AB#5820 - Introduced WebProfiler for asp.net core

src/Umbraco.Web.Common/Middleware/UmbracoRequestMiddleware.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+
+namespace Umbraco.Web.Common.Middleware
+{
+    public class UmbracoRequestMiddleware
+    {
+        private readonly RequestDelegate _next;
+        private readonly IUmbracoRequestLifetimeManager _umbracoRequestLifetimeManager;
+        public UmbracoRequestMiddleware(RequestDelegate next, IUmbracoRequestLifetimeManager umbracoRequestLifetimeManager)
+        {
+            _next = next;
+            _umbracoRequestLifetimeManager = umbracoRequestLifetimeManager;
+        }
+
+        public async Task InvokeAsync(HttpContext context)
+        {
+            _umbracoRequestLifetimeManager.InitRequest(context);
+            await _next(context);
+            _umbracoRequestLifetimeManager.EndRequest(context);
+        }
+    }
+
+    public interface IUmbracoRequestLifetime
+    {
+        event EventHandler<HttpContext> RequestStart;
+        event EventHandler<HttpContext> RequestEnd;
+    }
+
+    public class UmbracoRequestLifetime : IUmbracoRequestLifetime, IUmbracoRequestLifetimeManager
+    {
+        public event EventHandler<HttpContext> RequestStart;
+        public event EventHandler<HttpContext> RequestEnd;
+
+        public void InitRequest(HttpContext context)
+        {
+            RequestStart?.Invoke(this, context);
+        }
+
+        public void EndRequest(HttpContext context)
+        {
+            RequestEnd?.Invoke(this, context);
+        }
+    }
+
+    public interface IUmbracoRequestLifetimeManager
+    {
+        void InitRequest(HttpContext context);
+        void EndRequest(HttpContext context);
+    }
+}