Update

src/BackOffice.BFF.Application/Common/Behaviours/PerformanceBehaviour.cs

@@ -0,0 +1,43 @@
+using System.Diagnostics;
+using MediatR;
+using Microsoft.Extensions.Logging;
+
+namespace BackOffice.BFF.Application.Common.Behaviours;
+
+public class PerformanceBehaviour<TRequest, TResponse> : IPipelineBehavior<TRequest, TResponse>
+    where TRequest : IRequest<TResponse>
+{
+    private readonly Stopwatch _timer;
+    private readonly ILogger<TRequest> _logger;
+    private readonly ICurrentUserService _currentUserService;
+
+    public PerformanceBehaviour(ILogger<TRequest> logger, ICurrentUserService currentUserService)
+    {
+        _timer = new Stopwatch();
+        _logger = logger;
+        _currentUserService = currentUserService;
+    }
+
+    public async Task<TResponse> Handle(TRequest request, RequestHandlerDelegate<TResponse> next,
+        CancellationToken cancellationToken)
+    {
+        _timer.Start();
+
+        var response = await next();
+
+        _timer.Stop();
+
+        var elapsedMilliseconds = _timer.ElapsedMilliseconds;
+
+        if (elapsedMilliseconds > 500)
+        {
+            var requestName = typeof(TRequest).Name;
+            var userId = _currentUserService.UserId ?? string.Empty;
+
+            _logger.LogWarning("Long Running Request: {Name} ({ElapsedMilliseconds} milliseconds) {@UserId} {@Request}",
+                requestName, elapsedMilliseconds, userId, request);
+        }
+
+        return response;
+    }
+}