Fix backtest

src/Managing.Application/Trading/ClosePositionCommandHandler.cs

@@ -27,14 +27,14 @@ public class ClosePositionCommandHandler(
                 return request.Position;
             }
 
-            var isForPaperTrading = request.Position.Initiator == PositionInitiator.PaperTrading;
+            var isForPaperTrading = request.IsForBacktest;
 
             var lastPrice = request.Position.Initiator == PositionInitiator.PaperTrading
                 ? request.ExecutionPrice.GetValueOrDefault()
                 : exchangeService.GetPrice(account, request.Position.Ticker, DateTime.UtcNow);
 
             // Check if position still open 
-            if (!isForPaperTrading)
+            if (!request.IsForBacktest)
             {
                 var p = (await exchangeService.GetBrokerPositions(account))
                     .FirstOrDefault(x => x.Ticker == request.Position.Ticker);
@@ -65,17 +65,19 @@ public class ClosePositionCommandHandler(
                 request.Position.ProfitAndLoss =
                     TradingBox.GetProfitAndLoss(request.Position, closedPosition.Quantity, lastPrice,
                         request.Position.Open.Leverage);
-                tradingService.UpdatePosition(request.Position);
+
+                if (!request.IsForBacktest)
+                    tradingService.UpdatePosition(request.Position);
             }
 
             return request.Position;
         }
         catch (Exception ex)
         {
-            // Log the error - regardless of the error type
-            logger?.LogError(ex, "Error closing position: {Message}", ex.Message);
+            logger?.LogError(ex, "Error closing position: {Message} \n Stacktrace : {StackTrace}", ex.Message,
+                ex.StackTrace);
 
-            throw new Exception(ex.Message);
+            throw;
         }
     }
 }

src/Managing.Application/Trading/Commands/ClosePositionCommand.cs

@@ -5,13 +5,15 @@ namespace Managing.Application.Trading.Commands
 {
     public class ClosePositionCommand : IRequest<Position>
     {
-        public ClosePositionCommand(Position position, decimal? executionPrice = null)
+        public ClosePositionCommand(Position position, decimal? executionPrice = null, bool isForBacktest = false)
         {
             Position = position;
             ExecutionPrice = executionPrice;
+            IsForBacktest = isForBacktest;
         }
 
-        public Position Position { get; }  
+        public Position Position { get; }
         public decimal? ExecutionPrice { get; set; }
+        public bool IsForBacktest { get; set; }
     }
-}
+}