gistfile1.js

'use strict';

angular.module('myAuthApp', [
  'ui.router'
])
  .config(function ($urlRouterProvider, $stateProvider) {
    $stateProvider
      .state('login', {
        url: '/signin',
        templateUrl: 'src/views/auth/partials/login.html',
        controller: 'LoginCtrl',
        controllerAs: 'login'
      })
      .state('logout', {
        url: '/signout',
        controller: function ($state, AuthSvc) {
          AuthSvc.logout();
          $state.go('login');
        }
      });
  })
  .run(function ($rootScope, $state, CONFIG, AuthSvc) {
    $rootScope.$on('$stateChangeStart', function (event, toState, toParams, fromState, fromParams) {
      if (!AuthSvc.canLoginWithStoredData() && toState.name !== 'login') {
        event.preventDefault();
        $state.go('login');
      }
    });
  });