1var express = require("express"),
  2    app = express(),
  3    bodyParser = require("body-parser"),
  4    methodOverride = require("method-override"),
  5    mongoose = require('mongoose');
  6
  7var morgan = require('morgan');
  8var jwt = require('jsonwebtoken'); // used to create, sign, and verify tokens
  9var config = require('./config'); // get our config file
 10
 11mongoose.Promise = global.Promise;
 12// Connection to DB
 13mongoose.connect(config.database, function(err, res) {
 14    if (err) throw err;
 15    console.log('Connected to Database');
 16});
 17app.set('superSecret', config.secret); // secret variable
 18
 19// Middlewares
 20/*app.use(bodyParser.urlencoded({
 21    extended: false
 22}));
 23app.use(bodyParser.json());*/
 24
 25app.use(bodyParser.json({limit: '2mb'}));
 26app.use(bodyParser.urlencoded({limit: '2mb', extended: true}));
 27app.use(methodOverride());
 28
 29// use morgan to log requests to the console
 30app.use(morgan('dev'));
 31
 32
 33
 34var userMdl = require('./models/userModel')(app, mongoose);
 35var userCtrl = require('./controllers/userController');
 36var eventMdl = require('./models/eventModel')(app, mongoose);
 37var eventCtrl = require('./controllers/eventController');
 38//var alertMdl = require('./models/alertModel')(app, mongoose);
 39//var alertCtrl = require('./controllers/alertController');
 40
 41//CORS
 42app.use(function(req, res, next) {
 43    res.header("Access-Control-Allow-Origin", "*");
 44    res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE,OPTIONS');
 45    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, X-Access-Token");
 46    next();
 47});
 48
 49
 50// API routes ------------------------------------------------------
 51var apiRoutes = express.Router();
 52
 53apiRoutes.route('/login')
 54    .post(userCtrl.login);
 55apiRoutes.route('/signup')
 56    .post(userCtrl.signup);
 57
 58apiRoutes.route('/users')
 59    .get(userCtrl.getAllUsers);
 60apiRoutes.route('/users/id/:userid')
 61    .get(userCtrl.getUserById);
 62
 63apiRoutes.route('/events')
 64    .get(eventCtrl.getAllEvents);
 65apiRoutes.route('/alerts')
 66    .get(eventCtrl.getAllAlerts);
 67apiRoutes.route('/events/id/:eventid')
 68    .get(eventCtrl.getEventById);
 69apiRoutes.route('/events/following')
 70    .post(eventCtrl.getEventsByFollowingArray);
 71apiRoutes.route('/events/category/:category')
 72    .get(eventCtrl.getEventsByCategory);
 73apiRoutes.route('/events/day/:day')
 74    .get(eventCtrl.getEventsByDay);
 75
 76apiRoutes.route('/categoriesList')
 77    .get(eventCtrl.getCategoriesList);
 78// route middleware to verify a token
 79apiRoutes.use(function(req, res, next) {
 80    // check header or url parameters or post parameters for token
 81    var token = req.body.token || req.query.token || req.headers['x-access-token'];
 82    // decode token
 83    if (token) {
 84        // verifies secret and checks exp
 85        jwt.verify(token, app.get('superSecret'), function(err, decoded) {
 86            if (err) {
 87                return res.send(204, {
 88                    success: false,
 89                    message: 'Failed to authenticate token.'
 90                });
 91            } else {
 92                // if everything is good, save to request for use in other routes
 93                req.decoded = decoded;
 94                //console.log("decoded " + decoded);
 95                next();
 96            }
 97        });
 98    } else {
 99        // if there is no token
100        // return an error
101        return res.status(204).send({
102            success: false,
103            message: 'No token provided.'
104        });
105
106    }
107}); //fi verificació de token
108
109
110apiRoutes.route('/events')
111    .post(eventCtrl.addEvent);
112apiRoutes.route('/alerts')
113    .post(eventCtrl.addAlert);
114apiRoutes.route('/events/id/:eventid')
115    .delete(eventCtrl.deleteEvent);
116
117app.use('/api', apiRoutes);
118// end of API routes -------------------------------------
119
120// Start server
121app.listen(config.port, function() {
122    console.log("Node server running on http://localhost:3000");
123});