'use strict';

angular.module('users').controller('AuthenticationController', ['$scope', '$state', '$http', '$location', '$window', 'Authentication',
	function($scope, $state, $http, $location, $window, Authentication) {
		$scope.authentication = Authentication;

		// Get an eventual error defined in the URL query string:
		$scope.error = $location.search().err;

		// If user is signed in then redirect back home
		if ($scope.authentication.user) $location.path('/');

		$scope.signup = function() {
			$http.post('/api/auth/signup', $scope.credentials).success(function(response) {
				// If successful we assign the response to the global user model
				$scope.authentication.user = response;

				// And redirect to the previous or home page
				$state.go($state.previous.state.name || 'home', $state.previous.params);
			}).error(function(response) {
				$scope.error = response.message;
			});
		};

		$scope.signin = function() {
			$http.post('/api/auth/signin', $scope.credentials).success(function(response) {
				// If successful we assign the response to the global user model
				$scope.authentication.user = response;

				// And redirect to the previous or home page
				$state.go($state.previous.state.name  || 'home', $state.previous.params);
			}).error(function(response) {
				$scope.error = response.message;
			});
		};

		// OAuth provider request
		$scope.callOauthProvider = function(url) {
			var redirect_to;

			if ($state.previous) {
				redirect_to = $state.previous.href;
			}

			// Effectively call OAuth authentication route:
			$window.location.href = url + (redirect_to ? '?redirect_to=' + encodeURIComponent(redirect_to) : '');
		};
	}
]);