// server.ts
import https from 'https';
import fs from 'fs';
import { parse } from 'url';
import next from 'next';
import type { IncomingMessage, ServerResponse } from 'http';

const dev = process.env.NODE_ENV !== 'production';
const port = process.env.PORT ? parseInt(process.env.PORT) : 443;
const app = next({ dev });
const handle = app.getRequestHandler();

const cert = fs.readFileSync('./cert3.pem');
const key = fs.readFileSync('./privkey3.pem');


app.prepare().then(() => {
  const server = https.createServer({ key, cert }, async (req: IncomingMessage, res: ServerResponse) => {
    const parsedUrl = parse(req.url!, true);

    // Optional: for CORS with /_next/webpack-hmr
    if (req.url?.startsWith('/_next/webpack-hmr')) {
      res.setHeader('Access-Control-Allow-Origin', 'https://wireless.psg.net.au');
      res.setHeader('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept');
    }

    try {
      await handle(req, res, parsedUrl);
    } catch (err) {
      console.error('❌ Error handling request:', err);
      res.statusCode = 500;
      res.end('internal error');
    }
  });

  // 🔥 THIS IS CRUCIAL
  server.on('upgrade', (req, socket, head) => {
    // Forward the upgrade request to Next.js' internal handler
    // @ts-ignore - undocumented but works
    (app as any).getRequestHandler()(req, socket, head);
  });
  

  server.listen(port, () => {
  console.log(`✅ HTTPS dev server running at https://localhost:${port}`);
});
});