Files
test-rsc-2/src/server-node.tsx

91 lines
2.4 KiB
TypeScript

import { renderToReadableStream } from 'react-dom/server';
import Main, { createServerDataScript, getData } from './pages/a/main.tsx';
import http from 'http';
import fs from 'fs';
import path from 'path';
const PORT = 3000;
const distDir = path.join(process.cwd(), 'dist');
const indexHtmlPath = path.join(process.cwd(), 'dist/index.html');
const mimeTypes: Record<string, string> = {
'.html': 'text/html',
'.js': 'application/javascript',
'.css': 'text/css',
'.json': 'application/json',
'.png': 'image/png',
'.jpg': 'image/jpeg',
'.svg': 'image/svg+xml',
'.ico': 'image/x-icon',
};
async function ssrRender(res: http.ServerResponse, mode: 'server' | 'client' = 'client') {
let template: string;
try {
template = fs.readFileSync(indexHtmlPath, 'utf-8');
} catch {
res.writeHead(500);
res.end('dist/index.html not found');
return;
}
if (mode === 'client' ) {
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(template);
return;
}
try {
const serverData = await getData()
const stream = await renderToReadableStream(<Main data={serverData} />, {
bootstrapScripts: []
});
let renderedHtml = '';
for await (const chunk of stream) {
renderedHtml += new TextDecoder().decode(chunk);
}
// console.log('Rendered HTML:', renderedHtml);
const html = template
.replace('<div id="root"></div>', `<div id="root">${renderedHtml}</div>`)
.replace('</head>', `${createServerDataScript(serverData)}</head>`);
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(html);
} catch (err) {
console.error('Render error:', err);
res.writeHead(500);
res.end('Server Error');
}
}
http.createServer((req, res) => {
const urlPath = req.url?.split('?')[0] || '/';
if (urlPath === '/') {
ssrRender(res, 'client');
return;
}
if (urlPath === '/a') {
ssrRender(res, 'server');
return;
}
const distFilePath = path.join(distDir, urlPath);
try {
if (fs.existsSync(distFilePath) && fs.statSync(distFilePath).isFile()) {
const ext = path.extname(distFilePath);
const contentType = mimeTypes[ext] || 'application/octet-stream';
res.writeHead(200, { 'Content-Type': contentType });
fs.createReadStream(distFilePath).pipe(res);
return;
}
} catch {
}
ssrRender(res);
}).listen(PORT, () => {
console.log(`Server running on http://localhost:${PORT}`);
});