functionality added

Author: mostlypanda

payment gateway/config/paystack.js

@@ -1,40 +1,40 @@
-const request=require('request');
+var request = require('request');
 
-const paystack=function(request){
-    const secretkey='sk_test_adf1b701bf31970a670478a66ca0b2902eb2cfd0';
+const paystack = (req) => {
+    const MySecretKey = 'sk_test_adf1b701bf31970a670478a66ca0b2902eb2cfd0';
 
-    const initializepayment=function(form, cb){
-        const options={
+    const initializePayment = (form, mycallback) => {
+        const options = {
             url : 'https://api.paystack.co/transaction/initialize',
             headers : {
-                authorization : secretkey,
-                'content-type' : 'application/json',
-                'cache-control' : 'no-cache'
+                authorization: MySecretKey,
+                'content-type': 'application/json',
+                'cache-control': 'no-cache'    
             },
             form
         }
-        const callback=(error,response,body)=>{
-            return cb(error,body);
+        const callback = (error, response, body) => {
+            return mycallback(error, body)
         }
-        request.post(options,callback);
-    };
-
-
-    const verifypayment=function(ref,cb){
+        request.post(options, callback)
+    }
 
+    const verifyPayment = (ref, mycallback) => {
         const options = {
             url : 'https://api.paystack.co/transaction/verify/'+encodeURIComponent(ref),
             headers : {
-                authorization: secretkey,
+                authorization: MySecretKey,
                 'content-type': 'application/json',
-                'cache-control': 'no-cache'
-           }
+                'cache-control': 'no-cache'    
+            }
         }
-        const callback=(err,response,body)=>{
-            return cb(err,body);
-        };
-        request(options,callback);
-    };
-    return {initializepayment,verifypayment};
+        const callback = (error, response, body) => {
+            return mycallback(error, body)
+        }
+        request(options, callback)
+    }
+
+    return {initializePayment, verifyPayment};
 }
-module.exports=paystack;
+
+module.exports = paystack;

payment gateway/index.js

@@ -7,7 +7,7 @@ const path=require('path');
 const _=require('lodash');
 const donor=require('./models/model');
 const { request } = require('express');
-const {initializepayment, verifypayment}=require('./config/paystack')(request);
+const {initializePayment, verifyPayment}=require('./config/paystack')(request);
 
 const app=express();
 
@@ -27,12 +27,12 @@ app.get('/',function(req,res){
 })
 
 app.post('/paystack/pay',function(req,res){
-    const form=_.pick(req.body,['amount','email','name']);
+    const form=_.pick(req.body,['amount','email','full_name']);
     form.metadata={
-        name : form.name
+        full_name : form.full_name
     }
     form.amount*=100;
-    initializepayment(form,(error,body)=>{
+    initializePayment(form,(error,body)=>{
         if(error) {
             console.log(error);
             return;
@@ -42,7 +42,41 @@ app.post('/paystack/pay',function(req,res){
     });
 });
 
-
+app.get('/paystack/callback', (req,res) => {
+    const ref = req.query.reference;
+    verifyPayment(ref, (error,body)=>{
+        if(error){
+            //handle errors appropriately
+            console.log(error)
+            return res.redirect('/error');
+        }
+        response = JSON.parse(body);
+        const data = _.at(response.data, ['reference', 'amount','customer.email', 'metadata.full_name']);
+        [reference, amount, email, full_name] =  data;
+        newDonor = {reference, amount, email, full_name}
+        const donor = new Donor(newDonor)
+        donor.save().then((donor)=>{
+            if(!donor){
+                res.redirect('/error');
+            }
+            res.redirect('/receipt/'+donor._id);
+        }).catch((e)=>{
+            res.redirect('/error');
+       });
+    });
+});
+app.get('/receipt/:id', (req, res)=>{
+    const id = req.params.id;
+    Donor.findById(id).then((donor)=>{
+        if(!donor){
+            //handle error when the donor is not found
+            res.redirect('/error')
+        }
+        res.render('success.pug',{donor});
+    }).catch((e)=>{
+        res.redirect('/error')
+    });
+});
 const port=process.env.PORT||3000;
 app.listen(port,()=>{
     console.log(`app is live at ${port}`);

payment gateway/models/model.js

@@ -1,7 +1,7 @@
 const mongoose=require('mongoose');
 
 const donorschema=mongoose.Schema({
-    name:{
+    full_name:{
         type : String,
         required : true
     },