public function actionDelete($id)
{
if (Yii::$app->request->isAjax) {
$transaction = Yii::$app->db->beginTransaction();
try {
TrOsnov::deleteAll(['id_installakt' => $id]);
TrMat::deleteAll(['id_installakt' => $id]);
echo $this->findModel($id)->delete();
$transaction->commit();
} catch (Exception $e) {
$transaction->rollBack();
throw new Exception($e->getMessage() . ' Удаление невозможно.');
}
}
}
