server.js

const express = require('express');
const mongoose = require('mongoose');
//const bodyParser = require('body-parser');
const path = require('path');
const config = require('config');

const app = express();

// Bodyparser Middleware
app.use(express.json());

// DB Config
const db = config.get('mongoURI');

// Connect to Mongo
mongoose
    .connect(db, {
        useNewUrlParser: true,
        useCreateIndex: true
    })
    .then(() => console.log('MongoDB Connected...'))
    .catch(err => console.log(err));

// Use routes
app.use('/api/items', require('./routes/api/items'));
app.use('/api/users', require('./routes/api/users'));
app.use('/api/auth', require('./routes/api/auth'));

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

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

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

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