private void Get(CouponCouponRequest request, out int storeId, out int recommendedUserId)
{
switch (request.SType)
{
case SourceType.Promotion:
GetPromotion(request.SourceId, out storeId, out recommendedUserId);
break;
case SourceType.Product:
GetProduct(request.SourceId, out storeId, out recommendedUserId);
break;
default:
storeId = 0;
recommendedUserId = 0;
break;
}
}
/// <summary>
/// 创建优惠券
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public ExecuteResult <CouponCodeResponse> CreateCoupon(CouponCouponRequest request)
{
if (request == null)
{
return(new ExecuteResult <CouponCodeResponse>(null)
{
StatusCode = StatusCode.ClientError, Message = "参数错误"
});
}
if (request.SType == SourceType.Product)
{
return(CreateCoupon4NewBy8W(request));
}
/*
* 8位, 前三位+5位流水
* 前三位 当天距离2012/12/31的天数，不足补0
* 后5位为自增的流水码
*/
return(CreateCoupon4PromotionId(request));
}
/// <summary>
/// 8位code
/// </summary>
/// <returns></returns>
private ExecuteResult <CouponCodeResponse> CreateCoupon4NewBy8W(CouponCouponRequest request)
{
/*
* 8位, 前三位+5位流水
* 前三位 当天距离2012/12/31的天数，不足补0
* 后5位为自增的流水码
* 99999 超过就不能增加了
*/
var date = DateTime.Now;
var c = new DateTime(2012, 12, 31);
var timeSpan = date - c;
var day = timeSpan.Days;
if (day > 999)
{
throw new ArgumentException("天数差超过了999天，请更改算法");
}
var keyPre = UtilHelper.PreFilled(day, 3, '0');
var timeSeed = this._timeSeedRepository.CreateLimitMaxSeedV2(new TimeSeedEntity
{
Date = date,
Day = date.Day,
Hour = date.Hour,
Month = date.Month,
Year = date.Year
}, 99999, keyPre);
if (timeSeed == null)
{
//超出限制了
return(new ExecuteResult <CouponCodeResponse>(null)
{
StatusCode = StatusCode.InternalServerError,
Message = "超出优惠码限制"
});
}
var storeId = 0;
var recommendedUserId = 0;
Get(request, out storeId, out recommendedUserId);
//create coupon
var totay = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day);
var coupon = this._couponRepository.Insert(new CouponHistoryEntity
{
CouponId = timeSeed.KeySeed,
CreatedDate = date,
CreatedUser = request.AuthUid,
FromProduct =
request.SType == SourceType.Product ? request.SourceId : 0,
FromPromotion =
request.SType == SourceType.Promotion ? request.SourceId : 0,
FromStore = storeId,
FromUser = recommendedUserId,
Id = 0,
Status = 1,
User_Id = request.AuthUid,
//TODO:修改时间
ValidStartDate = totay,//默认有效期7天
ValidEndDate = totay.AddDays(7).AddSeconds(-1)
});
//增加用户优惠券数
if (coupon != null)
{
//TODO: 增加用户账户 优惠券 1张
_userService.AddCoupon(coupon.User_Id, 1, request.AuthUid);
}
return(new ExecuteResult <CouponCodeResponse>(MappingManager.CouponCodeResponseMapping(coupon)));
}
private ExecuteResult <CouponCodeResponse> CreateCoupon4PromotionId(CouponCouponRequest request)
{
// 优惠码新规则如下：
//1. 全数字组成
//2. 优惠码由两部分组成{promotionid info}+{流水号}
//3. {promotionid info} = X x x …
//其中第一位数字为promotionid的长度
//后面的数字为promotionid
//4. {流水号} 为5位数字，即每个促销活动最大只能够有9999个优惠码
//示例如下：
//一个促销活动的promotionid为2，它的优惠码之一为：
// 1200001
//一个促销活动的promotionid为100，它的优惠码之一为：
// 310000001
if (request.SType != SourceType.Promotion)
{
return(new ExecuteResult <CouponCodeResponse>(null)
{
StatusCode = StatusCode.ClientError, Message = "参数错误"
});
}
var kp = request.SourceId.ToString(CultureInfo.InvariantCulture);
var keyPre = kp.Length.ToString(CultureInfo.InvariantCulture) + kp;
var seed = _seedRepository.Generate("yt.hz.promotion", 9999, request.SourceId);
if (seed == -2)
{
return(new ExecuteResult <CouponCodeResponse>(null)
{
StatusCode = StatusCode.ClientError, Message = "已经超出优惠券领取最大值"
});
}
//前补零
var keySuf = UtilHelper.PreFilled(seed, 5, '0');
var couponid = keyPre + keySuf;
var storeId = 0;
var recommendedUserId = 0;
var p = GetPromotion(request.SourceId, out storeId, out recommendedUserId);
//create coupon
var coupon = this._couponRepository.Insert(new CouponHistoryEntity
{
CouponId = couponid,
CreatedDate = DateTime.Now,
CreatedUser = request.AuthUid,
FromProduct =
request.SType == SourceType.Product ? request.SourceId : 0,
FromPromotion =
request.SType == SourceType.Promotion ? request.SourceId : 0,
FromStore = storeId,
FromUser = recommendedUserId,
Id = 0,
Status = (int)DataStatus.Normal,
User_Id = request.AuthUid,
//TODO:修改时间
ValidStartDate = p.StartDate,//默认有效期7天
ValidEndDate = p.EndDate
});
//增加用户优惠券数
if (coupon != null)
{
//TODO: 增加用户账户 优惠券 1张
_userService.AddCoupon(coupon.User_Id, 1, request.AuthUid);
}
return(new ExecuteResult <CouponCodeResponse>(MappingManager.CouponCodeResponseMapping(coupon)));
}
