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经典均线策略

Author: Zero, Date: 2016-03-31 16:48:10
Tags: MA

“Talk is cheap. Show me the code”

教学性质, 实盘慎用.

注: 策略使用了交易模板类库

希望新手从此策略入门, 一步步学习编写策略, 并体验到模拟与真实环境对交易系统的影响

img


function main() {
    var STATE_IDLE  = -1;
    var state = STATE_IDLE;
    var entryPrice = 0;
    var initAccount = _C(exchange.GetAccount);
    Log(initAccount);
    while (true) {
        if (state === STATE_IDLE) {
            var n = $.Cross(FastPeriod, SlowPeriod);
            if (Math.abs(n) >= EnterPeriod) {
                var account = _C(exchange.GetAccount);
                var ticker = _C(exchange.GetTicker);
                var obj = n > 0 ? $.Buy(_N(account.Balance * PositionRatio / ticker.Sell, 3)) : $.Sell(_N(account.Stocks * PositionRatio, 3));
                if (obj) {
                    opAmount = obj.amount;
                    entryPrice = obj.price;
                    state = n > 0 ? PD_LONG : PD_SHORT;
                    Log("开仓详情", obj, "交叉周期", n);
                }
            }
        } else {
            var n = $.Cross(ExitFastPeriod, ExitSlowPeriod);
            var needCover = Math.abs(n) >= ExitPeriod && ((state === PD_LONG && n < 0) || (state === PD_SHORT && n > 0));
            if (needCover) {
                Log("离市平仓");
            } else {
                var ticker = _C(exchange.GetTicker);
                if (state === PD_LONG) {
                    if (ticker.Buy < entryPrice*(1-StopLossRatio)) {
                        needCover = true;
                        Log("止损平仓");
                    }
                } else {
                    if (ticker.Sell > entryPrice*(1+StopLossRatio)) {
                        needCover = true;
                        Log("止损平仓");
                    }
                }
            }
            if (needCover) {
                var nowAccount = _C(exchange.GetAccount);
                var obj = state === PD_LONG ? $.Sell(_N(nowAccount.Stocks - initAccount.Stocks, 3)) : $.Buy(_N(initAccount.Stocks - nowAccount.Stocks, 3));
                state = STATE_IDLE;
                nowAccount = _C(exchange.GetAccount);
                LogProfit(nowAccount.Balance - initAccount.Balance, '钱:', nowAccount.Balance, '币:', nowAccount.Stocks, '平仓详情:', obj, "交叉周期", n);
            }
        }
        Sleep(Interval*1000);
    }
}

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