import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:service_api/service_api.dart';
import 'base_game_screen.dart'; // GameResultArgs import

class GameCompletionScreen extends StatefulWidget {
  final GameResultArgs args;
  final bool isDailyCourse;

  const GameCompletionScreen({
    super.key,
    required this.args,
    this.isDailyCourse = false,
  });

  @override
  State<GameCompletionScreen> createState() => _GameCompletionScreenState();
}

class _GameCompletionScreenState extends State<GameCompletionScreen> {
  late TextEditingController _nameController;
  late IdentityService _identityService;
  bool _isSaving = false;
  String? _userName;

  @override
  void initState() {
    super.initState();
    _identityService = context.read<IdentityService>();
    // [Fix] args.userName 사용 가능
    String? initialName = widget.args.userName;
    _nameController = TextEditingController(text: initialName ?? '');
    _loadUserInfo();
  }

  Future<void> _loadUserInfo() async {
    final session = await _identityService.getUserSession();
    String? name = session?.userName ?? await _identityService.getUserName();
    
    // 만약 args에 이름이 없고 저장된 이름이 있다면 불러옴
    if (widget.args.userName == null && name != null) {
      if (mounted) {
        setState(() {
          _nameController.text = name;
          _userName = name;
        });
      }
    }
    
    if (session != null && !session.isGuest) {
      _saveProgress(name ?? "Unknown");
    }
  }

  Future<void> _saveProgress(String playerName) async {
    if (_isSaving) return;
    setState(() => _isSaving = true);

    try {
      await _identityService.saveUserName(playerName);
      
      // [Fix] 타입 호환성 수정: String 인자 전달
      if (widget.args.onProgressSave != null) {
        await widget.args.onProgressSave!(playerName);
      }
      
      if (widget.args.stars != null && widget.args.levelIndex != null) {
         await _identityService.submitGameResult(
            gameType: widget.args.gameType, 
            level: widget.args.levelIndex!, 
            stars: widget.args.stars!
         );
      }

    } catch (e) {
      debugPrint("Error saving progress: $e");
    } finally {
      if (mounted) setState(() => _isSaving = false);
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('결과')),
      body: SingleChildScrollView(
        padding: const EdgeInsets.all(24),
        child: Column(
          children: [
            const Icon(Icons.emoji_events, size: 80, color: Colors.orange),
            const SizedBox(height: 24),
            Text(
              "점수: ${widget.args.primaryScore}",
              style: const TextStyle(fontSize: 24, fontWeight: FontWeight.bold),
            ),
            const SizedBox(height: 32),
            TextField(
              controller: _nameController,
              decoration: const InputDecoration(
                labelText: '이름을 입력하세요',
                border: OutlineInputBorder(),
              ),
            ),
            const SizedBox(height: 24),
            ElevatedButton(
              onPressed: () async {
                await _saveProgress(_nameController.text);
                if (!mounted) return;
                
                if (widget.args.onNextGame != null) {
                  widget.args.onNextGame!();
                } else {
                  Navigator.pop(context);
                }
              },
              child: const Text('확인'),
            )
          ],
        ),
      ),
    );
  }
}