Files
jiang13-forum/frontend/renderer/+onRenderClient.tsx
freefire c99238c1e7 feat: Vike +data 服务端取数 / SEO Head 移植 / 404 错误页 / 服务端 DOM 模拟
- feedData.ts 聚合首页/板块/帖子详情数据,缺失内容 throw render(404)
- Go 侧 spa_meta/seo 的 head 生成逻辑移植到 src/ssr/head.ts
- _error 页复用站点壳渲染 404,+data 从 abortReason 恢复壳层数据
- linkedom 模拟服务端 DOM,DOMPurify 封装为 SSR 透传的 sanitizeHtml
- 新增 /api/home-boot 聚合端点(handler/home_boot.go)供 SSR 冷启动灌缓存
2026-09-09 02:41:30 +08:00

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2.9 KiB
TypeScript
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import { StrictMode } from 'react';
import type { ComponentType } from 'react';
import { hydrateRoot, createRoot } from 'react-dom/client';
import type { PageContextClient } from 'vike/types';
import { applyTheme, getStoredTheme } from '../src/utils/theme';
import { beginHomeHydrate } from '../src/utils/homeHydrate';
import { reloadForStaleChunk } from '../src/utils/chunkLoad';
import { seedFeedData, type FeedData } from '../src/ssr/feedData';
import { ensureColdBootReady, isMainLayoutPath } from '../src/utils/prefetchRoute';
export { onRenderClient };
type PageComponent = ComponentType<{ url?: string }>;
let root: ReturnType<typeof createRoot> | null = null;
function waitForStylesheets(): Promise<void> {
const links = Array.from(document.querySelectorAll('link[rel="stylesheet"]'));
if (links.length === 0) return Promise.resolve();
return Promise.all(
links.map(
(node) =>
new Promise<void>((resolve) => {
const link = node as HTMLLinkElement;
try {
if (link.sheet) {
resolve();
return;
}
} catch {
/* cross-origin */
}
const finish = () => resolve();
link.addEventListener('load', finish, { once: true });
link.addEventListener('error', finish, { once: true });
}),
),
).then(() => undefined);
}
async function onRenderClient(pageContext: PageContextClient) {
applyTheme(getStoredTheme());
// hydrate 前把 +data 结果 seed 进客户端缓存(与服务端渲染前 seed 同构,保证首帧一致)
if (pageContext.isHydration) {
seedFeedData((pageContext as { data?: FeedData }).data);
}
// Vite modulepreload / 动态 import 失败(发版后旧 hashed URL 404)
window.addEventListener('vite:preloadError', (event) => {
event.preventDefault();
reloadForStaleChunk();
});
const el = document.getElementById('root');
if (!el) return;
await waitForStylesheets();
try {
if (document.fonts?.ready) await document.fonts.ready;
} catch {
/* ignore */
}
const path = `${window.location.pathname}${window.location.search}`;
if (isMainLayoutPath(window.location.pathname)) {
await ensureColdBootReady(path);
}
// 有 SSR 正文 → hydrate 接管同一 DOM(首帧 hydrate 同构变体);SPA 壳 → 整树挂载
const hydrating = pageContext.isHydration && el.innerHTML.trim() !== '';
if (hydrating) beginHomeHydrate();
const Page = pageContext.Page as PageComponent;
const app = (
<StrictMode>
<Page />
</StrictMode>
);
if (hydrating) {
try {
hydrateRoot(el, app);
} catch (err) {
console.warn('[j13] hydrateRoot 失败,回退 createRoot', err);
el.innerHTML = '';
if (!root) root = createRoot(el);
root.render(app);
}
} else {
if (!root) root = createRoot(el);
root.render(app);
}
}