import 'package:flutter/material.dart';
import 'key_storage.dart';

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

  Future<void> _deleteKeyPair(BuildContext context) async {
    final keyStorage = KeyStorage();
    await keyStorage.deleteKeys();

    ScaffoldMessenger.of(context).showSnackBar(
      const SnackBar(
        content: Text('The key pair has been deleted.'),
      ),
    );

    Navigator.pop(context);
  }

  void _showConfirmationDialog(BuildContext context) {
    showDialog(
      context: context,
      builder: (BuildContext context) {
        return AlertDialog(
          title: const Text('Confirm Deletion'),
          content: const Text(
              'Are you sure you want to delete the key pair? This action is irreversible.'),
          actions: [
            TextButton(
              child: const Text('Cancel'),
              onPressed: () {
                Navigator.of(context).pop();
              },
            ),
            TextButton(
              child: const Text('Delete'),
              onPressed: () {
                Navigator.of(context).pop();
                _deleteKeyPair(context);
              },
            ),
          ],
        );
      },
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.black,
      appBar: AppBar(
        title: const Text('Delete a Key Pair'),
      ),
      body: Center(
        child: ElevatedButton(
          onPressed: () {
            _showConfirmationDialog(context);
          },
          child: const Text('Delete Key Pair'),
        ),
      ),
    );
  }
}