Added websocket

backend/src/socket/poll.socket.js

@@ -0,0 +1,34 @@
+import { getPollDataService } from "../services/poll.service.js";
+
+export const handlePollSocket = (io) => {
+  io.on("connection", (socket) => {
+    console.log(`User connected: ${socket.id}`);
+
+    socket.on("joinPoll", (pollId) => {
+      socket.join(pollId);
+      console.log(`User ${socket.id} joined poll room: ${pollId}`);
+    });
+
+    socket.on("disconnect", () => {
+      console.log(`User disconnected: ${socket.id}`);
+    });
+
+    socket.on("vote", async (data) => {
+      if (data.success) {
+        console.log("Vote received:", data);
+
+        try {
+          const pollData = await getPollDataService(data.pollId);
+          
+          io.to(data.pollId).emit("pollDataUpdated", { data: pollData });
+        } catch (error) {
+          console.error("Error fetching poll data:", error);
+          socket.emit("error", { message: "Failed to fetch poll data" });
+        }
+      } else {
+        console.log("Vote failed:", data);
+        socket.emit("error", { message: "Vote was unsuccessful" });
+      }
+    });
+  });
+};