public function registerAssetFiles($view)
    {
        if (YII_ENV_PROD) {
            if (!empty($this->productionJs)) {
                $this->js = $this->productionJs;
            }
            if (!empty($this->productionCss)) {
                $this->css = $this->productionCss;
            }
        }
        parent::registerAssetFiles($view);
    }