public bool ProcWhenCalcDecMoney()
{
if ((ArticleList == null) || (ArticleList.Count == 0) || (PaymentList == null) || (PaymentList.Count == 0))
{
return(true);
}
double totalSaleMoney = 0;
foreach (CrmArticle article in ArticleList)
{
totalSaleMoney = totalSaleMoney + article.SaleMoney;
article.SaleMoneyNoShare = article.SaleMoney;
article.SaleMoneySharedJoinDecMoney = 0;
article.SaleMoneySharedJoinOfferCoupon = 0;
article.SaleMoneyForDecMoney = article.SaleMoney;
article.SaleMoneyForOfferCoupon = article.SaleMoney;
}
double totalPayMoney = 0;
foreach (CrmPayment payment in PaymentList)
{
payment.IsShared = false;
totalPayMoney = totalPayMoney + payment.PayMoney;
payment.PayMoneyNoShare = payment.PayMoney;
}
if (!MathUtils.DoubleAEuqalToDoubleB(totalSaleMoney, totalPayMoney))
{
ErrorMessage = "销售金额 <> 收款金额，不能分摊收款金额到商品";
return(false);
}
bool allPromPayment = true;
bool allNoPromPayment = true;
foreach (CrmPayment payment in PaymentList)
{
if (payment.JoinPromDecMoney)
{
allNoPromPayment = false;
}
else
{
allPromPayment = false;
}
}
if (allNoPromPayment) //收款方式都不满减，则直接退出
{
foreach (CrmArticle article in ArticleList)
{
article.SaleMoneyForDecMoney = 0;
}
return(true);
}
DecMoneyCalcItemList = new List <CrmPromDecMoneyCalcItem>();
PromCalculator.MakePromDecMoneyCalcItemList(DecMoneyCalcItemList, ArticleList);
if (DecMoneyCalcItemList.Count == 0) //商品都不满减，则直接退出
{
return(true);
}
if (allPromPayment) //收款方式都满减
{
PromCalculator.CalcPromDecMoney(DecMoneyCalcItemList, out TotalDecMoney, out TotalSaleMoneyUsed);
return(true);
}
//注：计算满减时，需要分摊不参加满减的收款，并保存下来，在结账时再取出
PaymentArticleShareList = new List <CrmPaymentArticleShare>();
List <CrmPayment> tempPaymentList = new List <CrmPayment>();
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.JoinPromDecMoney) && (payment.CouponType >= 0))
{
tempPaymentList.Add(payment);
}
}
if (tempPaymentList.Count > 0)
{
//检查券的使用限制，去掉没有使用限制的券
if (!PromCalculator.CheckPayLimitForCouponPaymentList(out ErrorMessage, BillHead.CompanyCode, tempPaymentList, ArticleList, BillHead.ServerBillId, DbCmd))
{
return(false);
}
}
if (ArticleList.Count == 1) //只有一条商品记录时 简化处理
{
CrmArticle article = ArticleList[0];
foreach (CrmPayment payment in PaymentList)
{
if (!payment.JoinPromDecMoney)
{
CrmPaymentArticleShare share = PromCalculator.AddPaymentArticleShareToList(false, PaymentArticleShareList, article, payment, payment.PayMoney, PromCalculator.CheckCouponPaymentJoinOfferCoupon(article, payment));
//payment.PayMoneyNoShare = 0;
payment.IsShared = true;
}
}
PromCalculator.CalcPromDecMoney(DecMoneyCalcItemList, out TotalDecMoney, out TotalSaleMoneyUsed);
return(true);
}
//由于有些收款参加满减，有些收款不参加满减，且有些收款参加返券，有些收款不参加返券，为了达到顾客最惠化，采取以下策略分摊收款：
// 1 先分摊有使用限制的券，以保证这些券能够分摊完
// 2 分摊其它收款前，先对满减计算项列表和返券计算项列表进行试算和排序，然后把参加满减的收款尽可能分摊到满减更多的商品上，把参加返券的收款尽可能分摊到返券更多的商品上
// 3 试算和排序是先假设商品都分摊到现金，试算出各计算项的满减额，然后按满减额从小到大排序，根据排序结果，赋值各计算项的商品的参与满减的优先级（数值越大，满减越多）
// 4
double payMoneyDecMoney = 0; //参加满减的收款额
double payMoneyOfferCoupon = 0; //参加返券的收款额
foreach (CrmPayment payment in PaymentList)
{
if (payment.JoinPromDecMoney)
{
payMoneyDecMoney = payMoneyDecMoney + payment.PayMoney;
}
else if (payment.JoinPromOfferCoupon)
{
payMoneyOfferCoupon = payMoneyOfferCoupon + payment.PayMoney;
}
}
//对满减计算项列表进行试算
PromCalculator.CalcPromDecMoneyToSort(DecMoneyCalcItemList, payMoneyDecMoney, out TotalDecMoney, out TotalSaleMoneyUsed);
if (MathUtils.DoubleAEuqalToDoubleB(TotalDecMoney, 0)) //总满减额=0，则直接退出
{
return(true);
}
//先分摊有使用限制的券（券的收款额正好等于使用限额或可用商品数为1时，简化处理，提前分摊）
if (tempPaymentList.Count > 0)
{
if (!PromCalculator.ShareCouponPaymentList1(out ErrorMessage, tempPaymentList, PaymentArticleShareList))
{
return(false);
}
allPromPayment = true;
foreach (CrmPayment payment in PaymentList)
{
if (!payment.IsShared)
{
if (!payment.JoinPromDecMoney)
{
allPromPayment = false;
}
}
}
if (allPromPayment) //剩下的收款方式都满减，则不用再分摊
{
PromCalculator.CalcPromDecMoney(DecMoneyCalcItemList, out TotalDecMoney, out TotalSaleMoneyUsed);
return(true);
}
}
//对满减计算项列表进行排序
PromCalculator.SortPromDecMoneyCalcItemList(DecMoneyCalcItemList);
allPromPayment = true;
allNoPromPayment = (!MathUtils.DoubleASmallerThanDoubleB(TotalSaleMoneyUsed, payMoneyDecMoney));
//TotalSaleMoneyUsed >= payMoneyDecMoney，说明参加满减的收款额只够分摊给满减商品，不会再分摊给返券商品
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (!payment.JoinPromDecMoney))
{
if (payment.JoinPromOfferCoupon)
{
allNoPromPayment = false;
}
else
{
allPromPayment = false;
}
}
}
bool existOfferCoupon = false;
if ((!allPromPayment) && (!allNoPromPayment)) //有些收款参加返券，有些收款不参加返券,在计算满减时也要考虑返券的最大化
{
OfferCouponCalcItemList = new List <CrmPromOfferCouponCalcItem>();
PromCalculator.MakePromOfferCouponCalcItemList(OfferCouponCalcItemList, ArticleList, BillHead.ServerBillId, BillHead.CompanyCode, BillHead.StoreCode, DbCmd);
if (OfferCouponCalcItemList.Count > 0)
{
PromCalculator.GetPromOfferCouponDataBefore(OfferCouponCalcItemList, BillHead.OfferCouponVipId, DateTimeUtils.GetMyDateIndex(BillHead.OfferCouponDate), 0, false, DbCmd);
//注意： 假设参加满减的收款，肯定参加返券，这是跟pos程序配合的（在计算满减时，参加满减的收款缺省都是现金）
PromCalculator.CalcPromOfferCouponToSort(OfferCouponCalcItemList, payMoneyOfferCoupon + payMoneyOfferCoupon, out existOfferCoupon);
if (existOfferCoupon)
{
PromCalculator.SortPromOfferCouponCalcItemList(OfferCouponCalcItemList);
}
}
}
if (tempPaymentList.Count > 0)
{
//继续分摊有使用限制的券（用券额小于使用限额且可用商品数大于1）
PromCalculator.ShareCouponPaymentList2(out ErrorMessage, tempPaymentList, PaymentArticleShareList);
if (ErrorMessage.Length > 0)
{
return(false);
}
allPromPayment = true;
foreach (CrmPayment payment in PaymentList)
{
if (!payment.IsShared)
{
if (!payment.JoinPromDecMoney)
{
allPromPayment = false;
}
}
}
if (allPromPayment) //剩下的收款方式都满减，则不用再分摊
{
PromCalculator.CalcPromDecMoney(DecMoneyCalcItemList, out TotalDecMoney, out TotalSaleMoneyUsed);
return(true);
}
}
//考虑满减最大化，分摊收款，并计算满减
double payMoneyNoShare = 0;
PromCalculator.CalcPromDecMoneyMax(DecMoneyCalcItemList, payMoneyDecMoney, out payMoneyNoShare, out TotalDecMoney, out TotalSaleMoneyUsed);
if (MathUtils.DoubleAEuqalToDoubleB(TotalDecMoney, 0)) //总满减额=0，则直接退出
{
return(true);
}
payMoneyOfferCoupon = 0; //参加返券的收款额
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (!payment.JoinPromDecMoney) && (payment.JoinPromOfferCoupon))
{
payMoneyOfferCoupon = payMoneyOfferCoupon + payment.PayMoney;
}
}
if (existOfferCoupon && (MathUtils.DoubleAGreaterThanDoubleB(payMoneyNoShare + payMoneyOfferCoupon, 0)))
{
//考虑返券最大化，分摊收款，并预算返券
double payMoneyDecMoneyNoShare = 0;
double payMoneyOfferCouponNoShare = 0;
PromCalculator.CalcPromOfferCouponMax(OfferCouponCalcItemList, payMoneyNoShare, payMoneyOfferCoupon, out payMoneyDecMoneyNoShare, out payMoneyOfferCouponNoShare);
if (MathUtils.DoubleASmallerThanDoubleB(payMoneyOfferCouponNoShare, payMoneyOfferCoupon))
{
PromCalculator.ShareArticleMoneyJoinOfferCouponToPayment(ArticleList, PaymentList, PaymentArticleShareList);
}
}
tempPaymentList.Clear();
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (!payment.JoinPromDecMoney))
{
tempPaymentList.Add(payment);
}
}
if (tempPaymentList.Count == 0)
{
return(true);
}
List <CrmArticle> tempArticleList = new List <CrmArticle>();
foreach (CrmArticle article in ArticleList)
{
article.SaleMoneyNoShare = article.SaleMoneyNoShare - article.SaleMoneySharedJoinDecMoney;
if (MathUtils.DoubleAGreaterThanDoubleB(article.SaleMoneyNoShare, 0))
{
tempArticleList.Add(article);
}
}
return(PromCalculator.SharePaymentEqually(out ErrorMessage, tempArticleList, tempPaymentList, PaymentArticleShareList));
}
public bool ProcWhenPrepareCheckout()
{
if ((ArticleList == null) || (ArticleList.Count == 0) || (PaymentList == null) || (PaymentList.Count == 0))
{
return(true);
}
PaymentArticleShareList = new List <CrmPaymentArticleShare>();
if (BillHead.BillType != CrmPosData.BillTypeSale)
{
foreach (CrmArticle article in ArticleList)
{
article.SaleMoney = -article.SaleMoney;
}
foreach (CrmPayment payment in PaymentList)
{
payment.PayMoney = -payment.PayMoney;
}
}
double totalSaleMoney = 0;
foreach (CrmArticle article in ArticleList)
{
totalSaleMoney = totalSaleMoney + article.SaleMoney;
article.SaleMoneyNoShare = article.SaleMoney;
article.SaleMoneySharedJoinDecMoney = 0;
article.SaleMoneySharedJoinOfferCoupon = 0;
article.SaleMoneyForDecMoney = article.SaleMoney;
article.SaleMoneyForOfferCoupon = article.SaleMoney;
article.SaleMoneyForCent = article.SaleMoney;
}
double totalPayMoney = 0;
foreach (CrmPayment payment in PaymentList)
{
payment.IsShared = false;
totalPayMoney = totalPayMoney + payment.PayMoney;
payment.PayMoneyNoShare = payment.PayMoney;
}
if (BillHead.BillType == CrmPosData.BillTypeSale)
{
if (!PromCalculator.CheckDecMoneyDataBefore(out ErrorMessage, out TotalDecMoney, BillHead.ServerBillId, ArticleList, PaymentList, PaymentArticleShareList, DbCmd))
{
return(false);
}
}
if (!MathUtils.DoubleAEuqalToDoubleB(totalSaleMoney - TotalDecMoney, totalPayMoney))
{
ErrorMessage = "销售金额 <> 收款金额，不能分摊收款金额到商品";
return(false);
}
List <CrmPayment> tempPaymentList = new List <CrmPayment>();
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (payment.CouponType >= 0))
{
tempPaymentList.Add(payment);
}
}
if (tempPaymentList.Count > 0)
{
//检查券的使用限制，去掉没有使用限制的券
if (!PromCalculator.CheckPayLimitForCouponPaymentList(out ErrorMessage, BillHead.CompanyCode, tempPaymentList, ArticleList, BillHead.ServerBillId, DbCmd))
{
return(false);
}
}
if (IsToCalcOfferCoupon)
{
OfferCouponCalcItemList = new List <CrmPromOfferCouponCalcItem>();
PromCalculator.MakePromOfferCouponCalcItemList(OfferCouponCalcItemList, ArticleList, BillHead.ServerBillId, BillHead.CompanyCode, BillHead.StoreCode, DbCmd);
if (OfferCouponCalcItemList.Count > 0)
{
PromCalculator.GetPromOfferCouponDataBefore(OfferCouponCalcItemList, BillHead.OfferCouponVipId, DateTimeUtils.GetMyDateIndex(BillHead.OfferCouponDate), 0, false, DbCmd);
}
}
if (ArticleList.Count == 1) //只有一条商品记录时 简化处理
{
CrmArticle article = ArticleList[0];
foreach (CrmPayment payment in PaymentList)
{
if (!payment.IsShared)
{
CrmPaymentArticleShare share = PromCalculator.AddPaymentArticleShareToList(false, PaymentArticleShareList, article, payment, payment.PayMoney, PromCalculator.CheckCouponPaymentJoinOfferCoupon(article, payment));
//payment.PayMoneyNoShare = 0;
payment.IsShared = true;
}
}
}
else
{
tempPaymentList.Clear();
foreach (CrmPayment payment in PaymentList)
{
if (!payment.IsShared)
{
tempPaymentList.Add(payment);
}
}
if (tempPaymentList.Count == 1)
{
CrmPayment payment = PaymentList[0];
foreach (CrmArticle article in ArticleList)
{
if (MathUtils.DoubleAGreaterThanDoubleB(article.SaleMoneyNoShare, 0))
{
CrmPaymentArticleShare share = PromCalculator.AddPaymentArticleShareToList(false, PaymentArticleShareList, article, payment, article.SaleMoneyNoShare, PromCalculator.CheckCouponPaymentJoinOfferCoupon(article, payment));
//payment.PayMoneyNoShare -= share.ShareMoney;
article.SaleMoneyNoShare = 0;
}
}
}
else
{
bool isToMaxOfferCoupon = false;
double payMoneyOfferCoupon = 0;
if (IsToCalcOfferCoupon)
{
bool allPromPayment = true;
bool allNoPromPayment = true;
foreach (CrmPayment payment in PaymentList)
{
if (payment.JoinPromOfferCoupon)
{
allNoPromPayment = false;
payMoneyOfferCoupon = payMoneyOfferCoupon + payment.PayMoney;
}
else
{
allPromPayment = false;
}
}
isToMaxOfferCoupon = (!allNoPromPayment) && (!allPromPayment) && (OfferCouponCalcItemList.Count > 0); //有些收款返券，有些不返券，且有商品返券，则在分摊时要考虑使返券最大化
if (isToMaxOfferCoupon)
{
PromCalculator.CalcPromOfferCouponToSort(OfferCouponCalcItemList, payMoneyOfferCoupon, out isToMaxOfferCoupon);
if (isToMaxOfferCoupon)
{
PromCalculator.SortPromOfferCouponCalcItemList(OfferCouponCalcItemList);
}
}
}
tempPaymentList.Clear();
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (payment.CouponType >= 0))
{
tempPaymentList.Add(payment);
}
}
//先分摊有使用限制的券（券的收款额正好等于使用限额或可用商品数为1时，简化处理，提前分摊）
if (tempPaymentList.Count > 0)
{
if (!PromCalculator.ShareCouponPaymentList1(out ErrorMessage, tempPaymentList, PaymentArticleShareList))
{
return(false);
}
}
if (tempPaymentList.Count > 0)
{
//继续分摊有使用限制的券（用券额小于使用限额且可用商品数大于1）
if (!PromCalculator.ShareCouponPaymentList2(out ErrorMessage, tempPaymentList, PaymentArticleShareList))
{
return(false);
}
}
if (isToMaxOfferCoupon)
{
payMoneyOfferCoupon = 0; //参加返券的收款额
foreach (CrmPayment payment in PaymentList)
{
if ((!payment.IsShared) && (payment.JoinPromOfferCoupon))
{
payMoneyOfferCoupon = payMoneyOfferCoupon + payment.PayMoney;
}
}
//考虑返券最大化，分摊收款，并预算返券
double payMoneyDecMoneyNoShare = 0;
double payMoneyOfferCouponNoShare = 0;
PromCalculator.CalcPromOfferCouponMax(OfferCouponCalcItemList, 0, payMoneyOfferCoupon, out payMoneyDecMoneyNoShare, out payMoneyOfferCouponNoShare);
if (MathUtils.DoubleASmallerThanDoubleB(payMoneyOfferCouponNoShare, payMoneyOfferCoupon))
{
PromCalculator.ShareArticleMoneyJoinOfferCouponToPayment(ArticleList, PaymentList, PaymentArticleShareList);
}
}
tempPaymentList.Clear();
foreach (CrmPayment payment in PaymentList)
{
if (!payment.IsShared)
{
tempPaymentList.Add(payment);
}
}
List <CrmArticle> tempArticleList = new List <CrmArticle>();
foreach (CrmArticle article in ArticleList)
{
if (MathUtils.DoubleAGreaterThanDoubleB(article.SaleMoneyNoShare, 0))
{
tempArticleList.Add(article);
}
}
if (!PromCalculator.SharePaymentEqually(out ErrorMessage, tempArticleList, tempPaymentList, PaymentArticleShareList))
{
return(false);
}
} //if (tempPaymentList.Count > 1)
} //if (ArticleList.Count > 1)
if (BillHead.BillType != CrmPosData.BillTypeSale)
{
foreach (CrmArticle article in ArticleList)
{
article.SaleMoney = -article.SaleMoney;
article.SaleMoneyForCent = -article.SaleMoneyForCent;
article.SaleMoneyForOfferCoupon = -article.SaleMoneyForOfferCoupon;
}
foreach (CrmPayment payment in PaymentList)
{
payment.PayMoney = -payment.PayMoney;
}
foreach (CrmPaymentArticleShare share in PaymentArticleShareList)
{
share.ShareMoney = -share.ShareMoney;
}
}
if (IsToCalcOfferCoupon)
{
if (OfferCouponCalcItemList.Count > 0)
{
PromCalculator.CalcPromOfferCoupon(OfferCouponCalcItemList);
}
PaymentOfferCouponArticleList = new List <CrmPromPaymentOfferCouponArticle>();
PaymentOfferCouponCalcItemList = new List <CrmPromPaymentOfferCouponCalcItem>();
CrmVipCard vipCard = new CrmVipCard();
vipCard.CardId = BillHead.VipId; //还没取会员卡类型，后面可能用到这个条件
bool existPromOfferCoupon = false;
PromRuleSearcher.LookupPromOfferCouponRuleOfPayment(out existPromOfferCoupon, DbCmd, 0, vipCard, BillHead.CompanyCode, BillHead.SaleTime, PaymentArticleShareList, PaymentOfferCouponArticleList);
if (existPromOfferCoupon)
{
PromCalculator.CalcPromPaymentOfferCoupon(PaymentOfferCouponArticleList, PaymentOfferCouponCalcItemList, DbCmd);
}
}
return(true);
}