public function search()
    {
        $dataProvider = new ActiveDataProvider([
            'query' => static::find()->where(['user_id' => User::loggedId()]),
            'pagination' => [
                'defaultPageSize' => 10,
                'forcePageParam' => false
            ],
        ]);
        $dataProvider->sort->defaultOrder = ['post_seen' => SORT_ASC, 'id' => SORT_DESC];
        $dataProvider->pagination->pageSize = Yii::$app->session->get('per-page', 20);
        return $dataProvider;
    }