public async Task <ICommandResult> Handle(MenuBannerMappingAddCommand message)
        {
            try
            {
                ICommandResult result;
                RMenu          rMenu = await _menuService.Get(message.MenuId);

                if (rMenu == null)
                {
                    result = new CommandResult()
                    {
                        Message      = "Menu not found",
                        ObjectId     = "",
                        Status       = CommandResult.StatusEnum.Fail,
                        ResourceName = ResourceKey.Template_NotFound
                    };
                    return(result);
                }
                RBanner[] rbanners = await _bannerService.GetBannerByMenuId(rMenu.Id);

                Menu    menu   = new Menu(rMenu, rbanners);
                RBanner banner = await _bannerService.GetBannerById(message.BannerId);

                var bannerAdd = menu.AddBanner(banner);
                await _menuService.AddMenuBannerMapping(menu.Id, bannerAdd.Id);

                result = new CommandResult()
                {
                    Message  = "",
                    ObjectId = menu.Id,
                    Status   = CommandResult.StatusEnum.Sucess
                };
                return(result);
            }
            catch (Exception e)
            {
                e.Data["Param"] = message;
                ICommandResult result = new CommandResult()
                {
                    Message = e.Message,
                    Status  = CommandResult.StatusEnum.Fail
                };
                return(result);
            }
        }