LoopBack + Angular authentication

auth.service.js

(function() {
  'use strict';

  angular
  .module('app.auth')
  .factory('authService', authService);

  authService.$inject = ['User', 'authEvents'];

  /* @ngInject */
  function authService(User, authEvents) {
    var service = {
      login: login,
      logout: logout,
      register: register,
      isAuthenticated: isAuthenticated,
      getCurrentUser: getCurrentUser
    };
    return service;

    ////////////////

    function login(email, password) {
      return User
      .login({email: email, password: password});
    }

    function logout() {
      return User
      .logout();
    }

    function register(email, password) {
      return User
      .create({
       email: email,
       password: password
     });
    }

    function isAuthenticated() {
      return User.isAuthenticated();
    }

    function getCurrentUser() {
      return User.getCurrent();
    }
  }

})();

login.controller.js

(function() {
  'use strict';

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

  LoginController.$inject = ['authService', '$state'];

  /* @ngInject */
  function LoginController(authService, $state) {
    var vm = this;
    vm.login = login;
    vm.credentials = {};

    ////////////////

    function login() {
      authService.login(vm.credentials.email, vm.credentials.password)
      .then(function() {
        $state.go('app.mainScreen');
      });
    };
  }

})();