front/src/backend/chat-server.js
Askar Akhmetkhanov 3fb107fd8b Commit
2024-09-28 00:12:00 +03:00

44 lines
1.3 KiB
JavaScript

const WebSocket = require("ws");
const wss = new WebSocket.Server({ port: 8080 });
const clients = new Map();
wss.on("connection", (ws, req) => {
console.log("New client connected");
ws.on("message", (message) => {
try {
const parsedMessage = JSON.parse(message);
if (parsedMessage.type === "register") {
clients.set(parsedMessage.userId, ws);
console.log(`User registered: ${parsedMessage.userId}`);
} else if (parsedMessage.type === "message") {
const recipientWs = clients.get(parsedMessage.recipientId);
if (recipientWs) {
recipientWs.send(
JSON.stringify({
senderId: parsedMessage.senderId,
message: parsedMessage.message,
timestamp: new Date().toISOString(),
})
);
} else {
console.error(`User ${parsedMessage.recipientId} is not connected.`);
}
}
} catch (err) {
console.error("Error processing message:", err.message);
}
});
ws.on("close", () => {
console.log("Client disconnected");
[...clients.entries()].forEach(([userId, clientWs]) => {
if (clientWs === ws) {
clients.delete(userId);
console.log(`User disconnected: ${userId}`);
}
});
});
});