app.js

const express = require('express');
const mongoose = require('mongoose');
const authRoutes = require('./routes/auth-routes');
const profileRoutes = require('./routes/profile-routes');
const passportSetup = require('./config/passport-setup');
const keys = require('./config/keys');
const cookieSession = require('cookie-session');
const passport = require('passport');

const app = express();

// set up view engine
app.set('view engine', 'ejs');

// set up static directory
app.use(express.static(__dirname + '/public'));

// set up session cookies
app.use(
  cookieSession({
    maxAge: 24 * 60 * 60 * 1000, // this cookie is valid for one day
    keys: [keys.session.cookieKey], // encrypt cookie before send to the browser
  })
);

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

// set up routes
app.use('/auth', authRoutes);
app.use('/profile', profileRoutes);

// create home route
app.get('/', (req, res) => {
  res.render('home', { user: req.user });
});

// connect with db and run the server
const PORT = process.env.PORT || 3000;
mongoose.connect(
  keys.mongodb.dbURI,
  { useNewUrlParser: true, useUnifiedTopology: true },
  () => {
    app.listen(PORT, () => {
      console.log(`app now listening for requests on port ${PORT}`);
    });
  }
);