public virtual void AddBuyOrder(IOrderDetails order)
{
lock (SyncRoot)
{
if (order.Side == OrderSide.Buy && (order.Result == OrderResult.Filled || order.Result == OrderResult.FilledPartially))
{
string feesPair = order.FeesCurrency + tradingService.Config.Market;
decimal feesPairCurrency = (feesPair == order.Pair) ? order.Fees : 0;
decimal feesMarketCurrency = tradingService.CalculateOrderFees(order);
decimal balanceOffset = -feesMarketCurrency;
if (!order.IsNormalized || order.Pair.EndsWith(Constants.Markets.USDT))
{
balanceOffset -= order.Cost;
AddBalance(balanceOffset);
}
else
{
string normalizedMarket = tradingService.Exchange.GetPairMarket(order.OriginalPair) == Constants.Markets.USDT ?
tradingService.Config.Market + tradingService.Exchange.GetPairMarket(order.OriginalPair) :
tradingService.Exchange.GetPairMarket(order.OriginalPair) + tradingService.Config.Market;
if (tradingPairs.TryGetValue(normalizedMarket, out TradingPair normalizedMarketPair))
{
if (normalizedMarketPair.Cost > order.Cost)
{
decimal amount = order.Cost / tradingService.GetPrice(normalizedMarket, TradePriceType.Bid);
normalizedMarketPair.Amount -= amount;
if (normalizedMarketPair.Amount <= 0)
{
tradingPairs.TryRemove(normalizedMarket, out normalizedMarketPair);
if (normalizedMarketPair.Amount < 0)
{
loggingService.Error($"Normalized pair {normalizedMarket} has negative amount: {normalizedMarketPair.Amount}");
}
}
}
else
{
tradingPairs.TryRemove(normalizedMarket, out normalizedMarketPair);
}
}
else
{
loggingService.Error($"Unable to get normalized pair {normalizedMarketPair}");
}
}
AddOrUpdatePair(order, order.Pair, feesMarketCurrency, feesPairCurrency);
}
}
}
public void InitiateBuy(BuyOptions options)
{
IPairConfig pairConfig = tradingService.GetPairConfig(options.Pair);
if (!options.ManualOrder && pairConfig.BuyTrailing != 0)
{
if (!trailingBuys.ContainsKey(options.Pair))
{
StopTrailingSell(options.Pair);
decimal currentPrice = tradingService.GetPrice(options.Pair);
decimal currentMargin = 0;
var trailingInfo = new BuyTrailingInfo
{
BuyOptions = options,
Trailing = pairConfig.BuyTrailing,
TrailingStopMargin = pairConfig.BuyTrailingStopMargin,
TrailingStopAction = pairConfig.BuyTrailingStopAction,
InitialPrice = currentPrice,
LastTrailingMargin = currentMargin,
BestTrailingMargin = currentMargin
};
if (trailingBuys.TryAdd(options.Pair, trailingInfo))
{
if (LoggingEnabled)
{
ITradingPair tradingPair = tradingService.Account.GetTradingPair(options.Pair);
loggingService.Info($"Start trailing buy {tradingPair?.FormattedName ?? options.Pair}. " +
$"Price: {currentPrice:0.00000000}, Margin: {currentMargin:0.00}");
}
}
}
}
else
{
orderingService.PlaceBuyOrder(options);
}
}
public IOrderDetails PlaceBuyOrder(BuyOptions options)
{
OrderDetails orderDetails = new OrderDetails();
tradingService.StopTrailingBuy(options.Pair);
tradingService.StopTrailingSell(options.Pair);
try
{
ITradingPair tradingPair = tradingService.Account.GetTradingPair(options.Pair, includeDust: true);
options.Price = tradingService.GetPrice(options.Pair, TradePriceType.Ask, normalize: false);
options.Amount = options.Amount ?? (options.MaxCost.Value / (options.Pair.EndsWith(Constants.Markets.USDT) ? 1 : options.Price));
options.Price = tradingService.Exchange.ClampOrderPrice(options.Pair, options.Price.Value);
options.Amount = tradingService.Exchange.ClampOrderAmount(options.Pair, options.Amount.Value);
if (tradingService.CanBuy(options, out string message))
{
IPairConfig pairConfig = tradingService.GetPairConfig(options.Pair);
BuyOrder buyOrder = new BuyOrder
{
Type = pairConfig.BuyType,
Date = DateTimeOffset.Now,
Pair = options.Pair,
Price = options.Price.Value,
Amount = options.Amount.Value
};
lock (tradingService.Account.SyncRoot)
{
loggingService.Info($"Place buy order for {tradingPair?.FormattedName ?? options.Pair}. " +
$"Price: {buyOrder.Price:0.00000000}, Amount: {buyOrder.Amount:0.########}, Signal Rule: " + (options.Metadata.SignalRule ?? "N/A"));
if (!tradingService.Config.VirtualTrading)
{
orderDetails = tradingService.Exchange.PlaceOrder(buyOrder) as OrderDetails;
}
else
{
string pairMarket = tradingService.Exchange.GetPairMarket(options.Pair);
orderDetails = new OrderDetails
{
OrderId = DateTime.Now.ToFileTimeUtc().ToString(),
Side = OrderSide.Buy,
Result = OrderResult.Filled,
Date = buyOrder.Date,
Pair = buyOrder.Pair,
Amount = buyOrder.Amount,
AmountFilled = buyOrder.Amount,
Price = buyOrder.Price,
AveragePrice = buyOrder.Price,
Fees = buyOrder.Amount * buyOrder.Price * tradingService.Config.VirtualTradingFees,
FeesCurrency = pairMarket
};
}
NormalizeOrder(orderDetails, TradePriceType.Ask);
options.Metadata.TradingRules = pairConfig.Rules.ToList();
options.Metadata.LastBuyMargin = options.Metadata.LastBuyMargin ?? tradingPair?.CurrentMargin ?? null;
orderDetails.Metadata = options.Metadata;
tradingService.Account.AddBuyOrder(orderDetails);
tradingService.Account.Save();
tradingService.LogOrder(orderDetails);
decimal fees = tradingService.CalculateOrderFees(orderDetails);
tradingPair = tradingService.Account.GetTradingPair(orderDetails.Pair, includeDust: true);
loggingService.Info("{@Trade}", orderDetails);
loggingService.Info($"Buy order result for {orderDetails.OriginalPair ?? tradingPair.FormattedName}: {orderDetails.Result} ({orderDetails.Message}). " +
$"Price: {orderDetails.AveragePrice:0.00000000}, Amount: {orderDetails.Amount:0.########}, " +
$"Filled: {orderDetails.AmountFilled:0.########}, Cost: {orderDetails.Cost:0.00000000}, Fees: {fees:0.00000000}");
notificationService.Notify($"Bought {tradingPair.FormattedName}. Amount: {orderDetails.AmountFilled:0.########}, " +
$"Price: {orderDetails.AveragePrice:0.00000000}, Cost: {(orderDetails.Cost + fees):0.00000000}");
}
tradingService.ReapplyTradingRules();
}
else
{
loggingService.Info(message);
}
}
catch (Exception ex)
{
loggingService.Error($"Unable to place buy order for {options.Pair}", ex);
notificationService.Notify($"Unable to buy {options.Pair}: {ex.Message}");
}
return(orderDetails);
}
public bool CheckConditions(IEnumerable <IRuleCondition> conditions, Dictionary <string, ISignal> signals, double?globalRating, string pair, ITradingPair tradingPair)
{
if (conditions != null)
{
foreach (var condition in conditions)
{
ISignal signal = null;
if (condition.Signal != null && signals.TryGetValue(condition.Signal, out ISignal s))
{
signal = s;
}
if (condition.MinPrice != null && (tradingService.GetPrice(pair) < condition.MinPrice) ||
condition.MaxPrice != null && (tradingService.GetPrice(pair) > condition.MaxPrice) ||
condition.MinSpread != null && (tradingService.Exchange.GetPriceSpread(pair) < condition.MinSpread) ||
condition.MaxSpread != null && (tradingService.Exchange.GetPriceSpread(pair) > condition.MaxSpread) ||
condition.MinArbitrage != null && tradingService.Exchange.GetArbitrage(pair, tradingService.Config.Market,
condition.ArbitrageMarket != null ? new List <ArbitrageMarket> {
condition.ArbitrageMarket.Value
} : null, condition.ArbitrageType).Percentage < condition.MinArbitrage ||
condition.MaxArbitrage != null && tradingService.Exchange.GetArbitrage(pair, tradingService.Config.Market,
condition.ArbitrageMarket != null ? new List <ArbitrageMarket> {
condition.ArbitrageMarket.Value
} : null, condition.ArbitrageType).Percentage > condition.MaxArbitrage ||
condition.MinVolume != null && (signal == null || signal.Volume == null || signal.Volume < condition.MinVolume) ||
condition.MaxVolume != null && (signal == null || signal.Volume == null || signal.Volume > condition.MaxVolume) ||
condition.MinVolumeChange != null && (signal == null || signal.VolumeChange == null || signal.VolumeChange < condition.MinVolumeChange) ||
condition.MaxVolumeChange != null && (signal == null || signal.VolumeChange == null || signal.VolumeChange > condition.MaxVolumeChange) ||
condition.MinPriceChange != null && (signal == null || signal.PriceChange == null || signal.PriceChange < condition.MinPriceChange) ||
condition.MaxPriceChange != null && (signal == null || signal.PriceChange == null || signal.PriceChange > condition.MaxPriceChange) ||
condition.MinRating != null && (signal == null || signal.Rating == null || signal.Rating < condition.MinRating) ||
condition.MaxRating != null && (signal == null || signal.Rating == null || signal.Rating > condition.MaxRating) ||
condition.MinRatingChange != null && (signal == null || signal.RatingChange == null || signal.RatingChange < condition.MinRatingChange) ||
condition.MaxRatingChange != null && (signal == null || signal.RatingChange == null || signal.RatingChange > condition.MaxRatingChange) ||
condition.MinVolatility != null && (signal == null || signal.Volatility == null || signal.Volatility < condition.MinVolatility) ||
condition.MaxVolatility != null && (signal == null || signal.Volatility == null || signal.Volatility > condition.MaxVolatility) ||
condition.MinGlobalRating != null && (globalRating == null || globalRating < condition.MinGlobalRating) ||
condition.MaxGlobalRating != null && (globalRating == null || globalRating > condition.MaxGlobalRating) ||
condition.Pairs != null && (pair == null || !condition.Pairs.Contains(pair)) ||
condition.NotPairs != null && (pair == null || condition.NotPairs.Contains(pair)) ||
condition.MinAge != null && (tradingPair == null || tradingPair.CurrentAge < condition.MinAge / Application.Speed) ||
condition.MaxAge != null && (tradingPair == null || tradingPair.CurrentAge > condition.MaxAge / Application.Speed) ||
condition.MinLastBuyAge != null && (tradingPair == null || tradingPair.LastBuyAge < condition.MinLastBuyAge / Application.Speed) ||
condition.MaxLastBuyAge != null && (tradingPair == null || tradingPair.LastBuyAge > condition.MaxLastBuyAge / Application.Speed) ||
condition.MinMargin != null && (tradingPair == null || tradingPair.CurrentMargin < condition.MinMargin) ||
condition.MaxMargin != null && (tradingPair == null || tradingPair.CurrentMargin > condition.MaxMargin) ||
condition.MinMarginChange != null && (tradingPair == null || tradingPair.Metadata.LastBuyMargin == null || (tradingPair.CurrentMargin - tradingPair.Metadata.LastBuyMargin) < condition.MinMarginChange) ||
condition.MaxMarginChange != null && (tradingPair == null || tradingPair.Metadata.LastBuyMargin == null || (tradingPair.CurrentMargin - tradingPair.Metadata.LastBuyMargin) > condition.MaxMarginChange) ||
condition.MinAmount != null && (tradingPair == null || tradingPair.Amount < condition.MinAmount) ||
condition.MaxAmount != null && (tradingPair == null || tradingPair.Amount > condition.MaxAmount) ||
condition.MinCost != null && (tradingPair == null || tradingPair.CurrentCost < condition.MinCost) ||
condition.MaxCost != null && (tradingPair == null || tradingPair.CurrentCost > condition.MaxCost) ||
condition.MinDCALevel != null && (tradingPair == null || tradingPair.DCALevel < condition.MinDCALevel) ||
condition.MaxDCALevel != null && (tradingPair == null || tradingPair.DCALevel > condition.MaxDCALevel) ||
condition.SignalRules != null && (tradingPair == null || tradingPair.Metadata.SignalRule == null || !condition.SignalRules.Contains(tradingPair.Metadata.SignalRule)) ||
condition.NotSignalRules != null && (tradingPair == null || tradingPair.Metadata.SignalRule == null || condition.NotSignalRules.Contains(tradingPair.Metadata.SignalRule)))
{
return(false);
}
}
}
return(true);
}
public MarketPairsResponse MarketPairs(MarketPairsRequest request)
{
if (request?.SignalsFilter == null)
{
throw new ArgumentNullException(nameof(request));
}
ICoreService coreService = Application.Resolve <ICoreService>();
ITradingService tradingService = Application.Resolve <ITradingService>();
ISignalsService signalsService = Application.Resolve <ISignalsService>();
IEnumerable <ISignal> allSignals = signalsService.GetAllSignals();
if (allSignals != null)
{
if (request.SignalsFilter.Count > 0)
{
allSignals = allSignals.Where(s => request.SignalsFilter.Contains(s.Name));
}
var groupedSignals = allSignals.GroupBy(s => s.Pair).ToDictionary(g => g.Key, g => g.AsEnumerable());
IEnumerable <MarketPairApiModel> marketPairs = from signalGroup in groupedSignals
let pair = signalGroup.Key
let pairConfig = tradingService.GetPairConfig(pair)
select new MarketPairApiModel
{
Name = pair,
TradingViewName = $"{tradingService.Config.Exchange.ToUpperInvariant()}:{pair}",
VolumeList = signalGroup.Value.Select(s => new NameValue <long?>(s.Name, s.Volume)),
VolumeChangeList = signalGroup.Value.Select(s => new NameValue <double?>(s.Name, s.VolumeChange)),
Price = tradingService.GetPrice(pair).ToString("0.00000000"),
PriceChangeList = signalGroup.Value.Select(s => new NameValue <decimal?>(s.Name, s.PriceChange)),
RatingList = signalGroup.Value.Select(s => new NameValue <double?>(s.Name, s.Rating)),
RatingChangeList = signalGroup.Value.Select(s => new NameValue <double?>(s.Name, s.RatingChange)),
VolatilityList = signalGroup.Value.Select(s => new NameValue <double?>(s.Name, s.Volatility)),
Spread = tradingService.Exchange.GetPriceSpread(pair).ToString("0.00"),
ArbitrageList = from market in Enum.GetNames(typeof(ArbitrageMarket)).Where(m => m != tradingService.Config.Market)
let arbitrage = tradingService.Exchange.GetArbitrage(pair, tradingService.Config.Market, new List <ArbitrageMarket> {
Enum.Parse <ArbitrageMarket>(market)
})
select new ArbitrageInfo
{
Name = $"{arbitrage.Market}-{arbitrage.Type.ToString()[0]}",
Arbitrage = arbitrage.IsAssigned ? arbitrage.Percentage.ToString("0.00") : "N/A"
},
SignalRules = signalsService.GetTrailingInfo(pair)?.Select(ti => ti.Rule.Name) ?? Array.Empty <string>(),
HasTradingPair = tradingService.Account.HasTradingPair(pair),
Config = pairConfig
};
return(new MarketPairsResponse
{
MarketPairs = marketPairs.ToList()
});
}
else
{
return(null);
}
}