/// <summary>
        /// 分页获取产品PID和apid
        /// </summary>
        /// <param name="UserId"></param>
        /// <param name="PageIndex"></param>
        /// <param name="PageSize"></param>
        /// <returns></returns>
        public async Task <OperationResult <PagedModel <BargainProductItem> > > SelectBargainProductItemsAsync(Guid UserId,
                                                                                                               int PageIndex, int PageSize)
        {
            string inputStr = $"入参:UserId={UserId},PageIndex={PageIndex},PageSize={PageSize}";

            Logger.Info($"分享砍价活动 {nameof(SelectBargainProductItemsAsync)} {inputStr}");

            if (PageIndex < 1 || PageSize < 1)
            {
                return(OperationResult.FromError <PagedModel <BargainProductItem> >(ErrorCode.ParameterError, "参数不正确"));
            }

            var result = await BargainManager.SelectBargainProductItems(UserId, PageIndex, PageSize);

            Logger.Info(
                $"分享砍价活动 {nameof(SelectBargainProductItemsAsync)} 出参:result={JsonConvert.SerializeObject(result)} {inputStr}");
            return(OperationResult.FromResult(result));
        }