import 'package:flutter/material.dart';

import 'bootstrap.dart';
import 'models/app_user.dart';
import 'screens/home_screen.dart';
import 'screens/landing_screen.dart';
import 'services/auth_service.dart';
import 'theme/app_theme.dart';
import 'widgets/profile_session.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await bootstrap();
  runApp(const CyberHybridHubApp());
}

class CyberHybridHubApp extends StatelessWidget {
  const CyberHybridHubApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Cyber Hybrid Hub',
      theme: buildAppTheme(),
      home: const AuthGate(),
    );
  }
}

class AuthGate extends StatelessWidget {
  const AuthGate({super.key});

  @override
  Widget build(BuildContext context) {
    return StreamBuilder<AppUser?>(
      stream: AuthService.instance.authStateChanges,
      builder: (BuildContext context, AsyncSnapshot<AppUser?> snapshot) {
        if (snapshot.connectionState == ConnectionState.waiting) {
          return const Scaffold(
            body: Center(
              child: CircularProgressIndicator(color: AppColors.accent),
            ),
          );
        }

        final AppUser? user = snapshot.data;
        if (user == null) {
          return const LandingScreen();
        }

        return ProfileSession(
          user: user,
          builder: (context, profile, syncStatus) => HomeScreen(
            user: user,
            profile: profile,
            syncStatus: syncStatus,
          ),
        );
      },
    );
  }
}