lib/firebase/auth.dart


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import 'package:firebase_auth/firebase_auth.dart';

class Auth {
  final FirebaseAuth _auth = FirebaseAuth.instance;
  final GithubAuthProvider _githubProvider = GithubAuthProvider();
  final GoogleAuthProvider _googleAuthProvider = GoogleAuthProvider();

  User? get currentUser => _auth.currentUser;

  Stream<User?> get userChanges => _auth.userChanges();

  Future<bool> createUserWithEmailAndPassword({
    required String email,
    required String password,
  }) async {
    try {
      await _auth.createUserWithEmailAndPassword(
        email: email,
        password: password,
      );
      return true;
    } catch (e) {
      print(e);
      return false;
    }
  }

  Future<bool> signInWithEmailAndPassword({
    required String email,
    required String password,
  }) async {
    try {
      UserCredential cred = await _auth.signInWithEmailAndPassword(
        email: email,
        password: password,
      );
      return cred.user?.emailVerified == true;
    } catch (e) {
      print(e);
      return false;
    }
  }

  Future<bool> signInWithGoogle() async {
    try {
      await _auth.signInWithProvider(_googleAuthProvider);
      return true;
    } catch (e) {
      print(e);
      return false;
    }
  }

  Future<bool> signInWithGithub() async {
    try {
      await _auth.signInWithProvider(_githubProvider);
      return true;
    } catch (e) {
      print(e);
      return false;
    }
  }

  Future<bool> signOut() async {
    try {
      await _auth.signOut();
      return true;
    } catch (e) {
      print(e);
      return false;
    }
  }
}