server.js

const express = require('express');
const cors = require('cors');
const bodyParser = require('body-parser');
const path = require('path');
const compression = require("compression");
const enforce = require("express-sslify");

if (process.env.NODE_ENV !== "production") require('dotenv').config()

const stripe = require('stripe')(process.env.STRIPE_SECRET_KEY)

const app = express();
const port = process.env.PORT || 5000;

app.use(compression())
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }))
app.use(enforce.HTTPS({ trustProtoHeader: true }))
app.use(cors());

if (process.env.NODE_ENV === 'production') {
            app.use(express.static(path.join(__dirname, 'client/build')))

            app.get('*', (req, res) => {
                        res.sendFile(path.join(__dirname, 'client/build', 'index.html'))
            })
}

app.listen(port, () => {
            console.log("Started")
})
app.get('/service-worker.js', (req, res) => {
            res.sendFile(path.resolve(__dirname, '..', 'build', 'service-worker.js'))
})
app.post("/payment", (req, res) => {
            const body = {
                        source: req.body.token.id,
                        amount: req.body.amount,
                        currency: 'inr'
            };

            stripe.charges.create(body, (stripeErr, stripeRes) => {
                        if (stripeErr) {

                                    return res.status(500).send({ error: stripeErr })
                        } else {

                                    return res.status(200).send({ success: stripeRes })
                        }
            })

})