server.js

const express = require('express');
const connectDB = require('./config/db');
const cors = require('cors');
const path = require('path');

const app = express();
app.use(cors());
//Connect Database
connectDB();

//Init  Middleware
app.use(express.json({ extended: false }));


// Define Routes
app.use('/api/users', require('./routes/api/users'));
app.use('/api/auth', require('./routes/api/auth'));
app.use('/api/posts', require('./routes/api/posts'));
app.use('/api/profile', require('./routes/api/profile'));

//Serve static assests in production
if(process.env.NODE_ENV === 'production'){
    //Set Static folder
    app.use(express.static('client/build'));

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

const PORT = process.env.PORT || 5000;

app.listen(PORT, () => console.log(`Server started on PORT ${PORT}`));