.controller('UserCreateController', function(User, $location, $window) {

var vm = this;

vm.signupUser = function() {
    vm.message = '';

    User.create(vm.userData)
        .then(function(response) {
            vm.userData = {};
            vm.message = response.data.message;

            $window.localStorage.setItem('token', response.data.token);
            $location.path('/');
        })
}

})

angular.module('userService', [])
.factory('User', function($http) {

var userFactory = {};

userFactory.create = function(userData) {
    return $http.post('/api/signup', userData);
}

userFactory.all = function() {
    return $http.get('/api/users');
}



return userFactory;

 });

angular.module('authService', [])
.factory('Auth', function($http, $q, AuthToken) {


var authFactory = {};


authFactory.login = function(username, password, tipo_user) {

    return $http.post('/api/login', {
        username: username,
        password: password,
        tipo_user: tipo_user
    })
    .success(function(data) {
        AuthToken.setToken(data.token);
        return data;
    })
}

authFactory.logout = function() {
    AuthToken.setToken();
}

authFactory.isLoggedIn = function() {
    if(AuthToken.getToken())
            return true;
    else
        return false;
}

authFactory.getUser = function() {
    if(AuthToken.getToken())
        return $http.get('/api/me');
    else
        return $q.reject({ message: "User has no token"});

}


return authFactory;

})


.factory('AuthToken', function($window) {

var authTokenFactory = {};

authTokenFactory.getToken = function() {
    return $window.localStorage.getItem('token');
}

authTokenFactory.setToken = function(token) {

    if(token)
        $window.localStorage.setItem('token', token);
    else
        $window.localStorage.removeItem('token');

}

return authTokenFactory;

})


.factory('AuthInterceptor', function($q, $location, AuthToken) {

var interceptorFactory = {};


interceptorFactory.request = function(config) {

    var token = AuthToken.getToken();

    if(token) {

        config.headers['x-access-token'] = token;

    }

    return config;

};


interceptorFactory.responseError = function(response){
    if(response.status == 403)
        $location.path('/login');
    return $q.reject(response);


}


return interceptorFactory;
});

angular.module('mainCtrl', [])


.controller('MainController', function($rootScope, $state, Auth) {

var vm = this;


vm.loggedIn = Auth.isLoggedIn();

$rootScope.$on('$stateChangeStart', function() {

    vm.loggedIn = Auth.isLoggedIn();

    Auth.getUser()
        .then(function(data) {
            vm.user = data.data;
        });
});


vm.doLogin = function() {

    vm.processing = true;

    vm.error = '';

    Auth.login(vm.loginData.username, vm.loginData.password, vm.loginData.tipo_user)
        .success(function(data) {
            vm.processing = false;

            Auth.getUser()
                .then(function(data) {
                    vm.user = data.data;
                });

            if(data.success)
                $state.go('/');
            else
                vm.error = data.message;

        });
}



vm.doLogout = function() {
    Auth.logout();
    $location.path('logout');
}





});

<div class="container" ng-controller="UserCreateController as user">
        <div class="row">
            <div class="col-sm-6 col-md-4 col-md-offset-4">
                <h1>Signup!</h1>
                <form  class="form-sigin" method="post" ng-submit="user.signupUser()">
                    Name: <input type="text" name="name" class="form-control" ng-model="user.userData.name">
                    Username: <input type="text" name="username" class="form-control" ng-model="user.userData.username">
                    Password: <input type="password" name="password" class="form-control" ng-model="user.userData.password">
                    Tipo de Usuario:<SELECT name="tipo_user" class="form-control" ng-model="user.userData.tipo_user" >

                                        <OPTION VALUE="Administrador">Administrador</OPTION>
                                        <OPTION VALUE="Usuario">Usuario</OPTION>
                                    </SELECT>
                    <!-- Tipo de Usuario: <input type="text" name="tipo_user" class="form-control" ng-model="user.userData.tipo_user">-->
                    <button type="submit" class="btn btn-danger">Signup</button>
                </form>
            </div>
        </div>
</div>

angular.module('appRoutes', ['ui.router'])

.config(function($stateProvider, $urlRouterProvider) {

    $stateProvider
        .state('/', {
            url: '/home' ,
            templateUrl: 'app/views/pages/home.html',
        controller: 'MainController',
        controllerAs: 'main'

        })
        .state('login', {
            url: '/login',
           templateUrl: 'app/views/pages/login.html'

        })

        .state('signup', {
            url: '/signup',
           templateUrl: 'app/views/pages/signup.html'

        });

    $urlRouterProvider.otherwise('index');




 })