Revert "removed IRoutingStateProvider from Router (#49083)"

This reverts commit 541b49e.

Author: javiercn

src/Components/Components/src/Routing/Router.cs

@@ -8,6 +8,7 @@
 using System.Runtime.ExceptionServices;
 using Microsoft.AspNetCore.Components.HotReload;
 using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.DependencyInjection;
 
 namespace Microsoft.AspNetCore.Components.Routing;
 
@@ -47,6 +48,8 @@ static readonly IReadOnlyDictionary<string, object> _emptyParametersDictionary
 
     [Inject] IServiceProvider ServiceProvider { get; set; }
 
+    private IRoutingStateProvider? RoutingStateProvider { get; set; }
+
     /// <summary>
     /// Gets or sets the assembly that should be searched for components matching the URI.
     /// </summary>
@@ -101,6 +104,7 @@ public void Attach(RenderHandle renderHandle)
         _baseUri = NavigationManager.BaseUri;
         _locationAbsolute = NavigationManager.Uri;
         NavigationManager.LocationChanged += OnLocationChanged;
+        RoutingStateProvider = ServiceProvider.GetService<IRoutingStateProvider>();
 
         if (HotReloadManager.Default.MetadataUpdateSupported)
         {
@@ -197,6 +201,16 @@ internal virtual void Refresh(bool isNavigationIntercepted)
         var relativePath = NavigationManager.ToBaseRelativePath(_locationAbsolute);
         var locationPath = TrimQueryOrHash(relativePath);
 
+        // In order to avoid routing twice we check for RouteData
+        if (RoutingStateProvider?.RouteData is { } endpointRouteData)
+        {
+            Log.NavigatingToComponent(_logger, endpointRouteData.PageType, locationPath, _baseUri);
+
+            _renderHandle.Render(Found(endpointRouteData));
+
+            return;
+        }
+
         RefreshRouteTable();
 
         var context = new RouteContext($"/{locationPath}");