Init

Prefab.Web.Client/Pages/ResultComponentBase.cs

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+using Microsoft.AspNetCore.Components;
+using Prefab.Web.Client.Models.Shared;
+using Prefab.Web.Client.Services;
+
+namespace Prefab.Web.Client.Pages;
+
+public abstract class ResultComponentBase<T> : ComponentBase
+{
+    [Inject]
+    protected INotificationService NotificationService { get; set; } = null!;
+
+    protected async Task<Result<T>> Execute(
+        Func<CancellationToken, Task<Result<T>>> operation,
+        CancellationToken cancellationToken)
+    {
+        try
+        {
+            var result = await operation(cancellationToken);
+
+            if (!result.IsSuccess && result.Problem is { } problem)
+            {
+                var message = string.IsNullOrWhiteSpace(problem.Detail)
+                    ? problem.Title ?? "An unexpected error occurred."
+                    : problem.Detail;
+
+                NotificationService.ShowError(message);
+            }
+
+            return result;
+        }
+        catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
+        {
+            throw;
+        }
+        catch (Exception exception)
+        {
+            var problem = ResultProblem.Unexpected("Failed to complete the requested operation.", exception);
+            var fallback = problem.Detail ?? problem.Title ?? "Failed to complete the requested operation.";
+            NotificationService.ShowError(fallback);
+            return Result<T>.Failure(problem);
+        }
+    }
+}