express_nextjs_ssr_cache_with_next_boost.ts

1import express, { Request, Response } from 'express';
2import next from 'next';
3import { NextBoost } from '@vegawong/next-boost';
4
5const dev = process.env.NODE_ENV !== 'production';
6const app = next({ dev });
7const handle = app.getRequestHandler();
8
9async function main() {
10  await app.prepare();
11  const server = express();
12
13  // Create the renderer
14  const renderer = await NextBoost.prepare({
15    dir: '.',
16    dev,
17    conf: {
18      // next-boost specific configuration
19      rules: [
20        {
21          regex: '^/.*',
22          ttl: 60, // cache for 60 seconds
23        },
24      ],
25    },
26  });
27
28  // Use the renderer for all requests
29  server.all('*', (req: Request, res: Response) => {
30    return renderer.render(req, res, handle);
31  });
32
33  server.listen(3000, (err?: Error) => {
34    if (err) throw err;
35    console.log('> Ready on http://localhost:3000');
36  });
37}
38
39main().catch((err) => {
40  console.error(err);
41  process.exit(1);
42});