// lib/widgets/missing_keys_banner.dart — driver app
import 'package:flutter/material.dart';

import '../Provider/public_keys_provider.dart';

class MissingKeysBanner extends StatelessWidget {
  const MissingKeysBanner({super.key});

  @override
  Widget build(BuildContext context) {
    final missing = publickeys.missingPublicKeys;
    final isTest  = publickeys.isTestEnvironment;

    if (missing.isEmpty && !isTest) return const SizedBox.shrink();

    return Column(
      mainAxisSize: MainAxisSize.min,
      children: [
        if (isTest)
          Container(
            width: double.infinity,
            color: Colors.orange,
            padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 12),
            child: const Text(
              '⚠️  TEST ENVIRONMENT',
              textAlign: TextAlign.center,
              style: TextStyle(
                color: Colors.white,
                fontWeight: FontWeight.bold,
                fontSize: 12,
              ),
            ),
          ),
        if (missing.isNotEmpty)
          Container(
            width: double.infinity,
            color: Colors.red.shade700,
            padding: const EdgeInsets.symmetric(vertical: 6, horizontal: 12),
            child: Text(
              '🔑 Keys not configured: ${missing.join(', ')}. Contact admin.',
              textAlign: TextAlign.center,
              style: const TextStyle(color: Colors.white, fontSize: 11),
            ),
          ),
      ],
    );
  }
}