public async ValueTask <CouponGetRuleModel> GetByPKIDAsync(int PKID, CancellationToken cancellationToken)
        {
            CouponGetRuleEntity entity = await _ICouponGetRuleRepository.GetByPKIDAsync(PKID, cancellationToken).ConfigureAwait(false);

            CouponGetRuleModel model = ObjectMapper.ConvertTo <CouponGetRuleEntity, CouponGetRuleModel>(entity);

            return(model);
        }
        /// <summary>
        /// 根据guid获取优惠券领取规则 【加缓存】
        /// </summary>
        /// <param name="GetRuleGUID"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task <CouponGetRuleModel> GetCouponGetRuleCahceByGuidAsync(Guid GetRuleGUID, CancellationToken cancellationToken)
        {
            CouponGetRuleEntity entity = new CouponGetRuleEntity();

            using (var client = _ICacheHelper.CreateCacheClient(GlobalConstant.RedisClient))
            {
                var result = await client.GetOrSetAsync(string.Format(GlobalConstant.RedisKeyForGetRule, GetRuleGUID),
                                                        async() => await _ICouponGetRuleRepository.GetCouponGetRuleByGuidAsync(GetRuleGUID, cancellationToken).ConfigureAwait(false),
                                                        GlobalConstant.RedisTTLForGetRule).ConfigureAwait(false);

                if (result.Success)
                {
                    entity = result.Value;
                }
                else
                {
                    entity = await _ICouponGetRuleRepository.GetCouponGetRuleByGuidAsync(GetRuleGUID, cancellationToken).ConfigureAwait(false);
                }
            }
            CouponGetRuleModel model = ObjectMapper.ConvertTo <CouponGetRuleEntity, CouponGetRuleModel>(entity);

            return(model);
        }