feat(enrolling): enable logging every command and query processing

Author: ratanparai

src/Services/Enrolling/Enrolling.API/Application/Behaviors/LoggingBehavior.cs

@@ -0,0 +1,38 @@
+using System.Threading;
+using System.Threading.Tasks;
+using MediatR;
+using Microsoft.Extensions.Logging;
+
+namespace OpenCodeFoundation.ESchool.Services.Enrolling.API.Application.Behaviors
+{
+    public class LoggingBehavior<TRequest, TResponse>
+        : IPipelineBehavior<TRequest, TResponse>
+    {
+        private readonly ILogger<LoggingBehavior<TRequest, TResponse>> _logger;
+
+        public LoggingBehavior(ILogger<LoggingBehavior<TRequest, TResponse>> logger)
+        {
+            _logger = logger ?? throw new System.ArgumentNullException(nameof(logger));
+        }
+
+        public async Task<TResponse> Handle(
+            TRequest request,
+            CancellationToken cancellationToken,
+            RequestHandlerDelegate<TResponse> next)
+        {
+            _logger.LogInformation(
+                "Handling request {RequestName} ({@Request})",
+                request.GetType().Name,
+                request);
+
+            var response = await next();
+
+            _logger.LogInformation(
+                "Request {RequestName} handled. Response: {@Response}",
+                request.GetType().Name,
+                response);
+
+            return response;
+        }
+    }
+}

src/Services/Enrolling/Enrolling.API/Startup.cs

@@ -11,6 +11,7 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.OpenApi.Models;
+using OpenCodeFoundation.ESchool.Services.Enrolling.API.Application.Behaviors;
 using OpenCodeFoundation.ESchool.Services.Enrolling.API.Application.Validations;
 using OpenCodeFoundation.ESchool.Services.Enrolling.API.Extensions;
 using OpenCodeFoundation.ESchool.Services.Enrolling.Infrastructure;
@@ -31,6 +32,8 @@ public void ConfigureServices(IServiceCollection services)
         {
             services.AddMediatR(typeof(Startup).GetTypeInfo().Assembly);
 
+            services.AddTransient(typeof(IPipelineBehavior<,>), typeof(LoggingBehavior<,>));
+
             services.AddDbContext<EnrollingContext>(options =>
                 {
                     options.UseSqlServer(