server.js

const express = require('express')
const cors = require('cors')
const bodyParser = require('body-parser')
const path = require('path')
const compression = require('compression')


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(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.post('/payment', (req, res) => {
    console.log('route hitted.......................')

    const body = {
        source: req.body.token.id,
        amount: req.body.amount,
        currency: 'usd'
    }

    stripe.charges.create(body, (stripeErr, stripeRes) => {
        if (stripeErr) {
            res.status(500).send({ error: stripeErr })
        } else {
            res.status(200).send({ success: stripeRes })
        }
    })
})

app.listen(port, error => {
    if (error) {
        throw error
    }
    console.log(`server running on port ${port}`)
})