local_auth.dart

// ignore_for_file: unnecessary_getters_setters

import 'package:local_auth/local_auth.dart';
import 'package:flutter/services.dart';

class LocalAuthenticationService {
  LocalAuthentication _auth = LocalAuthentication();
  bool _isProtectionEnabled = false;

  bool get isProtectionEnabled => _isProtectionEnabled;

  set isProtectionEnabled(bool enabled) => _isProtectionEnabled = enabled;

  bool isAuthenticated = false;

  Future<void> authenticate() async {
    if (_isProtectionEnabled) {
      try {
        isAuthenticated = await _auth.authenticate(
          localizedReason:
              'Scan your fingerprint (or face or whatever) to authenticate',
          options: const AuthenticationOptions(
            stickyAuth: true,
            biometricOnly: true,
          ),
        );
      } on PlatformException catch (e) {
        print(e);
      }
    }
  }
}