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(bodyParser.json());
if(process.env.NODE_ENV === 'production'){
    app.use(compression());
    app.use(enforce.HTTPS({ trustProtoHeader: true }));
    app.use(express.static(path.join(__dirname, 'client/build')))

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

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.listen(port, error => {
    if(error) throw error;
    console.log("server running on port: " + port);
});

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){
            res.status(500).send({ error: stripeErr });
        }else{
            res.status(200).send({ Success: stripeRes })
        };
    });
});