/// <summary>
/// 执行递归扣取结存数据
/// </summary>
/// <param name="daBalance">操作结存表的数据适配器</param>
/// <param name="prevProcName">上部门名称</param>
/// <param name="lotId">批量卡序号</param>
/// <param name="pnlQty">pnl数量</param>
/// <param name="pcsQty">pcs数量</param>
/// <returns></returns>
internal static bool DecreaseMantissaBalance(
t_mantissa_lot_card_balanceTableAdapter daBalance,
string prevProcName,
string lotId,
int pnlQty,
int pcsQty
)
{
try
{
//检测是否数量不正确
if (pnlQty < 0 || pcsQty < 0)
{
throw new Exception("待扣减的pnl数量和pcs数量不能同时小于0！");
}
if (pnlQty > 0 && pcsQty > 0)
{
throw new Exception("待扣减的pnl数量和pcs数量不能同时大于0！");
}
if (pnlQty + pcsQty <= 0)
{
throw new Exception("待扣减的pnl数量和pcs数量不能同时为0！");
}
//扣减后剩余数量
object iQty;
//执行扣取已入库批量卡余数
if (pnlQty > 0)
{
//扣减后剩余数量
iQty = UpdateBalancePnlQtyByPrevProcAndLotId(
daBalance.Transaction,
prevProcName,
lotId,
pnlQty
);
}
else
{
//扣减后剩余数量
iQty = UpdateBalancePcsQtyByPrevProcAndLotId(
daBalance.Transaction,
prevProcName,
lotId,
pcsQty
);
}
//检测扣数是否成功
if (iQty == null || iQty == DBNull.Value)
{
throw new Exception("尾数结存不够扣数！");
}
//检测返回的结果
int qty;
if (!int.TryParse(iQty.ToString(), out qty))
{
throw new Exception("尾数结存扣数后的返回值不是正确的整数！");
}
//检测是否需要递归扣数
if (qty < 0)
{
//重设待扣减数量
pnlQty = pnlQty > 0 ? -qty : 0;
pcsQty = pnlQty > 0 ? 0 : -qty;
//执行递归扣减
if (!DecreaseMantissaBalance(
daBalance,
prevProcName,
lotId,
pnlQty,
pcsQty
))
{
return false;
};
}
else
{
//删除小于或等于0的记录清单
daBalance.DeleteEmptyData();
}
//返回成功
return true;
}
catch (Exception ex)
{
//抛出错误
throw new Exception("执行扣减尾数结存数时发生错误:\n" + ex.Message);
}
}
