/// <summary>
/// 更新
/// </summary>
/// <param name="pEntity">实体实例</param>
/// <param name="pTran">事务实例,可为null,如果为null,则不使用事务来更新</param>
public void Update(PanicbuyingKJEventJoinDetailEntity pEntity, IDbTransaction pTran)
{
_currentDAO.Update(pEntity, pTran);
}
/// <summary>
/// 创建一个新实例
/// </summary>
/// <param name="pEntity">实体实例</param>
public void Create(PanicbuyingKJEventJoinDetailEntity pEntity)
{
_currentDAO.Create(pEntity);
}
/// <summary>
/// 分页根据实体条件查询实体
/// </summary>
/// <param name="pQueryEntity">以实体形式传入的参数</param>
/// <param name="pOrderBys">排序组合</param>
/// <returns>符合条件的实体集</returns>
public PagedQueryResult <PanicbuyingKJEventJoinDetailEntity> PagedQueryByEntity(PanicbuyingKJEventJoinDetailEntity pQueryEntity, OrderBy[] pOrderBys, int pPageSize, int pCurrentPageIndex)
{
return(_currentDAO.PagedQueryByEntity(pQueryEntity, pOrderBys, pPageSize, pCurrentPageIndex));
}
/// <summary>
/// 根据实体条件查询实体
/// </summary>
/// <param name="pQueryEntity">以实体形式传入的参数</param>
/// <param name="pOrderBys">排序组合</param>
/// <returns>符合条件的实体集</returns>
public PanicbuyingKJEventJoinDetailEntity[] QueryByEntity(PanicbuyingKJEventJoinDetailEntity pQueryEntity, OrderBy[] pOrderBys)
{
return(_currentDAO.QueryByEntity(pQueryEntity, pOrderBys));
}
/// <summary>
/// 删除
/// </summary>
/// <param name="pEntity"></param>
public void Delete(PanicbuyingKJEventJoinDetailEntity pEntity)
{
_currentDAO.Delete(pEntity);
}
protected override AddKJEventJoinDetailRD ProcessRequest(APIRequest <AddKJEventJoinDetailRP> pRequest)
{
var rp = pRequest.Parameters;
var rd = new AddKJEventJoinDetailRD();
var Bll = new PanicbuyingKJEventJoinDetailBLL(CurrentUserInfo);
var PanicbuyingEventBll = new PanicbuyingEventBLL(CurrentUserInfo);
var EventSkuMappingBll = new PanicbuyingKJEventSkuMappingBLL(CurrentUserInfo);
var KJEventJoinBll = new PanicbuyingKJEventJoinBLL(CurrentUserInfo);
var KJEventItemMappingBll = new PanicbuyingKJEventItemMappingBLL(CurrentUserInfo);
var pTran = Bll.GetTran();
//
var EventData = PanicbuyingEventBll.GetByID(rp.EventId);
if (EventData == null)
{
throw new APIException("找不到砍价活动对象！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
//
var EventItemData = KJEventItemMappingBll.QueryByEntity(new PanicbuyingKJEventItemMappingEntity()
{
EventId = new System.Guid(rp.EventId), ItemID = rp.ItemId
}, null).FirstOrDefault();
if (EventData == null)
{
throw new APIException("找不到砍价活动商品对象！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
//
var EventSkuMappingData = EventSkuMappingBll.QueryByEntity(new PanicbuyingKJEventSkuMappingEntity()
{
EventItemMappingID = EventItemData.EventItemMappingID.ToString(), SkuID = rp.SkuId
}, null).FirstOrDefault();
if (EventSkuMappingData == null)
{
throw new APIException("找不到砍价活动商品Sku关系对象！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
//
var KJEventJoinData = KJEventJoinBll.GetByID(rp.KJEventJoinId);
if (KJEventJoinData == null)
{
throw new APIException("找不到砍价参与主表对象！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
//判断重复帮砍
var Collection = Bll.QueryByEntity(new PanicbuyingKJEventJoinDetailEntity()
{
KJEventJoinId = KJEventJoinData.KJEventJoinId, VipId = pRequest.UserID
}, null).ToList();
if (Collection.Count > 0)
{
throw new APIException("您已经帮砍过了，不能重复帮砍！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
#region 价业务处理
//当前成交价
decimal NowMoney = KJEventJoinData.SalesPrice.Value;
if (NowMoney == EventSkuMappingData.BasePrice)
{
throw new APIException("已经砍到底价，不能继续砍价！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
if (EventSkuMappingData.BargainStartPrice == null || EventSkuMappingData.BargainEndPrice == null)
{
throw new APIException("砍价起始、结束区间值不能为Null，错误数据！")
{
ErrorCode = ERROR_CODES.INVALID_BUSINESS
}
}
;
//
Random ran = new Random();
int start = Convert.ToInt32(EventSkuMappingData.BargainStartPrice);
int End = Convert.ToInt32(EventSkuMappingData.BargainEndPrice);
int math = ran.Next(start, End);
//砍价后的价格
decimal Result = NowMoney - Convert.ToDecimal(math);
if (Result < EventSkuMappingData.BasePrice)
{//如果Result小于底价，那Result赋值为底价金额值
Result = EventSkuMappingData.BasePrice.Value;
}
//砍了多少
decimal BargainPrice = NowMoney - Result;
//赋值
rd.BargainPrice = BargainPrice;
#endregion
using (pTran.Connection)
{
try
{
//添加砍价参与者信息
var AddData = new PanicbuyingKJEventJoinDetailEntity();
AddData.KJEventJoinDetailId = System.Guid.NewGuid();
AddData.KJEventJoinId = KJEventJoinData.KJEventJoinId;
AddData.EventId = new System.Guid(rp.EventId);
AddData.ItemId = rp.ItemId;
AddData.SkuId = rp.SkuId;
AddData.VipId = pRequest.UserID;
AddData.BargainPrice = BargainPrice;
AddData.MomentSalesPrice = Result;
AddData.CustomerId = CurrentUserInfo.ClientID;
//
Bll.Create(AddData, pTran);
//更新参与主表帮砍统计、成交价
KJEventJoinData.BargainPersonCount = KJEventJoinData.BargainPersonCount ?? 0;
KJEventJoinData.BargainPersonCount += 1;
KJEventJoinData.SalesPrice = KJEventJoinData.SalesPrice ?? 0;
KJEventJoinData.SalesPrice = Result;
KJEventJoinBll.Update(KJEventJoinData, pTran);
//更新砍价活动表帮砍人数统记
EventData.BargainPersonCount += 1;
PanicbuyingEventBll.Update(EventData, pTran);
//更新活动商品帮砍人数统计
EventItemData.BargainPersonCount = EventItemData.BargainPersonCount ?? 0;
EventItemData.BargainPersonCount += 1;
KJEventItemMappingBll.Update(EventItemData, pTran);
//提交
pTran.Commit();
}
catch (APIException ex)
{
pTran.Rollback();
throw ex;
}
}
return(rd);
}
}
}
