/// <summary>
/// 获取对应的期权合约
/// </summary>
/// <param name="duration"></param>
/// <param name="strike"></param>
/// <param name="etfPriceNow"></param>
/// <param name="type"></param>
/// <param name="today"></param>
/// <returns></returns>
private OptionInfo getOptionCode(double duration, double etfPriceNow, string type, DateTime today)
{
OptionInfo option = new OptionInfo();
var optionInfoList = OptionUtilities.getUnmodifiedOptionInfoList(this.optionInfoList, today);
if (type == "认购")
{
//选取指定的看涨期权
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认购"), etfPriceNow, etfPriceNow + 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
if (list.Count > 0)
{
option = list[0];
}
}
else if (type == "认沽")
{
//选取指定的看跌期权
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认沽"), etfPriceNow - 0.5, etfPriceNow), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
if (list.Count > 0)
{
option = list[0];
}
}
return(option);
}
/// <summary>
/// 跨式期权开仓
/// </summary>
/// <param name="dataToday"></param>
/// <param name="signal"></param>
/// <param name="positions"></param>
/// <param name="myAccount"></param>
/// <param name="pairs"></param>
/// <param name="today"></param>
/// <param name="index"></param>
/// <param name="duration"></param>
private void openStrangle(ref Dictionary <string, List <KLine> > dataToday, ref Dictionary <string, MinuteSignal> signal, ref SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> > positions, ref BasicAccount myAccount, ref SortedDictionary <DateTime, List <StranglePair> > pairs, DateTime today, int index, double duration)
{
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(today), index);
double etfPriceNow = dataToday[targetVariety][index].open;
var optionInfoList = OptionUtilities.getUnmodifiedOptionInfoList(this.optionInfoList, today);
//选取指定的看涨期权
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认购"), etfPriceNow, etfPriceNow + 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
OptionInfo call = list[0];
//根据给定的看涨期权选取对应的看跌期权
OptionInfo put = OptionUtilities.getCallByPutOrPutByCall(optionInfoList, call);
if (call.strike != 0 && put.strike != 0 && (call.modifiedDate > today.AddDays(10) || call.modifiedDate < today)) //跨式期权组合存在进行开仓
{
tradeAssistant(ref dataToday, ref signal, call.optionCode, call.contractMultiplier, today, now, index);
tradeAssistant(ref dataToday, ref signal, put.optionCode, put.contractMultiplier, today, now, index);
StranglePair openPair = new StranglePair()
{
callCode = call.optionCode, putCode = put.optionCode, callPosition = call.contractMultiplier, putPosition = put.contractMultiplier, endDate = call.endDate, etfPrice = etfPriceNow, callStrike = call.strike, putStrike = put.strike, modifiedDate = now, strangleOpenPrice = dataToday[call.optionCode][index].open + dataToday[put.optionCode][index].open, closeDate = new DateTime(), closePrice = 0
};
List <StranglePair> pairList = new List <StranglePair>();
pairList.Add(openPair);
pairs.Add(now, pairList);
MinuteTransactionWithBar.ComputePosition(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, nowIndex: index);
}
}
public void compute()
{
log.Info("开始回测(回测期{0}到{1})", Kit.ToInt_yyyyMMdd(startdate), Kit.ToInt_yyyyMMdd(endDate));
var repo = Platforms.container.Resolve <OptionInfoRepository>();
var OptionInfoList = repo.fetchFromLocalCsvOrWindAndSaveAndCache(1);
Caches.put("OptionInfo", OptionInfoList);
List <DateTime> tradeDays = DateUtils.GetTradeDays(startdate, endDate);
//var ETFDaily = Platforms.container.Resolve<StockDailyRepository>().fetchFromLocalCsvOrWindAndSave("510050.SH", Kit.ToDate(20150101),Kit.ToDate(20160731));
foreach (var day in tradeDays)
{
Dictionary <string, List <KLine> > data = new Dictionary <string, List <KLine> >();
var list = OptionUtilities.getOptionListByDate(OptionInfoList, Kit.ToInt_yyyyMMdd(day));
List <DateTime> durationArr = OptionUtilities.getEndDateListByAscending(list);
var ETFtoday = Platforms.container.Resolve <StockMinuteRepository>().fetchFromLocalCsvOrWindAndSave("510050.SH", day);
data.Add("510050.SH", ETFtoday.Cast <KLine>().ToList());
foreach (var info in list)
{
string IHCode = OptionUtilities.getCorrespondingIHCode(info, Kit.ToInt_yyyyMMdd(day));
var repoOption = Platforms.container.Resolve <OptionMinuteRepository>();
var optionToday = repoOption.fetchFromLocalCsvOrWindAndSave(info.optionCode, day);
data.Add(info.optionCode, optionToday.Cast <KLine>().ToList());
}
int index = 0;
SortedDictionary <DateTime, Dictionary <string, MinutePositions> > positions = new SortedDictionary <DateTime, Dictionary <string, MinutePositions> >();
while (index < 240)
{
int nextIndex = index + 1;
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(day), index);
Dictionary <string, MinuteSignal> signal = new Dictionary <string, MinuteSignal>();
double etfPrice = ETFtoday[index].close;
List <double> strikeTodayArr = OptionUtilities.getStrikeListByAscending(list).OrderBy(x => Math.Abs(x - etfPrice)).ToList();
try
{
OptionInfo callCandidateFront = OptionUtilities.getSpecifiedOption(list, durationArr[0], "认购", strikeTodayArr[0])[0];
OptionInfo putCandidateFront = OptionUtilities.getSpecifiedOption(list, durationArr[0], "认沽", strikeTodayArr[0])[0];
OptionInfo callCandidateNext = OptionUtilities.getSpecifiedOption(list, durationArr[1], "认购", strikeTodayArr[0])[0];
OptionInfo putCandidateNext = OptionUtilities.getSpecifiedOption(list, durationArr[1], "认沽", strikeTodayArr[0])[0];
MinuteSignal callFront = new MinuteSignal()
{
code = callCandidateFront.optionCode, volume = -1, time = now, tradingVarieties = "option", price = data[callCandidateFront.optionCode][index].close, minuteIndex = index
};
MinuteSignal putFront = new MinuteSignal()
{
code = putCandidateFront.optionCode, volume = -1, time = now, tradingVarieties = "option", price = data[putCandidateFront.optionCode][index].close, minuteIndex = index
};
MinuteSignal callNext = new MinuteSignal()
{
code = callCandidateNext.optionCode, volume = 1, time = now, tradingVarieties = "option", price = data[callCandidateNext.optionCode][index].close, minuteIndex = index
};
MinuteSignal putNext = new MinuteSignal()
{
code = putCandidateNext.optionCode, volume = 1, time = now, tradingVarieties = "option", price = data[putCandidateNext.optionCode][index].close, minuteIndex = index
};
signal.Add(callFront.code, callFront);
signal.Add(putFront.code, putFront);
signal.Add(callNext.code, callNext);
signal.Add(putNext.code, putNext);
DateTime next = MinuteTransactionWithSlip.computeMinutePositions(signal, data, ref positions, slipPoint: 0.01, now: now);
nextIndex = Math.Max(nextIndex, TimeListUtility.MinuteToIndex(next));
}
catch (Exception)
{
throw;
}
index = nextIndex;
}
}
}
public void compute()
{
log.Info("开始回测(回测期{0}到{1})", Kit.ToInt_yyyyMMdd(startDate), Kit.ToInt_yyyyMMdd(endDate));
var repo = Platforms.container.Resolve <OptionInfoRepository>();
var optionInfoList = repo.fetchFromLocalCsvOrWindAndSaveAndCache(1);
Caches.put("OptionInfo", optionInfoList);
SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> > positions = new SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> >();
//初始化Account信息
BasicAccount myAccount = new BasicAccount();
myAccount.initialAssets = initialCapital;
myAccount.totalAssets = initialCapital;
myAccount.freeCash = myAccount.totalAssets;
//记录历史账户信息
List <BasicAccount> accountHistory = new List <BasicAccount>();
List <double> benchmark = new List <double>();
///数据准备
//记录牛市价差两条腿的信息
BullSpread myLegs = new BullSpread();
//交易日信息
List <DateTime> tradeDays = DateUtils.GetTradeDays(startDate, endDate);
//50ETF的日线数据准备，从回测期开始之前100个交易开始取
int number = 100;
List <StockDaily> dailyData = new List <StockDaily>();
dailyData = Platforms.container.Resolve <StockDailyRepository>().fetchFromLocalCsvOrWindAndSave(targetVariety, DateUtils.PreviousTradeDay(startDate, number), endDate);
//计算50ETF的EMA
var closePrice = dailyData.Select(x => x.close).ToArray();
List <double> ema7 = TA_MA.EMA(closePrice, 5).ToList();
List <double> ema50 = TA_MA.EMA(closePrice, 20).ToList();
List <double> ema10 = TA_MA.EMA(closePrice, 10).ToList();
double maxProfit = 0;
for (int day = 1; day < tradeDays.Count(); day++)
{
benchmark.Add(closePrice[day + number]);
var today = tradeDays[day];
myAccount.time = today;
var dateStructure = OptionUtilities.getDurationStructure(optionInfoList, tradeDays[day]);
double duration = 0;
for (int i = 0; i < dateStructure.Count(); i++)
{
if (dateStructure[i] >= 20 && dateStructure[i] <= 40)
{
duration = dateStructure[i];
break;
}
}
Dictionary <string, MinuteSignal> signal = new Dictionary <string, MinuteSignal>();
var etfData = Platforms.container.Resolve <StockMinuteRepository>().fetchFromLocalCsvOrWindAndSave(targetVariety, tradeDays[day]);
if (ema7[day + number - 1] - ema50[day + number - 1] > 0 && dailyData[number + day - 1].close > ema10[day + number - 1] && myLegs.strike1 == 0) // EMA7日线大于EMA50日线，并且ETF价格站上EMA10,开牛市价差
{
//取出指定日期
double lastETFPrice = dailyData[number + day - 1].close;
Dictionary <string, List <KLine> > dataToday = new Dictionary <string, List <KLine> >();
dataToday.Add(targetVariety, etfData.Cast <KLine>().ToList());
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(tradeDays[day]), 0);
//MinuteSignal openSignal = new MinuteSignal() { code = targetVariety, volume = 10000, time = now, tradingVarieties = "stock", price =averagePrice, minuteIndex = day };
//signal.Add(targetVariety, openSignal);
//选取指定的看涨期权
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, tradeDays[day], duration), "认购"), lastETFPrice, lastETFPrice + 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
//如果可以构成看涨期权牛市价差，就开仓
if (list.Count() >= 2)
{
var option1 = list[0];
var option2 = list[list.Count() - 1];
var option1Data = Platforms.container.Resolve <OptionMinuteRepository>().fetchFromLocalCsvOrWindAndSave(option1.optionCode, today);
var option2Data = Platforms.container.Resolve <OptionMinuteRepository>().fetchFromLocalCsvOrWindAndSave(option2.optionCode, today);
if ((option1Data[0].close > 0 && option2Data[0].close > 0) == true)
{
dataToday.Add(option1.optionCode, option1Data.Cast <KLine>().ToList());
dataToday.Add(option2.optionCode, option2Data.Cast <KLine>().ToList());
//var vol1 = ImpliedVolatilityUtilities.ComputeImpliedVolatility(option1.strike, duration / 252.0, 0.04, 0, option1.optionType, option1Data[0].close, etfData[0].close);
//var vol2 = ImpliedVolatilityUtilities.ComputeImpliedVolatility(option2.strike, duration / 252.0, 0.04, 0, option2.optionType, option2Data[0].close, etfData[0].close);
MinuteSignal openSignal1 = new MinuteSignal()
{
code = option1.optionCode, volume = 10000, time = now, tradingVarieties = "option", price = option1Data[0].close, minuteIndex = 0
};
MinuteSignal openSignal2 = new MinuteSignal()
{
code = option2.optionCode, volume = -10000, time = now, tradingVarieties = "option", price = option2Data[0].close, minuteIndex = 0
};
Console.WriteLine("开仓！");
signal.Add(option1.optionCode, openSignal1);
signal.Add(option2.optionCode, openSignal2);
myLegs.code1 = option1.optionCode;
myLegs.code2 = option2.optionCode;
myLegs.strike1 = option1.strike;
myLegs.strike2 = option2.strike;
myLegs.endDate = option1.endDate;
myLegs.spreadPrice_Open = option1Data[0].close - option2Data[0].close;
myLegs.etfPrice_Open = etfData[0].close;
myLegs.spreadOpenDate = now;
maxProfit = 0;
Console.WriteLine("time: {0},etf: {1}, call1: {2} call1price: {3}, call2: {4}, call2price: {5}", now, etfData[0].close, myLegs.strike1, option1Data[0].close, myLegs.strike2, option2Data[0].close);
}
}
MinuteTransactionWithSlip.computeMinuteOpenPositions(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, capitalVerification: false);
}
if (positions.Count() > 0 && myLegs.strike1 != 0)
{
Dictionary <string, List <KLine> > dataToday = new Dictionary <string, List <KLine> >();
dataToday.Add(targetVariety, etfData.Cast <KLine>().ToList());
var option1Data = Platforms.container.Resolve <OptionMinuteRepository>().fetchFromLocalCsvOrWindAndSave(myLegs.code1, today);
var option2Data = Platforms.container.Resolve <OptionMinuteRepository>().fetchFromLocalCsvOrWindAndSave(myLegs.code2, today);
dataToday.Add(myLegs.code1, option1Data.Cast <KLine>().ToList());
dataToday.Add(myLegs.code2, option2Data.Cast <KLine>().ToList());
int thisIndex = 239;
var thisTime = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(today), thisIndex);
var etfPriceNow = etfData[thisIndex].close;
var durationNow = DateUtils.GetSpanOfTradeDays(today, myLegs.endDate);
Console.WriteLine("time: {0},etf: {1}, call1: {2} call1price: {3}, call2: {4}, call2price: {5}", thisTime, etfPriceNow, myLegs.strike1, option1Data[thisIndex].close, myLegs.strike2, option2Data[thisIndex].close);
//多个退出条件①收益达到最大收益的60%以上②多日之内不上涨③迅速下跌
double spreadPrice = option1Data[thisIndex].close - option2Data[thisIndex].close;
maxProfit = (spreadPrice - myLegs.spreadPrice_Open) > maxProfit ? spreadPrice - myLegs.spreadPrice_Open : maxProfit;
double holdingDays = DateUtils.GetSpanOfTradeDays(myLegs.spreadOpenDate, today);
//止盈
bool profitTarget = (spreadPrice) > 0.6 * (myLegs.strike2 - myLegs.strike1) && durationNow >= 10;
//止损
bool lossTarget1 = (spreadPrice - myLegs.spreadPrice_Open) < 0 && holdingDays > 20;
bool lossTarget2 = etfPriceNow < myLegs.strike1 - 0.2;
bool lossTarget3 = spreadPrice / myLegs.spreadPrice_Open < 0.6;
bool lossTarget4 = maxProfit > 0.02 && (spreadPrice - myLegs.spreadPrice_Open) / maxProfit < 0.8;
if (profitTarget || lossTarget1 || lossTarget2 || lossTarget3 || lossTarget4 || durationNow <= 1 || holdingDays >= 7)
{
Console.WriteLine("平仓！");
maxProfit = 0;
myLegs = new BullSpread();
MinuteCloseAllPositonsWithSlip.closeAllPositions(dataToday, ref positions, ref myAccount, thisTime, slipPoint);
}
AccountUpdatingForMinute.computeAccountUpdating(ref myAccount, positions, thisTime, dataToday);
}
else
{
int thisIndex = 239;
var thisTime = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(today), thisIndex);
Dictionary <string, List <KLine> > dataToday = new Dictionary <string, List <KLine> >();
dataToday.Add(targetVariety, etfData.Cast <KLine>().ToList());
AccountUpdatingForMinute.computeAccountUpdating(ref myAccount, positions, thisTime, dataToday);
}
BasicAccount tempAccount = new BasicAccount();
tempAccount.time = myAccount.time;
tempAccount.freeCash = myAccount.freeCash;
tempAccount.margin = myAccount.margin;
tempAccount.positionValue = myAccount.positionValue;
tempAccount.totalAssets = myAccount.totalAssets;
tempAccount.initialAssets = myAccount.initialAssets;
accountHistory.Add(tempAccount);
}
//策略绩效统计及输出
PerformanceStatisics myStgStats = new PerformanceStatisics();
myStgStats = PerformanceStatisicsUtils.compute(accountHistory, positions);
//画图
Dictionary <string, double[]> line = new Dictionary <string, double[]>();
double[] netWorth = accountHistory.Select(a => a.totalAssets / initialCapital).ToArray();
line.Add("NetWorth", netWorth);
//记录净值数据
RecordUtil.recordToCsv(accountHistory, GetType().FullName, "account", parameters: "EMA7_EMA50", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//记录持仓变化
var positionStatus = OptionRecordUtil.Transfer(positions);
RecordUtil.recordToCsv(positionStatus, GetType().FullName, "positions", parameters: "EMA7_EMA50", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//记录统计指标
var performanceList = new List <PerformanceStatisics>();
performanceList.Add(myStgStats);
RecordUtil.recordToCsv(performanceList, GetType().FullName, "performance", parameters: "EMA7_EMA50", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//统计指标在console 上输出
Console.WriteLine("--------Strategy Performance Statistics--------\n");
Console.WriteLine(" netProfit:{0,5:F4} \n totalReturn:{1,-5:F4} \n anualReturn:{2,-5:F4} \n anualSharpe :{3,-5:F4} \n winningRate:{4,-5:F4} \n PnLRatio:{5,-5:F4} \n maxDrawDown:{6,-5:F4} \n maxProfitRatio:{7,-5:F4} \n informationRatio:{8,-5:F4} \n alpha:{9,-5:F4} \n beta:{10,-5:F4} \n averageHoldingRate:{11,-5:F4} \n", myStgStats.netProfit, myStgStats.totalReturn, myStgStats.anualReturn, myStgStats.anualSharpe, myStgStats.winningRate, myStgStats.PnLRatio, myStgStats.maxDrawDown, myStgStats.maxProfitRatio, myStgStats.informationRatio, myStgStats.alpha, myStgStats.beta, myStgStats.averageHoldingRate);
Console.WriteLine("-----------------------------------------------\n");
//benchmark净值
List <double> netWorthOfBenchmark = benchmark.Select(x => x / benchmark[0]).ToList();
line.Add("Base", netWorthOfBenchmark.ToArray());
string[] datestr = accountHistory.Select(a => a.time.ToString("yyyyMMdd")).ToArray();
Application.Run(new PLChart(line, datestr));
}
/// <summary>
/// 策略回测部分，期权时间价值策略
/// 在日循环上判断（1）选择操作标的（2）是否开平仓，在分钟循环上进行具体操作
/// 分钟上的操作：（1）开仓（2）到期平仓（3）调仓平值期权（4）止盈止损
/// （1）若直接开平仓，在开盘15分钟时进行操作（2）若判断止盈止损，在收盘15分钟时进行操作
/// </summary>
public void compute()
{
log.Info("开始回测(回测期{0}到{1})", Kit.ToInt_yyyyMMdd(startdate), Kit.ToInt_yyyyMMdd(endDate));
var repo = Platforms.container.Resolve <OptionInfoRepository>();
var optionInfoList = repo.fetchFromLocalCsvOrWindAndSaveAndCache(1);
Caches.put("OptionInfo", optionInfoList);
List <DateTime> tradeDays = DateUtils.GetTradeDays(startdate, endDate);
//var ETFDaily = Platforms.container.Resolve<StockDailyRepository>().fetchFromLocalCsvOrWindAndSave("510050.SH", Kit.ToDate(20150101),Kit.ToDate(20160731));
///账户初始化
//初始化position
SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> > positions = new SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> >();
//初始化Account信息
BasicAccount myAccount = new BasicAccount();
myAccount.totalAssets = initialCapital;
myAccount.freeCash = myAccount.totalAssets;
//记录历史账户信息
List <BasicAccount> accountHistory = new List <BasicAccount>();
///回测循环
//回测循环--By Day
foreach (var day in tradeDays)
{
//日内数据准备
Dictionary <string, List <KLine> > data = new Dictionary <string, List <KLine> >();
var list = OptionUtilities.getOptionListByDate(optionInfoList, Kit.ToInt_yyyyMMdd(day));
List <DateTime> endDate = OptionUtilities.getEndDateListByAscending(list);
var ETFtoday = Platforms.container.Resolve <StockMinuteRepository>().fetchFromLocalCsvOrWindAndSave("510050.SH", day);
data.Add("510050.SH", ETFtoday.Cast <KLine>().ToList());
foreach (var info in list)
{
string IHCode = OptionUtilities.getCorrespondingIHCode(info, Kit.ToInt_yyyyMMdd(day));
var repoOption = Platforms.container.Resolve <OptionMinuteRepository>();
var optionToday = repoOption.fetchFromLocalCsvOrWindAndSave(info.optionCode, day);
data.Add(info.optionCode, optionToday.Cast <KLine>().ToList());
}
int index = 0;
//交易开关设置，控制day级的交易开关
bool tradingOn = true; //总交易开关
bool openingOn = true; //开仓开关
bool closingOn = true; //平仓开关
//是否为交割日
bool isExpiredDay = day.Equals(endDate[0]);
//是否为回测最后一天
bool isLastDayOfBackTesting = day.Equals(endDate);
//回测循环 -- By Minute
//不允许在同一根1minBar上开平仓
while (index < 240)
{
int nextIndex = index + 1;
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(day), index);
Dictionary <string, MinuteSignal> signal = new Dictionary <string, MinuteSignal>();
double etfPrice = ETFtoday[index].close;
//按strike price与etf价格的接近程度排序
List <double> strikeTodayArr = OptionUtilities.getStrikeListByAscending(list).OrderBy(x => Math.Abs(x - etfPrice)).ToList();
try
{
/*
* if (index != 225)
* {
* index = nextIndex;
* continue;
* }
*/
//持仓查询，先平后开
//若当前有持仓 且 允许平仓
//是否是空仓,若position中所有品种volum都为0，则说明是空仓
bool isEmptyPosition = positions.Count != 0 ? positions[positions.Keys.Last()].Values.Sum(x => Math.Abs(x.volume)) == 0 : true;
if ((positions.Count != 0 && !isEmptyPosition) && tradingOn)
{
//平仓条件
//（1）若当天为交割日或回测结束日，平仓，且关闭开仓开关，次日才能开仓；
//（2）若closingOn为false，平仓；
//（3）检查持仓期权是否为平价期权，若否，清掉当前头寸并建立新的持仓；
//--------------------------------------------------------------------
//（1）若当天为交割日或回测结束日，平仓，且关闭开仓开关，次日才能开仓；
//（2）若closingOn为false，平仓；
//取出当前持仓期权的strike
double strikePriceOfPositions = optionInfoList[optionInfoList.FindIndex(a => a.optionCode == positions[positions.Keys.Last()].Values.First().code)].strike;
bool isParPriceOption = strikePriceOfPositions == strikeTodayArr[0];
//--------------------------------------------------------------------
if (!isEmptyPosition && (isExpiredDay || isLastDayOfBackTesting || closingOn == false))
{
//全部平仓
DateTime next = MinuteCloseAllPositonsWithSlip.closeAllPositions(data, ref positions, ref myAccount, now: now, slipPoint: slipPoint);
//当天不可再开仓
openingOn = false;
}
//（3）检查持仓期权是否为平价期权，若否，清掉当前头寸并建立新的持仓；
else if (!isEmptyPosition && !isParPriceOption)
{
//全部平仓
DateTime next = MinuteCloseAllPositonsWithSlip.closeAllPositions(data, ref positions, ref myAccount, now: now, slipPoint: slipPoint);
//当天不可再开仓
openingOn = false;
}
}
//若当前无持仓 且 允许开仓
//若当前为交割日，则不开仓
if (isExpiredDay == true)
{
openingOn = false;
}
else if ((positions.Count == 0 || isEmptyPosition) && openingOn && tradingOn)
{
//标的池构建
//选择目标期权品种放入标的池：
//四个头寸（1）short当月平价认购（2）short当月平价认沽（3）long下月平价认购（4）long下月平价认沽
OptionInfo callCandidateFront = OptionUtilities.getSpecifiedOption(list, endDate[0], "认购", strikeTodayArr[0])[0];
OptionInfo putCandidateFront = OptionUtilities.getSpecifiedOption(list, endDate[0], "认沽", strikeTodayArr[0])[0];
OptionInfo callCandidateNext = OptionUtilities.getSpecifiedOption(list, endDate[1], "认购", strikeTodayArr[0])[0];
OptionInfo putCandidateNext = OptionUtilities.getSpecifiedOption(list, endDate[1], "认沽", strikeTodayArr[0])[0];
//检查四个标的strike是否相同，若相同则开仓，若不相同是，说明下月平价期权尚未挂出，则continue
bool isSameStrike = callCandidateFront.strike == callCandidateFront.strike;
//生成开仓信号
if (isSameStrike)
{
//查询可用资金
double nowFreeCash = myAccount.freeCash;
//计算每个头寸的建仓量,原则：尽量使各头寸等金额
double openVolumeOfCallFront = Math.Floor(nowFreeCash / 4 / data[callCandidateFront.optionCode][index].close / optionContractTimes) * optionContractTimes;
double openVolumeOfPutFront = Math.Floor(nowFreeCash / 4 / data[putCandidateFront.optionCode][index].close / optionContractTimes) * optionContractTimes;
double openVolumeOfCallNext = Math.Floor(nowFreeCash / 4 / data[callCandidateNext.optionCode][index].close / optionContractTimes) * optionContractTimes;
double openVolumeOfPutNext = Math.Floor(nowFreeCash / 4 / data[putCandidateNext.optionCode][index].close / optionContractTimes) * optionContractTimes;
MinuteSignal callFront = new MinuteSignal()
{
code = callCandidateFront.optionCode, volume = -openVolumeOfCallFront, time = now, tradingVarieties = "option", price = data[callCandidateFront.optionCode][index].close, minuteIndex = index
};
MinuteSignal putFront = new MinuteSignal()
{
code = putCandidateFront.optionCode, volume = -openVolumeOfPutFront, time = now, tradingVarieties = "option", price = data[putCandidateFront.optionCode][index].close, minuteIndex = index
};
MinuteSignal callNext = new MinuteSignal()
{
code = callCandidateNext.optionCode, volume = openVolumeOfCallNext, time = now, tradingVarieties = "option", price = data[callCandidateNext.optionCode][index].close, minuteIndex = index
};
MinuteSignal putNext = new MinuteSignal()
{
code = putCandidateNext.optionCode, volume = openVolumeOfPutNext, time = now, tradingVarieties = "option", price = data[putCandidateNext.optionCode][index].close, minuteIndex = index
};
signal.Add(callFront.code, callFront);
signal.Add(putFront.code, putFront);
signal.Add(callNext.code, callNext);
signal.Add(putNext.code, putNext);
DateTime next = MinuteTransactionWithSlip.computeMinuteOpenPositions(signal, data, ref positions, ref myAccount, slipPoint: slipPoint, now: now);
nextIndex = Math.Max(nextIndex, TimeListUtility.MinuteToIndex(next));
}
}
//账户信息更新
AccountUpdatingForMinute.computeAccountUpdating(ref myAccount, positions, now, data);
}
catch (Exception)
{
throw;
}
index = nextIndex;
}
//账户信息记录By Day
//用于记录的临时账户
BasicAccount tempAccount = new BasicAccount();
tempAccount.time = myAccount.time;
tempAccount.freeCash = myAccount.freeCash;
tempAccount.margin = myAccount.margin;
tempAccount.positionValue = myAccount.positionValue;
tempAccount.totalAssets = myAccount.totalAssets;
accountHistory.Add(tempAccount);
}
//遍历输出到console
foreach (var account in accountHistory)
{
Console.WriteLine("time:{0},netWorth:{1,8:F3}\n", account.time, account.totalAssets / initialCapital);
}
//将accountHistory输出到csv
var resultPath = ConfigurationManager.AppSettings["CacheData.ResultPath"] + "accountHistory.csv";
var dt = DataTableUtils.ToDataTable(accountHistory); // List<MyModel> -> DataTable
CsvFileUtils.WriteToCsvFile(resultPath, dt); // DataTable -> CSV File
Console.ReadKey();
}
public void compute()
{
log.Info("开始回测(回测期{0}到{1})", Kit.ToInt_yyyyMMdd(startDate), Kit.ToInt_yyyyMMdd(endDate));
var repo = Platforms.container.Resolve <OptionInfoRepository>();
optionInfoList = repo.fetchFromLocalCsvOrWindAndSaveAndCache(1);
Caches.put("OptionInfo", optionInfoList);
//初始化头寸信息
SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> > positions = new SortedDictionary <DateTime, Dictionary <string, PositionsWithDetail> >();
//初始化Account信息
BasicAccount myAccount = new BasicAccount();
myAccount.initialAssets = initialCapital;
myAccount.totalAssets = initialCapital;
myAccount.freeCash = myAccount.totalAssets;
//初始化持仓信息
StranglePair holdPair = new StranglePair();
//记录历史账户信息
List <BasicAccount> accountHistory = new List <BasicAccount>();
List <double> benchmark = new List <double>();
//可以变动的策略参数
int length = 40;
double range = 0.04;
//50ETF的日线数据准备，从回测期开始之前100个交易开始取
int number = 100;
List <StockDaily> dailyData = new List <StockDaily>();
dailyData = Platforms.container.Resolve <StockDailyRepository>().fetchFromLocalCsvOrWindAndSave(targetVariety, DateUtils.PreviousTradeDay(startDate, number), endDate);
var closePrice = dailyData.Select(x => x.close).ToArray();
var ETFMA = TA_MA.SMA(closePrice, length);
//获取中国波指的数据
List <StockDaily> iVix = Platforms.container.Resolve <StockDailyRepository>().fetchFromLocalCsvOrWindAndSave("000188.SH", startDate, endDate);
//按交易日回测
for (int day = 0; day < tradeDays.Count(); day++)
{
benchmark.Add(closePrice[day + number]);
double MAyesterday = ETFMA[day + number - 1];
double lastETFPrice = dailyData[number + day - 1].close;
var today = tradeDays[day];
//获取当日上市的期权合约列表
var optionInfoList = OptionUtilities.getUnmodifiedOptionInfoList(this.optionInfoList, today);
//初始化信号的数据结构
Dictionary <string, MinuteSignal> signal = new Dictionary <string, MinuteSignal>();
//获取今日日内50ETF数据
var etfData = Platforms.container.Resolve <StockMinuteRepository>().fetchFromLocalCsvOrWindAndSave(targetVariety, tradeDays[day]);
//初始化行情信息，将50ETF的价格放入dataToday
Dictionary <string, List <KLine> > dataToday = new Dictionary <string, List <KLine> >();
dataToday.Add(targetVariety, etfData.Cast <KLine>().ToList());
//记录今日账户信息
myAccount.time = today;
//获取今日期权的到期日期
var dateStructure = OptionUtilities.getDurationStructure(optionInfoList, tradeDays[day]);
//选定到日期在40个交易日至60个交易日的合约
double duration = 0;
//for (int i = 0; i < dateStructure.Count(); i++)
//{
// if (dateStructure[i] >= 40 && dateStructure[i] <= 80)
// {
// duration = dateStructure[i];
// break;
// }
//}
duration = dateStructure[1];
//如果没有持仓就开仓
if (holdPair.endDate == new DateTime())
{
if (duration == 0)
{
continue;
}
//按照开盘1分钟的价格来开平仓。
int index = 0;
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(tradeDays[day]), index);
double etfPriceNow = etfData[index].open;
if (etfPriceNow > MAyesterday * (1 + range))//看涨，卖出虚值的put
{
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认沽"), etfPriceNow - 0.1, etfPriceNow - 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => - x.strike).ToList();
if (list.Count == 0)
{
continue;
}
OptionInfo put = list[0];
if (put.strike != 0 && (put.modifiedDate > today.AddDays(10) || put.modifiedDate < today)) //开仓
{
tradeAssistant(ref dataToday, ref signal, put.optionCode, -put.contractMultiplier, today, now, index);
holdPair = new StranglePair()
{
callCode = "", putCode = put.optionCode, callPosition = 0, putPosition = -put.contractMultiplier, endDate = put.endDate, etfPrice = etfPriceNow, callStrike = 0, putStrike = put.strike
};
MinuteTransactionWithBar.ComputePosition(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, nowIndex: index);
}
}
else if (etfPriceNow < MAyesterday * (1 - range))//看跌，卖出虚值的call
{
var list = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认购"), etfPriceNow + 0.1, etfPriceNow + 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
if (list.Count == 0)
{
continue;
}
OptionInfo call = list[0];
if (call.strike != 0 && (call.modifiedDate > today.AddDays(10) || call.modifiedDate < today)) //开仓
{
tradeAssistant(ref dataToday, ref signal, call.optionCode, -call.contractMultiplier, today, now, index);
holdPair = new StranglePair()
{
callCode = call.optionCode, putCode = "", callPosition = -call.contractMultiplier, putPosition = 0, endDate = call.endDate, etfPrice = etfPriceNow, callStrike = call.strike, putStrike = 0
};
MinuteTransactionWithBar.ComputePosition(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, nowIndex: index);
}
}
else//不涨不跌，卖出宽跨式期权
{
var putList = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认沽"), etfPriceNow - 0.1, etfPriceNow - 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => - x.strike).ToList();
var callList = OptionUtilities.getOptionListByDate(OptionUtilities.getOptionListByStrike(OptionUtilities.getOptionListByOptionType(OptionUtilities.getOptionListByDuration(optionInfoList, today, duration), "认购"), etfPriceNow + 0.1, etfPriceNow + 0.5), Kit.ToInt_yyyyMMdd(today)).OrderBy(x => x.strike).ToList();
if (putList.Count == 0 || callList.Count == 0)
{
continue;
}
OptionInfo call = callList[0];
OptionInfo put = putList[0];
if (put.strike != 0 && (put.modifiedDate > today.AddDays(10) || put.modifiedDate < today) && call.strike != 0 && (call.modifiedDate > today.AddDays(10) || call.modifiedDate < today)) //开仓
{
tradeAssistant(ref dataToday, ref signal, put.optionCode, -put.contractMultiplier, today, now, index);
tradeAssistant(ref dataToday, ref signal, call.optionCode, -call.contractMultiplier, today, now, index);
holdPair = new StranglePair()
{
callCode = call.optionCode, putCode = put.optionCode, callPosition = -call.contractMultiplier, putPosition = -put.contractMultiplier, endDate = put.endDate, etfPrice = etfPriceNow, callStrike = call.strike, putStrike = put.strike
};
MinuteTransactionWithBar.ComputePosition(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, nowIndex: index);
}
}
}
else //如果有持仓就判断需不需要移仓
{
double durationNow = DateUtils.GetSpanOfTradeDays(today, holdPair.endDate);
int index = 234;
DateTime now = TimeListUtility.IndexToMinuteDateTime(Kit.ToInt_yyyyMMdd(tradeDays[day]), index);
if (holdPair.callPosition != 0)
{
tradeAssistant(ref dataToday, ref signal, holdPair.callCode, -holdPair.callPosition, today, now, index);
}
if (holdPair.putPosition != 0)
{
tradeAssistant(ref dataToday, ref signal, holdPair.putCode, -holdPair.putPosition, today, now, index);
}
if (durationNow <= 10) //强制平仓
{
//按照收盘前5分钟的价格来开平仓。
MinuteTransactionWithBar.ComputePosition(signal, dataToday, ref positions, ref myAccount, slipPoint: slipPoint, now: now, nowIndex: index);
holdPair = new StranglePair();
}
}
if (etfData.Count > 0)
{
//更新当日属性信息
AccountUpdatingWithMinuteBar.computeAccount(ref myAccount, positions, etfData.Last().time, etfData.Count() - 1, dataToday);
//记录历史仓位信息
accountHistory.Add(new BasicAccount(myAccount.time, myAccount.totalAssets, myAccount.freeCash, myAccount.positionValue, myAccount.margin, myAccount.initialAssets));
benchmark.Add(etfData.Last().close);
if (netValue.Count() == 0)
{
netValue.Add(new NetValue {
time = today, netvalueReturn = 0, benchmarkReturn = 0, netvalue = myAccount.totalAssets, benchmark = etfData.Last().close
});
}
else
{
var netValueLast = netValue.Last();
netValue.Add(new NetValue {
time = today, netvalueReturn = myAccount.totalAssets / netValueLast.netvalue - 1, benchmarkReturn = etfData.Last().close / netValueLast.benchmark - 1, netvalue = myAccount.totalAssets, benchmark = etfData.Last().close
});
}
}
}
//策略绩效统计及输出
PerformanceStatisics myStgStats = new PerformanceStatisics();
myStgStats = PerformanceStatisicsUtils.compute(accountHistory, positions);
//画图
Dictionary <string, double[]> line = new Dictionary <string, double[]>();
double[] netWorth = accountHistory.Select(a => a.totalAssets / initialCapital).ToArray();
line.Add("NetWorth", netWorth);
//记录净值数据
RecordUtil.recordToCsv(accountHistory, GetType().FullName, "account", parameters: "ShortOptionByMA", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//记录持仓变化
var positionStatus = OptionRecordUtil.Transfer(positions);
RecordUtil.recordToCsv(positionStatus, GetType().FullName, "positions", parameters: "ShortOptionByMA", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//记录统计指标
var performanceList = new List <PerformanceStatisics>();
performanceList.Add(myStgStats);
RecordUtil.recordToCsv(performanceList, GetType().FullName, "performance", parameters: "ShortOptionByMA", performance: myStgStats.anualSharpe.ToString("N").Replace(".", "_"));
//统计指标在console 上输出
Console.WriteLine("--------Strategy Performance Statistics--------\n");
Console.WriteLine(" netProfit:{0,5:F4} \n totalReturn:{1,-5:F4} \n anualReturn:{2,-5:F4} \n anualSharpe :{3,-5:F4} \n winningRate:{4,-5:F4} \n PnLRatio:{5,-5:F4} \n maxDrawDown:{6,-5:F4} \n maxProfitRatio:{7,-5:F4} \n informationRatio:{8,-5:F4} \n alpha:{9,-5:F4} \n beta:{10,-5:F4} \n averageHoldingRate:{11,-5:F4} \n", myStgStats.netProfit, myStgStats.totalReturn, myStgStats.anualReturn, myStgStats.anualSharpe, myStgStats.winningRate, myStgStats.PnLRatio, myStgStats.maxDrawDown, myStgStats.maxProfitRatio, myStgStats.informationRatio, myStgStats.alpha, myStgStats.beta, myStgStats.averageHoldingRate);
Console.WriteLine("-----------------------------------------------\n");
//benchmark净值
List <double> netWorthOfBenchmark = benchmark.Select(x => x / benchmark[0]).ToList();
line.Add("50ETF", netWorthOfBenchmark.ToArray());
// ivix数据
double[] iVixClose = iVix.Select(x => x.close / iVix[0].close).ToArray();
//line.Add("iVix", iVixClose);
string[] datestr = accountHistory.Select(a => a.time.ToString("yyyyMMdd")).ToArray();
//maoheng 画图
//Application.Run(new PLChart(line, datestr));
//cuixun 画图
//绘制图形的标题
string formTitle = this.startDate.ToShortDateString() + "--" + this.endDate.ToShortDateString() + " " + this.targetVariety + " 净值曲线"
+ "\r\n" + "\r\n" + "净利润：" + myStgStats.netProfit + " " + "夏普率：" + myStgStats.anualSharpe + " " + "最大回撤：" + myStgStats.maxDrawDown
+ "\r\n" + "\r\n";
//生成图像
PLChart plc = new PLChart(line, datestr, formTitle: formTitle);
//运行图像
//Application.Run(plc);
plc.LoadForm();
//保存图像
plc.SaveZed(GetType().FullName, this.targetVariety, this.startDate, this.endDate, myStgStats.netProfit.ToString(), myStgStats.anualSharpe.ToString(), myStgStats.maxDrawDown.ToString());
}