protected override void updateCostAndProfit(ProductCirculation cir, ProductCirculationRecord record)
{
/*********更新数量和成本总价**********/
ProductStainlessDao stainlessDao = cirDao.getProductDao() as ProductStainlessDao;
ProductStainless stainless = stainlessDao.FindByID(record.ProductID);
double leftNum = stainless.Num + conf.productDirection * record.TotalNum;
//只有采购入货才需要更新成本价，通过成本价重新计算来抵冲收付的差额
//销售、销售退货、采购退货通过利润的计算来抵消收付的差额
//采购退货之所以不重新计算成本价，是因为如果退货价格很高的话，可能导致成本价为负数
if (conf.type == ProductCirculation.CirculationType.purchase)
{
double totalCost = stainless.PriceCost * stainless.Num + conf.productDirection * record.Price * record.TotalNum;
if (leftNum != 0)
{
double cost = totalCost / leftNum;
stainless.PriceCost = cost;
}
}
//double乘以int会出现0.9999999的问题
stainless.Num = (double)((decimal)stainless.Num + conf.productDirection * (decimal)record.TotalNum);
stainlessDao.Update(stainless);
/*************增加利润表记录**********/
if (conf.type == ProductCirculation.CirculationType.sell || conf.type == ProductCirculation.CirculationType.sellBack || conf.type == ProductCirculation.CirculationType.purchaseBack)
{
SellProfit profit = new SellProfit(cir, record, stainless.PriceCost);
SellProfitDao.getInstance().Insert(profit);
}
}
//弃核
protected override void cancelUpdateCostAndProfit(ProductCirculation cir, ProductCirculationRecord record)
{
/*********更新数量**********/
ProductStainlessDao stainlessDao = cirDao.getProductDao() as ProductStainlessDao;
ProductStainless stainless = stainlessDao.FindByID(record.ProductID);
stainless.Num = (double)((decimal)stainless.Num - conf.productDirection * (decimal)record.TotalNum);
stainlessDao.Update(stainless);
}