p5.js-web-editor/client/modules/IDE/components/Editor.jsx

358 lines
12 KiB
JavaScript

import React, { PropTypes } from 'react';
import CodeMirror from 'codemirror';
import beautifyJS from 'js-beautify';
import 'codemirror/mode/css/css';
import 'codemirror/addon/selection/active-line';
import 'codemirror/addon/lint/lint';
import 'codemirror/addon/lint/javascript-lint';
import 'codemirror/addon/lint/css-lint';
import 'codemirror/addon/lint/html-lint';
import 'codemirror/addon/comment/comment';
import 'codemirror/keymap/sublime';
import 'codemirror/addon/search/searchcursor';
import 'codemirror/addon/search/matchesonscrollbar';
import 'codemirror/addon/search/match-highlighter';
import 'codemirror/addon/search/jump-to-line';
import { JSHINT } from 'jshint';
import { CSSLint } from 'csslint';
import { HTMLHint } from 'htmlhint';
import InlineSVG from 'react-inlinesvg';
import classNames from 'classnames';
import { debounce } from 'lodash';
import '../../../utils/htmlmixed';
import '../../../utils/p5-javascript';
import Timer from '../components/Timer';
import EditorAccessibility from '../components/EditorAccessibility';
import {
metaKey,
} from '../../../utils/metaKey';
import search from '../../../utils/codemirror-search';
search(CodeMirror);
const beautifyCSS = beautifyJS.css;
const beautifyHTML = beautifyJS.html;
window.JSHINT = JSHINT;
window.CSSLint = CSSLint;
window.HTMLHint = HTMLHint;
const beepUrl = require('../../../sounds/audioAlert.mp3');
const downArrowUrl = require('../../../images/down-arrow.svg');
const unsavedChangesDotUrl = require('../../../images/unsaved-changes-dot.svg');
const rightArrowUrl = require('../../../images/right-arrow.svg');
const leftArrowUrl = require('../../../images/left-arrow.svg');
class Editor extends React.Component {
constructor(props) {
super(props);
this.tidyCode = this.tidyCode.bind(this);
this.updateLintingMessageAccessibility = debounce((annotations) => {
this.props.clearLintMessage();
annotations.forEach((x) => {
if (x.from.line > -1) {
this.props.updateLintMessage(x.severity, (x.from.line + 1), x.message);
}
});
if (this.props.lintMessages.length > 0 && this.props.lintWarning) {
this.beep.play();
}
}, 2000);
}
componentDidMount() {
this.beep = new Audio(beepUrl);
this.widgets = [];
this._cm = CodeMirror(this.codemirrorContainer, { // eslint-disable-line
theme: `p5-${this.props.theme}`,
lineNumbers: true,
styleActiveLine: true,
inputStyle: 'contenteditable',
lineWrapping: false,
fixedGutter: false,
gutters: ['CodeMirror-lint-markers'],
keyMap: 'sublime',
highlightSelectionMatches: true, // highlight current search match
lint: {
onUpdateLinting: ((annotations) => {
this.props.hideRuntimeErrorWarning();
this.updateLintingMessageAccessibility(annotations);
}),
options: {
'asi': true,
'eqeqeq': false,
'-W041': false
}
}
});
this._cm.setOption('extraKeys', {
[`${metaKey}-Enter`]: () => null,
[`Shift-${metaKey}-Enter`]: () => null,
[`${metaKey}-F`]: 'findPersistent',
[`${metaKey}-G`]: 'findNext',
[`Shift-${metaKey}-G`]: 'findPrev',
});
this.initializeDocuments(this.props.files);
this._cm.swapDoc(this._docs[this.props.file.id]);
this._cm.on('change', debounce(() => {
this.props.setUnsavedChanges(true);
this.props.updateFileContent(this.props.file.name, this._cm.getValue());
if (this.props.autorefresh && this.props.isPlaying) {
this.props.startRefreshSketch();
this.props.clearConsole();
}
}, 400));
this._cm.on('keyup', () => {
const temp = `line ${parseInt((this._cm.getCursor().line) + 1, 10)}`;
document.getElementById('current-line').innerHTML = temp;
});
this._cm.on('keydown', (_cm, e) => {
// 9 === Tab
if (e.keyCode === 9 && e.shiftKey) {
this.tidyCode();
}
});
this._cm.getWrapperElement().style['font-size'] = `${this.props.fontSize}px`;
this._cm.setOption('indentWithTabs', this.props.isTabIndent);
this._cm.setOption('tabSize', this.props.indentationAmount);
}
componentWillUpdate(nextProps) {
// check if files have changed
if (this.props.files[0].id !== nextProps.files[0].id) {
// then need to make CodeMirror documents
this.initializeDocuments(nextProps.files);
}
if (this.props.files.length !== nextProps.files.length) {
this.initializeDocuments(nextProps.files);
}
}
componentDidUpdate(prevProps) {
if (this.props.file.content !== prevProps.file.content &&
this.props.file.content !== this._cm.getValue()) {
const oldDoc = this._cm.swapDoc(this._docs[this.props.file.id]);
this._docs[prevProps.file.id] = oldDoc;
this._cm.focus();
if (!prevProps.unsavedChanges) {
setTimeout(() => this.props.setUnsavedChanges(false), 400);
}
}
if (this.props.fontSize !== prevProps.fontSize) {
this._cm.getWrapperElement().style['font-size'] = `${this.props.fontSize}px`;
}
if (this.props.indentationAmount !== prevProps.indentationAmount) {
this._cm.setOption('tabSize', this.props.indentationAmount);
}
if (this.props.isTabIndent !== prevProps.isTabIndent) {
this._cm.setOption('indentWithTabs', this.props.isTabIndent);
}
if (this.props.theme !== prevProps.theme) {
this._cm.setOption('theme', `p5-${this.props.theme}`);
}
if (prevProps.consoleEvents !== this.props.consoleEvents) {
this.props.showRuntimeErrorWarning();
}
for (let i = 0; i < 1000; i += 1) {
this._cm.removeLineClass(i, 'background', 'line-runtime-error');
}
if (this.props.runtimeErrorWarningVisible) {
this.props.consoleEvents.forEach((consoleEvent) => {
if (consoleEvent.method === 'error') {
const n = consoleEvent.arguments.replace(')', '').split(' ');
const lineNumber = parseInt(n[n.length - 1], 10) - 1;
this._cm.addLineClass(lineNumber, 'background', 'line-runtime-error');
}
});
}
}
componentWillUnmount() {
this._cm = null;
}
getFileMode(fileName) {
let mode;
if (fileName.match(/.+\.js$/i)) {
mode = 'javascript';
} else if (fileName.match(/.+\.css$/i)) {
mode = 'css';
} else if (fileName.match(/.+\.html$/i)) {
mode = 'htmlmixed';
} else if (fileName.match(/.+\.json$/i)) {
mode = 'application/json';
} else {
mode = 'text/plain';
}
return mode;
}
initializeDocuments(files) {
this._docs = {};
files.forEach((file) => {
if (file.name !== 'root') {
this._docs[file.id] = CodeMirror.Doc(file.content, this.getFileMode(file.name)); // eslint-disable-line
}
});
}
tidyCode() {
const beautifyOptions = {
indent_size: this.props.indentationAmount,
indent_with_tabs: this.props.isTabIndent
};
const mode = this._cm.getOption('mode');
if (mode === 'javascript') {
this._cm.doc.setValue(beautifyJS(this._cm.doc.getValue(), beautifyOptions));
} else if (mode === 'css') {
this._cm.doc.setValue(beautifyCSS(this._cm.doc.getValue(), beautifyOptions));
} else if (mode === 'htmlmixed') {
this._cm.doc.setValue(beautifyHTML(this._cm.doc.getValue(), beautifyOptions));
}
}
toggleEditorOptions() {
if (this.props.editorOptionsVisible) {
this.props.closeEditorOptions();
} else {
this.optionsButton.focus();
this.props.showEditorOptions();
}
}
_cm: CodeMirror.Editor
render() {
const editorSectionClass = classNames({
'editor': true,
'sidebar--contracted': !this.props.isExpanded,
'editor--options': this.props.editorOptionsVisible
});
return (
<section
title="code editor"
role="main"
className={editorSectionClass}
>
<header className="editor__header">
<button
aria-label="collapse file navigation"
className="sidebar__contract"
onClick={this.props.collapseSidebar}
>
<InlineSVG src={leftArrowUrl} />
</button>
<button
aria-label="expand file navigation"
className="sidebar__expand"
onClick={this.props.expandSidebar}
>
<InlineSVG src={rightArrowUrl} />
</button>
<div className="editor__file-name">
<span>
{this.props.file.name}
{this.props.unsavedChanges ? <InlineSVG src={unsavedChangesDotUrl} /> : null}
</span>
<Timer
projectSavedTime={this.props.projectSavedTime}
isUserOwner={this.props.isUserOwner}
/>
</div>
<button
className="editor__options-button"
aria-label="editor options"
tabIndex="0"
ref={(element) => { this.optionsButton = element; }}
onClick={() => {
this.toggleEditorOptions();
}}
onBlur={() => setTimeout(this.props.closeEditorOptions, 200)}
>
<InlineSVG src={downArrowUrl} />
</button>
<ul className="editor__options" title="editor options">
<li>
<button onClick={this.tidyCode}>Tidy</button>
</li>
<li>
<button onClick={this.props.showKeyboardShortcutModal}>Keyboard shortcuts</button>
</li>
</ul>
</header>
<div ref={(element) => { this.codemirrorContainer = element; }} className="editor-holder" tabIndex="0">
</div>
<EditorAccessibility
lintMessages={this.props.lintMessages}
/>
</section>
);
}
}
Editor.propTypes = {
lintWarning: PropTypes.bool.isRequired,
lintMessages: PropTypes.arrayOf(PropTypes.shape({
severity: PropTypes.string.isRequired,
line: PropTypes.number.isRequired,
message: PropTypes.string.isRequired,
id: PropTypes.number.isRequired
})).isRequired,
consoleEvents: PropTypes.arrayOf(PropTypes.shape({
method: PropTypes.string.isRequired,
args: PropTypes.arrayOf(PropTypes.string)
})),
updateLintMessage: PropTypes.func.isRequired,
clearLintMessage: PropTypes.func.isRequired,
indentationAmount: PropTypes.number.isRequired,
isTabIndent: PropTypes.bool.isRequired,
updateFileContent: PropTypes.func.isRequired,
fontSize: PropTypes.number.isRequired,
file: PropTypes.shape({
name: PropTypes.string.isRequired,
content: PropTypes.string.isRequired,
id: PropTypes.string.isRequired
}).isRequired,
editorOptionsVisible: PropTypes.bool.isRequired,
showEditorOptions: PropTypes.func.isRequired,
closeEditorOptions: PropTypes.func.isRequired,
showKeyboardShortcutModal: PropTypes.func.isRequired,
setUnsavedChanges: PropTypes.func.isRequired,
startRefreshSketch: PropTypes.func.isRequired,
autorefresh: PropTypes.bool.isRequired,
isPlaying: PropTypes.bool.isRequired,
theme: PropTypes.string.isRequired,
unsavedChanges: PropTypes.bool.isRequired,
projectSavedTime: PropTypes.string.isRequired,
files: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.string.isRequired,
name: PropTypes.string.isRequired,
content: PropTypes.string.isRequired
})).isRequired,
isExpanded: PropTypes.bool.isRequired,
collapseSidebar: PropTypes.func.isRequired,
expandSidebar: PropTypes.func.isRequired,
isUserOwner: PropTypes.bool,
clearConsole: PropTypes.func.isRequired,
showRuntimeErrorWarning: PropTypes.func.isRequired,
hideRuntimeErrorWarning: PropTypes.func.isRequired,
runtimeErrorWarningVisible: PropTypes.bool.isRequired,
};
Editor.defaultProps = {
isUserOwner: false,
consoleEvents: [],
};
export default Editor;