import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:provider/provider.dart';
import 'core/constants/colors.dart';
import 'features/auth/providers/auth_provider.dart';
import 'features/auth/screens/login_screen.dart';

import 'package:shared_preferences/shared_preferences.dart';
import 'features/home/screens/home_screen.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final prefs = await SharedPreferences.getInstance();
  final isLoggedIn = prefs.containsKey('token');

  runApp(
    MultiProvider(
      providers: [
        ChangeNotifierProvider(create: (_) => AuthProvider()),
      ],
      child: MyApp(isLoggedIn: isLoggedIn),
    ),
  );
}

class MyApp extends StatelessWidget {
  final bool isLoggedIn;
  
  const MyApp({super.key, required this.isLoggedIn});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Social Buddy',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        useMaterial3: true,
        scaffoldBackgroundColor: const Color(0xFFFAFAFA),
        colorScheme: ColorScheme.fromSeed(
          seedColor: AppColors.primary,
          primary: AppColors.primary,
          secondary: AppColors.secondary,
          error: AppColors.danger,
        ),
        textTheme: GoogleFonts.nunitoTextTheme(
          Theme.of(context).textTheme,
        ),
        appBarTheme: AppBarTheme(
          backgroundColor: Colors.white,
          elevation: 0,
          centerTitle: true,
          iconTheme: const IconThemeData(color: AppColors.black),
          titleTextStyle: GoogleFonts.nunito(
            color: AppColors.black,
            fontSize: 18,
            fontWeight: FontWeight.bold,
          ),
        ),
        elevatedButtonTheme: ElevatedButtonThemeData(
          style: ElevatedButton.styleFrom(
            backgroundColor: AppColors.primary,
            foregroundColor: Colors.white,
            padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
            shape: RoundedRectangleBorder(
              borderRadius: BorderRadius.circular(12),
            ),
            textStyle: GoogleFonts.nunito(
              fontWeight: FontWeight.bold,
              fontSize: 16,
            ),
          ),
        ),
        inputDecorationTheme: InputDecorationTheme(
          filled: true,
          fillColor: Colors.white,
          contentPadding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
          border: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: BorderSide(color: AppColors.whiteDark.withOpacity(0.2)),
          ),
          enabledBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: BorderSide(color: AppColors.whiteDark.withOpacity(0.2)),
          ),
          focusedBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: const BorderSide(color: AppColors.primary),
          ),
          hintStyle: GoogleFonts.nunito(color: AppColors.whiteDark),
        ),
      ),
      home: isLoggedIn ? const HomeScreen() : const LoginScreen(),
    );
  }
}