app.js

(function(){
	'use strict';
	angular.module('roulette-movie',['ui.router'])
	
			.config(function($stateProvider, $urlRouterProvider) {
				$urlRouterProvider.otherwise('/');
				$stateProvider
					.state('home', {
						url: '/',
						controller: 'HomeController as home',
						templateUrl: 'partials/home.html'
					})
					.state('about', {
						url: '/about'
					});
			})
			.config(['$compileProvider', function($compileProvider){
				$compileProvider.aHrefSanitizationWhitelist(/^\s*(https?|ftp|mailto|magnet):/);
			}])

			.controller('HomeController', HomeController)
			.service('YifyService', YifyService)
			.service('MagnetService', MagnetService);

			function HomeController(YifyService, MagnetService){
				var vm = this;

				vm.message = "Choose a Movie";
				vm.loading = false;

				YifyService.getCountMovie()
				    .then(function(response){
				      vm.count_movies = response.data.data.movie_count;
				    },
				    function(err){
				      console.log('Erro: ', err);
				    })
				    .then(function(){
				    	vm.okGo = true;
				    });


				vm.goRoullete = function(){
					vm.loading = !vm.loading;
					var random_movie = Math.floor((Math.random() * vm.count_movies) + 1);
					
					YifyService.getMovie(random_movie)
						.then(function(response){
							var movie = response.data.data;
							vm.movie = {
								title: movie.title,
								year: movie.year,
								genres: movie.genres.toString(),
								rating: movie.rating,
								poster: movie.images.medium_cover_image,
								links_torrent: movie.torrents,
								links_magnet: MagnetService.createMagnets(movie),
							};
						})
						.catch(function(err){
							console.log('Erro: ', err);
						})
						.then(function(){
							vm.loading = !vm.loading;
						});
				};
			}

			function YifyService($http){
				this.getCountMovie = function(){
					var REQ = {
						url: 'https://yts.to/api/v2/list_movies.json',
						method: 'GET',
						cache: true
					};

					return $http(REQ);
				};

				this.getMovie = function(movieId){
					var REQ = {
						url: 'https://yts.to/api/v2/movie_details.json?movie_id='+movieId+'&with_images=true',
						method: 'GET'
					};

					return $http(REQ);
				};
			}

			function MagnetService(){


				this.createMagnets = function(movie){
					var trackers = [
					  'udp://open.demonii.com:1337',
					  'udp://tracker.istole.it:80',
					  'http://tracker.yify-torrents.com/announce',
					  'udp://tracker.publicbt.com:80',
					  'udp://tracker.openbittorrent.com:80',
					  'udp://tracker.coppersurfer.tk:6969',
					  'udp://exodus.desync.com:6969',
					  'http://exodus.desync.com:6969/announce'
					];

					var magnetURI = (function () {
					  var template = 'magnet:?xt=urn:btih:{HASH}&dn={TITLE}&tr=' + trackers.join('&tr=');
					  return function (hash, title) {
					    return template
					      .replace('{HASH}', hash)
					      .replace('{TITLE}', encodeURIComponent(title));
					  };
					}());

					var title = movie.title_long;
					var torrents = movie.torrents;
					var magnets = [];
					
					torrents.forEach(function(element, index){
						magnets.push({
							quality: element.quality,
							link: magnetURI(element.hash, title)
						});
					});

					return magnets;
				};

			}
			
			HomeController.$inject = ['YifyService', 'MagnetService'];
			YifyService.$inject = ['$http'];
})();