فروخت کا منصوبہ بنائیں ، قیمت مقررہ قیمت سے تجاوز کرنے یا گرنے کے بعد فروخت کا عمل انجام دیں۔ اگر مارکیٹ کی قیمت کا استعمال کریں تو ، صرف فروخت کی مقدار کو پُر کریں ، اگر حد کی قیمت کا استعمال کریں تو ، فروخت کی قیمت کی وضاحت کریں
var InitPrice = 0; var Interval = 300; var UseMarketOrder = (OpType == 0); function _N(v, precision) { if (typeof(precision) != 'number') { precision = 4; } var s = v.toString().split("."); if (s.length < 2 || s[1].length <= precision) { return v; } var b = Math.pow(10, precision); return Math.floor(parseFloat(v.toFixed(Math.min(20, precision+10)))*b)/b; } function GetTicker() { var ticker; while (!(ticker = exchange.GetTicker())) { Sleep(Interval); } return ticker; } function GetDepth(e) { if (typeof(e) == 'undefined') { e = exchange; } var depth; while (true) { depth = e.GetDepth(); if (depth && depth.Asks.length > 0 && depth.Bids.length > 0 && depth.Asks[0].Price > depth.Bids[0].Price) { break; } Sleep(Interval); } return depth; } function GetTickerFromDepth(e) { var depth = GetDepth(e); return {Buy : depth.Bids[0].Price, Sell : depth.Asks[0].Price, BuyAmount: depth.Bids[0].Amount, SellAmount: depth.Asks[0].Amount, depth: depth}; } function GetOrders() { var orders; while (!(orders = exchange.GetOrders())) { Sleep(Interval); } return orders; } function GetAccount() { var account; while (!(account = exchange.GetAccount())) { Sleep(Interval); } return account; } function cancelPending() { var ret = false; while (true) { var orders = GetOrders(); if (orders.length == 0) { break; } for (var j = 0; j < orders.length; j++) { exchange.CancelOrder(orders[j].Id, orders[j]); ret = true; } } return ret; } function ensureSell() { var account = GetAccount(); var initAccount = account; var minStock = MinStock; var isfirst = true; while (true) { cancelPending(); if (!isfirst) { account = GetAccount(); } isfirst = false; var needSell = _N(SellAmount - (initAccount.Stocks - account.Stocks)); var ticker = GetTickerFromDepth(); var price = _N(ticker.Buy); var amount = Math.min(ticker.BuyAmount, needSell); if (needSell < minStock) { Log('计划委托完成'); break; } exchange.Sell(price, amount); Sleep(100); } return _N((account.Balance - initAccount.Balance) / SellAmount); } function SellIt() { if (UseMarketOrder) { var avgPrice = ensureSell(); Log("市价单卖单完成, 均价: ", avgPrice); } else { var success = false; for (var i = 0; i < 20; i++) { if (exchange.Sell(SellPrice, SellAmount) > 0) { success = true; break; } Sleep(Interval); } Log(success ? "限价单挂单完成" : "限价单下单失败"); } } function onTick() { var doIt = false; var ticker = GetTicker(); if (InitPrice > TriggerPrice && ticker.Last < TriggerPrice) { Log('价格跌破 ', TriggerPrice, '元, 开始按计划卖出'); SellIt(); doIt = true; } else if (InitPrice < TriggerPrice && ticker.Last > TriggerPrice) { Log('价格涨超 ', TriggerPrice, '元, 开始按计划卖出'); SellIt(); doIt = true; } return doIt; } function main() { var account = GetAccount(); var ticker = GetTicker(); Log('当前账户: ', account); if (account.Stocks < SellAmount) { throw "账户没有足够的币卖出"; } InitPrice = ticker.Last; if (UseMarketOrder) { msg = '时使用市价卖出 ' + SellAmount + ' 个 ' + exchange.GetCurrency(); } else { msg = '时使用限价 ' + SellPrice + ' 卖出 ' + SellAmount + '个 ' + exchange.GetCurrency(); } Log('当前价格: ', InitPrice, ticker.Last > TriggerPrice ? '价格跌破' : '价格涨超', TriggerPrice, msg); while (!onTick()) { Sleep(LoopInterval * 1000); } }