商品期货交易类库增加下限价单功能.md

Name

商品期货交易类库增加下限价单功能

Author

edwardgyw

Strategy Description

6.24更新，完善了4种夜盘时间类型，周六凌晨的夜盘时间计入交易时段 在原zero提供版本基础上，增加了下限价单和平限价单的功能，方便埋单 增加了判断当前是否是交易时段的功能，同时提供自定义节假日的功能

Strategy Arguments

Argument	Default	Description
Interval	500	失败重试间隔(毫秒)
SlidePrice	false	下单滑价(元)
nightType	true	商品夜盘情况
holidaysList	5.1,5.2	节假日情况

Source (javascript)

function GetPosition(e, contractType, direction) {
    var allCost = 0;
    var allAmount = 0;
    var allProfit = 0;
    var allFrozen = 0;
    var posMargin = 0;
    var positions = _C(e.GetPosition);
    for (var i = 0; i < positions.length; i++) {
        if (positions[i].ContractType == contractType &&
            (((positions[i].Type == PD_LONG || positions[i].Type == PD_LONG_YD) && direction == PD_LONG) || ((positions[i].Type == PD_SHORT || positions[i].Type == PD_SHORT_YD) && direction == PD_SHORT))
        ) {
            posMargin = positions[i].MarginLevel;
            allCost += (positions[i].Price * positions[i].Amount);
            allAmount += positions[i].Amount;
            allProfit += positions[i].Profit;
            allFrozen += positions[i].FrozenAmount;
        }
    }
    if (allAmount === 0) {
        return null;
    }
    return {
        MarginLevel: posMargin,
        FrozenAmount: allFrozen,
        Price: _N(allCost / allAmount),
        Amount: allAmount,
        Profit: allProfit,
        Type: direction,
        ContractType: contractType
    };
}



function Open(e, contractType, direction, opAmount, price) {
    var initPosition = GetPosition(e, contractType, direction);
    var isFirst = true;
    var initAmount = initPosition ? initPosition.Amount : 0;
    var positionNow = initPosition;
    while (true) {
        var needOpen = opAmount;
        if (isFirst) {
            isFirst = false;
        } else {
            positionNow = GetPosition(e, contractType, direction);
            if (positionNow) {
                needOpen = opAmount - (positionNow.Amount - initAmount);
            }
        }
        var insDetail = _C(e.SetContractType, contractType);
        //Log("初始持仓", initAmount, "当前持仓", positionNow, "需要加仓", needOpen);
        if (needOpen < insDetail.MinLimitOrderVolume) {
            break;
        }
        var depth = _C(e.GetDepth);
        var pr = price;
        if (!price) pr = direction == PD_LONG ? depth.Asks[0].Price : depth.Bids[0].Price;
        var amount = Math.min(insDetail.MaxLimitOrderVolume, needOpen);
        e.SetDirection(direction == PD_LONG ? "buy" : "sell");
        var orderId;
        if (direction == PD_LONG) {
            orderId = e.Buy(pr + SlidePrice, Math.min(amount, depth.Asks[0].Amount), contractType, 'Ask', depth);
        } else {
            orderId = e.Sell(pr - SlidePrice, Math.min(amount, depth.Bids[0].Amount), contractType, 'Bid', depth);
        }
        // CancelPendingOrders
        while (true) {
            Sleep(Interval);
            var orders = _C(e.GetOrders);
            if (orders.length === 0) {
                break;
            }
            for (var j = 0; j < orders.length; j++) {
                e.CancelOrder(orders[j].Id);
                if (j < (orders.length - 1)) {
                    Sleep(Interval);
                }
            }
        }
    }
    var ret = {
        price: 0,
        amount: 0,
        position: positionNow
    };
    if (!positionNow) {
        return ret;
    }
    if (!initPosition) {
        ret.price = positionNow.Price;
        ret.amount = positionNow.Amount;
    } else {
        ret.amount = positionNow.Amount - initPosition.Amount;
        ret.price = _N(((positionNow.Price * positionNow.Amount) - (initPosition.Price * initPosition.Amount)) / ret.amount);
    }
    return ret;
}

function Cover(e, contractType, price) {
    var insDetail = _C(e.SetContractType, contractType);
    while (true) {
        var n = 0;
        var positions = _C(e.GetPosition);
        for (var i = 0; i < positions.length; i++) {
            if (positions[i].ContractType != contractType) {
                continue;
            }
            while (positions[i].FrozenAmount !== 0) {
                var orders = _C(e.GetOrders);
                if (orders.length === 0) {
                    break;
                }
                for (var j = 0; j < orders.length; j++) {
                    e.CancelOrder(orders[j].Id);
                    if (j < (orders.length - 1)) {
                        Sleep(Interval);
                    }
                }
                positions = _C(e.GetPosition);
            }
            var amount = Math.min(insDetail.MaxLimitOrderVolume, positions[i].Amount);
            var depth;
            if (positions[i].Type == PD_LONG || positions[i].Type == PD_LONG_YD) {
                depth = _C(e.GetDepth);
                var pr = price;
                if (!price) pr = depth.Bids[0].Price;
                e.SetDirection(positions[i].Type == PD_LONG ? "closebuy_today" : "closebuy");
                e.Sell(pr - SlidePrice, Math.min(amount, depth.Bids[0].Amount), contractType, positions[i].Type == PD_LONG ? "平今" : "平昨", 'Bid', depth.Bids[0]);
                n++;
            } else if (positions[i].Type == PD_SHORT || positions[i].Type == PD_SHORT_YD) {
                depth = _C(e.GetDepth);
                var pr = price;
                if (!price) pr = depth.Asks[0].Price;
                e.SetDirection(positions[i].Type == PD_SHORT ? "closesell_today" : "closesell");
                e.Buy(pr + SlidePrice, Math.min(amount, depth.Asks[0].Amount), contractType, positions[i].Type == PD_SHORT ? "平今" : "平昨", 'Ask', depth.Asks[0]);
                n++;
            }
        }
        if (n === 0 || price) {
            break;
        }
        while (true) {
            Sleep(Interval);
            var orders = _C(e.GetOrders);
            if (orders.length === 0) {
                break;
            }
            for (var j = 0; j < orders.length; j++) {
                e.CancelOrder(orders[j].Id);
                if (j < (orders.length - 1)) {
                    Sleep(Interval);
                }
            }
        }
    }
}


var PositionManager = (function() {
    function PositionManager(e) {
        if (typeof(e) === 'undefined') {
            e = exchange;
        }
        if (e.GetName() !== 'Futures_CTP') {
            throw 'Only support CTP';
        }
        this.e = e;
        this.account = null;
    }
    PositionManager.prototype.GetAccount = function() {
        return _C(this.e.GetAccount);
    };

    PositionManager.prototype.OpenLong = function(contractType, shares, price) {
        if (!this.account) {
            this.account = _C(exchange.GetAccount);
        }
        return Open(this.e, contractType, PD_LONG, shares, price, price);
    };

    PositionManager.prototype.OpenShort = function(contractType, shares, price) {
        if (!this.account) {
            this.account = _C(exchange.GetAccount);
        }
        return Open(this.e, contractType, PD_SHORT, shares, price);
    };

    PositionManager.prototype.Cover = function(contractType, price) {
        if (!this.account) {
            this.account = _C(exchange.GetAccount);
        }
        return Cover(this.e, contractType, price);
    };

    PositionManager.prototype.Profit = function(contractType) {
        var accountNow = _C(this.e.GetAccount);
        return _N(accountNow.Balance - this.account.Balance);
    };

    return PositionManager;
})();

$.NewPositionManager = function(e) {
    return new PositionManager(e);
};

function getHolidays(holidaysList) {
    if (!holidaysList) return {
        'mon': [],
        'day': []
    };
    var x = holidaysList.split(',');
    var t = {
        'mon': [],
        'day': []
    };
    for (var i = 0; i < x.length; i++) {
        var m = x[i].split('.');
        t.mon.push(m[0]);
        t.day.push(m[1]);
    }
    return t;
}

$.judgeTrading = function() {
    var now = new Date();
    var day = now.getDay();
    var mon = now.getMonth() + 1;
    var min = now.getMinutes();
    var date = now.getDate();
    var hours = now.getHours();
    var isHolidays = false;
    var holidays = getHolidays(holidaysList);
    if (holidays) {
        for (var i = 0; i < holidays.mon.length; i++) {
            if (holidays.mon[i] == mon && holidays.day[i] == date) {
                isHolidays = true;
                break;
            }
        }
    }
    if (day === 0 || (day === 6 && hours>=3) || isHolidays) return false;
    else if ((hours >= 9 && hours <= 11) || (hours >= 13 && hours < 15)) {
        if (hours == 11 && min >= 30) return false;
        else if (hours == 13 && min < 30) return false;
        else if ((hours == 10 && min >= 15) && (hours == 10 && min < 30)) return false;
        else return true;
    } else if (nightType == 1 && hours >= 21 && hours < 23) return true;
    else if (nightType == 2 && ((hours >= 21 && hours < 24) || (hours >= 0 && hours < 1 && day !== 1))) return true;
    else if(nightType===3&& ((hours>=21&&hours<23)||(hours===23&&min<30))) return true;
    else if(nightType===4&&((hours >= 21 && hours < 24)||(hours>=0&&hours<2)||(hours===2&&min<30))&&day!==1) return true;
    else return false;
};

//未成功登陆前要多次尝试login，所以写了一个准备交易的函数，可以放到main函数开头
$.ready4ctp = function(contractType) {
    var insDetail;
    var retry = 0;
    while (!(insDetail = exchange.SetContractType(contractType)) && retry < 20) {
        Sleep(2000);
        retry++;
    }
    if (insDetail) Log("合约", insDetail.InstrumentName, "一手", insDetail.VolumeMultiple, "份, 最大下单量", insDetail.MaxLimitOrderVolume, "保证金率:", insDetail.LongMarginRatio, "交割日期", insDetail.StartDelivDate);
    else throw ('连接超时，请检查账号');
    return insDetail;
};

function main() {
    $.ready4ctp('MA609');
    var isTrading = $.judgeTrading();
    Log('当前正在交易？:'+isTrading);
    var p = $.NewPositionManager();
    p.OpenShort("MA609", 1, 1000);
    Sleep(60000 * 10);
    p.Cover("MA609", 1000);
    p.Cover('MA609');
    LogProfit(p.Profit());

}

Detail

https://www.fmz.com/strategy/14198

Last Modified

2016-06-24 16:28:23