socketserver.js

const express = require("express");
const http = require("http");
const { Server } = require("socket.io");
const cors = require("cors");

// Create Express app
const app = express();

// Enable CORS for all routes
app.use(
  cors({
    origin: "*", // Allow requests from any origin
    methods: ["GET", "POST"],
  })
);

const server = http.createServer(app);

// Initialize Socket.io with CORS configuration
const io = new Server(server, {
  cors: {
    origin: "*", // Allow connections from any origin
    methods: ["GET", "POST"],
  },
});

// Socket.io connection handling
io.on("connection", (socket) => {
  console.log("server is connected");

  socket.on("join-room", (roomId, userId) => {
    console.log(`a new user ${userId} joined room ${roomId}`);
    socket.join(roomId);
    socket.broadcast.to(roomId).emit("user-connected", userId);
  });

  socket.on("user-toggle-audio", (userId, roomId) => {
    socket.join(roomId);
    socket.broadcast.to(roomId).emit("user-toggle-audio", userId);
  });

  socket.on("user-toggle-video", (userId, roomId) => {
    socket.join(roomId);
    socket.broadcast.to(roomId).emit("user-toggle-video", userId);
  });

  socket.on("user-leave", (userId, roomId) => {
    socket.join(roomId);
    socket.broadcast.to(roomId).emit("user-leave", userId);
  });
});

// Define routes
app.get("/", (req, res) => {
  res.send("Socket.io server is running");
});

// Start server
const PORT = process.env.PORT || 4000;
server.listen(PORT, () => {
  console.log(`Server is running on port ${PORT}`);
});