/// <summary>
/// 冲销一个票据
/// </summary>
/// <param name="bill">要冲销的票据</param>
/// <param name="maker">冲销人</param>
/// <param name="makeDate">冲销日期</param>
/// <param name="remark">备注</param>
public StockBill CancelOutBill(StockBill bill, string maker, DateTime makeDate, string remark)
{
using (IDbConnection conn = DAOFactory.Instance.OpenConnection())
{
bill = this.FindBill(bill.ID);
// 1. 构造负字票
StockBill redBill = new StockBill();
redBill.Actived = true;
redBill.BillType = bill.BillType;
redBill.Code = bill.Code;
redBill.Company = bill.Company;
redBill.CreateDate = DateTime.Now;
redBill.IsCancelOut = false;
redBill.IsRedBill = true;
redBill.MakeDate = makeDate;
redBill.Maker = maker;
redBill.Remark = "对冲票据" + bill.ID.ToString();
redBill.Storehouse = bill.Storehouse;
foreach (StockBillItem item in bill.Items)
{
StockBillItem redBillItem = new StockBillItem();
redBillItem.Goods = item.Goods;
redBillItem.Count = item.Count * (-1);
redBillItem.UnitPrice = item.UnitPrice;
redBill.Items.Add(redBillItem);
}
IDbTransaction trans = conn.BeginTransaction();
try
{
IStockBillDAO sbDao = DAOFactory.Instance.CreateStockBillDAO();
// 2. 保存红票
sbDao.InsertBill(redBill, conn, trans);
// 3. 保存原票据信息
bill.IsCancelOut = true;
bill.Remark += " 被冲销" + redBill.ID.ToString();
sbDao.UpdateBill(bill, conn, trans);
// 4. 更改库存数据
IStockDAO sDao = DAOFactory.Instance.CreateStockDAO();
foreach (StockBillItem redBillItem in redBill.Items)
{
Stock stock = sDao.SelectStockByGoodsAndStorehouse(redBillItem.Goods.ID, bill.Storehouse.ID, conn, trans);
//执行出入库操作
if (redBill.BillType.IsOutStorehouse)//出库
{
stock.Count -= redBillItem.Count;
}
else// 入库
{
stock.Count += redBillItem.Count;
}
sDao.UpdateStock(stock, conn, trans);
}
// 5. 提交
trans.Commit();
}
catch (Exception ex)
{
// 6. 回滚
bill.IsCancelOut = false;
trans.Rollback();
throw ex;
}
return(redBill);
}
}
/// <summary>
/// 作废一个票据
/// </summary>
/// <param name="bill">要做作废的票据</param>
/// <param name="remark">备注</param>
public void BlankOutBill(StockBill bill, string remark)
{
if (!bill.Actived)
{
throw new ApplicationException(string.Format("票据{0}已经被作废，不能重复作废。", bill.ID));
}
if (bill.IsCancelOut)
{
throw new ApplicationException(string.Format("票据{0}已经被冲销，不能作废。", bill.ID));
}
if (bill.IsRedBill)
{
throw new ApplicationException(string.Format("票据{0}是冲销票，不能作废。", bill.ID));
}
using (IDbConnection conn = DAOFactory.Instance.OpenConnection())
{
IDbTransaction trans = conn.BeginTransaction();
try
{
//1. 更新票据状态
bill.Actived = false;
bill.Remark += remark;
IStockBillDAO sbDao = DAOFactory.Instance.CreateStockBillDAO();
sbDao.UpdateBill(bill, conn, trans);
//2. 更改库存数据
IStockDAO sDao = DAOFactory.Instance.CreateStockDAO();
foreach (StockBillItem item in bill.Items)
{
//List<Stock> stockList = sDao.SelectStocksByGoodsID(item.Goods.ID, conn);
//Stock stock = null;
//foreach (Stock s in stockList)
//{
// if (s.Storehouse.ID == bill.Storehouse.ID)
// {
// stock = s;
// break;
// }
//}
Stock stock = sDao.SelectStockByGoodsAndStorehouse(item.Goods.ID, bill.Storehouse.ID, conn, trans);
//执行出入库操作
if (bill.BillType.IsOutStorehouse)//出库
{
stock.Count += item.Count;
}
else// 入库
{
stock.Count -= item.Count;
}
sDao.UpdateStock(stock, conn, trans);
}
//3. 记录作废票据的事件日志
LogService.Info("作废单据" + bill.ID);
// 4. 提交
trans.Commit();
}
catch (Exception ex)
{
// 4. 回滚
bill.Actived = true;
trans.Rollback();
throw ex;
}
}
}