public int addVariantToCart(int variantID, int numberVariant)
{
try
{
string cookieID = retrieveCookie();
TblCart cart = cartService.GetByCookieID(cookieID);
if (cart == null)
{
cart = new TblCart();
cart.CookieID = cookieID;
cart.CreatedDateTime = SDateTime.GetYYYYMMddHmmSSNow();
cart.CartID = cartService.Insert(cart);
}
cart.ModifiedDateTime = SDateTime.GetYYYYMMddHmmSSNow();
Variant variant = variantService.GetByPrimaryKey(variantID);
if (variant != null)
{
string where = string.Format("CartID={0} and VariantID={1}", cart.CartID, variantID);
List <TblCartItem> cartItems = cartItemService.GetByWhere(where);
if (cartItems == null || cartItems.Count == 0)
{
TblCartItem cartItem = new TblCartItem();
cartItem.CartID = cart.CartID;
cartItem.VariantID = variantID;
cartItem.NumberVariant = numberVariant;
cartItem.CreatedDateTime = SDateTime.GetYYYYMMddHmmSSNow();
cartItemService.Insert(cartItem);
}
else
{
cartItems[0].NumberVariant++;
cartItemService.Update(cartItems[0]);
}
cartService.UpdateTotalPrice(cart.CartID);
cartItems = cartItemService.GetByCartID(cart.CartID);
if (cartItems != null)
{
return(cartItems.Count);
}
}
return(0);
}
catch (Exception ex)
{
LogService.WriteException(ex);
throw;
}
}