/**
  * Creates a new Product model.
  * If creation is successful, the browser will be redirected to the 'view' page.
  * @return mixed
  */
 public function actionCreate()
 {
     $model = new Product();
     // $model->scenario = 'create';
     if ($model->load(Yii::$app->request->post())) {
         // if ($model->upload()) {
         //     $model->save();
         // }
         if (!$model->upload()) {
             // $model->addError('file', 'Необходимо добавить картинку.');
             return $this->render('create', ['model' => $model]);
         }
         return $this->redirect(['view', 'id' => $model->id]);
     } else {
         return $this->render('create', ['model' => $model]);
     }
 }