Add ASP.NET Trace identifier into error page

Author: leotsarev

src/JoinRpg.Portal/Controllers/ErrorPageController.cs

@@ -21,8 +21,9 @@ public IActionResult Error(int statusCode)
             return View(
                 new ErrorViewModel
                 {
-                    RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier,
-                    Path = feature?.RawTarget,
+                    RequestId = Activity.Current?.Id ?? "",
+                    AspNetTrace = HttpContext.TraceIdentifier,
+                    Path = feature?.RawTarget ?? "NO PATH",
                 }
                 );
         }

src/JoinRpg.Portal/Models/ErrorViewModel.cs

@@ -7,5 +7,7 @@ public class ErrorViewModel
         public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
 
         public string Path { get; internal set; }
+
+        public string AspNetTrace { get; set; }
     }
 }

src/JoinRpg.Portal/Views/Shared/Error.cshtml

@@ -15,6 +15,11 @@
     <p> RequestId: @Model.RequestId </p>
 }
 
+@if (Model.AspNetTrace is not null)
+{
+        <p>TraceIdentifier: @Model.AspNetTrace</p>
+}
+
 @if (!string.IsNullOrWhiteSpace(Model.Path))
 {
     <p> Путь: @Model.Path </p>