/**
* Creates a new Sale model.
* If creation is successful, the browser will be redirected to the 'view' page.
* @return mixed
*/
public function actionCreate()
{
$model = new Sale();
$modelDetails = null;
if ($model->load(Yii::$app->request->post())) {
$modelDetails = Model::createMultiple(SaleDetail::classname());
Model::loadMultiple($modelDetails, Yii::$app->request->post());
// validate all models
$valid = $model->validate() & Model::validateMultiple($modelDetails);
if ($valid) {
$transaction = \Yii::$app->db->beginTransaction();
try {
if ($flag = $model->save(false)) {
foreach ($modelDetails as $modelDetail) {
$modelDetail->sale_id = $model->id;
if ($flag = $modelDetail->save(false)) {
$item = Item::findOne($modelDetail->item_id);
$item->stock -= $modelDetail->quantity;
$flag = $item->save();
}
if (!$flag) {
$transaction->rollBack();
break;
}
}
}
if ($flag) {
$transaction->commit();
return $this->redirect(['index']);
}
} catch (Exception $e) {
$transaction->rollBack();
}
}
}
return $this->render('create', ['model' => $model, 'modelDetails' => empty($modelDetails) ? [new SaleDetail()] : $modelDetails]);
}
