101 lines
3.2 KiB
JavaScript
101 lines
3.2 KiB
JavaScript
import { editor as monacoEditor, languages as monacoLanguages, Uri } from 'monaco-editor';
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import { DEFAULT_THEME, themes } from '~/ide/lib/themes';
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import languages from '~/ide/lib/languages';
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import { defaultEditorOptions } from '~/ide/lib/editor_options';
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import { registerLanguages } from '~/ide/utils';
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import { joinPaths } from '~/lib/utils/url_utility';
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import { clearDomElement } from './utils';
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import { EDITOR_LITE_INSTANCE_ERROR_NO_EL, URI_PREFIX } from './constants';
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export default class Editor {
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constructor(options = {}) {
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this.instances = [];
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this.options = {
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extraEditorClassName: 'gl-editor-lite',
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...defaultEditorOptions,
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...options,
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};
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Editor.setupMonacoTheme();
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registerLanguages(...languages);
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}
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static setupMonacoTheme() {
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const themeName = window.gon?.user_color_scheme || DEFAULT_THEME;
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const theme = themes.find(t => t.name === themeName);
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if (theme) monacoEditor.defineTheme(themeName, theme.data);
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monacoEditor.setTheme(theme ? themeName : DEFAULT_THEME);
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}
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static updateModelLanguage(path, instance) {
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if (!instance) return;
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const model = instance.getModel();
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const ext = `.${path.split('.').pop()}`;
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const language = monacoLanguages
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.getLanguages()
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.find(lang => lang.extensions.indexOf(ext) !== -1);
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const id = language ? language.id : 'plaintext';
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monacoEditor.setModelLanguage(model, id);
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}
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/**
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* Creates a monaco instance with the given options.
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*
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* @param {Object} options Options used to initialize monaco.
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* @param {Element} options.el The element which will be used to create the monacoEditor.
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* @param {string} options.blobPath The path used as the URI of the model. Monaco uses the extension of this path to determine the language.
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* @param {string} options.blobContent The content to initialize the monacoEditor.
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* @param {string} options.blobGlobalId This is used to help globally identify monaco instances that are created with the same blobPath.
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*/
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createInstance({
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el = undefined,
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blobPath = '',
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blobContent = '',
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blobGlobalId = '',
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...instanceOptions
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} = {}) {
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if (!el) {
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throw new Error(EDITOR_LITE_INSTANCE_ERROR_NO_EL);
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}
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clearDomElement(el);
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const uriFilePath = joinPaths(URI_PREFIX, blobGlobalId, blobPath);
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const model = monacoEditor.createModel(blobContent, undefined, Uri.file(uriFilePath));
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monacoEditor.onDidCreateEditor(() => {
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delete el.dataset.editorLoading;
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});
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const instance = monacoEditor.create(el, {
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...this.options,
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...instanceOptions,
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});
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instance.setModel(model);
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instance.onDidDispose(() => {
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const index = this.instances.findIndex(inst => inst === instance);
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this.instances.splice(index, 1);
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model.dispose();
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});
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instance.updateModelLanguage = path => Editor.updateModelLanguage(path, instance);
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this.instances.push(instance);
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return instance;
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}
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dispose() {
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this.instances.forEach(instance => instance.dispose());
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}
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use(exts = [], instance = null) {
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const extensions = Array.isArray(exts) ? exts : [exts];
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if (instance) {
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Object.assign(instance, ...extensions);
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} else {
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this.instances.forEach(inst => Object.assign(inst, ...extensions));
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}
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}
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}
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