import 'package:flutter/material.dart';

/// Loading indicator widget
///
/// Displays a circular progress indicator with optional message
class LoadingIndicator extends StatelessWidget {
  final String? message;
  final double size;

  const LoadingIndicator({super.key, this.message, this.size = 40});

  @override
  Widget build(BuildContext context) {
    return Center(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        mainAxisSize: MainAxisSize.min,
        children: [
          SizedBox(
            width: size,
            height: size,
            child: CircularProgressIndicator(strokeWidth: size / 10),
          ),
          if (message != null) ...[
            const SizedBox(height: 16),
            Text(
              message!,
              style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                color: Theme.of(context).colorScheme.onSurfaceVariant,
              ),
              textAlign: TextAlign.center,
            ),
          ],
        ],
      ),
    );
  }
}