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app2.js
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const express = require("express");
const app = express();
const server = require("http").createServer(app);
const path = require("path");
const bodyparser = require("body-parser");
var PaytmChecksum = require("./PaytmChecksum/PaytmChecksum");
const checksum_lib = require('./paytm-node/checksum/checksum')
app.use(express.static('public'));
app.use(express.urlencoded({ extended: true }));
app.set('views', path.join(__dirname, 'views'));
app.set("view engine", "ejs");
app.get('/', (req, res) => {
res.render('payment');
})
app.get('/callback', (req, res) => {
res.write('done');
})
app.post('/callback', (req, res) => {
console.log(req.body.STATUS)
var html = '<html><body><center><h1>recharge success</h1></center></body></html>'
res.writeHead(200, { 'Content-Type': 'text/html' })
res.write(html)
res.end()
})
app.get('/payment', (req, res) => {
// //const price = req.query.price;
// //var price = (typeof req.query.price === 'undefined') ? req.query.price : 10000;
// //console.log('price : ',price)
// let params = {}
// params['MID'] = 'YoXIVY07200208358470',
// params['WEBSITE'] = 'WEBSTAGING',
// params['CHANNEL_ID'] = 'WEB',
// params['INDUSTRY_TYPE_ID'] = 'Retail',
// params['ORDER_ID'] = 'ORD0001',
// params['CUST_ID'] = 'CUST0011',
// params['TXN_AMOUNT'] = `1000`,
// params['CALLBACK_URL'] = 'https://securegw-stage.paytm.in/order/status',
// // params['EMAIL'] = 'parasgupta34@gmail.com',
// // params['MOBILE_NO'] = '8851913402'
// // PaytmChecksum.generateSignature(params, 'jd1asJ_rIQElbsT1', function (err, checksum) {
// // let txn_url = "https://securegw-stage.paytm.in/order/process"
// // console.log('reached1')
// // let form_fields = ""
// // for (x in params) {
// // form_fields += "<input type='hidden' name='" + x + "' value='" + params[x] + "'/>"
// // }
// // console.log('reached2')
// // form_fields += "<input type='hidden' name='CHECKSUMHASH' value='" + checksum + "' />"
// // var html = '<html><body><center><h1>Please wait! Do not refresh the page</h1></center><form method="post" action="' + txn_url + '" name="f1">' + form_fields + '</form><script type="text/javascript">document.f1.submit()</script></body></html>'
// // res.writeHead(200, { 'Content-Type': 'text/html' })
// // res.write(html)
// // res.end()
// // })
// checksum_lib.genchecksum(params, 'jd1asJ_rIQElbsT1', function (err, checksum) {
// let txn_url = "https://securegw-stage.paytm.in/order/process"
// let form_fields = ""
// for (x in params) {
// form_fields += "<input type='hidden' name='" + x + "' value='" + params[x] + "'/>"
// }
// form_fields += "<input type='hidden' name='CHECKSUMHASH' value='" + checksum + "' />"
// var html = '<html><body><center><h1>Please wait! Do not refresh the page</h1></center><form method="post" action="' + txn_url + '" name="f1">' + form_fields + '</form><script type="text/javascript">document.f1.submit()</script></body></html>'
// res.writeHead(200, { 'Content-Type': 'text/html' })
// res.write(html)
// res.end()
// })
// var PaytmChecksum = require("./PaytmChecksum");
// var paytmParams = {};
// /* initialize an array */
// paytmParams["MID"] = "actxmw70992026811808";
// paytmParams["ORDERID"] = "ORD0001";
// /**
// * Generate checksum by parameters we have
// * Find your Merchant Key in your Paytm Dashboard at https://dashboard.paytm.com/next/apikeys
// */
// var paytmChecksum = PaytmChecksum.generateSignature(paytmParams, "Th2L!6TOi_y_7wmS");
// paytmChecksum.then(function (checksum) {
// console.log("generateSignature Returns: " + checksum);
// }).catch(function (error) {
// console.log(error);
// });
var paytmParams = {};
paytmParams.body = {
"requestType": "Payment",
"mid": "actxmw70992026811808",
"websiteName": "WEBSTAGING",
"orderId": "ORDERID_00918",
"callbackUrl": "https://merchant.com/callback",
"txnAmount": {
"value": "1.00",
"currency": "INR",
},
"userInfo": {
"custId": "CUST_001",
},
};
/*
* Generate checksum by parameters we have in body
* Find your Merchant Key in your Paytm Dashboard at https://dashboard.paytm.com/next/apikeys
*/
PaytmChecksum.generateSignature(JSON.stringify(paytmParams.body), "Th2L!6TOi_y_7wmS").then(function (checksum) {
paytmParams.head = {
"signature": checksum
};
var post_data = JSON.stringify(paytmParams);
var options = {
/* for Staging */
hostname: 'securegw-stage.paytm.in',
/* for Production */
// hostname: 'securegw.paytm.in',
port: 443,
path: '/theia/api/v1/initiateTransaction?mid=actxmw70992026811808&orderId=ORDERID_00918',
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Content-Length': post_data.length
}
};
var response = "";
var post_req = https.request(options, function (post_res) {
post_res.on('data', function (chunk) {
response += chunk;
});
post_res.on('end', function () {
console.log('Response: ', response);
});
});
post_req.write(post_data);
post_req.end();
});
})
app.listen(3000, () => {
console.log('connected')
})