app.js

/* jshint node: true */
'use strict';
// Read the environment file and load it to env variables
var env = require('node-env-file');
env(__dirname + '/.env');

// Require all necessary file
var express = require('express');
var path = require('path');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var io = require('./routes/socket');
var app = express();

if (process.env.NODE_ENV != 'test') {
	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')));
var routes = require('./routes/index');
app.use('/api', routes);

app.io = io;

app.use(function(req, res, next){
  	next();
});

// 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 handlers

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

module.exports = app;