计划委托买入, 在价格涨超或者跌破指定的价格后进行买入操作, 如果使用市价单,只写购买金额就可以了,如果限价单,需要指定限价单的价格和个数
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(10, precision+5)))*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 ensureBuy() { var account = GetAccount(); var initAccount = account; var minStock = MinStock; var isfirst = true; var c = 0; while (true) { cancelPending(); if (!isfirst) { account = GetAccount(); } isfirst = false; var needCost = _N(MarketUsedMoney - (initAccount.Balance - account.Balance)); var ticker = GetTickerFromDepth(); var price = _N(ticker.Sell); var amount = Math.min(ticker.SellAmount, _N(needCost / price)); if (_N(needCost / price) < minStock) { Log('计划委托完成'); break; } exchange.Buy(price, amount); Sleep(100); } var realBuy = _N(account.Stocks - initAccount.Stocks); return realBuy > 0 ? _N((initAccount.Balance - account.Balance) / realBuy) : 0; } function BuyIt() { if (UseMarketOrder) { var avgPrice = ensureBuy(); Log("市价单买单完成, 均价: ", avgPrice); } else { var success = false; for (var i = 0; i < 20; i++) { if (exchange.Buy(BuyPrice, BuyAmount) > 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, 开始按计划买入'); BuyIt(); doIt = true; } else if (InitPrice < TriggerPrice && ticker.Last > TriggerPrice) { Log('价格涨超 ', TriggerPrice, '元, 开始按计划买入'); BuyIt(); doIt = true; } return doIt; } function main() { var account = GetAccount(); var ticker = GetTicker(); Log('当前账户: ', account); if (account.Balance < (UseMarketOrder ? MarketUsedMoney : (BuyPrice * BuyAmount))) { throw "账户没有足够的钱买来币"; } InitPrice = ticker.Last; if (UseMarketOrder) { msg = '时使用市价买入 ' + MarketUsedMoney + ' 元的 ' + exchange.GetCurrency(); } else { msg = '时使用限价 ' + BuyPrice + ' 买入 ' + BuyAmount + '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); } }template: strategy.tpl:40:21: executing "strategy.tpl" at <.api.GetStrategyListByName>: wrong number of args for GetStrategyListByName: want 7 got 6