AJH.CMS.WEB.UI.Admin.ManageProducts_UC.ManageProductMode C# (CSharp) Метод

        private void ManageProductMode()
        {
            if (string.IsNullOrEmpty(Request.QueryString[CMSConfig.QueryString.ProductID]))
            {
                BeginProductAddMode();
            }
            else
            {
                int productId = 0;
                int.TryParse(Request.QueryString[CMSConfig.QueryString.ProductID], out productId);

                if (productId > 0)
                {
                    ViewState[CMSConfig.ConstantManager.ProductID] = productId;
                    BeginProductEditMode(productId);
                }
                else
                    BeginProductAddMode();
            }
        }