Updated the id provider

models/roomIdModel.js

@@ -0,0 +1,24 @@
+import mongoose from "mongoose";
+
+const roomIdSchema = new mongoose.Schema(
+  {
+    roomId: {
+      type: String,
+      required: true,
+      unique: true,
+    },
+    joinedPeople: {
+      type: Number,
+      default: 1,
+      max: 2,
+        },
+    lang: {
+      type: String,
+      required: true,
+    },
+  },
+  { timestamps: true }
+);
+
+mongoose.models = {};
+export default mongoose.model("roomId", roomIdSchema);

pages/api/idProvider.js

@@ -0,0 +1,40 @@
+import connectDB from "@/lib/connectDB";
+import RoomId from "@/models/roomIdModel";
+
+export default async function handler(req, res) {
+  await connectDB();
+
+  if (req.method === "POST") {
+      try {
+
+          const { techStack } = req.body;
+
+        await  connectDB();
+      // Generate a random room id string
+      const randomRoomId = Math.random().toString(36).substring(2, 7);
+
+      // Find a room id which is recently created or if the user count is less than 2
+          let room = await RoomId.findOne({ $and: [{ joinedPeople: { $lt: 2 } },{lang:techStack}] });
+
+      // If no available room is found, create a new one
+      if (!room) {
+        room = new RoomId({
+          roomId: randomRoomId,
+          lang:techStack,
+        });
+        await room.save();
+      } else {
+        // If an available room is found, increase the joinedPeople count by 1
+        room.joinedPeople += 1;
+        await room.save();
+      }
+
+      res.status(200).json({ roomId: room.roomId });
+    } catch (error) {
+      console.error("Error:", error);
+      res.status(500).json({ error: error.message });
+    }
+  } else {
+    res.status(405).json({ error: "Method Not Allowed" });
+  }
+}