generateErrorState static method

Implementation

static String generateErrorState() {
  return '''
import 'package:flutter/material.dart';

class ErrorState extends StatelessWidget {
final String title;
final String message;
final VoidCallback? onRetry;
final String? retryText;
final IconData icon;

const ErrorState({
  Key? key,
  this.title = 'Oops! Something went wrong',
  required this.message,
  this.onRetry,
  this.retryText,
  this.icon = Icons.error_outline,
}) : super(key: key);

@override
Widget build(BuildContext context) {
  final theme = Theme.of(context);

  return Center(
    child: Padding(
      padding: const EdgeInsets.all(40),
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Container(
            padding: const EdgeInsets.all(28),
            decoration: BoxDecoration(
              color: theme.colorScheme.errorContainer.withOpacity(0.3),
              shape: BoxShape.circle,
            ),
            child: Icon(
              icon,
              size: 72,
              color: theme.colorScheme.error,
            ),
          ),
          const SizedBox(height: 32),
          Text(
            title,
            style: theme.textTheme.headlineSmall?.copyWith(
              fontWeight: FontWeight.bold,
              color: theme.colorScheme.onSurface,
            ),
            textAlign: TextAlign.center,
          ),
          const SizedBox(height: 12),
          Text(
            message,
            style: theme.textTheme.bodyLarge?.copyWith(
              color: theme.colorScheme.onSurfaceVariant,
              height: 1.5,
            ),
            textAlign: TextAlign.center,
          ),
          if (onRetry != null) ...[
            const SizedBox(height: 32),
            FilledButton.icon(
              onPressed: onRetry,
              icon: const Icon(Icons.refresh),
              label: Text(retryText ?? 'Try Again'),
              style: FilledButton.styleFrom(
                backgroundColor: theme.colorScheme.error,
                padding: const EdgeInsets.symmetric(
                  horizontal: 32,
                  vertical: 16,
                ),
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(16),
                ),
              ),
            ),
          ],
        ],
      ),
    ),
  );
}
}
''';
}