public bool EditUserCart(IEnumerable <ProductInCart> productsAdd, IEnumerable <ProductId> productsRemove, IEnumerable <ProductInCart> productsEdit) { Result <Dictionary <Guid, Dictionary <ProductData, int> > >?result = marketShoppingCartService.EditShoppingCart ( Username, productsRemove.Select(x => x.Value).ToList(), ProductInCart.ToDictionary(productsAdd), ProductInCart.ToDictionary(productsEdit) ).Result; return(result != null && !result.IsErr); }