/// <summary>
/// 验证优惠券
/// </summary>
/// <param name="ruleGuid"></param>
/// <param name="models"></param>
/// <returns></returns>
public Tuple <bool, string> ValidatedUploadData(Guid ruleGuid, List <VipPaintPromotionTemplateModel> models)
{
if (ruleGuid == Guid.Empty || models == null || !models.Any())
{
return(Tuple.Create(false, "验证优惠券相关信息不能为空"));
}
try
{
var baoYangManager = new VipBaoYangPackageManager();
var simplePromotion = baoYangManager.GetPromotionSimpleInfoByGetRuleGuid(ruleGuid);
if (simplePromotion == null)
{
return(Tuple.Create(false, "优惠券有误"));
}
var existsData = GetImportedPromotionDetail(ruleGuid, models.Select(x => x.MobileNumber));
var lsit = (from x in models
join y in existsData on x.MobileNumber equals y.MobileNumber into temp
from z in temp.DefaultIfEmpty()
select new
{
x.MobileNumber,
x.PromotionCount,
GetQuantity = z?.PromotionCount ?? 0
}).ToList();
//单个用户领取数量限制验证
var sqValidatedResult = lsit.Where(x => x.PromotionCount + x.GetQuantity > simplePromotion.SingleQuantity);
if (sqValidatedResult.Any())
{
return(Tuple.Create(false, $"{string.Join("\n", sqValidatedResult.Select(x => x.MobileNumber))}超过单个用户优惠券领取数量{simplePromotion.SingleQuantity}, 请先修改券领取数量再进行塞券"));
}
//总的数量限制验证
if (simplePromotion.Quantity != null)
{
var quantity = simplePromotion.Quantity.Value;
var totalQuantity = models.Sum(x => x.PromotionCount);
if (totalQuantity > quantity - simplePromotion.GetQuantity)
{
return(Tuple.Create(false, $"领取数量{totalQuantity}超过剩余取数量{quantity - simplePromotion.GetQuantity}限制(其中总数量为{quantity},已经领取数量为{simplePromotion.GetQuantity}), 请先修改券发行量再进行塞券"));
}
}
}
catch (Exception ex)
{
Logger.Error("ValidatedUploadData", ex);
return(Tuple.Create(false, "验证优惠券异常"));
}
return(Tuple.Create(true, string.Empty));
}