// server.js
const { createServer } = require("http");
const next = require("next");
const WebSocket = require("ws");

const dev = process.env.NODE_ENV !== "production";
const app = next({ dev });
const handle = app.getRequestHandler();

app.prepare().then(() => {
  const server = createServer((req, res) => handle(req, res));

  const wss = new WebSocket.Server({ server });

  wss.on("connection", ws => {
    console.log("✅ Client verbunden via WS");
    ws.send("Hallo vom WS-Server");

    ws.on("message", msg => {
      console.log("💬 Nachricht vom Client:", msg.toString());
    });
  });

  server.listen(3000, () => {
    console.log("🚀 Server mit WS läuft auf http://localhost:3000");
  });
});