Add signalr

src/Managing.Application/Backtesting/Backtester.cs

@@ -2,6 +2,7 @@
 using Managing.Application.Abstractions.Repositories;
 using Managing.Application.Abstractions.Services;
 using Managing.Application.Bots;
+using Managing.Application.Hubs;
 using Managing.Core.FixedSizedQueue;
 using Managing.Domain.Accounts;
 using Managing.Domain.Backtests;
@@ -13,8 +14,10 @@ using Managing.Domain.Strategies;
 using Managing.Domain.Strategies.Base;
 using Managing.Domain.Users;
 using Managing.Domain.Workflows;
+using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Logging;
 using static Managing.Common.Enums;
+using LightBacktestResponse = Managing.Domain.Backtests.LightBacktest; // Use the domain model for notification
 
 namespace Managing.Application.Backtesting
 {
@@ -28,6 +31,7 @@ namespace Managing.Application.Backtesting
         private readonly IAccountService _accountService;
         private readonly IMessengerService _messengerService;
         private readonly IKaigenService _kaigenService;
+        private readonly IHubContext<BacktestHub> _hubContext;
 
         public Backtester(
             IExchangeService exchangeService,
@@ -37,7 +41,8 @@ namespace Managing.Application.Backtesting
             IScenarioService scenarioService,
             IAccountService accountService,
             IMessengerService messengerService,
-            IKaigenService kaigenService)
+            IKaigenService kaigenService,
+            IHubContext<BacktestHub> hubContext)
         {
             _exchangeService = exchangeService;
             _botFactory = botFactory;
@@ -47,6 +52,7 @@ namespace Managing.Application.Backtesting
             _accountService = accountService;
             _messengerService = messengerService;
             _kaigenService = kaigenService;
+            _hubContext = hubContext;
         }
 
         public Backtest RunSimpleBotBacktest(Workflow workflow, bool save = false)
@@ -604,5 +610,14 @@ namespace Managing.Application.Backtesting
         {
             return _backtestRepository.GetPendingBundleBacktestRequests();
         }
+
+        /// <summary>
+        /// Sends a LightBacktestResponse to all SignalR subscribers of a bundle request.
+        /// </summary>
+        public async Task SendBundleBacktestUpdateAsync(string requestId, LightBacktestResponse response)
+        {
+            if (string.IsNullOrWhiteSpace(requestId) || response == null) return;
+            await _hubContext.Clients.Group($"bundle-{requestId}").SendAsync("BundleBacktestUpdate", response);
+        }
     }
 }