/**
   * @var MagentoFrameworkAppConfigScopeConfigInterface
   */
   protected $scopeConfig;


   public function __construct(
        ......
    MagentoFrameworkAppConfigScopeConfigInterface $scopeConfig)
   {
      $this->scopeConfig = $scopeConfig;
   }



  public function getLocalFolderName() {
     $storeScope = MagentoStoreModelScopeInterface::SCOPE_STORE;

     return $this->scopeConfig->getValue(self::XML_PATH_LOCAL_PATH, $storeScope);


     }