Clean code, remove warning for future and spot

This commit is contained in:
2025-12-11 14:36:35 +07:00
parent df8c199cce
commit 1426f0b560
17 changed files with 314 additions and 388 deletions

View File

@@ -2,183 +2,152 @@ using Managing.Application.Abstractions;
using Managing.Application.Abstractions.Services;
using Managing.Application.Trading.Commands;
using Managing.Common;
using Managing.Core.Exceptions;
using Managing.Domain.Accounts;
using Managing.Domain.Shared.Helpers;
using Managing.Domain.Trades;
using static Managing.Common.Enums;
namespace Managing.Application.Trading.Handlers
namespace Managing.Application.Trading.Handlers;
public class OpenSpotPositionCommandHandler(
IExchangeService exchangeService,
IAccountService accountService,
ITradingService tradingService)
: ICommandHandler<OpenSpotPositionRequest, Position>
{
public class OpenSpotPositionCommandHandler(
IExchangeService exchangeService,
IAccountService accountService,
ITradingService tradingService)
: ICommandHandler<OpenSpotPositionRequest, Position>
public async Task<Position> Handle(OpenSpotPositionRequest request)
{
public async Task<Position> Handle(OpenSpotPositionRequest request)
var account = await accountService.GetAccount(request.AccountName, hideSecrets: false, getBalance: false);
var initiator = request.IsForPaperTrading ? PositionInitiator.PaperTrading : request.Initiator;
var position = new Position(Guid.NewGuid(), account.Id, request.Direction,
request.Ticker,
request.MoneyManagement,
initiator, request.Date, request.User);
if (!string.IsNullOrEmpty(request.SignalIdentifier))
{
var account = await accountService.GetAccount(request.AccountName, hideSecrets: false, getBalance: false);
var initiator = request.IsForPaperTrading ? PositionInitiator.PaperTrading : request.Initiator;
var position = new Position(Guid.NewGuid(), account.Id, request.Direction,
request.Ticker,
request.MoneyManagement,
initiator, request.Date, request.User);
if (!string.IsNullOrEmpty(request.SignalIdentifier))
{
position.SignalIdentifier = request.SignalIdentifier;
}
position.InitiatorIdentifier = request.InitiatorIdentifier;
position.TradingType = request.TradingType;
// Always use BotTradingBalance directly as the balance to risk
// Round to 2 decimal places to prevent precision errors
decimal balanceToRisk = Math.Round(request.AmountToTrade, 0, MidpointRounding.ToZero);
// Minimum check
if (balanceToRisk < Constants.GMX.Config.MinimumPositionAmount)
{
throw new Exception(
$"Bot trading balance of {balanceToRisk} USD is less than the minimum {Constants.GMX.Config.MinimumPositionAmount} USD required to trade");
}
var price = request.IsForPaperTrading && request.Price.HasValue
? request.Price.Value
: await exchangeService.GetPrice(account, request.Ticker, DateTime.Now);
var quantity = balanceToRisk / price;
var openPrice = request.IsForPaperTrading || request.Price.HasValue
? request.Price.Value
: price;
// For spot trading, determine swap direction
// Long: Swap USDC -> Token (buy token with USDC)
// Short: Swap Token -> USDC (sell token for USDC)
Ticker fromTicker;
Ticker toTicker;
double swapAmount;
if (request.Direction == TradeDirection.Long)
{
fromTicker = Ticker.USDC;
toTicker = request.Ticker;
swapAmount = (double)balanceToRisk;
}
else
{
fromTicker = request.Ticker;
toTicker = Ticker.USDC;
swapAmount = (double)quantity;
}
// For backtest/paper trading, simulate the swap without calling the exchange
SwapInfos swapResult;
if (request.IsForPaperTrading)
{
// Simulate successful swap for backtest
swapResult = new SwapInfos
{
Success = true,
Hash = Guid.NewGuid().ToString(),
Message = "Backtest spot position opened successfully"
};
}
else
{
// For live trading, call SwapGmxTokensAsync
swapResult = await tradingService.SwapGmxTokensAsync(
request.User,
request.AccountName,
fromTicker,
toTicker,
swapAmount,
"market",
null,
0.5);
}
if (!swapResult.Success)
{
position.Status = PositionStatus.Rejected;
throw new InvalidOperationException($"Failed to open spot position: {swapResult.Error ?? swapResult.Message}");
}
// Build the opening trade
var trade = exchangeService.BuildEmptyTrade(
request.Ticker,
openPrice,
quantity,
request.Direction,
1, // Spot trading has no leverage
TradeType.Market,
request.Date,
TradeStatus.Filled);
position.Open = trade;
// Calculate and set fees for the position
position.GasFees = TradingBox.CalculateOpeningGasFees();
// Set UI fees for opening
var positionSizeUsd = TradingBox.GetVolumeForPosition(position);
position.UiFees = TradingBox.CalculateOpeningUiFees(positionSizeUsd);
var closeDirection = request.Direction == TradeDirection.Long
? TradeDirection.Short
: TradeDirection.Long;
// Determine SL/TP Prices
var stopLossPrice = RiskHelpers.GetStopLossPrice(request.Direction, openPrice, request.MoneyManagement);
var takeProfitPrice = RiskHelpers.GetTakeProfitPrice(request.Direction, openPrice, request.MoneyManagement);
// Stop loss
position.StopLoss = exchangeService.BuildEmptyTrade(
request.Ticker,
stopLossPrice,
position.Open.Quantity,
closeDirection,
1, // Spot trading has no leverage
TradeType.StopLoss,
request.Date,
TradeStatus.Requested);
// Take profit
position.TakeProfit1 = exchangeService.BuildEmptyTrade(
request.Ticker,
takeProfitPrice,
quantity,
closeDirection,
1, // Spot trading has no leverage
TradeType.TakeProfit,
request.Date,
TradeStatus.Requested);
position.Status = IsOpenTradeHandled(position.Open.Status)
? position.Status
: PositionStatus.Rejected;
if (position.Status == PositionStatus.Rejected)
{
SentrySdk.CaptureException(
new Exception($"Position {position.Identifier} for {request.SignalIdentifier} rejected"));
}
if (!request.IsForPaperTrading)
{
await tradingService.InsertPositionAsync(position);
}
return position;
position.SignalIdentifier = request.SignalIdentifier;
}
private static bool IsOpenTradeHandled(TradeStatus tradeStatus)
position.InitiatorIdentifier = request.InitiatorIdentifier;
position.TradingType = request.TradingType;
// Always use BotTradingBalance directly as the balance to risk
// Round to 2 decimal places to prevent precision errors
decimal balanceToRisk = Math.Round(request.AmountToTrade, 0, MidpointRounding.ToZero);
// Minimum check
if (balanceToRisk < Constants.GMX.Config.MinimumPositionAmount)
{
return tradeStatus == TradeStatus.Filled
|| tradeStatus == TradeStatus.Requested;
throw new Exception(
$"Bot trading balance of {balanceToRisk} USD is less than the minimum {Constants.GMX.Config.MinimumPositionAmount} USD required to trade");
}
var price = request.IsForPaperTrading && request.Price.HasValue
? request.Price.Value
: await exchangeService.GetPrice(account, request.Ticker, DateTime.Now);
var quantity = balanceToRisk / price;
var openPrice = request.IsForPaperTrading
? request.Price ?? price
: price;
SwapInfos swapResult;
if (request.IsForPaperTrading)
{
// Simulate successful swap for backtest
swapResult = new SwapInfos
{
Success = true,
Hash = Guid.NewGuid().ToString(),
Message = "Backtest spot position opened successfully"
};
}
else
{
// For live trading, call SwapGmxTokensAsync
swapResult = await tradingService.SwapGmxTokensAsync(
request.User,
request.AccountName,
Ticker.USDC,
request.Ticker,
(double)balanceToRisk);
}
if (!swapResult.Success)
{
position.Status = PositionStatus.Rejected;
throw new InvalidOperationException(
$"Failed to open spot position: {swapResult.Error ?? swapResult.Message}");
}
// Build the opening trade
var trade = exchangeService.BuildEmptyTrade(
request.Ticker,
openPrice,
quantity,
request.Direction,
1, // Spot trading has no leverage
TradeType.Market,
request.Date,
TradeStatus.Filled);
position.Open = trade;
// Calculate and set fees for the position
position.GasFees = TradingBox.CalculateOpeningGasFees();
// Set UI fees for opening
var positionSizeUsd = position.Open.Quantity * position.Open.Price;
position.UiFees = TradingBox.CalculateOpeningUiFees(positionSizeUsd);
// Determine SL/TP Prices
var stopLossPrice = RiskHelpers.GetStopLossPrice(request.Direction, openPrice, request.MoneyManagement);
var takeProfitPrice = RiskHelpers.GetTakeProfitPrice(request.Direction, openPrice, request.MoneyManagement);
// Stop loss
position.StopLoss = exchangeService.BuildEmptyTrade(
request.Ticker,
stopLossPrice,
position.Open.Quantity,
TradeDirection.Short,
1, // Spot trading has no leverage
TradeType.StopLoss,
request.Date,
TradeStatus.Requested);
// Take profit
position.TakeProfit1 = exchangeService.BuildEmptyTrade(
request.Ticker,
takeProfitPrice,
quantity,
TradeDirection.Short,
1, // Spot trading has no leverage
TradeType.TakeProfit,
request.Date,
TradeStatus.Requested);
position.Status = IsOpenTradeHandled(position.Open.Status)
? position.Status
: PositionStatus.Rejected;
if (position.Status == PositionStatus.Rejected)
{
SentrySdk.CaptureException(
new Exception($"Position {position.Identifier} for {request.SignalIdentifier} rejected"));
}
if (!request.IsForPaperTrading)
{
await tradingService.InsertPositionAsync(position);
}
return position;
}
}
private static bool IsOpenTradeHandled(TradeStatus tradeStatus)
{
return tradeStatus is TradeStatus.Filled or TradeStatus.Requested;
}
}