app.js

const mongoose = require('mongoose');
const path = require('path');
const express = require('express');
const bodyParser = require('body-parser');
const cors = require('cors');
const dotenv = require('dotenv').config();
mongoose.Promise = global.Promise;

// fix eslint no console
const logger = console;
const corsOptions = {
  'origin': true,
  'methods': 'GET, HEAD, PUT, PATCH, POST, DELETE',
  'preflightContinue': true,
  'optionsSuccessStatus': 204,
  'credentials': true // enable set cookie
};

const app = express();

// static server
app.use(express.static(path.join(__dirname, 'client/build')));

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


mongoose.Promise = global.Promise;
const connect = mongoose.connect(
  process.env.MONGODD_URI,
  { useMongoClient: true }
);

connect.then(() => {
  const { routes } = require('./api/routes/routes');
  routes(app);
  app.get('*', (req, res) => {
    res.redirect('/');
  });
  /*
  catch all for undefined routes, handles client side routing issue on
  trying to access pages directly
  */
  app.listen(process.env.PORT);
  
  logger.log(`Server listening on port ${process.env.PORT}`);
}, (err) => { // eslint-disable-line
  logger.log('\n**********************');
  logger.log('ERROR: Failed to connect to MongoDB.');
  logger.log('\n**********************');
});