import 'package:firebase_auth/firebase_auth.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lba/screens/auth/onboarding_page.dart';
import 'package:lba/screens/mains/navigation/navigation.dart';
import 'package:lba/screens/auth/bloc/auth_bloc.dart';

class AuthWrapper extends StatefulWidget {
  const AuthWrapper({super.key});

  @override
  State<AuthWrapper> createState() => _AuthWrapperState();
}

class _AuthWrapperState extends State<AuthWrapper> {
  final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();

  @override
  Widget build(BuildContext context) {
    return BlocListener<AuthBloc, AuthState>(
      listener: (context, state) {
        if (state is AuthInitial) {
          if (FirebaseAuth.instance.currentUser == null) {
            Navigator.of(context).pushAndRemoveUntil(
              MaterialPageRoute(builder: (context) => const OnboardingPage()),
              (route) => false,
            );
          }
        }
      },
      child: StreamBuilder<User?>(
        stream: FirebaseAuth.instance.authStateChanges(),
        builder: (context, snapshot) {
          if (snapshot.connectionState == ConnectionState.waiting) {
            return const Scaffold(
              body: Center(
                child: CircularProgressIndicator(),
              ),
            );
          }

          final bool isLoggedIn = snapshot.hasData && snapshot.data != null;

          if (isLoggedIn) {
            return const MainScreen();
          } else {
            return const OnboardingPage();
          }
        },
      ),
    );
  }
}