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 expressSession = require ('express-session')
var flash = require('connect-flash');
var mongoose = require('mongoose');
var config = require('./config/config');

/*******************************/
/******** DB & Models **********/
/*******************************/

mongoose.connect(config.mongodb);
require('./app/models/user');
require('./app/models/product');

/*******************************/
/******** Main App *************/
/*******************************/
var app = express();

// initialize passort
app.use(expressSession({
  secret: config.secret, 
  resave: true, 
  saveUninitialized: true
}));
app.use(passport.initialize());
app.use(passport.session());
app.use(flash());
var initPassport = require('./passport/init');
initPassport(passport);


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

// 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, 'app/public')));

// Routes starts here
app.use('/', require('./app/routes/index'));

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
  app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
      message: err.message,
      error: err
    });
  });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {}
  });
});


module.exports = app;