import 'package:flutter/material.dart';

/// Empty state widget
class EmptyState extends StatelessWidget {
  final String message;
  final String? subMessage;
  final IconData? icon;
  final VoidCallback? onAction;
  final String? actionText;

  const EmptyState({
    super.key,
    required this.message,
    this.subMessage,
    this.icon,
    this.onAction,
    this.actionText,
  });

  @override
  Widget build(BuildContext context) {
    return Center(
      child: Padding(
        padding: const EdgeInsets.all(32.0),
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Icon(
              icon ?? Icons.inbox_outlined,
              size: 48,
              color: Theme.of(context).colorScheme.outline,
            ),
            const SizedBox(height: 24),
            Text(
              message,
              style: Theme.of(context).textTheme.titleLarge,
              textAlign: TextAlign.center,
            ),
            if (subMessage != null) ...[
              const SizedBox(height: 8),
              Text(
                subMessage!,
                style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                      color: Theme.of(context).colorScheme.onSurfaceVariant,
                    ),
                textAlign: TextAlign.center,
              ),
            ],
            if (onAction != null) ...[
              const SizedBox(height: 24),
              ElevatedButton(
                onPressed: onAction,
                child: Text(actionText ?? 'Take Action'),
              ),
            ],
          ],
        ),
      ),
    );
  }
}