current;
+			if(!view) return;
+			historyRedo(view);
+		},
+		historySize : ()=>{
+			const view = viewRef.current;
+			if(!view) return { undo: 0, redo: 0 };
+			return {
+				undo : undoDepth(view.state),
+				redo : redoDepth(view.state)
+			};
+		},
+		foldAllCode : ()=>{},
+		unfoldAllCode : ()=>{}
+	}), []);
+
+	useEffect(()=>{
+		if(!containerRef.current) return;
+
+		const initialExtensions = [
+			...baseExtensions,
+			languageCompartment.of(languageExtension(language)),
+			readOnlyCompartment.of(EditorState.readOnly.of(readOnly)),
+			EditorView.updateListener.of((update)=>{
+				if(update.docChanged) onChange(update.state.doc.toString());
+				if(update.selectionSet) onSelectionChange(update.view);
+			})
+		];
+
+		const state = EditorState.create({
+			doc        : value,
+			extensions : initialExtensions
+		});
+
+		const view = new EditorView({
+			state,
+			parent : containerRef.current
+		});
+		viewRef.current = view;
+
+		const handleScroll = ()=>onScroll(view);
+		view.scrollDOM.addEventListener('scroll', handleScroll);
+
+		return ()=>{
+			view.scrollDOM.removeEventListener('scroll', handleScroll);
+			view.destroy();
+			viewRef.current = null;
+		};
+	}, []);
+
+	useEffect(()=>{
+		const view = viewRef.current;
+		if(!view) return;
+		view.dispatch({
+			effects : languageCompartment.reconfigure(languageExtension(language))
+		});
+	}, [language, languageCompartment]);
+
+	useEffect(()=>{
+		const view = viewRef.current;
+		if(!view) return;
+		view.dispatch({
+			effects : readOnlyCompartment.reconfigure(EditorState.readOnly.of(readOnly))
+		});
+	}, [readOnly, readOnlyCompartment]);
+
+	useEffect(()=>{
+		const view = viewRef.current;
+		if(!view) return;
+		const currentValue = view.state.doc.toString();
+		if(value === currentValue) return;
+		const transaction = view.state.update({
+			changes : { from: 0, to: currentValue.length, insert: value }
+		});
+		view.dispatch(transaction);
+	}, [value]);
+
+	return (
+		<div className='codeEditor' ref={containerRef} style={style} data-editor='cm6'></div>
+	);
+});
+
+CodeEditorV6.displayName = 'CodeEditorV6';
+
+export default CodeEditorV6;

client/homebrew/editor/editor.jsx

@@ -7,6 +7,9 @@ const dedent = require('dedent-tabs').default;
 import Markdown from '../../../shared/markdown.js';
 
 const CodeEditor = require('client/components/codeEditor/codeEditor.jsx');
+import CodeEditorV6 from 'client/components/codeEditor/codeEditorV6.jsx';
+
+const USE_CM6 = global?.config?.enable_CM6 === true;
 const SnippetBar = require('./snippetbar/snippetbar.jsx');
 const MetadataEditor = require('./metadataEditor/metadataEditor.jsx');
 
@@ -62,8 +65,34 @@ const Editor = createClass({
 		};
 	},
 
-	editor     : React.createRef(null),
+	editor       : React.createRef(null),
-	codeEditor : React.createRef(null),
+	codeEditor   : React.createRef(null),
+	codeEditorV6 : React.createRef(null),
+
+	getActiveEditor : function(){
+		return USE_CM6 ? this.codeEditorV6.current : this.codeEditor.current;
+	},
+
+	focusActiveEditor : function(){
+		const editor = this.getActiveEditor();
+		if(!editor) return;
+		if(USE_CM6) editor.focus?.();
+		else editor.codeMirror?.focus();
+	},
+
+	handleCM6SelectionChange : function(view){
+		if(!USE_CM6 || !view) return;
+		const { head } = view.state.selection.main;
+		const lineInfo = view.state.doc.lineAt(head);
+		this.updateCurrentCursorPage({ line: lineInfo.number - 1 });
+	},
+
+	handleCM6Scroll : function(){
+		if(!USE_CM6) return;
+		const topLine = this.codeEditorV6.current?.getTopVisibleLine?.();
+		if(topLine == null) return;
+		this.updateCurrentViewPage(topLine);
+	},
 
 	isText  : function() {return this.state.view == 'text';},
 	isStyle : function() {return this.state.view == 'style';},
@@ -76,8 +105,10 @@ const Editor = createClass({
 		document.getElementById('BrewRenderer').addEventListener('keydown', this.handleControlKeys);
 		document.addEventListener('keydown', this.handleControlKeys);
 
-		this.codeEditor.current.codeMirror.on('cursorActivity', (cm)=>{this.updateCurrentCursorPage(cm.getCursor());});
+		if(!USE_CM6) {
-		this.codeEditor.current.codeMirror.on('scroll', _.throttle(()=>{this.updateCurrentViewPage(this.codeEditor.current.getTopVisibleLine());}, 200));
+			this.codeEditor.current?.codeMirror?.on('cursorActivity', (cm)=>{this.updateCurrentCursorPage(cm.getCursor());});
+			this.codeEditor.current?.codeMirror?.on('scroll', _.throttle(()=>{this.updateCurrentViewPage(this.codeEditor.current.getTopVisibleLine());}, 200));
+		}
 
 		const editorTheme = window.localStorage.getItem(EDITOR_THEME_KEY);
 		if(editorTheme) {
@@ -90,7 +121,7 @@ const Editor = createClass({
 
 	componentDidUpdate : function(prevProps, prevState, snapshot) {
 
-		this.highlightCustomMarkdown();
+		if(!USE_CM6) this.highlightCustomMarkdown();
 		if(prevProps.moveBrew !== this.props.moveBrew)
 			this.brewJump();
 
@@ -121,7 +152,8 @@ const Editor = createClass({
 	},
 
 	updateCurrentCursorPage : function(cursor) {
-		const lines = this.props.brew.text.split('\n').slice(1, cursor.line + 1);
+		const cursorLine = cursor.line ?? cursor;
+		const lines = this.props.brew.text.split('\n').slice(1, cursorLine + 1);
 		const pageRegex = this.props.brew.renderer == 'V3' ? PAGEBREAK_REGEX_V3 : /\\page/;
 		const currentPage = lines.reduce((count, line)=>count + (pageRegex.test(line) ? 1 : 0), 1);
 		this.props.onCursorPageChange(currentPage);

config/default.json

@@ -7,5 +7,6 @@
 	"local_environments" : ["docker", "local"],
 	"publicUrl" : "https://homebrewery.naturalcrit.com",
 	"hb_images" : null,
-	"hb_fonts" : null
+	"hb_fonts" : null,
+	"enable_CM6" : true
 }

package.json

@@ -95,7 +95,23 @@
     "@sanity/diff-match-patch": "^3.2.0",
     "body-parser": "^2.2.0",
     "classnames": "^2.5.1",
-    "codemirror": "^5.65.6",
+    "@codemirror/autocomplete": "^6.18.2",
+    "@codemirror/commands": "^6.7.2",
+    "@codemirror/fold": "^6.7.1",
+    "@codemirror/history": "^6.3.0",
+    "@codemirror/lang-css": "^6.3.0",
+    "@codemirror/lang-html": "^6.4.7",
+    "@codemirror/lang-javascript": "^6.2.2",
+    "@codemirror/lang-markdown": "^6.2.3",
+    "@codemirror/language": "^6.10.2",
+    "@codemirror/lint": "^6.8.0",
+    "@codemirror/search": "^6.5.6",
+    "@codemirror/state": "^6.4.1",
+    "@codemirror/view": "^6.27.0",
+    "@lezer/common": "^1.2.1",
+    "@lezer/highlight": "^1.2.0",
+    "codemirror": "^6.0.1",
+    "codemirror5": "npm:codemirror@^5.65.19",
     "cookie-parser": "^1.4.7",
     "core-js": "^3.46.0",
     "cors": "^2.8.5",

scripts/project.json

@@ -8,24 +8,24 @@
 		"create-react-class",
 		"lodash",
 		"classnames",
-		"codemirror",
+		"codemirror5",
-		"codemirror/mode/gfm/gfm.js",
+		"codemirror5/mode/gfm/gfm.js",
-		"codemirror/mode/css/css.js",
+		"codemirror5/mode/css/css.js",
-		"codemirror/mode/javascript/javascript.js",
+		"codemirror5/mode/javascript/javascript.js",
-		"codemirror/addon/fold/foldcode.js",
+		"codemirror5/addon/fold/foldcode.js",
-		"codemirror/addon/fold/foldgutter.js",
+		"codemirror5/addon/fold/foldgutter.js",
-		"codemirror/addon/fold/xml-fold.js",
+		"codemirror5/addon/fold/xml-fold.js",
-		"codemirror/addon/scroll/scrollpastend.js",
+		"codemirror5/addon/scroll/scrollpastend.js",
-		"codemirror/addon/search/search.js",
+		"codemirror5/addon/search/search.js",
-		"codemirror/addon/search/searchcursor.js",
+		"codemirror5/addon/search/searchcursor.js",
-		"codemirror/addon/search/jump-to-line.js",
+		"codemirror5/addon/search/jump-to-line.js",
-		"codemirror/addon/search/match-highlighter.js",
+		"codemirror5/addon/search/match-highlighter.js",
-		"codemirror/addon/search/matchesonscrollbar.js",
+		"codemirror5/addon/search/matchesonscrollbar.js",
-		"codemirror/addon/dialog/dialog.js",
+		"codemirror5/addon/dialog/dialog.js",
-		"codemirror/addon/edit/closetag.js",
+		"codemirror5/addon/edit/closetag.js",
-		"codemirror/addon/edit/trailingspace.js",
+		"codemirror5/addon/edit/trailingspace.js",
-		"codemirror/addon/selection/active-line.js",
+		"codemirror5/addon/selection/active-line.js",
-		"codemirror/addon/hint/show-hint.js",
+		"codemirror5/addon/hint/show-hint.js",
 		"moment",
 		"superagent",
 		"@sanity/diff-match-patch",

server/app.js

@@ -554,7 +554,8 @@ const renderPage = async (req, res)=>{
 		publicUrl   : config.get('publicUrl') ?? '',
 		baseUrl     : `${req.protocol}://${req.get('host')}`,
 		environment : nodeEnv,
-		deployment  : config.get('heroku_app_name') ?? ''
+		deployment  : config.get('heroku_app_name') ?? '',
+		enable_CM6  : config.get('enable_CM6') ?? false
 	};
 	const props = {
 		version       : version,