diff --git a/controllers/payment.js b/controllers/payment.js
index eab06f1..7c0210d 100644
--- a/controllers/payment.js
+++ b/controllers/payment.js
@@ -7,8 +7,8 @@ const Student = require('../models/Student');
 
 //test credentials of razorpay
 const instance = new razorpay({
-    key_id : 'rzp_test_8YMWcm8JJ4fhzp' ,
-    key_secret : 'jP1P03cD4ShN8Fp7Q3T6BXQo'
+    key_id : 'rzp_test_tLx9c6GiWjKcsl' ,
+    key_secret : '4Cf52d6C3amkptdRLCTdC2sT'
 }) ;
 
 module.exports.postVerify =async (req , res , next) => {
@@ -44,9 +44,9 @@ module.exports.postVerify =async (req , res , next) => {
 
             let ind = -1 ;
             //checking whether user has already bought this course or not
-            if(student.courses.basicInfo)
+            if(student.courses)
             {
-                ind = student.courses.basicInfo.findIndex(course => String(course) == String(courseId)) ;
+                ind = student.courses.findIndex(course => String(course.basicInfo) == String(courseId)) ;
             }
             console.log(ind);
             if(ind == -1)
@@ -70,7 +70,7 @@ module.exports.postVerify =async (req , res , next) => {
             else
             {
                 //user has already bought this course
-                res.status(500).json({
+                res.status(200).json({
                     error:'already paid'
                 })
             }
@@ -83,7 +83,7 @@ module.exports.postVerify =async (req , res , next) => {
         else {
             // pass it
             console.log("HELLO IN ERROR");
-            res.status(500).json({
+            res.status(200).json({
                 error:'error'
             })
         }
@@ -99,53 +99,75 @@ module.exports.postVerify =async (req , res , next) => {
 module.exports.postRazorpay = async (req , res , next) => {
     try
     {
+
         //this route will be called after clicking the payment
 
         //here this is the id of courseType
-        const courseId = req.body.courseId || "607142ec6de6df1a31bf509b" ;
+        const courseId = req.body.courseId || "6074201a4f355c3e4830dfe0" ;
         const userId = req.user._id ;
         let user = await User.findById(userId) ;
+        let student =await Student.findById(user.student) ;
         let course =await CourseType.findById(courseId) ;
-    
+        
+        console.log(student.courses);
         //we are creating a new order associated to it
         //we are setting the paymentSuccess to be false
-        let order = new Order({
-            course : courseId ,
-            user : userId ,
-            paymentSuccess : false
-        }) ;
 
-        order = await order.save() ;
 
-        const payment_capture = 1 ;
-
-        //setting the amount according to the course
-        const amount = Number(course.amount)  ;
+        let ind = -1 ;
+        //checking whether user has already bought this course or not
+        if(student.courses)
+        {
+            ind = student.courses.findIndex(course => String(course.basicInfo) == String(courseId)) ;
+        }
+        console.log(ind);
+        if(ind == -1)
+        {
+            let order = new Order({
+                course : courseId ,
+                user : userId ,
+                paymentSuccess : false
+            }) ;
     
-        const options = {amount : (amount*100).toString()
-            , currency : "INR"
-            , receipt : order._id.toString()
-            , payment_capture
-            } ;
+            order = await order.save() ;
     
-        //this is a razorpay feature
-        const response = await instance.orders.create(options) ;
+            const payment_capture = 1 ;
+    
+            //setting the amount according to the course
+            const amount = Number(course.amount)  ;
         
-        order.orderId = response.id ;
-        await order.save() ;
-        res.json({
-            id:response.id ,
-            currency : response.currency ,
-            amount : response.amount ,
-            name:(user.firstName + " " + user.lastName) ,
-            email:user.email ,
-            receipt : response.receipt
-        });
+            const options = {amount : (amount*100).toString()
+                , currency : "INR"
+                , receipt : order._id.toString()
+                , payment_capture
+                } ;
+        
+            //this is a razorpay feature
+            const response = await instance.orders.create(options) ;
+            
+            order.orderId = response.id ;
+            await order.save() ;
+            res.status(200).json({
+                id:response.id ,
+                currency : response.currency ,
+                amount : response.amount ,
+                name:(user.firstName + " " + user.lastName) ,
+                email:user.email ,
+                receipt : response.receipt
+            });
+        }
+        else
+        {
+            //user has already bought this course
+            res.status(500).json({
+                error:'already paid'
+            })
+        }
     }
     catch(err)
     {
         console.log(err);
-        res.json({
+        res.status(500).json({
             error : "error"
         })
     }