From f940193d17811c41f671edafc37314d58890c003 Mon Sep 17 00:00:00 2001
From: hardcodder <dhiman.anshul863@gmail.com>
Date: Sat, 10 Apr 2021 13:17:40 +0530
Subject: [PATCH] Adding course model and functionalities

---
 app.js                 |  13 +-
 controllers/admin.js   | 110 ++++++++++++
 controllers/auth.js    |   7 +-
 controllers/course.js  | 112 ++++++++++++
 controllers/payment.js | 153 ++++++++++++++++
 controllers/profile.js |  12 +-
 models/Course.js       |  50 ++++++
 models/CourseType.js   |  25 +++
 models/Order.js        |  28 +++
 models/Student.js      |   9 +-
 models/User.js         |   5 +
 package-lock.json      | 387 ++++++++++++++++++++++++++++++++++++++++-
 package.json           |   6 +-
 payment1.json          |  60 +++++++
 routes/admin.js        |  12 ++
 routes/course.js       |  12 ++
 routes/payment.js      |  13 ++
 17 files changed, 1000 insertions(+), 14 deletions(-)
 create mode 100644 controllers/admin.js
 create mode 100644 controllers/course.js
 create mode 100644 controllers/payment.js
 create mode 100644 models/Course.js
 create mode 100644 models/CourseType.js
 create mode 100644 models/Order.js
 create mode 100644 payment1.json
 create mode 100644 routes/admin.js
 create mode 100644 routes/course.js
 create mode 100644 routes/payment.js

diff --git a/app.js b/app.js
index 88881f1..5133e25 100644
--- a/app.js
+++ b/app.js
@@ -3,6 +3,10 @@ const mongoose = require('mongoose') ;
 const bodyparser = require('body-parser') ;
 const authRoute = require('./routes/auth') ;
 const profileRoute = require('./routes/profile') ;
+const paymentRoute = require('./routes/payment') ;
+const courseRoute = require('./routes/course') ;
+const adminRoute = require('./routes/admin') ;
+const cors = require('cors') ;
 //const passport = require('passport');
 //const cookieSession = require('cookie-session') ;
 //require('./passport-setup') ;
@@ -11,6 +15,7 @@ const app = express() ;
 
 const MONGO_URI = `mongodb+srv://Cantilever:Cantilever@cluster0.dqxva.mongodb.net/myFirstDatabase?retryWrites=true&w=majority`
 
+app.use(cors()) ;
 app.use(bodyparser.json()) ;
 
 // app.use(cookieSession({
@@ -71,11 +76,17 @@ app.use(bodyparser.json()) ;
 app.use(authRoute) ;
 
 app.use(profileRoute) ;
+
+app.use(paymentRoute) ;
+
+app.use(courseRoute) ;
+
+app.use(adminRoute) ;
  
 mongoose.connect(MONGO_URI, { useNewUrlParser: true,  useUnifiedTopology: true }).
 then(result => {
     console.log('connected');
-    app.listen(3000) ;
+    app.listen(5000) ;
 })
 .catch(err => {
     console.log(err);
diff --git a/controllers/admin.js b/controllers/admin.js
new file mode 100644
index 0000000..1e72ba2
--- /dev/null
+++ b/controllers/admin.js
@@ -0,0 +1,110 @@
+const Course = require('../models/Course') ;
+
+module.exports.addSchedule = async (req , res , next) => {
+    try
+    {
+        //we will take startTime , endTime and link as input
+        const startTime = req.body.startTime ;
+        const endTime = req.body.endTime ;
+        const link = req.body.link ;
+
+        //we will alse take CourseId as input
+        const parCourseId = req.body.parCourseId ;
+        const course = await Course.findById(parCourseId) ;
+        const meetings = [...course.meetings] ;
+        let newMeet = {
+            startTime : startTime ,
+            endTime : endTime ,
+            link : link
+        } ;
+        //pushing the new schedule
+        meetings.push(newMeet) ;
+        course.meetings = meetings ;
+        await course.save() ;
+        res.json({
+            success : "added schedule"
+        })
+    }
+    catch(err)
+    {
+        res.json({
+            err : "Can not add"
+        })
+    }
+}
+
+module.exports.deleteSchedule = async (req , res , next) => {
+    try{
+        //we need index as input
+        const index = req.body.index ;
+
+        //we need courseId
+        const parCourseId = req.body.parCourseId ;
+        const course = await Course.findById(parCourseId) ;
+        const meetings = [...course.meetings] ;
+        if(index < (meetings.length))
+        {
+            meetings.splice(index , 1) ;
+            course.meetings = meetings ;
+            await course.save() ;
+            res.json({
+                success : "deleted schedule"
+            })
+        }
+        else
+        {
+            res.json({
+                err : "Index out of bound"
+            })
+        }
+    }
+    catch(err)
+    {
+        res.json({
+            err : "Can not delete"
+        })
+    }
+}
+
+module.exports.editSchedule = async (req , res , next) => {
+    try{
+        //we will take startTime , endTime and link as input
+        const startTime = req.body.startTime ;
+        const endTime = req.body.endTime ;
+        const link = req.body.link ;
+
+        //we need to take the index as input
+        const index = req.body.index ;
+
+        //we will take courseId as input
+        const parCourseId = req.body.parCourseId ;
+        const course = await Course.findById(parCourseId) ;
+        const meetings = [...course.meetings] ;
+        if(index < (meetings.length))
+        {
+            let newMeet = {
+                startTime : startTime ,
+                endTime : endTime ,
+                link : link
+            } ;
+            meetings[index] = newMeet ;
+            course.meetings = meetings ;
+            await course.save() ;
+            res.json({
+                success : "edited schedule"
+            })
+        }
+        else
+        {
+            res.json({
+                err : "Index out of bound"
+            })
+        }
+    }
+    catch(err)
+    {
+        res.json({
+            err : "Can not edit"
+        })
+    }
+}
\ No newline at end of file
diff --git a/controllers/auth.js b/controllers/auth.js
index b12ddf4..400e0c9 100644
--- a/controllers/auth.js
+++ b/controllers/auth.js
@@ -9,7 +9,7 @@ module.exports.Protected = async (req,res,next)=>{
 }
 module.exports.postSignup = async (req , res , next) => {
     try
-    {
+    {   //we need firstName , lastName , email , password as input
         let firstName = req.body.firstName || " " ;
         let lastName = req.body.lastName  || " " ;
         let email = req.body.email ;
@@ -36,7 +36,9 @@ module.exports.postSignup = async (req , res , next) => {
             let student = new Student({
                 user:user._id 
             })
-            await student.save() ;
+            student = await student.save() ;
+            user.student = student._id ;
+            await user.save() ;
             res.json({
                 message:"Successfully signed Up" ,
                 type:"success"
@@ -53,6 +55,7 @@ module.exports.postSignup = async (req , res , next) => {
 module.exports.postSignin = async (req , res , next) => {
     try
     {
+        //we need email and password as input  
         let email = req.body.email ;
         let password = req.body.password ;
         let user = await User.findOne({email : email}) ;
diff --git a/controllers/course.js b/controllers/course.js
new file mode 100644
index 0000000..ace5b77
--- /dev/null
+++ b/controllers/course.js
@@ -0,0 +1,112 @@
+const Course = require('../models/Course') ;
+const CourseType = require('../models/CourseType') ;
+
+module.exports.postAddCourse = async (req , res , next) => {
+    try
+    {
+        //we will take input as name , mentor and totalLectures
+        let name = req.body.name ;
+        let mentor = req.body.mentor ;
+        let totalLectures = req.body.totalLectures ;
+        if(name)
+        {
+            name = name.trim() ;
+        }
+        if(mentor)
+        {
+            mentor = mentor.trim() ;
+        }
+        if(totalLectures)
+        {
+            totalLectures = Number(totalLectures) ;
+        }
+
+        let course = new Course({
+            name : name ,
+            mentor : mentor ,
+            totalLectures : totalLectures
+        }) ; ;
+
+        course = await course.save() ;
+
+        //tier 1
+        let tier1 = new CourseType({
+            name : course.name ,
+            amount : 7000 ,
+            tier : 1 ,
+            course : course._id 
+        })
+        tier1 = await tier1.save() ;
+
+        //tier 2
+        let tier2 = new CourseType({
+            name : course.name ,
+            amount : 5000 ,
+            tier : 2 ,
+            course : course._id 
+        })
+        tier2 =await tier2.save() ;
+
+        //tier 3
+        let tier3 = new CourseType({
+            name : course.name ,
+            amount : 3000 ,
+            tier : 3 ,
+            course : course._id 
+        })
+        tier3 = await tier3.save() ;
+
+        course.types.tier1 = tier1 ;
+        course.types.tier2 = tier2 ;
+        course.types.tier3 = tier3 ;
+
+        await course.save() ;
+
+        res.json({
+            success: "Successfully created"
+        })
+    }  
+    catch(err)
+    {
+        console.log(err);
+        res.json({
+            error : err
+        })
+    }
+}
+
+module.exports.getAllCourses = async (req , res , next) => {
+    try
+    {
+        //we will be getting all the courses here
+        const courses = await Course.find().populate("types.tier1").populate("types.tier2").populate("types.tier3") ;
+        res.json({
+            courses : courses
+        })
+    }
+    catch
+    {
+        res.json({
+            error : "error" 
+        })
+    }
+}
+
+module.exports.meetSchedule = async (req , res , next) => {
+    try
+    {
+        //we need courseTypeId as input
+        const courseId = req.body.courseId ;
+
+        const course = await CourseType.findById(courseId).populate("course") ;
+        res.json({
+            courses : course
+        })
+    }
+    catch(err)
+    {
+        res.json({
+            error : "error" 
+        })
+    }
+}
\ No newline at end of file
diff --git a/controllers/payment.js b/controllers/payment.js
new file mode 100644
index 0000000..eab06f1
--- /dev/null
+++ b/controllers/payment.js
@@ -0,0 +1,153 @@
+const razorpay = require('razorpay') ;
+const Order = require('../models/Order') ;
+const User = require('../models/User') ;
+const CourseType = require('../models/CourseType') ;
+const Course = require('../models/Course') ;
+const Student = require('../models/Student');
+
+//test credentials of razorpay
+const instance = new razorpay({
+    key_id : 'rzp_test_8YMWcm8JJ4fhzp' ,
+    key_secret : 'jP1P03cD4ShN8Fp7Q3T6BXQo'
+}) ;
+
+module.exports.postVerify =async (req , res , next) => {
+
+    try
+    {
+        //Secret we put in razorpay
+        const SECRET = 'CantileverLabs' ;
+
+        const crypto = require('crypto')
+    
+        const shasum = crypto.createHmac('sha256', SECRET) ;
+        shasum.update(JSON.stringify(req.body))
+        const digest = shasum.digest('hex')
+    
+        //if secret is matched
+        if (digest === req.headers['x-razorpay-signature']) {
+            console.log('request is legit')
+            // process it
+            const orderId = req.body.payload.payment.entity.order_id ;
+            //fetching the order from the orderId
+            let order = await Order.findOne({orderId:orderId}) ;
+            let courseId = order.course ;
+            //adding the payment detail
+            order.paymentDetail = req.body.payload.payment ;
+            //making the paymentSuccess as true
+            order.paymentSuccess = true ;
+            
+            //now getting the details of user which has bought this course  
+            const userId = order.user ;
+            let user = await User.findById(userId) ;
+            let student =await Student.findById(user.student) ;
+
+            let ind = -1 ;
+            //checking whether user has already bought this course or not
+            if(student.courses.basicInfo)
+            {
+                ind = student.courses.basicInfo.findIndex(course => String(course) == String(courseId)) ;
+            }
+            console.log(ind);
+            if(ind == -1)
+            {
+                //adding a new object in the courses array of student
+                let newObj = {
+                    basicInfo : courseId ,
+                    details : {
+                        completed : []
+                    }
+                }
+                let courses = [...student.courses] ;
+                courses.push(newObj) ;
+                student.courses = courses ;
+                await student.save() ;
+                await order.save() ;
+                res.status(200).json({
+                    status : 'ok'
+                }) ;
+            }
+            else
+            {
+                //user has already bought this course
+                res.status(500).json({
+                    error:'already paid'
+                })
+            }
+
+            //now updating that course in user also
+            //console.log(req.body.payload.payment) ;
+            //require('fs').writeFileSync('payment1.json', JSON.stringify(req.body, null, 4))
+            
+        } 
+        else {
+            // pass it
+            console.log("HELLO IN ERROR");
+            res.status(500).json({
+                error:'error'
+            })
+        }
+    }
+    catch(err)
+    {
+        console.log(err);
+    }
+
+    
+} ;
+
+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 userId = req.user._id ;
+        let user = await User.findById(userId) ;
+        let course =await CourseType.findById(courseId) ;
+    
+        //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)  ;
+    
+        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.json({
+            id:response.id ,
+            currency : response.currency ,
+            amount : response.amount ,
+            name:(user.firstName + " " + user.lastName) ,
+            email:user.email ,
+            receipt : response.receipt
+        });
+    }
+    catch(err)
+    {
+        console.log(err);
+        res.json({
+            error : "error"
+        })
+    }   
+}
+
diff --git a/controllers/profile.js b/controllers/profile.js
index 71839ea..6017015 100644
--- a/controllers/profile.js
+++ b/controllers/profile.js
@@ -1,6 +1,7 @@
 const Student = require('../models/Student') ;
 const User = require('../models/User') ;
 
+//function for trimming strings
 function trim_arr(arr)
 {
     let newArr = arr.map(a => {
@@ -12,9 +13,10 @@ function trim_arr(arr)
 module.exports.getProfile =async (req , res , next) => {
     try
     {
+        //we can get the profile of the user including the courses which user has bought
         const userId = req.user._id ;
         let user = await User.findById(userId) ;
-        let student = await Student.findOne({user : userId}) ;
+        let student = await Student.findOne({user : userId}).populate("courses.basicInfo") ;
         res.json({
             user:user ,
             student:student
@@ -31,9 +33,8 @@ module.exports.getProfile =async (req , res , next) => {
 module.exports.postProfile = async (req , res , next) => {
     try
     {
+        //Here we are updating the profile of the user
         const userId = req.user._id ;
-
-        let courses = req.body.courses ;
         let interests = req.body.interests ;
         let projects = req.body.projects ;
         let yearofgrad = req.body.yearofgrad ;
@@ -42,10 +43,6 @@ module.exports.postProfile = async (req , res , next) => {
         let skills = req.body.skills ;
 
         let student = await Student.findOne({user : userId}) ;
-        if(courses)
-        {
-            student.courses = trim_arr(courses.split(",")) ;
-        }
         if(interests)
         {
             student.interests = trim_arr(interests.split(",")) ;
@@ -86,6 +83,7 @@ module.exports.postProfile = async (req , res , next) => {
 }
 
 module.exports.deleteUser = async (req , res , next) => {
+    //here we are deleting the user
     const userId = req.user._id ;
     try
     {
diff --git a/models/Course.js b/models/Course.js
new file mode 100644
index 0000000..7a3f328
--- /dev/null
+++ b/models/Course.js
@@ -0,0 +1,50 @@
+const mongoose = require('mongoose');
+
+const Schema = mongoose.Schema ;
+
+const courseSchema = new Schema({
+    name : {
+        type : String ,
+        required : true 
+    } ,
+    mentor : {
+        type : String ,
+        required : true 
+    } ,
+    totalLectures : {
+        type : Number ,
+        required : true 
+    } ,
+    meetings : [
+        {
+            startTime : {
+                type : String ,
+                required : true
+            } ,
+            endTime : {
+                type : String , 
+                required : true
+            } ,
+            link : {
+                type : String ,
+                required : true 
+            }
+        }
+    ] ,
+    types : {
+        tier1: {
+            type : mongoose.Types.ObjectId ,
+            ref : 'CourseType' 
+        } ,
+        tier2 : {
+            type : mongoose.Types.ObjectId ,
+            ref : 'CourseType' 
+        } ,
+        tier3: {
+            type : mongoose.Types.ObjectId ,
+            ref : 'CourseType' 
+        }
+    }
+}) ;
+
+module.exports = mongoose.model('Course' , courseSchema) ;
\ No newline at end of file
diff --git a/models/CourseType.js b/models/CourseType.js
new file mode 100644
index 0000000..3fd82eb
--- /dev/null
+++ b/models/CourseType.js
@@ -0,0 +1,25 @@
+const mongoose = require('mongoose') ;
+
+const Schema = mongoose.Schema ;
+
+const courseTypeSchema = new Schema({
+    name : {
+        type : String ,
+        required : true 
+    } ,
+    tier : {
+        type:Number ,
+        required : true
+    } ,
+    amount : {
+        type : Number ,
+        required : true
+    }  ,
+    course : {
+        type : mongoose.Types.ObjectId ,
+        ref : 'Course' ,
+        required : true
+    }
+})
+
+module.exports = mongoose.model('CourseType' , courseTypeSchema) ;
\ No newline at end of file
diff --git a/models/Order.js b/models/Order.js
new file mode 100644
index 0000000..2be1af8
--- /dev/null
+++ b/models/Order.js
@@ -0,0 +1,28 @@
+const mongoose = require('mongoose') ;
+
+const Schema = mongoose.Schema ;
+
+const orderSchema = new Schema({
+    user : {
+        type:mongoose.Types.ObjectId ,
+        ref:'User' , 
+        required:true
+    } ,
+    course : {
+        type: mongoose.Types.ObjectId ,
+        ref : 'CourseType' ,
+        required : true 
+    },
+    paymentSuccess : {
+        type:Boolean ,
+        required : true 
+    } ,
+    paymentDetail : {
+        type:Object
+    } ,
+    orderId : {
+        type : String
+    }
+}) ;
+
+module.exports = mongoose.model('Order' , orderSchema) ;
\ No newline at end of file
diff --git a/models/Student.js b/models/Student.js
index 6ed58af..4149075 100644
--- a/models/Student.js
+++ b/models/Student.js
@@ -14,7 +14,14 @@ const studentSchema = new Schema({
     } ,
     courses:[
         {
-            type:String
+            basicInfo : {
+                type:mongoose.Types.ObjectId ,
+                ref : 'CourseType' ,
+                required : true 
+            } ,
+            details : {
+                type : Object
+            }
         }
     ],
     interests:[
diff --git a/models/User.js b/models/User.js
index 1ddf3f8..d95f570 100644
--- a/models/User.js
+++ b/models/User.js
@@ -20,7 +20,12 @@ const userSchema = new Schema({
     } ,
     googleId : {
         type : String
+    } ,
+    student : {
+        type : mongoose.Types.ObjectId ,
+        ref: 'Student'
     }
+    //need to add isAdmin 
 }) ;
 
 module.exports = mongoose.model("User" , userSchema) ;
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index b1147f0..7a2cb34 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -56,6 +56,17 @@
         "negotiator": "0.6.2"
       }
     },
+    "ajv": {
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+      "requires": {
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      }
+    },
     "ansi-align": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-align/-/ansi-align-3.0.0.tgz",
@@ -108,6 +119,39 @@
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
+    "asap": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
+      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY="
+    },
+    "asn1": {
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "requires": {
+        "safer-buffer": "~2.1.0"
+      }
+    },
+    "assert-plus": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+    },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+    },
+    "aws-sign2": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
+      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
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+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
+        }
+      }
+    },
+    "request-promise": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/request-promise/-/request-promise-4.2.6.tgz",
+      "integrity": "sha512-HCHI3DJJUakkOr8fNoCc73E5nU5bqITjOYFMDrKHYOXWXrgD/SBaC7LjwuPymUprRyuF06UK7hd/lMHkmUXglQ==",
+      "requires": {
+        "bluebird": "^3.5.0",
+        "request-promise-core": "1.1.4",
+        "stealthy-require": "^1.1.1",
+        "tough-cookie": "^2.3.3"
+      }
+    },
+    "request-promise-core": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.4.tgz",
+      "integrity": "sha512-TTbAfBBRdWD7aNNOoVOBH4pN/KigV6LyapYNNlAPA8JwbovRti1E88m3sYAwsLi5ryhPKsE9APwnjFTgdUjTpw==",
+      "requires": {
+        "lodash": "^4.17.19"
+      }
+    },
     "require_optional": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/require_optional/-/require_optional-1.0.1.tgz",
@@ -1513,6 +1822,14 @@
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
       "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
     },
+    "shortid": {
+      "version": "2.2.16",
+      "resolved": "https://registry.npmjs.org/shortid/-/shortid-2.2.16.tgz",
+      "integrity": "sha512-Ugt+GIZqvGXCIItnsL+lvFJOiN7RYqlGy7QE41O3YC1xbNSeDGIRO7xg2JJXIAj1cAGnOeC1r7/T9pgrtQbv4g==",
+      "requires": {
+        "nanoid": "^2.1.0"
+      }
+    },
     "sift": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
@@ -1538,11 +1855,32 @@
         "memory-pager": "^1.0.2"
       }
     },
+    "sshpk": {
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+      "requires": {
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
+      }
+    },
     "statuses": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
+    "stealthy-require": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/stealthy-require/-/stealthy-require-1.1.1.tgz",
+      "integrity": "sha1-NbCYdbT/SfJqd35QmzCQoyJr8ks="
+    },
     "string-width": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.2.tgz",
@@ -1650,11 +1988,33 @@
         "nopt": "~1.0.10"
       }
     },
+    "tough-cookie": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
+      "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
+      "requires": {
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
+      }
+    },
     "tsscmp": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/tsscmp/-/tsscmp-1.0.6.tgz",
       "integrity": "sha512-LxhtAkPDTkVCMQjt2h6eBVY28KCjikZqZfMcC15YBeNjkgUpdCfBu5HoiOTDu86v6smE8yOjyEktJ8hlbANHQA=="
     },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "tweetnacl": {
+      "version": "0.14.5",
+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+    },
     "type-fest": {
       "version": "0.8.1",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz",
@@ -1728,6 +2088,14 @@
         "xdg-basedir": "^4.0.0"
       }
     },
+    "uri-js": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
     "url-parse-lax": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-3.0.0.tgz",
@@ -1747,11 +2115,26 @@
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
+    "uuid": {
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+      "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "requires": {
+        "assert-plus": "^1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "^1.2.0"
+      }
+    },
     "widest-line": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-3.1.0.tgz",
diff --git a/package.json b/package.json
index fc1f018..69b7bed 100644
--- a/package.json
+++ b/package.json
@@ -12,11 +12,15 @@
     "bcryptjs": "^2.4.3",
     "body-parser": "^1.19.0",
     "cookie-session": "^1.4.0",
+    "cors": "^2.8.5",
+    "crypto": "^1.0.1",
     "express": "^4.17.1",
     "jsonwebtoken": "^8.5.1",
     "mongoose": "^5.12.2",
     "passport": "^0.4.1",
-    "passport-google-oauth": "^2.0.0"
+    "passport-google-oauth": "^2.0.0",
+    "razorpay": "^2.0.6",
+    "shortid": "^2.2.16"
   },
   "devDependencies": {
     "nodemon": "^2.0.7"
diff --git a/payment1.json b/payment1.json
new file mode 100644
index 0000000..4293e13
--- /dev/null
+++ b/payment1.json
@@ -0,0 +1,60 @@
+{
+    "entity": "event",
+    "account_id": "acc_Gw1LiFWVLVRYkG",
+    "event": "payment.captured",
+    "contains": [
+        "payment"
+    ],
+    "payload": {
+        "payment": {
+            "entity": {
+                "id": "pay_GwUwfzZD7hnooU",
+                "entity": "payment",
+                "amount": 50000,
+                "currency": "INR",
+                "status": "captured",
+                "order_id": "order_GwUvksWDBcSdw9",
+                "invoice_id": null,
+                "international": false,
+                "method": "card",
+                "amount_refunded": 0,
+                "refund_status": null,
+                "captured": true,
+                "description": "Test Transaction",
+                "card_id": "card_Gw33mMf3bsqqb0",
+                "card": {
+                    "id": "card_Gw33mMf3bsqqb0",
+                    "entity": "card",
+                    "name": "Gaurav Kumar",
+                    "last4": "1111",
+                    "network": "Visa",
+                    "type": "debit",
+                    "issuer": null,
+                    "international": false,
+                    "emi": false,
+                    "sub_type": "consumer"
+                },
+                "bank": null,
+                "wallet": null,
+                "vpa": null,
+                "email": "test@test.com",
+                "contact": "+919999999999",
+                "notes": {
+                    "address": "Razorpay Corporate Office"
+                },
+                "fee": 1000,
+                "tax": 0,
+                "error_code": null,
+                "error_description": null,
+                "error_source": null,
+                "error_step": null,
+                "error_reason": null,
+                "acquirer_data": {
+                    "auth_code": "892379"
+                },
+                "created_at": 1617900492
+            }
+        }
+    },
+    "created_at": 1617900495
+}
\ No newline at end of file
diff --git a/routes/admin.js b/routes/admin.js
new file mode 100644
index 0000000..4e03cce
--- /dev/null
+++ b/routes/admin.js
@@ -0,0 +1,12 @@
+const express = require('express') ;
+const adminController = require('../controllers/admin')
+
+const router = express.Router() ;
+
+router.post('/addSchedule' , adminController.addSchedule) ;
+
+router.post('/editSchedule' , adminController.editSchedule) ;
+
+router.post('/deleteSchedule' , adminController.deleteSchedule) ;
+
+module.exports = router ;
\ No newline at end of file
diff --git a/routes/course.js b/routes/course.js
new file mode 100644
index 0000000..e624c02
--- /dev/null
+++ b/routes/course.js
@@ -0,0 +1,12 @@
+const express = require('express') ;
+const courseController = require('../controllers/course') ;
+
+const router = express.Router() ;
+
+router.post('/addCourse' , courseController.postAddCourse) ;
+
+router.get('/getAllCourses' , courseController.getAllCourses) ;
+
+router.post('/meetSchedule' , courseController.meetSchedule) ;
+
+module.exports = router ;
\ No newline at end of file
diff --git a/routes/payment.js b/routes/payment.js
new file mode 100644
index 0000000..67de290
--- /dev/null
+++ b/routes/payment.js
@@ -0,0 +1,13 @@
+const express = require('express') ;
+
+const authMiddleware = require('../middleware/requirelogin') ;
+
+const paymentController = require('../controllers/payment') ;
+
+const router = express.Router() ;
+
+router.post('/verification' , paymentController.postVerify) ;
+
+router.post('/razorpay' ,authMiddleware , paymentController.postRazorpay) ;
+
+module.exports = router ;
\ No newline at end of file