Task Init

server.js

@@ -0,0 +1,35 @@
+const express = require("express");
+const redis = require("redis");
+
+const app = express();
+const port = process.env.PORT || 3000;
+
+app.use(express.json());
+
+// Create Redis client and connect
+const client = redis.createClient();
+client.connect().catch(console.error);
+
+// Purchase ticket endpoint
+app.post("/buy", async (req, res) => {
+  try {
+    // Atomically pop a ticket from the 'tickets' list
+    const ticket = await client.lPop("tickets");
+    if (ticket) {
+      res.json({
+        success: true,
+        ticket,
+        message: "Ticket purchased successfully!",
+      });
+    } else {
+      res.status(404).json({ success: false, message: "No tickets available" });
+    }
+  } catch (error) {
+    console.error("Error during ticket purchase:", error);
+    res.status(500).json({ success: false, message: "Internal Server Error" });
+  }
+});
+
+app.listen(port, () => {
+  console.log(`Server is running on port ${port}`);
+});