(function () {
    'use strict';

    angular
        .module('app')
        .controller('LoginController', LoginController);

    LoginController.$inject = ['$scope', '$window', 'AuthenticationService', 'FlashService', '$http'];
    function LoginController($scope, $window, AuthenticationService, FlashService, $http) {
        var vm = this;
        AuthenticationService.Login = function(username, password, callback) {
            $http.post("/login", { username: username, password: password }).success(function(data) {
                  var response = {};
                  if(data.response === "success") {
                      response.success = true;
                  }  else {
                      response.success = false;
                      response.message = "Invalid login or password.";
                  }
                  callback(response);
            });
        };

        (function initController() {
            // reset login status
            AuthenticationService.ClearCredentials();
        })();

        function login() {
            vm.dataLoading = true;
            var username = $("#username").val();
            var password = $("#password").val();
            AuthenticationService.Login(username, password, function (response) {
                if (response.success) {
                    AuthenticationService.SetCredentials(username, password);
                    AuthenticationService.currentUsername = username;
                    $window.location.assign('/#');
                } else {
                    FlashService.Error(response.message);
                    vm.dataLoading = false;
                }
            });
        };

        $scope.login = login;
    }

})();