app.js

require('dotenv').config(); // set enviroment variables
const express = require('express');
const path = require('path');
const favicon = require('serve-favicon');
const logger = require('morgan');
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');
const session = require('express-session');
const MongoStore = require('connect-mongo')(session);
const passport = require('passport');


require('./config/passport.js'); // setup passport strategies
const index = require('./routes/index');
const users = require('./routes/users');


const app = express();

// Setup database connection
require('./config/db.js');


// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

// Session middleware
app.use(session({
  secret: 'dasdadasrrtretdfsdf',
  resave: false,
  saveUninitialized: false,
  store: new MongoStore({
     url: process.env.MONGODB_URI,
     autoRemove: 'native' 
  })
  // cookie: { secure: true }
}));

// Passport/Authorization middleware
app.use(passport.initialize());
app.use(passport.session());

// Flash messages middleware
app.use(require('connect-flash')());
app.use(function (req, res, next) {
  res.locals.messages = require('express-messages')(req, res);
  next();
});


// Routes
app.use('/', index);
app.use('/users', users);


// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;