app.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var passport = require('passport');
var session = require('express-session');
var mongoose = require('mongoose');

var index = require('./routes/index');
var users = require('./routes/users');
var auth = require('./routes/auth');

var app = express();

//mongoose connection
mongoose.Promise = global.Promise;

mongoose.connect('mongodb://localhost:27017/express-login', { useMongoClient: true })
  .then(() =>  console.log('connection successful'))
  .catch((err) => console.error(err));

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

// 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(require('body-parser').urlencoded({ extended: true }));
app.use(cookieParser());
app.use(session({
  secret: 'sushant',
  resave: true,
  saveUninitialized: true
}));
app.use(passport.initialize());
app.use(passport.session());

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


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



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

console.log(`running at 3000`);
// 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;