created API for creating chats

models/Chat.js

@@ -1,9 +1,10 @@
 import mongoose from "mongoose";
 const Chatmodel=mongoose.Schema({
-    chatName:{type:String,trim:true},
+    chatName:{type:String,trim:true, index: true},
     isGroupchat:{type:Boolean,default:false},
-    users:[{type:mongoose.Schema.Types.ObjectId,ref:'User'}],
-    latestMessage:{type:mongoose.Schema.Types.ObjectId,ref:'Message'},
+    users:[{type:mongoose.Schema.Types.ObjectId,ref:'User', index: true}],
+    latestMessage:{type:mongoose.Schema.Types.ObjectId,ref:'Message', sender: { type: mongoose.Schema.Types.ObjectId, ref: 'User' },
+    receiver: { type: mongoose.Schema.Types.ObjectId, ref: 'User' },},
     groupAdmin:{type:mongoose.Schema.Types.ObjectId,ref:'User'},
 
 },{timestamps:true})

src/pages/api/chats/create.js

@@ -0,0 +1,31 @@
+import connectDb from "../../../middleware/mongoose";
+import Chat from "../../../../models/Chat";
+
+const handler = async (req, res) => {
+    if (req.method == 'POST'){
+        try{
+            const {chatName, isGroupChat, users, groupAdmin} = req.body;
+
+            const chat = new Chat({
+                chatName,
+                isGroupChat,
+                users,
+                groupAdmin,
+            })
+
+            await chat.save();
+
+            res.status(200).json({message: "Chat created successfully", chat});
+        }
+        catch (error){
+            console.error('Error creating chat: ', error);
+            res.status(500).json({error: "Internal server error"});
+        }
+
+    }
+    else{
+        res.status(400).json({error: "Bad request"});
+    }
+}
+
+export default connectDb(handler);