public function actionDeleteBarcode($id_product, $barcode)
{
$child = ProductChild::findOne(['id_product' => $id_product, 'barcode' => $barcode]);
$child->delete();
Yii::$app->session->setFlash('_flash_action', 'barcode');
return $this->redirect(['view', 'id' => $id_product]);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getBarcodes()
{
return $this->hasMany(ProductChild::className(), ['id_product' => 'id_product']);
}