private async Task <Models.Cart> AddProductsToCart(int userId, List <Product> products)
{
return(await documentStore.AddProductsToCart(userId, products));
//using (var session = documentStore.LightweightSession())
//{
// var cart = await session.LoadAsync<Models.Cart>(userId) ?? new Models.Cart { Id = userId, Products = new List<Product>() };
// cart.Products.AddRange(products);
// session.Store(cart);
// await session.SaveChangesAsync();
// foreach (var product in products)
// {
// eventStore.Raise(
// new ProductAddedToShoppingCartEvent(Guid.NewGuid(), DateTimeOffset.Now, userId, product.Id));
// }
// return cart;
//}
}