Params
    Numeric MALength(20);          // 短期均线周期（20）
    Numeric LongMAPeriod(60);      // 长期均线周期（60）
    Numeric BreakTicks(2);         // 突破跳数（向下突破）
    Numeric FarTicks(5);           // 远离均线跳数（基于最高价，向下远离）
    Numeric BelowTicks(2);         // 突破均线上方跳数（平空用）
    Numeric MaxDeviationTicks(15); // 前一根K线最高点允许低于前两根均线的最大跳数（实际用 >= 均线-跳数）
    Numeric MaxLossPercent(0.01);  // 前一根K线最大跌幅（1%）
    Numeric MaxJumpPercent(0.01);  // 当前K线开盘相对于前一根K线最低点的最大跳空幅度
    Numeric RiskAmount(600);       // 每笔交易最大允许亏损金额（元）
    Numeric MaxLots(20);            // 最大允许开仓手数
    numeric timepoint(20260319.1637); //希望出信号的起始时间
Vars
    Series<Numeric> MA20;          // 20日均线
    Series<Numeric> MA60;          // 60日均线
    Numeric MinPoint;              // 最小变动价位
    Series<Numeric> shortInitialStop;   // 空头初始止损价（前一根K线最高点）
    Series<Bool> shortFarFromMA;        // 是否曾远离均线（基于某根K线最高价，向下远离）
    Bool stopSig;//止损信号标志
    Numeric stopPrice;//最终确定的止损价格。
    Numeric dynamicStop;//动态止损计算出的临时价格。
    Numeric lossPercent;           // 前一根K线跌幅百分比
    Bool enteredThisBar;           // 同一Bar内是否已开仓（防重复开单）
    Numeric lastBar;               // 上一根Bar的编号
    Numeric tradeLots;              // 实际开仓手数
    //Numeric entryBar;               // 实际开仓时的Bar编号（用于计算持仓时长）
    //以下为修改部分
    //global bool send_mark(False);//用作当前已发单的状态变量
    global Numeric entryBar;               // 实际开仓时的Bar编号（用于计算持仓时长）
Events
   /* OnBarOpen(ArrayRef<Integer> indexes)
    {
        send_mark = False;//对已报单的状态变量做重置
    }*/
    OnBar(ArrayRef<Integer> indexs)
    {
        if (CurrentBar != lastBar)//
        {
            enteredThisBar = False;
            lastBar = CurrentBar;
            }//完全不对
        MinPoint = MinMove * PriceScale;
        MA20 = Average(Close, MALength);
        MA60 = Average(Close, LongMAPeriod);
        if (MarketPosition == 0)
        {
            shortInitialStop = 0;//空头初始止损价shortInitialStop
            shortFarFromMA = False;//
            entryBar = 0;
        }
        if (MarketPosition == -1 && entryBar == 0)
        {
            entryBar = CurrentBar;      //
        }
        //if (A_SellPosition == 0 && !enteredThisBar)
        if (MarketPosition <> -1)// && send_mark)//sendorder后注意关闭sned_mark开关
        {
            lossPercent = (Open[1] - Close[1]) / Open[1];
            Bool entryCondition =
                MA20[1] < MA60[1] && Close[1] < MA20[1] &&  Close[1] < Open[1] &&   High[1] >= MA20[2] - MaxDeviationTicks * MinPoint &&
                lossPercent <= MaxLossPercent;
            if (entryCondition)
            {
                Numeric shortEntryPrice = Low[1] - BreakTicks * MinPoint;
                // 跳空限制：开盘价不低于前低 * (1 - MaxJumpPercent)
                Bool noExcessiveGap = Open >= Low[1] * (1 - MaxJumpPercent);//
                if (Low <= shortEntryPrice && noExcessiveGap)
                {
                    Numeric actualPrice = Min(Open, shortEntryPrice);//入场价格
                    Numeric lossPerLot = (High[1] - actualPrice) * ContractUnit;//
                    if (lossPerLot > 0)
                    {
                        Numeric maxLotsByRisk = IntPart(RiskAmount / lossPerLot);//计算可买手数
                        Commentary("1手止损金额:" + Text(lossPerLot));
                        Commentary("含义:" + Text(MinPoint * ContractUnit));
                        if (maxLotsByRisk >= 1 and date+time>=timepoint )
                        {
                            tradeLots = Min(maxLotsByRisk, MaxLots);
                            tradeLots = Max(tradeLots, 1);//开仓手数
                            Commentary("开仓手数:" + Text(tradeLots));
                            // 执行开空（SellShort 自动关联账户）
                            SellShort(tradeLots, actualPrice);
                            /*Array<integer> orderid;
                            A_SendOrderEx(Enum_Sell,Enum_Entry,tradeLots,actualPrice,orderid);*/
                            // 记录初始止损和状态
                            shortInitialStop = High[1]; //
                            shortFarFromMA = False;//
                            enteredThisBar = True;//
                            entryBar = CurrentBar;      // 记录开仓Bar编号
                            Commentary("开仓Bar编号:" + Text(entryBar));
                        }
                    }
                }
            }
        }
        //Commentary("A_SellPosition=" + Text(A_SellPosition));
        if (MarketPosition==-1)
        {
            Numeric barsSinceEntry = IIF(entryBar > 0, CurrentBar - entryBar, 9999);
            Commentary("持仓经过的Bar数:" + Text(barsSinceEntry));
            if (barsSinceEntry >= 1)
            {
                Commentary("持仓经过的Bar数:" + Text(barsSinceEntry));
                if (High <= MA20 - FarTicks * MinPoint)
                    shortFarFromMA = True;// 是否曾远离均线（基于某根K线最高价，向下远离）
                else
                    shortFarFromMA = shortFarFromMA[1];
                stopSig = False;//
                stopPrice = 0; //
                if (High >= shortInitialStop)// //空头初始止损价shortInitialStop
                {
                    stopSig = True;
                    stopPrice = shortInitialStop;
                }
                if (barsSinceEntry >= 4)
                {
                    Commentary("3根K线" + Text(barsSinceEntry));
                    if (shortFarFromMA && High >= MA20[1] + BelowTicks * MinPoint)
                    {
                        dynamicStop = MA20[1] + BelowTicks * MinPoint;
                        if (stopSig)
                            stopPrice = Max(stopPrice, dynamicStop);
                        else
                        {
                            stopSig = True;
                            stopPrice = dynamicStop;
                        }
                    }
                }
                if (stopSig)
                    BuyToCover(0, Max(Open, stopPrice));
            }
        }
    }