import 'package:flutter/material.dart';
import 'package:playwith_core/playwith_core.dart'; // Core 패키지 import
import 'lobby_screen.dart';

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

  @override
  State<IntroScreen> createState() => _IntroScreenState();
}

class _IntroScreenState extends State<IntroScreen> {
  final _nicknameController = TextEditingController();

  void _enterLobby() {
    if (_nicknameController.text.trim().isEmpty) return;

    // 1. Core 패키지의 NetworkManager 초기화
    NetworkManager().initialize(nickname: _nicknameController.text.trim());

    // 2. 로비 화면으로 이동
    Navigator.push(
      context,
      MaterialPageRoute(builder: (_) => const LobbyScreen()),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: Padding(
          padding: const EdgeInsets.all(32.0),
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              const Text('PlayWith', style: TextStyle(fontSize: 40, fontWeight: FontWeight.bold)),
              const SizedBox(height: 40),
              TextField(
                controller: _nicknameController,
                decoration: const InputDecoration(
                  labelText: '닉네임을 입력하세요',
                  border: OutlineInputBorder(),
                ),
              ),
              const SizedBox(height: 20),
              ElevatedButton(
                onPressed: _enterLobby,
                style: ElevatedButton.styleFrom(minimumSize: const Size(double.infinity, 50)),
                child: const Text('입장하기'),
              ),
            ],
          ),
        ),
      ),
    );
  }
}