Tricoder/frontend/lib/features/shared/presentation/widgets/async_value_view.dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

class AsyncValueView<T> extends StatelessWidget {
  const AsyncValueView({
    super.key,
    required this.value,
    required this.data,
    this.loadingMessage = 'Loading...',
  });

  final AsyncValue<T> value;
  final Widget Function(T data) data;
  final String loadingMessage;

  @override
  Widget build(BuildContext context) {
    return value.when(
      data: data,
      loading: () => Card(
        child: Padding(
          padding: const EdgeInsets.all(20),
          child: Row(
            children: [
              const SizedBox(
                width: 18,
                height: 18,
                child: CircularProgressIndicator(strokeWidth: 2.2),
              ),
              const SizedBox(width: 12),
              Expanded(child: Text(loadingMessage)),
            ],
          ),
        ),
      ),
      error: (error, stackTrace) => Card(
        child: Padding(
          padding: const EdgeInsets.all(20),
          child: Text('Request failed: $error'),
        ),
      ),
    );
  }
}