expressCart/lib/payments/blockonomics.js

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const express = require('express');
const common = require('../common');
const { indexOrders } = require('../indexing');
const router = express.Router();
const axios = require('axios').default;
router.get('/checkout_cancel', (req, res, next) => {
// return to checkout for adjustment or repayment
res.redirect('/checkout');
});
router.get('/checkout_return', async (req, res, next) => {
const db = req.app.db;
const config = req.app.config;
const status = req.query.status || -1;
const address = req.query.addr || 'na';
const amount = (req.query.value || 0) / 1e8;
const txid = req.query.txid || 'na';
if(Number(status) === 2){
// we are interested only in final confirmations
const order = await db.orders.findOne({ orderPaymentId: address });
if(order){
if(amount >= order.orderExpectedBtc){
try{
await db.orders.updateOne({
_id: order._id },
{ $set: { orderStatus: 'Paid', orderReceivedBtc: amount, orderBlockonomicsTxid: txid }
}, { multi: false });
// if approved, send email etc
// set payment results for email
const paymentResults = {
message: 'Your payment was successfully completed',
messageType: 'success',
paymentEmailAddr: order.orderEmail,
paymentApproved: true,
paymentDetails: '<p><strong>Order ID: </strong>' + order._id + '</p><p><strong>Transaction ID: </strong>' + order.orderPaymentId + '</p>'
};
// 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));
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res.status(200).json({ err: '' });
}catch(ex){
console.info('Error updating status success blockonomics', ex);
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res.status(200).json({ err: 'Error updating status' });
}
return;
}
console.info('Amount not sufficient blockonomics', address);
try{
await db.orders.updateOne({
_id: order._id },
{ $set: { orderStatus: 'Declined', orderReceivedBtc: amount }
}, { multi: false });
}catch(ex){
console.info('Error updating status insufficient blockonomics', ex);
}
res.status(200).json({ err: 'Amount not sufficient' });
return;
}
res.status(200).json({ err: 'Order not found' });
console.info('Order not found blockonomics', address);
return;
}
res.status(200).json({ err: 'Payment not final' });
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console.info('Payment not final blockonomics', address);
});
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router.post('/checkout_action', (req, res, next) => {
const blockonomicsConfig = common.getPaymentConfig();
const config = req.app.config;
const db = req.app.db;
const blockonomicsParams = {};
// get current rate
axios
.get(blockonomicsConfig.hostUrl + blockonomicsConfig.priceApi + config.currencyISO)
.then((response) => {
blockonomicsParams.expectedBtc = Math.round(req.session.totalCartAmount / response.data.price * Math.pow(10, 8)) / Math.pow(10, 8);
// get new address
axios
.post(blockonomicsConfig.hostUrl + blockonomicsConfig.newAddressApi, {}, { headers: { 'Content-Type': 'application/json', 'User-Agent': 'blockonomics', Accept: 'application/json', Authorization: 'Bearer ' + blockonomicsConfig.apiKey } })
.then((response) => {
blockonomicsParams.address = response.data.address;
blockonomicsParams.timestamp = Math.floor(new Date() / 1000);
// create order with status Pending and save ref
const orderDoc = {
orderPaymentId: blockonomicsParams.address,
orderPaymentGateway: 'Blockonomics',
orderExpectedBtc: blockonomicsParams.expectedBtc,
orderTotal: req.session.totalCartAmount,
orderShipping: req.session.totalCartShipping,
orderItemCount: req.session.totalCartItems,
orderProductCount: req.session.totalCartProducts,
orderCustomer: common.getId(req.session.customerId),
orderEmail: req.session.customerEmail,
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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,
orderStatus: 'Pending',
orderDate: new Date(),
orderProducts: req.session.cart,
orderType: 'Single'
};
db.orders.insertOne(orderDoc, (err, newDoc) => {
if(err){
console.info(err.stack);
}
// get the new ID
const newId = newDoc.insertedId;
// add to lunr index
indexOrders(req.app)
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.then(() => {
// set the order ID in the session, to link to it from blockonomics payment page
blockonomicsParams.pendingOrderId = newId;
req.session.blockonomicsParams = blockonomicsParams;
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res.redirect('/blockonomics_payment');
});
});
});
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});
});
module.exports = router;