All the code

Gameboard.ShogiUI.Sockets/Extensions/LogMiddleware.cs

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+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+using System.Threading.Tasks;
+
+namespace Gameboard.ShogiUI.Sockets.Extensions
+{
+  public class LogMiddleware
+  {
+    private readonly RequestDelegate next;
+    private readonly ILogger logger;
+
+    public LogMiddleware(RequestDelegate next, ILoggerFactory factory)
+    {
+      this.next = next;
+      logger = factory.CreateLogger<LogMiddleware>();
+    }
+
+    public async Task Invoke(HttpContext context)
+    {
+      try
+      {
+        await next(context);
+      }
+      finally
+      {
+        logger.LogInformation("Request {method} {url} => {statusCode}",
+            context.Request?.Method,
+            context.Request?.Path.Value,
+            context.Response?.StatusCode);
+      }
+    }
+  }
+
+  public static class IApplicationBuilderExtensions
+  {
+    public static IApplicationBuilder UseRequestResponseLogging(this IApplicationBuilder builder)
+    {
+      builder.UseMiddleware<LogMiddleware>();
+      return builder;
+    }
+  }
+}