misskey/packages/frontend-embed/src/boot.ts
syuilo 3f0aaaa41e
perf(embed): improve embed performance (#14613)
* wip

* wip

* wip

* refactor

* refactor

---------

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
2024-09-23 19:49:52 +09:00

142 lines
3.8 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
// https://vitejs.dev/config/build-options.html#build-modulepreload
import 'vite/modulepreload-polyfill';
import '@tabler/icons-webfont/dist/tabler-icons.scss';
import '@/style.scss';
import { createApp, defineAsyncComponent } from 'vue';
import defaultLightTheme from '@@/themes/l-light.json5';
import defaultDarkTheme from '@@/themes/d-dark.json5';
import { MediaProxy } from '@@/js/media-proxy.js';
import { applyTheme, assertIsTheme } from '@/theme.js';
import { fetchCustomEmojis } from '@/custom-emojis.js';
import { DI } from '@/di.js';
import { serverMetadata } from '@/server-metadata.js';
import { url } from '@@/js/config.js';
import { parseEmbedParams } from '@@/js/embed-page.js';
import { postMessageToParentWindow, setIframeId } from '@/post-message.js';
import { serverContext } from '@/server-context.js';
import type { Theme } from '@/theme.js';
console.log('Misskey Embed');
//#region Embedパラメータの取得・パース
const params = new URLSearchParams(location.search);
const embedParams = parseEmbedParams(params);
if (_DEV_) console.log(embedParams);
//#endregion
//#region テーマ
function parseThemeOrNull(theme: string | null): Theme | null {
if (theme == null) return null;
try {
const parsed = JSON.parse(theme);
if (assertIsTheme(parsed)) {
return parsed;
} else {
return null;
}
} catch (err) {
return null;
}
}
const lightTheme = parseThemeOrNull(serverMetadata.defaultLightTheme) ?? defaultLightTheme;
const darkTheme = parseThemeOrNull(serverMetadata.defaultDarkTheme) ?? defaultDarkTheme;
if (embedParams.colorMode === 'dark') {
applyTheme(darkTheme);
} else if (embedParams.colorMode === 'light') {
applyTheme(lightTheme);
} else {
if (window.matchMedia('(prefers-color-scheme: dark)').matches) {
applyTheme(darkTheme);
} else {
applyTheme(lightTheme);
}
window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', (mql) => {
if (mql.matches) {
applyTheme(darkTheme);
} else {
applyTheme(lightTheme);
}
});
}
//#endregion
// サイズの制限
document.documentElement.style.maxWidth = '500px';
// iframeIdの設定
function setIframeIdHandler(event: MessageEvent) {
if (event.data?.type === 'misskey:embedParent:registerIframeId' && event.data.payload?.iframeId != null) {
setIframeId(event.data.payload.iframeId);
window.removeEventListener('message', setIframeIdHandler);
}
}
window.addEventListener('message', setIframeIdHandler);
try {
await fetchCustomEmojis();
} catch (err) { /* empty */ }
const app = createApp(
defineAsyncComponent(() => import('@/ui.vue')),
);
app.provide(DI.mediaProxy, new MediaProxy(serverMetadata, url));
app.provide(DI.serverMetadata, serverMetadata);
app.provide(DI.serverContext, serverContext);
app.provide(DI.embedParams, embedParams);
// https://github.com/misskey-dev/misskey/pull/8575#issuecomment-1114239210
// なぜか2回実行されることがあるため、mountするdivを1つに制限する
const rootEl = ((): HTMLElement => {
const MISSKEY_MOUNT_DIV_ID = 'misskey_app';
const currentRoot = document.getElementById(MISSKEY_MOUNT_DIV_ID);
if (currentRoot) {
console.warn('multiple import detected');
return currentRoot;
}
const root = document.createElement('div');
root.id = MISSKEY_MOUNT_DIV_ID;
document.body.appendChild(root);
return root;
})();
postMessageToParentWindow('misskey:embed:ready');
app.mount(rootEl);
// boot.jsのやつを解除
window.onerror = null;
window.onunhandledrejection = null;
removeSplash();
function removeSplash() {
const splash = document.getElementById('splash');
if (splash) {
splash.style.opacity = '0';
splash.style.pointerEvents = 'none';
// transitionendイベントが発火しない場合があるため
window.setTimeout(() => {
splash.remove();
}, 1000);
}
}