build(#10336): control themes

packages/frontend/.storybook/.gitignore

@@ -1,8 +1,8 @@
-# (cd .; pnpm tsc --jsx react --jsxFactory h ./generate.tsx && node ./generate.js)
+# (cd path/to/frontend; pnpm tsc --jsx react --jsxFactory h .storybook/generate.tsx && node .storybook/generate.js)
 /generate.js
-# (cd .; pnpm tsc ./preload-locale.ts && node ./preload-locale.js)
+# (cd path/to/frontend; pnpm tsc .storybook/preload-locale.ts && node .storybook/preload-locale.js)
 /preload-locale.js
 /locale.ts
-# (cd .; pnpm tsc ./preload-theme.ts && node ./preload-theme.js)
+# (cd path/to/frontend; pnpm tsc .storybook/preload-theme.ts && node .storybook/preload-theme.js)
 /preload-theme.js
-/theme.ts
+/themes.ts

packages/frontend/.storybook/main.ts

@@ -8,6 +8,7 @@ const config = {
 		'@storybook/addon-links',
 		'@storybook/addon-essentials',
 		'@storybook/addon-interactions',
+		'../node_modules/storybook-addon-misskey-theme',
 	],
 	framework: {
 		name: '@storybook/vue3-vite',

packages/frontend/.storybook/preload-theme.ts

@@ -2,19 +2,35 @@ import { readFile, writeFile } from 'node:fs/promises';
 import { resolve } from 'node:path';
 import * as JSON5 from 'json5';
 
-Promise.all([
-	readFile(resolve(__dirname, '../src/themes/_light.json5'), 'utf8'),
-	readFile(resolve(__dirname, '../src/themes/l-light.json5'), 'utf8'),
-]).then((sources) => {
-	const base = JSON5.parse(sources[0]);
-	const theme = JSON5.parse(sources[1]);
+const keys = [
+	'_dark',
+	'_light',
+	'l-light',
+	'l-coffee',
+	'l-apricot',
+	'l-rainy',
+	'l-botanical',
+	'l-vivid',
+	'l-cherry',
+	'l-sushi',
+	'l-u0',
+	'd-dark',
+	'd-persimmon',
+	'd-astro',
+	'd-future',
+	'd-botanical',
+	'd-green-lime',
+	'd-green-orange',
+	'd-cherry',
+	'd-ice',
+	'd-u0',
+]
+
+Promise.all(keys.map((key) => readFile(resolve(__dirname, `../src/themes/${key}.json5`), 'utf8'))).then((sources) => {
 	writeFile(
-		resolve(__dirname, './theme.ts'),
+		resolve(__dirname, './themes.ts'),
 		`export default ${JSON.stringify(
-			Object.assign(theme, {
-				base: undefined,
-				props: Object.assign(base.props, theme.props),
-			}),
+			Object.fromEntries(sources.map((source, i) => [keys[i], JSON5.parse(source)])),
 			undefined,
 			2,
 		)} as const;`,

packages/frontend/.storybook/preview.ts

@@ -1,30 +1,75 @@
-import { type Preview, setup } from '@storybook/vue3';
+import { addons } from '@storybook/addons';
+import { FORCE_REMOUNT } from '@storybook/core-events';
+import { type Preview, forceReRender, setup } from '@storybook/vue3';
 import { initialize, mswDecorator } from 'msw-storybook-addon';
 import locale from './locale';
 import { commonHandlers, onUnhandledRequest } from './mocks';
-import theme from './theme';
+import themes from './themes';
 import '../src/style.scss';
 
+let initialized = false;
+let unobserve = () => {};
+
+function loadTheme(applyTheme: typeof import('../src/scripts/theme')['applyTheme']) {
+	unobserve();
+	const theme = themes[document.documentElement.dataset.misskeyTheme];
+	if (theme) {
+		applyTheme(themes[document.documentElement.dataset.misskeyTheme]);
+	}
+	const observer = new MutationObserver((entries) => {
+		for (const entry of entries) {
+			if (entry.attributeName === 'data-misskey-theme') {
+				const target = entry.target as HTMLElement;
+				const theme = themes[target.dataset.misskeyTheme];
+				if (theme) {
+					applyTheme(themes[target.dataset.misskeyTheme]);
+				} else {
+					target.removeAttribute('style');
+				}
+			}
+		}
+	});
+	observer.observe(document.documentElement, {
+		attributes: true,
+		attributeFilter: ['data-misskey-theme'],
+	});
+	unobserve = () => observer.disconnect();
+}
+
 initialize({
 	onUnhandledRequest,
 });
 localStorage.setItem("locale", JSON.stringify(locale));
-Promise.all([
+queueMicrotask(() => {
+	Promise.all([
 		import('../src/components'),
 		import('../src/directives'),
 		import('../src/widgets'),
-	import('../src/scripts/theme').then(({ applyTheme }) => applyTheme(theme)),
-]).then(([{ default: components }, { default: directives }, { default: widgets }]) => {
+		import('../src/scripts/theme'),
+	]).then(([{ default: components }, { default: directives }, { default: widgets }, { applyTheme }]) => {
 		setup((app) => {
+			initialized = true;
+			loadTheme(applyTheme);
 			components(app);
 			directives(app);
 			widgets(app);
 		});
+	});
 });
 
 const preview = {
 	decorators: [
 		mswDecorator,
+		(Story, context) => {
+			const story = Story();
+			if (!initialized) {
+				const channel = addons.getChannel();
+				requestIdleCallback(() => {
+					channel.emit(FORCE_REMOUNT, { storyId: context.id });
+				});
+			}
+			return story;
+		}
 	],
 	parameters: {
 		msw: {

packages/frontend/package.json

@@ -75,10 +75,16 @@
 		"@storybook/addon-essentials": "^7.0.0-rc.4",
 		"@storybook/addon-interactions": "^7.0.0-rc.4",
 		"@storybook/addon-links": "^7.0.0-rc.4",
+		"@storybook/addons": "7.0.0-rc.5",
 		"@storybook/blocks": "^7.0.0-rc.4",
-		"@storybook/manager-api": "7.0.0-rc.4",
+		"@storybook/core-events": "^7.0.0-rc.4",
+		"@storybook/manager-api": "^7.0.0-rc.4",
+		"@storybook/preview-api": "^7.0.0-rc.4",
+		"@storybook/react": "^7.0.0-rc.4",
+		"@storybook/react-vite": "^7.0.0-rc.4",
 		"@storybook/testing-library": "^0.0.14-next.1",
-		"@storybook/theming": "7.0.0-rc.4",
+		"@storybook/theming": "^7.0.0-rc.4",
+		"@storybook/types": "^7.0.0-rc.4",
 		"@storybook/vue3": "^7.0.0-rc.4",
 		"@storybook/vue3-vite": "^7.0.0-rc.4",
 		"@testing-library/vue": "^6.6.1",
@@ -114,6 +120,7 @@
 		"react-dom": "^18.2.0",
 		"start-server-and-test": "2.0.0",
 		"storybook": "^7.0.0-rc.4",
+		"storybook-addon-misskey-theme": "github:misskey-dev/storybook-addon-misskey-theme",
 		"summaly": "github:misskey-dev/summaly",
 		"vitest": "^0.29.2",
 		"vitest-fetch-mock": "^0.2.2",

packages/frontend/src/scripts/i18n.ts

@@ -3,7 +3,6 @@ export class I18n<T extends Record<string, any>> {
 
 	constructor(locale: T) {
 		this.ts = locale;
-		console.log(this);
 
 		//#region BIND
 		this.t = this.t.bind(this);