server.js

const express = require('express');
const bodyParser = require('body-parser');
const path = require('path');
const http = require('http');
var mongoose = require('mongoose');
const app = express();
const api = require('./server/controllers/index');
const db = require('./server/config/database');

mongoose.Promise = global.Promise;
mongoose.connect(db.uri(), { useMongoClient: true });


app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false}));

app.use(express.static(path.join(__dirname, 'dist')));

app.use(function (req, res, next) {
    res.setHeader('Access-Control-Allow-Origin', 'http://localhost:4200');
    res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE');
    res.setHeader('Access-Control-Allow-Headers', 'X-Requested-With,content-type');
    res.setHeader('Access-Control-Allow-Credentials', true);
    next();
});

app.use('/api', api);

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


const port = process.env.PORT || '3000';
app.set('port', port);

const server = http.createServer(app);

server.listen(port, () => console.log(`Running on localhost:${port}`));