server

server.js

// server.js

// BASE SETUP
// ==================================================================

// call the packages we need
var express = require('express'); // call express
var app = express(); // define our app using Express
var bodyParser = require('body-parser');
var mongoose = require('mongoose'); // Our Database

var Bear = require('./app/models/bear');
mongoose.connect('mongodb://user:user@mongolab.com') // connect to our DB


// configure app to use bodyParser()
// this will let us get the data from a POST
app.use(bodyParser.urlencoded({
    extended: true
}));
app.use(bodyParser.json());

var port = process.env.PORT || 8080; // set our port

// ROUTES FOR OUR API
// ==================================================================
var router = express.Router();

router.use(function(req, res, next) {
    // do logging
    console.log('Something is happening...');
    next(); // ensures we go to the next routes and don't stop here
});

// test route to make sure everything is working (accessed at
// GET http://localhost/api:8080)
router.get('/', function(req, res) {
    res.json({
        message: 'Hooray!  Welcome to our API!'
    });
});

// more routes for our API will happen here

// on routes that end in /bears
router.route('/bears')

    // create a bear (accessed at POST http://localhost:8080/api/bears)
    .post(function(req, res) {

        var bear = new Bear(); // create a new instance of the Bear model
        bear.name = req.body.name; // set the bears name (comes from the request)

        // save the bear and check for errors
        bear.save(function(err) {
            if (err) res.send(err);

            res.json({ message: 'Bear created!' });
        });
    })

    // get all the bears (access at GET http://local.dev:8080/api/bears
    .get(function(req, res) {
        Bear.find(function(err, bears) {
            if (err)
            res.send(err);

            res.json(bears);
        });
    });

// on routes that end in /bears/:bear_id
//==========================================
router.route('/bears/:bear_id')

    // get the bear with that id (accessed at GET http://local.dev:8080/api/bears/bear_id)
    .get(function(req, res) {
        Bear.findById(req.params.bear_id, function(err, bear) {
            if (err)
            res.send(err);

            res.json(bear);
        });
      })

    // update the bear with this id (accessed at PUT http://local.dev:8080/api/bears/:bear
    .put(function(req, res) {

        // use our bear model to find the bear we want
        Bear.findById(req.params.bear_id, function(err, bear) {

          if (err)
            res.send(err);

          bear.name = req.body.name;  // update the bears info

          // save the bear
          bear.save(function(err) {
              if (err)
                res.send(err);

              res.json({ message: 'Bear updated!' });
          });

        });
    })

    // delete the bear with this id (access at DELETE http://local.dev:8080/api/bears/:bear_id
    .delete(function(req, res) {
        Bear.remove({
            _id: req.params.bear_id
        }, function(err, bear) {
            if (err)
              res.send(err);

          res.json({ message: 'Successfully deleted' });
        });
    });

// REGISTER OUR ROUTES ---------------------------
// all of our routes will be prefixed with /api
app.use('/api', router);

// START THE SERVER
// ===================================================================
app.listen(port);
console.log('The magic happens on port ' + port);