import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';

import 'screens/channel_list_screen.dart';
import 'screens/login_screen.dart';
import 'services/auth_service.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await Permission.microphone.request();
  runApp(const WalkieTalkieApp());
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'WalkieTalkie',
      theme: ThemeData(
        brightness: Brightness.dark,
        colorScheme: ColorScheme.dark(
          primary: const Color(0xFF00C853),
          secondary: const Color(0xFF1DE9B6),
          surface: const Color(0xFF1C1C1E),
        ),
        scaffoldBackgroundColor: Colors.black,
        useMaterial3: true,
      ),
      home: const _Splash(),
    );
  }
}

class _Splash extends StatefulWidget {
  const _Splash();

  @override
  State<_Splash> createState() => _SplashState();
}

class _SplashState extends State<_Splash> {
  @override
  void initState() {
    super.initState();
    _route();
  }

  Future<void> _route() async {
    final loggedIn = await AuthService().isLoggedIn();
    if (!mounted) return;
    Navigator.pushReplacement(
      context,
      MaterialPageRoute(
        builder: (_) =>
            loggedIn ? const ChannelListScreen() : const LoginScreen(),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return const Scaffold(
      backgroundColor: Colors.black,
      body: Center(
        child: CircularProgressIndicator(
          color: Color(0xFF00C853),
          strokeWidth: 2,
        ),
      ),
    );
  }
}