expressCart/lib/payments/authorizenet.js

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const express = require('express');
const axios = require('axios');
const stripBom = require('strip-bom');
const common = require('../common');
const { indexOrders } = require('../indexing');
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const router = express.Router();
// The homepage of the site
router.post('/checkout_action', (req, res, next) => {
const db = req.app.db;
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const config = req.app.config;
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const authorizenetConfig = common.getPaymentConfig();
let authorizeUrl = 'https://api.authorize.net/xml/v1/request.api';
if(authorizenetConfig.mode === 'test'){
authorizeUrl = 'https://apitest.authorize.net/xml/v1/request.api';
}
const chargeJson = {
createTransactionRequest: {
merchantAuthentication: {
name: authorizenetConfig.loginId,
transactionKey: authorizenetConfig.transactionKey
},
transactionRequest: {
transactionType: 'authCaptureTransaction',
amount: req.session.totalCartAmount,
payment: {
opaqueData: {
dataDescriptor: req.body.opaqueData.dataDescriptor,
dataValue: req.body.opaqueData.dataValue
}
}
}
}
};
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axios.post(authorizeUrl, chargeJson, { responseType: 'text' })
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.then(async(response) => {
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// This is crazy but the Authorize.net API returns a string with BOM and totally
// screws the JSON response being parsed. So many hours wasted!
const txn = JSON.parse(stripBom(response.data)).transactionResponse;
if(!txn){
console.log('Declined request payload', chargeJson);
console.log('Declined response payload', response.data);
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res.status(400).json({ err: 'Your payment has declined. Please try again' });
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return;
}
// order status if approved
let orderStatus = 'Paid';
if(txn && txn.responseCode !== '1'){
console.log('Declined response payload', response.data);
orderStatus = 'Declined';
}
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const orderDoc = {
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orderPaymentId: txn.transHash,
orderPaymentGateway: 'AuthorizeNet',
orderPaymentMessage: 'Your payment was successfully completed',
orderTotal: req.session.totalCartAmount,
orderShipping: req.session.totalCartShipping,
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orderItemCount: req.session.totalCartItems,
orderProductCount: req.session.totalCartProducts,
orderCustomer: common.getId(req.session.customerId),
orderEmail: req.session.customerEmail,
orderCompany: req.session.customerCompany,
orderFirstname: req.session.customerFirstname,
orderLastname: req.session.customerLastname,
orderAddr1: req.session.customerAddress1,
orderAddr2: req.session.customerAddress2,
orderCountry: req.session.customerCountry,
orderState: req.session.customerState,
orderPostcode: req.session.customerPostcode,
orderPhoneNumber: req.session.customerPhone,
orderComment: req.session.orderComment,
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orderStatus: orderStatus,
orderDate: new Date(),
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orderProducts: req.session.cart,
orderType: 'Single'
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};
// insert order into DB
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try{
const newDoc = await db.orders.insertOne(orderDoc);
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// get the new ID
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const newId = newDoc.insertedId;
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// add to lunr index
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indexOrders(req.app)
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.then(() => {
// if approved, send email etc
if(orderStatus === 'Paid'){
// set the results
req.session.messageType = 'success';
req.session.message = 'Your payment was successfully completed';
req.session.paymentEmailAddr = newDoc.ops[0].orderEmail;
req.session.paymentApproved = true;
req.session.paymentDetails = `<p><strong>Order ID: </strong>${newId}</p>
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<p><strong>Transaction ID: </strong>${orderDoc.orderPaymentId}</p>`;
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// set payment results for email
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const paymentResults = {
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message: req.session.message,
messageType: req.session.messageType,
paymentEmailAddr: req.session.paymentEmailAddr,
paymentApproved: true,
paymentDetails: req.session.paymentDetails
};
// clear the cart
if(req.session.cart){
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common.emptyCart(req, res, 'function');
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}
// send the email with the response
// TODO: Should fix this to properly handle result
common.sendEmail(req.session.paymentEmailAddr, `Your payment with ${config.cartTitle}`, common.getEmailTemplate(paymentResults));
// redirect to outcome
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res.status(200).json({ orderId: newId });
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}else{
// redirect to failure
req.session.messageType = 'danger';
req.session.message = 'Your payment has declined. Please try again';
req.session.paymentApproved = false;
req.session.paymentDetails = `<p><strong>Order ID: </strong>${newId}
</p><p><strong>Transaction ID: </strong> ${txn.transHash}</p>`;
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res.status(400).json({ err: true, orderId: newId });
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}
});
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}catch(ex){
console.log('Error sending payment to API', ex);
res.status(400).json({ err: 'Your payment has declined. Please try again' });
}
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})
.catch((err) => {
console.log('Error sending payment to API', err);
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res.status(400).json({ err: 'Your payment has declined. Please try again' });
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});
});
module.exports = router;