import 'package:flutter/material.dart';
import '../../core/network/api_exception.dart';

class ErrorDisplay extends StatelessWidget {
  final Object error;
  final VoidCallback? onRetry;

  const ErrorDisplay({super.key, required this.error, this.onRetry});

  String get _message {
    if (error is ApiException) return (error as ApiException).message;
    return error.toString();
  }

  @override
  Widget build(BuildContext context) {
    final theme = Theme.of(context);
    return Center(
      child: Padding(
        padding: const EdgeInsets.all(24),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Icon(Icons.error_outline, size: 48, color: theme.colorScheme.error),
            const SizedBox(height: 16),
            Text(
              'Fehler',
              style: theme.textTheme.titleMedium,
            ),
            const SizedBox(height: 8),
            Text(
              _message,
              style: theme.textTheme.bodyMedium,
              textAlign: TextAlign.center,
            ),
            if (onRetry != null) ...[
              const SizedBox(height: 16),
              ElevatedButton.icon(
                onPressed: onRetry,
                icon: const Icon(Icons.refresh),
                label: const Text('Erneut versuchen'),
              ),
            ],
          ],
        ),
      ),
    );
  }
}