/**
 * Created by Dan on 2016-08-08.
 */

var express = require('express');
var app = express();
var bodyParser = require('body-parser');
var mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/');

// import user schema
var User = require('./models/user');

// parses body of a request so we can use POST properly
app.use(bodyParser.urlencoded({extended: true}));
app.use(bodyParser.json());


// Set the port
var port = process.env.port || 8080;

// get instance of the Express router for routes
var router = express.Router();


// "middleware" to use for each request
// validations should happen here to validate requests
// error handling can also go here
router.use(function(req, res, next) {
   console.log('Receiving request...');
   next(); // go to next routes, don't stop here (express follows instructions in order from top to bottom, it would stop here without next();)
});

// test route to make sure everything is working
// req = request
// res = response
router.get('/test', function(req, res) {
   res.json({message: 'test successful'});
});

// on all routes that end with "users", do the following
router.route('/users')
    .post(function(req, res) {

       var user = new User();
       user.username = req.body.username;
       user.password = req.body.password;

       user.save(function(err) {
          if (err)
             res.send(err);

          res.json({
             message: 'Created user.',
             username: req.body.username,
             password: req.body.password
          });
       });

    });

// more routes here

// all routes will be prefixed with /api
app.use('/api', router);

app.listen(port);
console.log('listening on port ' + port);