text: 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 app = express();
  
  // 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(bodyParser.urlencoded({extended: false}));
  app.use(cookieParser());
  app.use(express.static(path.join(__dirname, 'public')));
  
  var commentList = require('./public/commentList');
  app.use('/', routes);
  app.use('/users', users);
  
  
  
  // connect mongodb and name the db
  var mongojs = require('mongojs');
  var db = mongojs('contactList', ['contactList']);
  
  /**
   * Read everything from db
   */
  app.get('/contactList', function (req, res) {
      console.log("ContactList received");
      db.contactList.find(function (err, docs) {
          //console.log(docs);
          res.json(docs);
      });
  });
  
  
  /**
   * Add contact into db
   */
  app.post('/contactList', function (req, res) {
      console.log(req.body);
      db.contactList.insert(req.body, function (err, doc) {
          res.json(doc);
      });
  });
  
  /**
   * Delete contact in db
   */
  app.delete('/contactList/:id', function (req, res) {
      var id = req.params.id;
      console.log(id);
  
      db.contactList.remove({_id: mongojs.ObjectId(id)}, function (err, doc) {
          res.json(doc);
      });
  });
  
  /**
   * Edit contact
   */
  app.get('/contactList/:id', function (req, res) {
      var id = req.params.id;
      console.log("contact id in router is " + id);
  
      db.contactList.findOne({_id: mongojs.ObjectId(id)}, function (err, doc) {
          //console.log("FIND ONE: " + res.json.doc);
          res.json(doc);
      });
  });
  
  /**
   * Update contact
   */
  app.put('/contactlist/:id', function (req, res) {
      var id = req.params.id;
      console.log(req.body.name);
  
      db.contactList.findAndModify({
              query: {_id: mongojs.ObjectId(id)},
              update: {$set: {_id: mongojs.ObjectId(id), name: req.body.name, email: req.body.email, number: req.body.number}},
              new: true}, function (err, doc) {
              res.json(doc);
          }
      );
  });
  
  
  
  
  // 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, 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;
  