import 'package:flutter/material.dart';
import 'show_public_key_qr.dart';
import 'show_public_key_text.dart';
import 'generate_new_key_pair.dart';
import 'export_private_key.dart';
import 'delete_key_pair.dart';

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

  void _navigateToOption(BuildContext context, String option) {
    switch (option) {
      case 'Display public key as text':
        Navigator.push(
          context,
          MaterialPageRoute(builder: (context) => const DisplayPublicKeyTextPage()),
        );
        break;
      case 'Display public key as QR code':
        Navigator.push(
          context,
          MaterialPageRoute(builder: (context) => const DisplayPublicKeyQRCodePage()),
        );
        break;
      case 'Generate a new key pair':
        Navigator.push(
          context,
          MaterialPageRoute(builder: (context) => const GenerateNewKeyPairPage()),
        );
        break;
      case 'Export private key to password-encrypted file (AES 256)':
        Navigator.push(
          context,
          MaterialPageRoute(builder: (context) => const ExportPrivateKeyPage()),
        );
        break;
      case 'Delete a key pair':
        Navigator.push(
          context,
          MaterialPageRoute(builder: (context) => const DeleteKeyPairPage()),
        );
        break;
      default:
        break;
    }
  }

  @override
  Widget build(BuildContext context) {
    final keyManagementOptions = [
      'Display public key as text',
      'Display public key as QR code',
      'Generate a new key pair',
      'Export private key to password-encrypted file (AES 256)',
      'Delete a key pair',
    ];

    return Scaffold(
      backgroundColor: Colors.black,
      appBar: AppBar(
        title: const Text('Key Management'),
      ),
      body: ListView.builder(
        itemCount: keyManagementOptions.length,
        itemBuilder: (context, index) {
          return ListTile(
            title: Text(
              keyManagementOptions[index],
              style: const TextStyle(color: Colors.white),
            ),
            trailing: const Icon(Icons.arrow_forward_ios, color: Colors.white),
            onTap: () {
              _navigateToOption(context, keyManagementOptions[index]);
            },
          );
        },
      ),
    );
  }
}