server.js

require('dotenv').config();
const express = require('express');
const compression = require('compression');
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');
const cors = require('cors');

const mongoose = require('mongoose');
const routes = require('./routes');
const flash = require('express-flash');
const app = express();
const PORT = process.env.PORT || 3001;
const morgan = require('morgan');

app.use(morgan('tiny')); // logging framework
app.use(cors({ exposedHeaders: 'Content-Disposition' }));

// Define middleware here
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
app.use(compression());
app.use(cookieParser());
// Serve up static assets (usually on heroku)
// if (process.env.NODE_ENV === 'production') {
// app.use(express.static('client/build'));
// app.use(cors());

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

//using the store: new MongoStore creates a new collection in our dB to store the sessions info (cookie)
//this way the web browser refresh will not delete it

// app.use(session({
//   secret: process.env.SessionSecret || 'sessionsecret',
//   resave: true,
//   saveUninitialized: true,
//   // resave: false,
//   store: new MongoStore({ mongooseConnection: mongoose.connection })
// }));

app.use(flash());

// // Incorporate PASSPORT

//   app.use(passport.initialize());
//   app.use(passport.session());

// Add routes, both API and view
app.use(routes);

const MONGODB_URI = process.env.MONGODB_URI || 'mongodb://localhost/MAHS-DATA-EXPLORER';
// console.log(MONGODB_URI);

// Connect to the Mongo DB
mongoose
  .connect(MONGODB_URI, { useNewUrlParser: true, useUnifiedTopology: true })
  .then(() => {
    console.log('DB Connected:', MONGODB_URI);
  })
  .catch(err => {
    console.log('DB Connection ERROR: ', err);
  });

// Start the API server
app.listen(PORT, function () {
  console.log(`🌎  ==> API Server now listening on PORT ${PORT}!`);
});

// const MongoClient = require('mongodb').MongoClient;

// const client = new MongoClient(uri, { useNewUrlParser: true });
// client.connect(err => {
//   const collection = client.db("test").collection("devices");
//   // perform actions on the collection object
//   client.close();
// });