private function refresh($identifier, $fields)
 {
     $model = StorageEffect::find()->where(['identifier' => $identifier])->one();
     if ($model) {
         $model->setAttributes($fields, false);
         $model->update(false);
     } else {
         $this->addLog('effect "' . $identifier . '" added');
         $insert = new StorageEffect();
         $insert->identifier = $identifier;
         $insert->setAttributes($fields, false);
         $insert->insert(false);
     }
 }