general chat

srcs/backend/services/socket.js

@@ -0,0 +1,47 @@
+const jwt = require('jsonwebtoken');
+const chatService = require('./global_chat');
+
+function setupSocketIO(io)
+{
+	io.use((socket, next) =>
+	{
+		const token = socket.handshake.auth.token;
+		if (!token)
+			return (next(new Error('Authentication error')));
+
+		try
+		{
+			const decoded = jwt.verify(token, process.env.JWT_SECRET);
+			socket.user = decoded;
+			next();
+		}
+		catch(err)
+		{
+			next(new Error('Authentication error'));
+		}
+	});
+
+	io.on('connection', (socket) =>
+	{
+		console.log(`User connected: ${socket.user.username}`);
+
+		socket.join('general-chat');
+		socket.on('chat-message', async(data) =>
+		{
+			const message = await chatService.saveMessage(socket.user.userId, data.content);
+			io.to('general-chat').emit('chat-message',
+			{
+				id:message.id,
+				username: socket.user.username,
+				content: message.content,
+				created_at: message.created_at
+			});
+		});
+		socket.on('disconnect', () =>
+		{
+			console.log(`User disconnected: ${socket.user.username}`);
+		});
+	});
+}
+
+module.exports = setupSocketIO;