Add ui fee into TradingBot.cs

src/Managing.Application/Backtesting/Backtester.cs

@@ -205,6 +205,7 @@ namespace Managing.Application.Backtesting
             var growthPercentage = TradingHelpers.GetGrowthFromInitalBalance(config.BotTradingBalance, finalPnl);
             var hodlPercentage = TradingHelpers.GetHodlPercentage(candles[0], candles.Last());
 
+            var fees = bot.GetTotalFees();
             var scoringParams = new BacktestScoringParams(
                 sharpeRatio: (double)stats.SharpeRatio,
                 maxDrawdownPc: (double)stats.MaxDrawdownPc,
@@ -212,7 +213,7 @@ namespace Managing.Application.Backtesting
                 hodlPercentage: (double)hodlPercentage,
                 winRate: winRate,
                 totalPnL: (double)finalPnl,
-                fees: (double)bot.GetTotalFees(),
+                fees: (double)fees,
                 tradeCount: bot.Positions.Count,
                 maxDrawdownRecoveryTime: stats.MaxDrawdownRecoveryTime
             );
@@ -225,7 +226,7 @@ namespace Managing.Application.Backtesting
                 WinRate = winRate,
                 GrowthPercentage = growthPercentage,
                 HodlPercentage = hodlPercentage,
-                Fees = bot.GetTotalFees(),
+                Fees = fees,
                 WalletBalances = bot.WalletBalances.ToList(),
                 Statistics = stats,
                 OptimizedMoneyManagement = optimizedMoneyManagement,

src/Managing.Application/Bots/TradingBot.cs

@@ -1031,9 +1031,6 @@ public class TradingBot : Bot, ITradingBot
                 // Add PnL (could be positive or negative)
                 Config.BotTradingBalance += position.ProfitAndLoss.Realized;
               
-                // Subtract fees
-                Config.BotTradingBalance -= GetPositionFees(position);
-
                 Logger.LogInformation(
                     $"💰 **Balance Updated**\nNew bot trading balance: `${Config.BotTradingBalance:F2}`");
             }
@@ -1146,51 +1143,50 @@ public class TradingBot : Bot, ITradingBot
 
     /// <summary>
     /// Calculates the total fees paid by the trading bot for each position.
+    /// Includes UI fees (0.1% of position size) and network fees ($0.50 for opening).
+    /// Closing fees are handled by oracle, so no network fee for closing.
     /// </summary>
     /// <returns>Returns the total fees paid as a decimal value.</returns>
     public decimal GetTotalFees()
     {
-        decimal fees = 0;
+        decimal totalFees = 0;
-        foreach (var position in Positions.Where(p => p.Open.Fee > 0))
+        
+        foreach (var position in Positions.Where(p => p.Open.Price > 0 && p.Open.Quantity > 0))
         {
-            fees += position.Open.Fee;
+            totalFees += CalculatePositionFees(position);
-            fees += position.StopLoss.Status == TradeStatus.Filled ? position.StopLoss.Fee : 0;
-            fees += position.TakeProfit1.Status == TradeStatus.Filled ? position.TakeProfit1.Fee : 0;
-
-            if (position.IsFinished() &&
-                position.StopLoss.Status != TradeStatus.Filled && position.TakeProfit1.Status != TradeStatus.Filled)
-                fees += position.Open.Fee;
-
-            if (position.TakeProfit2 != null)
-                fees += position.TakeProfit2.Fee;
         }
 
-        return fees;
+        return totalFees;
     }
 
     /// <summary>
-    /// Calculates the total fees for a specific position
+    /// Calculates the total fees for a specific position based on GMX V2 fee structure
     /// </summary>
     /// <param name="position">The position to calculate fees for</param>
     /// <returns>The total fees for the position</returns>
-    private decimal GetPositionFees(Position position)
+    private decimal CalculatePositionFees(Position position)
     {
         decimal fees = 0;
         
-        fees += position.Open.Fee;
+        // Calculate position size in USD (leverage is already included in quantity calculation)
-        fees += position.StopLoss.Status == TradeStatus.Filled ? position.StopLoss.Fee : 0;
+        var positionSizeUsd = position.Open.Price * position.Open.Quantity;
-        fees += position.TakeProfit1.Status == TradeStatus.Filled ? position.TakeProfit1.Fee : 0;
         
-        if (position.IsFinished() &&
+        // UI Fee: 0.1% of position size paid BOTH on opening AND closing
-            position.StopLoss.Status != TradeStatus.Filled && position.TakeProfit1.Status != TradeStatus.Filled)
+        var uiFeeRate = 0.001m; // 0.1%
-            fees += position.Open.Fee;
+        var uiFeeOpen = positionSizeUsd * uiFeeRate;   // Fee paid on opening
+        var uiFeeClose = positionSizeUsd * uiFeeRate;  // Fee paid on closing
+        var totalUiFees = uiFeeOpen + uiFeeClose;      // Total: 0.2% of position size
+        fees += totalUiFees;
         
-        if (position.TakeProfit2 != null)
+        // Network Fee: $0.50 for opening position only
-            fees += position.TakeProfit2.Status == TradeStatus.Filled ? position.TakeProfit2.Fee : 0;
+        // Closing is handled by oracle, so no network fee for closing
+        var networkFeeForOpening = 0.50m;
+        fees += networkFeeForOpening;
         
         return fees;
     }
 
+
     public async Task ToggleIsForWatchOnly()
     {
         Config.IsForWatchingOnly = !Config.IsForWatchingOnly;

src/Managing.WebApp/src/components/organism/Backtest/backtestRowDetails.tsx

@@ -332,6 +332,13 @@ const BacktestRowDetails: React.FC<IBacktestRowDetailsProps> = ({
               maximumFractionDigits: 2 
             })}
           ></CardText>
+          <CardText
+            title="Total Fees"
+            content={"$" + backtest.fees.toLocaleString('en-US', { 
+              minimumFractionDigits: 2, 
+              maximumFractionDigits: 2 
+            })}
+          ></CardText>
           <CardText
             title="Recommended Cooldown"
             content={cooldownRecommendations.percentile75 + " candles"}