public double CalculateLotSize(double price, string currency, string fullquotename, double risk = 0)
{
var MySymbolConf = this.Pairs.Where(y => y.Name == fullquotename).First();
var MinimalLot = MySymbolConf.Filters.OfType <BinanceSymbolLotSizeFilter>().FirstOrDefault();
var minNotionalFilter = MySymbolConf.Filters.OfType <BinanceSymbolMinNotionalFilter>().SingleOrDefault();
var PriceSize = MySymbolConf.Filters.OfType <BinanceSymbolPriceFilter>().FirstOrDefault();
var AdjustedPrice = BinanceHelpers.ClampPrice(PriceSize.MinPrice, PriceSize.MaxPrice, PriceSize.TickSize, price.ChangeType <decimal>());
var definedsize = (AvailableForOrder(currency) / price).ChangeType <decimal>();
var AdjustedLotSize = BinanceHelpers.ClampQuantity(MinimalLot.MinQuantity, MinimalLot.MaxQuantity, MinimalLot.StepSize, (AvailableForOrder(currency) / price).ChangeType <decimal>()).ChangeType <double>();
var Validate = AdjustedLotSize * price > minNotionalFilter.MinNotional.ChangeType <double>();
if (Validate)
{
return(AdjustedLotSize);
}
else
{
return(minNotionalFilter.MinNotional.ChangeType <double>());
}
}
internal override async Task <BinanceTradeRuleResult> CheckTradeRules(string symbol, decimal?quantity, decimal?price, decimal?stopPrice, OrderType type, CancellationToken ct)
{
var outputQuantity = quantity;
var outputPrice = price;
var outputStopPrice = stopPrice;
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.None)
{
return(BinanceTradeRuleResult.CreatePassed(outputQuantity, outputPrice, outputStopPrice));
}
if (ExchangeInfo == null || LastExchangeInfoUpdate == null || (DateTime.UtcNow - LastExchangeInfoUpdate.Value).TotalMinutes > BaseClient.TradeRulesUpdateInterval.TotalMinutes)
{
await System.GetExchangeInfoAsync(ct).ConfigureAwait(false);
}
if (ExchangeInfo == null)
{
return(BinanceTradeRuleResult.CreateFailed("Unable to retrieve trading rules, validation failed"));
}
var symbolData = ExchangeInfo.Symbols.SingleOrDefault(s => string.Equals(s.Name, symbol, StringComparison.CurrentCultureIgnoreCase));
if (symbolData == null)
{
return(BinanceTradeRuleResult.CreateFailed($"Trade rules check failed: Symbol {symbol} not found"));
}
if (!symbolData.OrderTypes.Contains(type))
{
return(BinanceTradeRuleResult.CreateFailed($"Trade rules check failed: {type} order type not allowed for {symbol}"));
}
if (symbolData.LotSizeFilter != null || (symbolData.MarketLotSizeFilter != null && type == OrderType.Market))
{
var minQty = symbolData.LotSizeFilter?.MinQuantity;
var maxQty = symbolData.LotSizeFilter?.MaxQuantity;
var stepSize = symbolData.LotSizeFilter?.StepSize;
if (type == OrderType.Market && symbolData.MarketLotSizeFilter != null)
{
minQty = symbolData.MarketLotSizeFilter.MinQuantity;
if (symbolData.MarketLotSizeFilter.MaxQuantity != 0)
{
maxQty = symbolData.MarketLotSizeFilter.MaxQuantity;
}
if (symbolData.MarketLotSizeFilter.StepSize != 0)
{
stepSize = symbolData.MarketLotSizeFilter.StepSize;
}
}
if (minQty.HasValue && quantity.HasValue)
{
outputQuantity = BinanceHelpers.ClampQuantity(minQty.Value, maxQty !.Value, stepSize !.Value, quantity.Value);
if (outputQuantity != quantity.Value)
{
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.ThrowError)
{
return(BinanceTradeRuleResult.CreateFailed($"Trade rules check failed: LotSize filter failed. Original quantity: {quantity}, Closest allowed: {outputQuantity}"));
}
_log.Write(LogVerbosity.Info, $"Quantity clamped from {quantity} to {outputQuantity}");
}
}
}
if (price == null)
{
return(BinanceTradeRuleResult.CreatePassed(outputQuantity, null, outputStopPrice));
}
if (symbolData.PriceFilter != null)
{
if (symbolData.PriceFilter.MaxPrice != 0 && symbolData.PriceFilter.MinPrice != 0)
{
outputPrice = BinanceHelpers.ClampPrice(symbolData.PriceFilter.MinPrice, symbolData.PriceFilter.MaxPrice, price.Value);
if (outputPrice != price)
{
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.ThrowError)
{
return(BinanceTradeRuleResult.CreateFailed($"Trade rules check failed: Price filter max/min failed. Original price: {price}, Closest allowed: {outputPrice}"));
}
_log.Write(LogVerbosity.Info, $"price clamped from {price} to {outputPrice}");
}
if (stopPrice != null)
{
outputStopPrice = BinanceHelpers.ClampPrice(symbolData.PriceFilter.MinPrice,
symbolData.PriceFilter.MaxPrice, stopPrice.Value);
if (outputStopPrice != stopPrice)
{
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.ThrowError)
{
return(BinanceTradeRuleResult.CreateFailed(
$"Trade rules check failed: Stop price filter max/min failed. Original stop price: {stopPrice}, Closest allowed: {outputStopPrice}"));
}
_log.Write(LogVerbosity.Info,
$"Stop price clamped from {stopPrice} to {outputStopPrice} based on price filter");
}
}
}
if (symbolData.PriceFilter.TickSize != 0)
{
var beforePrice = outputPrice;
outputPrice = BinanceHelpers.FloorPrice(symbolData.PriceFilter.TickSize, price.Value);
if (outputPrice != beforePrice)
{
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.ThrowError)
{
return(BinanceTradeRuleResult.CreateFailed($"Trade rules check failed: Price filter tick failed. Original price: {price}, Closest allowed: {outputPrice}"));
}
_log.Write(LogVerbosity.Info, $"price rounded from {beforePrice} to {outputPrice}");
}
if (stopPrice != null)
{
var beforeStopPrice = outputStopPrice;
outputStopPrice = BinanceHelpers.FloorPrice(symbolData.PriceFilter.TickSize, stopPrice.Value);
if (outputStopPrice != beforeStopPrice)
{
if (BaseClient.TradeRulesBehaviour == TradeRulesBehaviour.ThrowError)
{
return(BinanceTradeRuleResult.CreateFailed(
$"Trade rules check failed: Stop price filter tick failed. Original stop price: {stopPrice}, Closest allowed: {outputStopPrice}"));
}
_log.Write(LogVerbosity.Info,
$"Stop price floored from {beforeStopPrice} to {outputStopPrice} based on price filter");
}
}
}
}
return(BinanceTradeRuleResult.CreatePassed(outputQuantity, outputPrice, outputStopPrice));
}
public IRuleResult RuleExecuted(Solbot solbot)
{
var result = false;
var message = string.Empty;
if (solbot.Communication.StopLoss.IsReady)
{
WebCallResult <BinancePlacedOrder> stopLossOrderResult = null;
var quantity = BinanceHelpers.ClampQuantity(solbot.Communication.Symbol.MinQuantity, solbot.Communication.Symbol.MaxQuantity, solbot.Communication.Symbol.StepSize, solbot.Communication.AvailableAsset.Base);
var minNotional = quantity * solbot.Communication.Price.Current;
if (minNotional > solbot.Communication.Symbol.MinNotional)
{
stopLossOrderResult = _binanceClient.Spot.Order.PlaceOrder(
solbot.Strategy.AvailableStrategy.Symbol,
OrderSide.Sell,
OrderType.Market,
quantity: quantity);
}
else
{
message = "not enough";
}
if (!(stopLossOrderResult is null))
{
result = stopLossOrderResult.Success;
if (stopLossOrderResult.Success)
{
solbot.Actions.BoughtPrice = 0;
solbot.Actions.StopLossReached = true;
Logger.Info(LogGenerator.TradeResultStart($"{stopLossOrderResult.Data.OrderId}"));
var prices = new List <decimal>();
var quantityAll = new List <decimal>();
var commission = new List <decimal>();
if (stopLossOrderResult.Data.Fills.AnyAndNotNull())
{
foreach (var item in stopLossOrderResult.Data.Fills)
{
Logger.Info(LogGenerator.TradeResult(MarketOrder, item));
prices.Add(item.Price);
quantityAll.Add(item.Quantity);
commission.Add(item.Commission);
}
}
Logger.Info(LogGenerator.TradeResultEnd($"{stopLossOrderResult.Data.OrderId}", prices.Average(), quantityAll.Sum(), commission.Sum()));
_pushOverNotificationService.Send(
LogGenerator.NotificationTitle(EnvironmentType.PRODUCTION, MarketOrder, solbot.Strategy.AvailableStrategy.Symbol),
LogGenerator.NotificationMessage(
solbot.Communication.Average.Current,
solbot.Communication.Price.Current,
solbot.Communication.StopLoss.Change));
}
else
{
Logger.Warn(stopLossOrderResult.Error.Message);
}
}
}
return(new MarketRuleResult()
{
Success = result,
Message = result
? LogGenerator.OrderMarketSuccess(MarketOrder)
: LogGenerator.OrderMarketError(MarketOrder, message)
});
}
public void Sell(IPair SourceCandle, string TargetPair, OrderType TypeOforder, Guid Operation, decimal _quantity = 0)
{
Console.WriteLine("Order SVC starting for sell : {0}", TargetPair);
try
{
var pivotalbuy = SourceCandle.Candle.Close.ChangeType <decimal>();
var MySymbolConf = this.Pairs.Where(y => y.Name == TargetPair).First();
var MinimalLot = MySymbolConf.Filters.OfType <BinanceSymbolLotSizeFilter>().FirstOrDefault();
var minNotionalFilter = MySymbolConf.Filters.OfType <BinanceSymbolMinNotionalFilter>().SingleOrDefault();
var PriceSize = MySymbolConf.Filters.OfType <BinanceSymbolPriceFilter>().FirstOrDefault();
var AdjustedPrice = BinanceHelpers.ClampPrice(PriceSize.MinPrice, PriceSize.MaxPrice, PriceSize.TickSize, pivotalbuy);
var AdjustedLotSize = (MinimalLot.MinQuantity / BinanceHelpers.ClampQuantity(MinimalLot.MinQuantity, MinimalLot.MaxQuantity, MinimalLot.StepSize, _quantity));
while ((_quantity - MinimalLot.MinQuantity) % MinimalLot.StepSize != 0)
{
_quantity += MinimalLot.StepSize;
}
var test = (_quantity - MinimalLot.MinQuantity) % MinimalLot.StepSize == 0;
while ((_quantity * AdjustedPrice) < minNotionalFilter.MinNotional)
{
_quantity += MinimalLot.StepSize;
}
var cost = AdjustedLotSize * AdjustedPrice;
if (TypeOforder == OrderType.Limit)
{
var result = this.Service.Client.PlaceOrder(TargetPair, OrderSide.Sell, OrderType.Limit, timeInForce: TimeInForce.GoodTillCancel, quantity: _quantity
, price: AdjustedPrice);
if (!result.Success)
{
}
else
{
bool checker = false;
int pass = 0;
while (!checker)
{
Console.WriteLine("Checking if order filled for pair - {0}", Pairs);
pass++;
if (pass > 60)
{
this.Service.Client.CancelOrder(TargetPair, result.Data.OrderId);
//this.Service.Client.PlaceOrder(TargetPair, OrderSide.Sell, OrderType.Market, timeInForce: TimeInForce.GoodTillCancel, quantity: _quantity);
checker = true;
}
var orderrslt = this.Service.Client.QueryOrder(TargetPair, result.Data.OrderId);
if (orderrslt.Data.Status == OrderStatus.Filled)
{
Console.WriteLine("Pair {0} - Sell Order passed test api : {1} at quantity {2} price {3} ", TargetPair, result.Success, _quantity, AdjustedPrice);
var SourceOrder = this.ExecutedOrders.Find(y => y.OperationID == Operation);
var IndexOfOrder = this.ExecutedOrders.IndexOf(SourceOrder);
SourceOrder.Soldprice = AdjustedPrice;
SourceOrder.State = OrderExecutionStatus.Submited;
SourceOrder.SellLinkedOrder = result.Data;
this.ExecutedOrders[IndexOfOrder] = SourceOrder;
Console.WriteLine("Order filled");
checker = true;
}
System.Threading.Thread.Sleep(5000);
}
}
}
}
catch (Exception ex)
{
}
}
public void Buy(IPair SourceCandle, string TargetPair, OrderType TypeOforder, Guid Operation, decimal _quantity = 0)
{
Console.WriteLine("Order Management starting for : {0}", TargetPair);
try
{
var pivotalbuy = SourceCandle.Candle.Close.ChangeType <decimal>();
var MySymbolConf = this.Pairs.Where(y => y.Name == TargetPair).First();
var MinimalLot = MySymbolConf.Filters.OfType <BinanceSymbolLotSizeFilter>().FirstOrDefault();
var minNotionalFilter = MySymbolConf.Filters.OfType <BinanceSymbolMinNotionalFilter>().SingleOrDefault();
var PriceSize = MySymbolConf.Filters.OfType <BinanceSymbolPriceFilter>().FirstOrDefault();
var AdjustedPrice = BinanceHelpers.ClampPrice(PriceSize.MinPrice, PriceSize.MaxPrice, PriceSize.TickSize, pivotalbuy);
var AdjustedLotSize = (MinimalLot.MinQuantity / BinanceHelpers.ClampQuantity(MinimalLot.MinQuantity, MinimalLot.MaxQuantity, MinimalLot.StepSize, _quantity));
while ((_quantity - MinimalLot.MinQuantity) % MinimalLot.StepSize != 0)
{
_quantity += MinimalLot.StepSize;
}
var test = (_quantity - MinimalLot.MinQuantity) % MinimalLot.StepSize == 0;
while ((_quantity * AdjustedPrice) < minNotionalFilter.MinNotional)
{
_quantity += MinimalLot.StepSize;
}
var Trade = new TradeItem
{
BoughtPrice = AdjustedPrice,
Soldprice = 0m,
Symbol = TargetPair,
OperationID = Operation,
State = OrderExecutionStatus.Ready,
};
var DenyOperation = ExecutedOrders.Count() > 1 && ExecutedOrders.Where(y => y.OperationID == Operation).ToList().Count() > 1;
if (TypeOforder == OrderType.Limit && !DenyOperation)
{
var result = this.Service.Client.PlaceOrder(TargetPair, OrderSide.Buy, OrderType.Limit, timeInForce: TimeInForce.GoodTillCancel, quantity: _quantity
, price: AdjustedPrice);
ExecutedOrders.Add(Trade);
if (!result.Success)
{
Console.WriteLine("Order not filled due to : {0}", result.Error.Message);
ExecutedOrders.Where(y => y.OperationID == Operation).First().State = OrderExecutionStatus.Error;
}
else
{
bool checker = false;
int pass = 0;
//Update order price
ExecutedOrders.Where(y => y.OperationID == Operation).First().BuyLinkedOrder = result.Data;
ExecutedOrders.Where(y => y.OperationID == Operation).First().BoughtPrice = AdjustedPrice;
ExecutedOrders.Where(y => y.OperationID == Operation).First().OrderID = result.Data.OrderId;
ExecutedOrders.Where(y => y.OperationID == Operation).First().State = OrderExecutionStatus.Submited;
while (!checker)
{
ExecutedOrders.Where(y => y.OperationID == Operation).First().State = OrderExecutionStatus.Waiting;
pass++;
if (pass > 60)
{
this.Service.Client.CancelOrder(TargetPair, result.Data.OrderId);
ExecutedOrders.Where(y => y.OperationID == Operation).First().State = OrderExecutionStatus.Error;
checker = true;
}
Console.WriteLine("Checking if order filled for pair - {0}", Pairs);
var orderrslt = this.Service.Client.QueryOrder(TargetPair, result.Data.OrderId);
if (orderrslt.Data.Status == OrderStatus.Filled)
{
ExecutedOrders.Where(y => y.OperationID == Operation).First().State = OrderExecutionStatus.Filled;
Console.WriteLine("Pair {0} - Buy Order passed : {1} at quantity {2} price {3} ", TargetPair, result.Success, _quantity, AdjustedPrice);
Console.WriteLine("Order filled");
checker = true;
}
System.Threading.Thread.Sleep(5000);
}
}
}
}
catch (Exception ex)
{
}
}
public IRuleResult RuleExecuted(Solbot solbot)
{
var result = false;
var message = string.Empty;
if (solbot.Communication.Sell.IsReady)
{
var quantity = BinanceHelpers.ClampQuantity(solbot.Communication.Symbol.MinQuantity, solbot.Communication.Symbol.MaxQuantity, solbot.Communication.Symbol.BasePrecision, solbot.Communication.AvailableAsset.Base);
var sellOrderResult = _kucoinClient.PlaceOrder(
solbot.Strategy.AvailableStrategy.Symbol,
Kucoin.Net.Objects.KucoinOrderSide.Sell,
Kucoin.Net.Objects.KucoinNewOrderType.Market,
quantity: quantity);
if (!(sellOrderResult is null))
{
result = sellOrderResult.Success;
if (sellOrderResult.Success)
{
Logger.Info(LogGenerator.TradeResultStart(sellOrderResult.Data.OrderId));
var order = _kucoinClient.GetOrder(sellOrderResult.Data.OrderId);
if (!(order is null))
{
if (order.Success)
{
Logger.Info(LogGenerator.TradeResultStart(order.Data.ClientOrderId));
if (order.Data.DealQuantity != 0)
{
var price = (order.Data.Funds / order.Data.DealQuantity).ToKucoinRound();
Logger.Info(LogGenerator.TradeResultKucoin(MarketOrder, order.Data, price));
solbot.Actions.BoughtPrice = price;
}
Logger.Info(LogGenerator.TradeResultEndKucoin(order.Data.ClientOrderId));
}
else
{
Logger.Warn(order.Error.Message);
}
}
solbot.Actions.BoughtPrice = 0;
Logger.Info(LogGenerator.TradeResultEndKucoin(sellOrderResult.Data.OrderId));
_pushOverNotificationService.Send(
LogGenerator.NotificationTitle(EnvironmentType.PRODUCTION, MarketOrder, solbot.Strategy.AvailableStrategy.Symbol),
LogGenerator.NotificationMessage(
solbot.Communication.Average.Current,
solbot.Communication.Price.Current,
solbot.Communication.Sell.Change));
}
else
{
Logger.Warn(sellOrderResult.Error.Message);
}
}
else
{
Logger.Warn(sellOrderResult.Error.Message);
}
}