finished adding debugging as per homework

Lesson03/StartOfLesson/ToDo/Controllers/ToDoController.cs

@@ -7,10 +7,14 @@ namespace ToDoApp.Controllers
 {
     public class ToDoController : Controller
     {
+
+
 
         // GET: ToDo
         public ActionResult Index()
         {
+
+
             return View(Repository.ToDos);
         }
 

Lesson03/StartOfLesson/ToDo/Middleware/LoggerMiddleware.cs

@@ -0,0 +1,55 @@
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Web;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace ToDoApp.Middleware
+{
+    public class LoggerMiddleware : IMiddleware
+    {
+        private readonly ILogger<LoggerMiddleware> _logger;
+        public LoggerMiddleware(ILogger<LoggerMiddleware> logger)
+        {
+            _logger = logger;
+        }
+
+        public async Task InvokeAsync(HttpContext context, RequestDelegate next)
+        {
+
+            string path = context.Request.Path;
+            String[] pathParts = path.Split("/");
+            string controller = "";
+            string action = "";
+            string id = "";
+
+            if (pathParts.Length == 4)
+            {
+                controller = pathParts[1];
+                action = pathParts[2]; 
+                id = pathParts[3];
+            }
+
+            //should only happen when ToDoController has been called
+            if (controller == "ToDo")
+            {
+                //change the message
+                //show the controller name, action, and id if available
+                _logger.LogError("controller = " + controller + ". action = " + action + ". id = " + id);
+            }
+
+
+
+
+
+
+            await next(context);
+        }
+
+
+
+
+    }
+}       

Lesson03/StartOfLesson/ToDo/Program.cs

@@ -1,5 +1,6 @@
 using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Logging;
 
 namespace ToDoApp
 {

Lesson03/StartOfLesson/ToDo/Startup.cs

@@ -4,6 +4,8 @@
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using ToDoApp.Middleware;
 
 namespace ToDoApp
 {
@@ -26,7 +28,7 @@ public void ConfigureServices(IServiceCollection services)
                 options.MinimumSameSitePolicy = SameSiteMode.None;
             });
 
-
+            services.AddTransient<LoggerMiddleware>();
             services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
         }
 
@@ -45,6 +47,8 @@ public void Configure(IApplicationBuilder app, IHostingEnvironment env)
             app.UseStaticFiles();
             app.UseCookiePolicy();
 
+            app.UseMiddleware<LoggerMiddleware>();
+
             app.UseMvc(routes =>
             {
                 routes.MapRoute(