public async Task <CartViewModel> Change(CartItemChangeViewModel item)
{
try
{
var customer = await _currentContext.GetCurrentCustomer();
CartViewModel model = new CartViewModel(await InitAjax());
RCart cart = await _cartService.GetFromCache(_currentContext.ClientId, EnumDefine.CartStatusEnum.New);
if (cart == null)
{
//int shardId= _commonService.get
var command = item.ToCommand(1, _currentContext.LanguageId, customer.Id);
long systemIdentity = await _commonService.GetNextId(typeof(Cart));
CartAddCommand cartAddCommand = new CartAddCommand(SystemDefine.DefaultVersion)
{
LanguageId = _currentContext.LanguageId,
Code = Common.Common.GenerateCodeFromId(systemIdentity),
StoreId = ConfigSettingEnum.StoreId.GetConfig(),
ClientId = _currentContext.ClientId,
CreatedUid = customer.Id ?? string.Empty,
CartItem = command,
CartItemDetail = new CartItemDetailAddCommand(SystemDefine.DefaultVersion)
{
ProductId = command.ProductId,
Name = "Name",
}
};
await _cartService.Add(cartAddCommand);
}
else
{
//if (cart.Version != item.Version)
//{
// model.AddMessage(ResourceKey.Cart_IsChanged);
// return model;
//}
CartItemChangeCommand command = item.ToCommand(1, _currentContext.LanguageId, customer.Id, cart);
await _cartService.Change(command);
}
cart = await _cartService.GetFromCache(_currentContext.ClientId, EnumDefine.CartStatusEnum.New);
model.CartItems = cart.CartItemFulls?.Select(p => p.ToModel()).ToArray();
return(model);
}
catch (Exception e)
{
_logger.LogError(e, e.Message);
throw e;
}
}
public CartItem(CartItemChangeCommand command)
{
Id = Common.Common.GenerateGuid();
ProductId = command.ProductId;
Price = command.Price;
CreatedDateUtc = command.CreatedDateUtc;
UpdatedDateUtc = command.CreatedDateUtc;
CreatedUid = command.UpdatedUid;
UpdatedUid = command.UpdatedUid;
LanguageId = command.LanguageId;
StoreId = command.StoreId;
Status = EnumDefine.CartStatusEnum.New;
}
public async Task <CommandResult> Change(CartItemChangeCommand command)
{
CommandResult commandResult = await _commandService.SendAndReceiveResult <CommandResult>(command);
return(commandResult);
}
public async Task <ICommandResult> Handle(CartItemChangeCommand mesage)
{
try
{
var shard = await _shardingService.GetShardById(ShardGroup, mesage.ShardId);
RCart rCart = await _cartService.GetFromDb(shard.ConnectionString, mesage.CartId);
if (rCart == null)
{
throw new MessageException(ResourceKey.Cart_NotFound);
}
Cart cart = new Cart(rCart);
switch (mesage.Action)
{
case EnumDefine.CartActionEnum.AddNewItem:
{
CartItem cartItem = new CartItem(mesage);
CartItemDetail shoppingCartItemDetail = null;
if (mesage.CartItemDetail != null)
{
shoppingCartItemDetail = new CartItemDetail(mesage.CartItemDetail, mesage.LanguageId, mesage.UpdatedUid);
}
var newCartItems = cart.Add(cartItem, shoppingCartItemDetail, mesage.Quantity, out var newCartItemDetail);
_eventSender.Add(cart.Events);
await _cartService.Save(shard.ConnectionString, shard.Id, mesage.CartId, mesage.CartCode, mesage.Version, newCartItems, newCartItemDetail);
}
break;
case EnumDefine.CartActionEnum.RemoveItem:
{
var cartItemRemoved = cart.Remove(mesage.ProductId, mesage.Quantity, out var shoppingCartItemDetailsRemoved);
await _cartService.Remove(shard.ConnectionString, mesage.CartId, mesage.Version,
cartItemRemoved?.Select(p => p.Id).ToArray(),
shoppingCartItemDetailsRemoved?.Select(p => p.Id).ToArray());
};
break;
case EnumDefine.CartActionEnum.ChangeQuantity:
{
var changeQuantity = mesage.Quantity;
if (changeQuantity > 0)
{
CartItem cartItem = new CartItem(mesage);
CartItemDetail shoppingCartItemDetail = null;
if (mesage.CartItemDetail != null)
{
shoppingCartItemDetail = new CartItemDetail(mesage.CartItemDetail, mesage.LanguageId, mesage.UpdatedUid);
}
var newCartItems = cart.Add(cartItem, shoppingCartItemDetail, changeQuantity, out var newCartItemDetail);
_eventSender.Add(cart.Events);
await _cartService.Save(shard.ConnectionString, shard.Id, mesage.CartId, mesage.CartCode, mesage.Version, newCartItems, newCartItemDetail);
}
else
{
var cartItemRemoved = cart.Remove(mesage.ProductId, mesage.Quantity * -1, out var shoppingCartItemDetailsRemoved);
await _cartService.Remove(shard.ConnectionString, mesage.CartId, mesage.Version,
cartItemRemoved?.Select(p => p.Id).ToArray(),
shoppingCartItemDetailsRemoved?.Select(p => p.Id).ToArray());
}
}
break;
}
await _eventSender.Notify();
ICommandResult result = new CommandResult()
{
Message = "",
ObjectId = string.Empty,
Status = CommandResult.StatusEnum.Sucess
};
return(result);
}
catch (MessageException e)
{
e.Data["Param"] = mesage;
ICommandResult result = new CommandResult()
{
Message = e.Message,
Status = CommandResult.StatusEnum.Fail,
ResourceName = e.ResourceName
};
return(result);
}
catch (Exception e)
{
e.Data["Param"] = mesage;
ICommandResult result = new CommandResult()
{
Message = e.Message,
Status = CommandResult.StatusEnum.Fail
};
return(result);
}
}