public IHttpActionResult RemoveProductInCart(RemoveProductInCartRequest request)
{
try
{
if (!ModelState.IsValid)
{
string errorMsg = string.Empty;
errorMsg += string.Join(" ", ModelState.Values.SelectMany(v => v.Errors).Select(e => e.ErrorMessage));
return(BadRequest(errorMsg));
}
var product = _productModel.GetProduct(request.ProductId);
if (product == null)
{
return(BadRequest(MessageResource.UnavailableProduct));
}
var response = new CartTransactionResponse()
{
UserCart = _shoppingCartModel.RemoveProductInCart(request),
AvailableProducts = _productModel.GetAllProducts().ToList()
};
return(Ok(response));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public Cart RemoveProductInCart(RemoveProductInCartRequest request)
{
var userCart = GetUserCart(request.UserId);
var productToRemove = userCart.Products.Products.SingleOrDefault(x => x.Id == request.ProductId);
if (productToRemove == null)
{
throw new Exception(MessageResource.ProductDoesNotExistInCart);
}
userCart.Products.Products.Remove(productToRemove); //Remove product in the usercart.
userCart.UpdateCartComputations();
UpdateUserCart(userCart);
IncreaseProductQuantity(request.ProductId, productToRemove.Count); //Increase the products available quantity in the inventory.
return(GetUserCart(request.UserId));
}
