Genesis

server.js

@@ -0,0 +1,91 @@
+const fs = require('node:fs');
+const https = require('node:https');
+const path = require('node:path');
+
+const { createStore, createJtlPosServer, createAdminServer } = require('./lib/src');
+const actions = require('./lib/src/actions');
+
+const PORT = Number(process.env.PORT) || 8086;
+const ADMIN_PORT = Number(process.env.ADMIN_PORT) || 8087;
+const AUTH_TOKEN =
+  process.env.AUTH_TOKEN || '9a2e3036ed9c47e389741d9dbb7590e9';
+const PAIRING_CODE = process.env.PAIRING_CODE || '307018';
+
+const certsDir = path.join(__dirname, 'certs');
+const keyPath = path.join(certsDir, 'key.pem');
+const certPath = path.join(certsDir, 'cert.pem');
+
+if (!fs.existsSync(keyPath) || !fs.existsSync(certPath)) {
+  console.error('Missing TLS certificate. Run: npm run cert');
+  process.exit(1);
+}
+
+function serverTimestamp() {
+  const d = new Date();
+  const pad = (n) => String(n).padStart(2, '0');
+  return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}:${pad(d.getSeconds())}`;
+}
+
+function formatBody(buffer) {
+  if (!buffer.length) {
+    return '(empty)';
+  }
+  const text = buffer.toString('utf8');
+  if (/^[\x09\x0A\x0D\x20-\x7E\u0080-\uFFFF]*$/.test(text)) {
+    return text;
+  }
+  return `[binary ${buffer.length} bytes]\n${buffer.toString('hex')}`;
+}
+
+const store = createStore();
+
+// Pre-register the fixed pairing code so the POS can pair out of the box.
+store.dispatch(actions.setPairingCode(PAIRING_CODE, 'JTL-POS'));
+// Treat the fixed auth token as a pre-paired device for display in the admin UI.
+store.dispatch(actions.registerDevice(AUTH_TOKEN, 'JTL-POS'));
+
+const jtlHandler = createJtlPosServer(store, { authToken: AUTH_TOKEN });
+
+const loggedJtlHandler = async (req, res) => {
+  const started = Date.now();
+  const originalEnd = res.end.bind(res);
+
+  console.log('\n--- incoming POS request ---');
+  console.log(`${req.method} ${req.url}`);
+  console.log('remote:', req.socket.remoteAddress, req.socket.remotePort);
+  console.log('headers:', JSON.stringify(req.headers, null, 2));
+
+  await jtlHandler(req, res);
+
+  // req.rawBody is attached by jtlHandler's body reader
+  console.log('body:', formatBody(req.rawBody ?? Buffer.alloc(0)));
+  console.log(`responded ${res.statusCode} in ${Date.now() - started}ms`);
+};
+
+const httpsServer = https.createServer(
+  {
+    key: fs.readFileSync(keyPath),
+    cert: fs.readFileSync(certPath),
+  },
+  loggedJtlHandler
+);
+
+httpsServer.listen(PORT, '0.0.0.0', () => {
+  console.log(`HTTPS POS server listening on https://0.0.0.0:${PORT}`);
+  console.log(`Certificate: ${certPath}`);
+  console.log('Import cert.pem into JTL POS / Windows trust store if required.');
+});
+
+const { server: adminServer } = createAdminServer(store, {
+  adminPort: ADMIN_PORT,
+  staticDir: path.join(__dirname, 'web', 'dist'),
+});
+
+function shutdown() {
+  console.log('\nShutting down...');
+  httpsServer.close();
+  adminServer.close();
+}
+
+process.on('SIGINT', shutdown);
+process.on('SIGTERM', shutdown);