// import 'package:firebase_auth/firebase_auth.dart';
// import 'package:flutter_facebook_auth/flutter_facebook_auth.dart';

// class FacebookSignIn {
//   Future<UserCredential?> signInWithFacebook() async {
//     final LoginResult result = await FacebookAuth.instance.login();
//     if (result.status == LoginStatus.success) {
//       // Create a credential from the access token
//       final OAuthCredential credential =
//           FacebookAuthProvider.credential(result.accessToken!.tokenString);
//       // Once signed in, return the UserCredential
//       return await FirebaseAuth.instance.signInWithCredential(credential);
//     }
//     return null;
//   }

//   Future<void> signOut() async {
//     try {
//       await FacebookAuth.instance.logOut();
//       print('Facebook Sign Out Successful');
//     } catch (e) {
//       print('Error during Facebook Sign Out: $e');
//     }
//   }

//   Future<bool> isSignedIn() async {
//     final accessToken = await FacebookAuth.instance.accessToken;
//     return accessToken != null;
//   }
// }