private void InsertToSellQueue(StoneDelegateSellOrderInfo item, CustomerMySqlTransaction myTrans)
{
//需要分别处理Waiting和Splited两种情况
if (item.SellState != StoneDelegateSellState.Waiting && item.SellState != StoneDelegateSellState.Splited)
{
return;
}
int index = this._todayTradeInfo.InsertSellUnit(item.SellUnit);
ListStoneDelegateSellOrderInfoCollection queueSell = null;
if (_dicWaitingSellInfos.ContainsKey(item.SellUnit.Price))
{
queueSell = _dicWaitingSellInfos[item.SellUnit.Price];
}
else
{
queueSell = new ListStoneDelegateSellOrderInfoCollection();
_dicWaitingSellInfos[item.SellUnit.Price] = queueSell;
}
queueSell.Enqueue(item);
if (myTrans != null)
{
DBProvider.StoneStackDBProvider.SaveWaitingStoneDelegateSellOrderInfo(item, myTrans);
}
}
/// <summary>
/// 返回买单处理结果
/// </summary>
/// <param name="sellPrice"></param>
/// <param name="queueSellOrders"></param>
/// <param name="listTradeSucceedSellOrders"></param>
/// <param name="buyOrder"></param>
/// <returns></returns>
private StackTradeResult TradeSamePriceSellOrder(decimal sellPrice, ListStoneDelegateSellOrderInfoCollection queueSellOrders,
List <StoneDelegateSellOrderInfo> listTradeSucceedSellOrders, StackTradeUnit buyUnit, string buyerUserName)
{
StackTradeResult buyOrderResult = new StackTradeResult();
//取出卖价对应的卖单
StoneDelegateSellOrderInfo sellOrder = queueSellOrders.Dequeue();
if (sellOrder == null)
{
return(buyOrderResult);
}
int surplusStoneHandCount = buyUnit.TradeStoneHandCount - sellOrder.SellUnit.TradeStoneHandCount;
//买单量大于或等于卖单量
while (surplusStoneHandCount > 0)//继续找其他卖单凑量
{
sellOrder.SellState = StoneDelegateSellState.Succeed;
sellOrder.FinishedStoneTradeHandCount = sellOrder.SellUnit.TradeStoneHandCount;
sellOrder.FinishedTime = new MyDateTime(DateTime.Now);
listTradeSucceedSellOrders.Add(sellOrder);
var operResult = this._todayTradeInfo.DecreaseSellUnit(sellOrder.SellUnit.Price, sellOrder.SellUnit.TradeStoneHandCount);
if (operResult.OperResultCode != OperResult.RESULTCODE_TRUE)
{
LogHelper.Instance.AddErrorLog("TradeBuy1Orders DecreaseSellUnit Error1. " + operResult.Message, null);
}
var nextSellOrder = queueSellOrders.Dequeue();
if (nextSellOrder == null)
{
//说明已经没有当前价格的卖单了。
//买单只消化一部，需要被拆分
buyOrderResult.State = StackTradeState.Splited;
buyOrderResult.SucceedStoneHandCount = buyUnit.TradeStoneHandCount - surplusStoneHandCount;
return(buyOrderResult);
}
else
{
//判断下一卖单
sellOrder = nextSellOrder;
surplusStoneHandCount = surplusStoneHandCount - sellOrder.SellUnit.TradeStoneHandCount;
}
}
//卖单量等于买单量
if (surplusStoneHandCount == 0)
{
sellOrder.SellState = StoneDelegateSellState.Succeed;
sellOrder.FinishedStoneTradeHandCount = sellOrder.SellUnit.TradeStoneHandCount;
sellOrder.FinishedTime = new MyDateTime(DateTime.Now);
listTradeSucceedSellOrders.Add(sellOrder);
var operResult = this._todayTradeInfo.DecreaseSellUnit(sellOrder.SellUnit.Price, sellOrder.SellUnit.TradeStoneHandCount);
if (operResult.OperResultCode != OperResult.RESULTCODE_TRUE)
{
LogHelper.Instance.AddErrorLog("TradeBuy1Orders DecreaseSellUnit Error2. " + operResult.Message, null);
}
}
else
{
//卖单量大于买单量，需要将当前卖单拆分。将已成功的部分拆成一新订单添加到数据库中；将老订单缩减到剩余部分，继续留在市场中。
sellOrder.SellState = StoneDelegateSellState.Splited;
sellOrder.FinishedStoneTradeHandCount = sellOrder.SellUnit.TradeStoneHandCount + surplusStoneHandCount;
sellOrder.FinishedTime = new MyDateTime(DateTime.Now);
listTradeSucceedSellOrders.Add(sellOrder);
var operResult = this._todayTradeInfo.DecreaseSellUnit(sellOrder.SellUnit.Price, sellOrder.FinishedStoneTradeHandCount);
if (operResult.OperResultCode != OperResult.RESULTCODE_TRUE)
{
LogHelper.Instance.AddErrorLog("TradeBuy1Orders DecreaseSellUnit Error3. " + operResult.Message, null);
}
DateTime nowTime = DateTime.Now;
//拆分后的订单，再保存到数据库，并添加到集合中。
StoneDelegateSellOrderInfo newSellOrder = new StoneDelegateSellOrderInfo()
{
OrderNumber = OrderController.Instance.CreateOrderNumber(sellOrder.UserName, nowTime, AlipayTradeInType.StackStoneSell),
UserID = sellOrder.UserID,
UserName = sellOrder.UserName,
SellState = StoneDelegateSellState.Waiting,
DelegateTime = new MyDateTime(nowTime),
SellUnit = new StackTradeUnit()
{
Price = sellOrder.SellUnit.Price,
TradeStoneHandCount = sellOrder.SellUnit.TradeStoneHandCount - sellOrder.FinishedStoneTradeHandCount
},
IsSubOrder = true
};
try
{
DBProvider.StoneStackDBProvider.SaveWaitingStoneDelegateSellOrderInfo(newSellOrder);
queueSellOrders.Enqueue(newSellOrder);
}
catch (Exception exc)
{
LogHelper.Instance.AddErrorLog("股票操作。TradeSamePriceSellOrder.SaveWaitingStoneDelegateSellOrderInfo 异常。信息为：" + newSellOrder.ToString(), exc);
}
}
//买单已全部被消化
buyOrderResult.State = StackTradeState.Succeed;
buyOrderResult.SucceedStoneHandCount = buyUnit.TradeStoneHandCount;
return(buyOrderResult);
}