Remove candle from backtest

src/Managing.Application/Trading/TradingService.cs

@@ -1,11 +1,14 @@
 using Managing.Application.Abstractions.Repositories;
 using Managing.Application.Abstractions.Services;
+using Managing.Core.FixedSizedQueue;
 using Managing.Domain.Accounts;
 using Managing.Domain.Bots;
+using Managing.Domain.Candles;
 using Managing.Domain.Scenarios;
 using Managing.Domain.Shared.Helpers;
 using Managing.Domain.Statistics;
 using Managing.Domain.Strategies;
+using Managing.Domain.Strategies.Base;
 using Managing.Domain.Synth.Models;
 using Managing.Domain.Trades;
 using Managing.Infrastructure.Evm.Models.Privy;
@@ -423,4 +426,50 @@ public class TradingService : ITradingService
         return await _synthPredictionService.MonitorPositionRiskAsync(ticker, direction, currentPrice, liquidationPrice,
             positionIdentifier, botConfig);
     }
+
+    /// <summary>
+    /// Calculates indicators values for a given scenario and candles.
+    /// </summary>
+    /// <param name="scenario">The scenario containing indicators.</param>
+    /// <param name="candles">The candles to calculate indicators for.</param>
+    /// <returns>A dictionary of indicator types to their calculated values.</returns>
+    public async Task<Dictionary<IndicatorType, IndicatorsResultBase>> CalculateIndicatorsValuesAsync(
+        Scenario scenario, 
+        List<Candle> candles)
+    {
+        var indicatorsValues = new Dictionary<IndicatorType, IndicatorsResultBase>();
+        
+        if (scenario?.Indicators == null || scenario.Indicators.Count == 0)
+        {
+            return indicatorsValues;
+        }
+
+        // Convert candles to FixedSizeQueue for indicators
+        var fixedCandles = new FixedSizeQueue<Candle>(10000);
+        foreach (var candle in candles)
+        {
+            fixedCandles.Enqueue(candle);
+        }
+
+        // Build indicators from scenario
+        foreach (var indicator in scenario.Indicators)
+        {
+            try
+            {
+                // Build the indicator using ScenarioHelpers
+                var builtIndicator = ScenarioHelpers.BuildIndicator(indicator, 10000);
+                builtIndicator.Candles = fixedCandles;
+                
+                indicatorsValues[indicator.Type] = builtIndicator.GetIndicatorValues();
+            }
+            catch (Exception ex)
+            {
+                // Log the error but continue with other indicators
+                _logger.LogError(ex, "Error calculating indicator {IndicatorName}: {ErrorMessage}", 
+                    indicator.Name, ex.Message);
+            }
+        }
+
+        return indicatorsValues;
+    }
 }