public function actionSimpan()
 {
     $model = new Stock_gudang();
     if ($model->load(Yii::$app->request->post())) {
         if ($model->validate()) {
             $user_attr = Yii::$app->getUserOptcrm->Profile_user();
             $model->CORP_ID = $user_attr->userprofile->CORP_ID;
             $model->KD_DISTRIBUTOR = $user_attr->userprofile->KD_DISTRIBUTOR;
             $model->KD_SUBDIST = $user_attr->userprofile->KD_SUBDIST;
             $model->KD_OUTSRC = $user_attr->userprofile->KD_OUTSRC;
             $model->CREATED_BY = $user_attr->username;
             $model->CREATED_AT = date('Y-m-d H:i:s');
             $model->save();
             return $this->redirect('index');
         } else {
             return ActiveForm::validate($model);
         }
     }
 }