在过去的 4 个小时里,我已经筋疲力尽了,我一直在尝试调试并在整个互联网上阅读这可能是什么问题。
所以,我正在模拟一个移动应用程序,我的逻辑是这样的:
- 如果用户过去登录过,我们在 localStorage 中有相关数据,然后向他显示列表。这是离线
- 如果我们连接到互联网,首先显示列表并在后台检查他是否仍然登录
- 如果他不是,则重定向到登录页面。
在主主页 View 上,我正在评估上述语句,如果他有 localStorage 数据,首先我会向他显示列表,然后我在线检查并在必要时重定向到登录。
每当我有两个 $state 或 $locations 时,它就会循环。就像浏览器几乎死机一样,幸运的是它是 Chrome。我得到了 Cannot call method 'insertBefore' of null
。根据我的阅读,一个已知的 angular.ui 路由器问题,如果使用不当或其他一些神秘的问题。
一些代码:
这些事件发射器和接收器,我在我的状态管理服务的返回中调用它们
//Notification Helpers, also exposed, to keep them in the same scope tree.
function emitNotification (event, data) {
console.log('Emitting event: ' + event);
$rootScope.$emit(event, data);
}
function emitListen (event, fn) {
console.log('Listening for: ' + event);
$rootScope.$on(event, function (e, data) {
fn(data);
});
}
. . .逻辑
//Update the userData in localStorage and in .value
$auth.storage.set('userData', data);
userData = $auth.storage.get('userData'); //TODO: Redundant, store it directly, is it ok?
emitNotification('event:auth-okServer', data);
//return 'ok-server';
...返回我的服务
},
loginSuccess: function(data){
emitNotification('event:auth-loginSuccess', data);
},
loginFailed: function(data){
emitNotification('event:auth-loginFailed', data);
},
notify: emitNotification,
listen: emitListen
这是在我的 Controller 中:
.config(function config($stateProvider) {
$stateProvider
.state('sidemenu.home', {
url: '/home',
views: {
'topView': {
controller: 'HomeCtrl',
templateUrl: 'home/home.tpl.html'
}
}
})
.state('sidemenu.home.list', {
url: '/list',
templateUrl: 'home/home-list.tpl.html',
controller: 'ListCtrl'
})
.state('sidemenu.home.login', {
url: '/login',
templateUrl: 'home/home-login.tpl.html',
controller: 'LoginCtrl'
})
.state('sidemenu.home.register', {
url: '/register',
templateUrl: 'home/home-register.tpl.html',
controller: 'RegisterCtrl'
})
.state('sidemenu.home.coach', {
url: '/coach',
templateUrl: 'home/home-coach.tpl.html',
controller: 'CoachCtrl'
})
;
})
.controller('HomeCtrl', function HomeController($scope, $state, $location, localState) {
/**
* EVENT EMITTERS
* @event:auth-loginSuccess - Login has been succesfull, let everybody know.
* @event:auth-loginFailed - Login has failed, do something.
* @event:auth-okServer - Server challenge ok, user is logged in.
* @event:auth-okLocal - Local challenge ok, user appears to be logged in.
* @event:auth-login - Go to login
* @event:general-coach - Start the coach
**/
/**
* ===== FIRST LOGIC =====
**/
//We are placing emitters in the same children-parent tree scope, the one from localState, and we're listening to them.
localState.listen('event:auth-okLocal', function(data) {
console.log('EVENT: auth-okLocal has been triggered');
//$state.transitionTo('sidemenu.home.list');
$location.path('/sidemenu/home/list');
//First we will be redirected on listpage
});
localState.listen('event:auth-login', function() {
console.log('EVENT: auth-login has been triggered');
$location.path('/sidemenu/home/login');
});
//Server check fails, redirect to login
localState.listen('event:general-coach', function(data) {
console.log('EVENT: general-coach has been triggered');
//$state.transitionTo('sidemenu.home.coach');
$location.path('/sidemenu/home//coach');
});
//After we have all the listeners in place do the checking & broadcasting.
localState.check();
我做错了什么?
我调试了发射器,我的 check() 函数创建了所有发射器,我在 ui.router 上尝试了几种组合,但我都失败了:)。
最佳答案
我在相同的用例中遇到了同样的问题,这是 ui 路由器的一个错误,但是在转换之前等待它完成状态更改解决了它:
if (webAPIAuth.isLoggedIn()) {
$scope.$on('$stateChangeSuccess', 函数 () {
$state.go('仪表板');
});
}
关于javascript - $state 或 $location 更改时 Angular ui.router 无限循环,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/22887828/