public function actionLogout()
    {
        $event = $this->getUserEvent(\Yii::$app->user->identity);

        $this->trigger(self::EVENT_BEFORE_LOGOUT, $event);

        \Yii::$app->getUser()->logout();

        $this->trigger(self::EVENT_AFTER_LOGOUT, $event);

        \Yii::$app->getResponse()->redirect(Url::to([\Yii::$app->getHomeUrl()]));
    }