/*backtest
start: 2021-03-18 00:00:00
end: 2021-04-07 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_OKCoin","currency":"BTC_USD"},{"eid":"Futures_OKCoin","currency":"BTC_USD"},{"eid":"Futures_OKCoin","currency":"BTC_USD"}]
*/
//var followRatio = 2; // 设置跟单的比例，范围0-100自定义
var followRatios = [1, 3, 4]; //多个跟单账户，分别设置不同的跟单比例，第一个为参考账户默认为1
function test() {
// 测试函数
var ts = new Date().getTime()
if (ts % (1000 * 60 * 60 * 6) > 1000 * 60 * 60 * 5.5) {
Sleep(1000 * 60 * 10)
var nowPosAmount = getPosAmount(_C(exchange.GetPosition), refCt)
var longPosAmount = nowPosAmount.long
var shortPosAmount = nowPosAmount.short
var x = Math.random()
if (x > 0.7) {
exchange.SetDirection("buy")
exchange.Buy(-1, _N(Math.max(1, x * 10), 0), "参考账户测试开单#FF0000")
} else if(x < 0.2) {
exchange.SetDirection("sell")
exchange.Sell(-1, _N(Math.max(1, x * 10), 0), "参考账户测试开单#FF0000")
} else if(x >= 0.2 && x <= 0.5 && longPosAmount > 4) {
exchange.SetDirection("closebuy")
exchange.Sell(-1, longPosAmount, "参考账户测试平仓#FF0000")
} else if(shortPosAmount > 4) {
exchange.SetDirection("closesell")
exchange.Buy(-1, _N(shortPosAmount / 2, 0), "参考账户测试平仓#FF0000")
}
}
}
function getPosAmount(pos, ct) {
var longPosAmount = 0
var shortPosAmount = 0
_.each(pos, function(ele) {
if (ele.ContractType == ct && ele.Type == PD_LONG) {
longPosAmount = ele.Amount
} else if (ele.ContractType == ct && ele.Type == PD_SHORT) {
shortPosAmount = ele.Amount
}
})
return {long: longPosAmount, short: shortPosAmount}
}
function trade(e, ct, type, delta) {
var nowPosAmount = getPosAmount(_C(e.GetPosition), ct)
var nowAmount = type == PD_LONG ? nowPosAmount.long : nowPosAmount.short
if (delta > 0) {
// 开仓
var tradeFunc = type == PD_LONG ? e.Buy : e.Sell
e.SetDirection(type == PD_LONG ? "buy" : "sell")
tradeFunc(-1, delta)
} else if (delta < 0) {
// 平仓
var tradeFunc = type == PD_LONG ? e.Sell : e.Buy
e.SetDirection(type == PD_LONG ? "closebuy" : "closesell")
if (nowAmount <= 0) {
Log("未检测到持仓")
return
}
tradeFunc(-1, Math.min(nowAmount, Math.abs(delta)))
} else {
throw "错误"
}
}
function main() {
LogReset(1)
if (exchanges.length < 2) {
throw "没有跟单的交易所"
}
var exName = exchange.GetName()
// 检测参考交易所
if (!exName.includes("Futures_")) {
throw "仅支持期货跟单"
}
Log("开始监控", exName, "交易所", "#FF0000")
// 检测跟单交易所
for (var i = 1 ; i < exchanges.length ; i++) {
if (exchanges[i].GetName() != exName) {
throw "跟单的期货交易所和参考交易所不同！"
}
}
// 设置交易对、合约
_.each(exchanges, function(e) {
if (!IsVirtual()) {
e.SetCurrency(refCurrency)
if (isSimulate) {
if (e.GetName() == "Futures_OKCoin") {
e.IO("simulate", true)
}
}
}
e.SetContractType(refCt)
// 设置精度
e.SetPrecision(pricePrecision, amountPrecision)
Log("设置", e.GetName(), e.GetLabel(), "价格精度：", pricePrecision, "下单量精度：", amountPrecision)
})
var initRefPosAmount = getPosAmount(_C(exchange.GetPosition), refCt)
while(true) {
if (IsVirtual()) { // 回测时才模拟
test() // 测试函数，模拟参考账户主动交易，触发跟单账户跟单
}
Sleep(500)
var nowRefPosAmount = getPosAmount(_C(exchange.GetPosition), refCt)
var tbl = {
type : "table",
title : "持仓",
cols : ["名称", "标签", "多仓", "空仓", "账户资产（Stocks）", "账户资产（Balance）"],
rows : []
}
_.each(exchanges, function(e) {
var pos = getPosAmount(_C(e.GetPosition), refCt)
var acc = _C(e.GetAccount)
tbl.rows.push([e.GetName(), e.GetLabel(), pos.long, pos.short, acc.Stocks, acc.Balance])
})
LogStatus(_D(), "\n`" + JSON.stringify(tbl) + "`")
// 计算仓位变动量
var longPosDelta = nowRefPosAmount.long - initRefPosAmount.long
var shortPosDelta = nowRefPosAmount.short - initRefPosAmount.short
// 检测变动
if (longPosDelta == 0 && shortPosDelta == 0) {
continue
} else if(nowRefPosAmount.long == 0 && nowRefPosAmount.short == 0){
// 参考账户多头、空头仓位都为0，跟单账户准备执行市价全平操作
for (var i = 1; i < exchanges.length; i++) {
// 获取跟单账户的持仓信息
var followPos = getPosAmount(_C(exchanges[i].GetPosition), refCt);
// 如果存在多头仓位，则执行市价全平操作
if (followPos.long > 0) {
//exchanges[i].SetDirection("closesell");
exchanges[i].SetDirection("closebuy");
exchanges[i].Sell(-1, followPos.long, "参考交易所仓位为0，跟单交易所市价全平");
}
// 如果存在空头仓位，则执行市价全平操作
if (followPos.short > 0) {
//exchanges[i].SetDirection("closebuy");
exchanges[i].SetDirection("closesell");
exchanges[i].Buy(-1, followPos.short, "参考交易所仓位为0，跟单交易所市价全平");
}
}
} else {
// 检测到仓位变动
for (var i = 1 ; i < exchanges.length ; i++) {
// 执行多头动作
if (longPosDelta != 0) {
var longDelta = Math.round(longPosDelta * followRatio);
Log(exchanges[i].GetName(), exchanges[i].GetLabel(), "执行多头跟单，变动量：", longDelta)
trade(exchanges[i], refCt, PD_LONG, longDelta)
}
// 执行空头动作
if (shortPosDelta != 0) {
var shortDelta = Math.round(shortPosDelta * followRatio);
Log(exchanges[i].GetName(), exchanges[i].GetLabel(), "执行空头跟单，变动量：", shortDelta)
trade(exchanges[i], refCt, PD_SHORT, shortDelta)
}
}
}
// 执行跟单操作后，更新
initRefPosAmount = nowRefPosAmount
}
}
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