retrieveCredentials method

Future<Map<String, dynamic>?> retrieveCredentials({ bool requireBiometrics = false, String? customKey, })

Retrieve credentials with biometric protection

Implementation

Future<Map<String, dynamic>?> retrieveCredentials({
  bool requireBiometrics = false,
  String? customKey,
}) async {
  try {
    OnairosDebugHelper.log('🔓 Retrieving credentials with enhanced security');

    // Check if biometric authentication is required and available
    if (requireBiometrics && await _isBiometricsAvailable()) {
      final authenticated = await _authenticateWithBiometrics('Access your secure credentials');
      if (!authenticated) {
        throw Exception('Biometric authentication required to access credentials');
      }
    }

    final key = customKey ?? 'onairos_credentials_enhanced';
    final credentialsJson = await _secureStorage.read(key: key);

    if (credentialsJson != null) {
      final credentials = jsonDecode(credentialsJson) as Map<String, dynamic>;
      OnairosDebugHelper.log('✅ Credentials retrieved successfully');
      return credentials;
    }

    OnairosDebugHelper.log('⚠️ No credentials found');
    return null;
  } catch (e) {
    OnairosDebugHelper.log('❌ Error retrieving credentials: $e');
    return null;
  }
}