server.js

var express = require('express'),
    app = express(),
    port = process.env.PORT || 3000,
    mongoose = require('mongoose'),
    Task = require('./api/models/todoListModel'),
    bodyParser = require('body-parser');

mongoose.Promise = global.Promise;
mongoose.connect('mongodb://192.168.33.20:27017/Tododb');
process.send = process.send || function () {};

app.use(bodyParser.urlencoded({extended: true}));
app.use(bodyParser.json());

var routes = require('./api/routes/todoListRoutes');
routes(app);

app.use(function(req, res) {
    res.status(404).send({url: req.originalUrl + ' not found'})
  });

app.listen(port);
console.log('todo list RESTful API server started on: ' + port);
process.send('ready');