Update chat.js

chat.js

@@ -10,23 +10,32 @@ const io = socketIo(server);
 // Serve static files from the "public" directory
 app.use(express.static('public'));
 
-// Listen for incoming connections
+// Store usernames associated with socket IDs
+const usernames = {};
+
 io.on('connection', (socket) => {
     console.log('A user connected');
 
+    // Handle setting the username
+    socket.on('set username', (username) => {
+        usernames[socket.id] = username;
+    });
+
     // Listen for chat messages
     socket.on('chat message', (msg) => {
-        io.emit('chat message', msg); // Broadcast the message to all clients
+        const username = usernames[socket.id] || 'Anonymous';
+        io.emit('chat message', { username, message: msg }); // Broadcast the message with username
     });
 
     // Handle disconnection
     socket.on('disconnect', () => {
         console.log('A user disconnected');
+        delete usernames[socket.id]; // Remove username on disconnect
     });
 });
 
 // Start the server
-const PORT = process.env.PORT || 7860;
+const PORT = process.env.PORT || 3000;
 server.listen(PORT, () => {
     console.log(`Server is running on http://localhost:${PORT}`);
 });