/**
* Поиск
* @param ActiveQuery $query
*/
protected function search(ActiveQuery $query)
{
$table = $this->model->tableName();
$relatedClass = $this->model->{"get" . ucfirst($this->relation)}()->modelClass;
$tableRelated = $relatedClass::tableName();
$query->joinWith($this->relation, $this->eagerLoading)->andFilterWhere(["{{%{$tableRelated}}}.{{%id}}" => $this->model->{$this->attr}])->groupBy("{$table}.id");
}
