flutter_sudoku/lib/screens/home_screen.dart
2025-11-11 17:45:02 +09:00

337 lines
14 KiB
Dart

import 'dart:developer';
import 'package:flutter/material.dart';
import 'package:sudoku_app/models/game_level.dart';
import 'package:sudoku_app/models/game_rank_dto.dart';
import 'package:sudoku_app/models/sudoku_game_dto.dart';
import 'package:sudoku_app/models/sudoku_theme.dart';
import 'package:sudoku_app/screens/game_screen.dart';
import 'package:sudoku_app/screens/ranking_screen.dart';
import 'package:sudoku_app/services/puzzle_service.dart';
import 'package:sudoku_app/services/identity_service.dart';
import 'package:sudoku_app/widgets/ad_banner_widget.dart';
// 🔽 [삭제] RankChangeStatus enum은 더 이상 필요하지 않습니다.
class HomeScreen extends StatefulWidget {
const HomeScreen({super.key});
@override
State<HomeScreen> createState() => _HomeScreenState();
}
class _HomeScreenState extends State<HomeScreen> {
int _maxUnlockedLevel = 1;
// 🔽 [수정] 랭킹 변동 상태 대신 (이전 랭킹, 현재 랭킹) 튜플을 저장합니다.
// (Key: levelIndex, Value: (oldRank, currentRank))
// (0은 랭킹에 없음을 의미)
Map<int, (int, int)> _rankHistory = {};
String? _userName;
late String _selectedThemeName;
bool _isLoading = false;
final PuzzleService _puzzleService = PuzzleService();
final IdentityService _identityService = IdentityService();
@override
void initState() {
super.initState();
_selectedThemeName = AppThemes.random;
_loadProgress();
}
// 🔽 [삭제] _calculateRankStatus 헬퍼 함수는 더 이상 필요하지 않습니다.
// 🔽 [수정] 랭킹 변동 맵을 (int, int) 튜플로 저장하도록 수정
Future<void> _loadProgress() async {
// 1. 기본 정보 로드 (레벨, 유저 이름)
final maxLevel = await _identityService.getMaxUnlockedLevel();
final String? myName = await _identityService.getSavedUserName();
if (mounted) {
setState(() {
_maxUnlockedLevel = maxLevel;
_userName = myName;
});
}
if (myName == null) {
return;
}
try {
// 3-1. 이전에 저장된 랭킹 맵 로드
final Map<int, int> oldRankMap = await _identityService.getLastSavedRankMap();
// 3-2. 모든 레벨의 랭킹을 병렬로 조회
List<Future<List<GameRankDto>>> rankFutures = [];
for (final level in AppLevels.allLevels) {
rankFutures.add(_puzzleService.fetchRanks('SUDOKU', level.contextId));
}
final List<List<GameRankDto>> allRankResults = await Future.wait(rankFutures);
// 3-4. 결과 분석
Map<int, int> newRankMapForStorage = {}; // 👈 다음에 저장할 새로운 랭킹 맵
Map<int, (int, int)> newRankHistoryForState = {}; // 👈 UI에 반영할 변동 맵
for (int i = 0; i < AppLevels.allLevels.length; i++) {
final level = AppLevels.allLevels[i];
final currentRanks = allRankResults[i];
final int levelIndex = level.levelIndex;
// 3-5. 이 레벨의 이전 랭킹 (없으면 0)
final int oldRank = oldRankMap[levelIndex] ?? 0;
// 3-6. 이 레벨의 현재 랭킹 (없으면 0)
int currentRank = 0;
int myRankIndex = currentRanks.indexWhere((r) => r.playerName == myName);
if (myRankIndex != -1) {
currentRank = myRankIndex + 1; // 1-based 순위
}
// 3-7. 상태 저장 (숫자 쌍 자체를 저장)
newRankMapForStorage[levelIndex] = currentRank;
newRankHistoryForState[levelIndex] = (oldRank, currentRank);
}
// 4. 새로운 랭킹 맵을 로컬에 저장 (다음 실행 시 비교용)
await _identityService.saveLastRankMap(newRankMapForStorage);
// 5. UI 상태 업데이트
if (mounted) {
setState(() {
_rankHistory = newRankHistoryForState; // 👈 튜플 맵으로 UI 상태 업데이트
});
}
log("모든 레벨 랭킹 변동 확인 완료. (유저: $myName)");
} catch (e) {
log("HomeScreen: 랭킹 확인 실패: $e");
}
}
// (startGame 함수는 변경 없음)
Future<void> _startGame(GameLevel level) async {
setState(() { _isLoading = true; });
try {
final String difficulty = level.levelIndex.toString();
final SudokuGameDto gameData = await _puzzleService.startGame(difficulty);
final String userId = await _identityService.getOrCreateUserId();
final String? userName = _userName;
if (mounted) {
await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => GameScreen(
gameData: gameData,
themeName: _selectedThemeName,
userId: userId,
userName: userName,
levelIndex: level.levelIndex,
),
),
);
_loadProgress();
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('게임 로딩 실패: $e')),
);
}
} finally {
if (mounted) {
setState(() { _isLoading = false; });
}
}
}
// 🔽 [수정] build 메소드에서 랭킹 숫자(튜플)를 직접 비교하여 UI 생성
@override
Widget build(BuildContext context) {
final bool allLevelsUnlocked = _maxUnlockedLevel >= 99;
return Scaffold(
appBar: AppBar(title: const Text('스도쿠 게임')),
body: LayoutBuilder(
builder: (context, constraints) {
const double maxContentRatio = 0.6;
final double constrainedWidth = (constraints.maxHeight * maxContentRatio) > 500
? 500 : (constraints.maxHeight * maxContentRatio);
return Center(
child: ConstrainedBox(
constraints: BoxConstraints(maxWidth: constrainedWidth),
child: Column(
children: [
// 1. 테마 선택 (변경 없음)
Padding(
padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 10.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Text("테마: ", style: TextStyle(fontSize: 18)),
DropdownButton<String>(
value: _selectedThemeName,
items: AppThemes.selectableThemeNames.map((themeName) {
return DropdownMenuItem<String>(
value: themeName,
child: Text(themeName, style: const TextStyle(fontSize: 20)),
);
}).toList(),
onChanged: (themeName) {
if (themeName != null) {
setState(() { _selectedThemeName = themeName; });
}
},
),
],
),
),
// 2. 레벨 선택 리스트
Expanded(
child: ListView.builder(
itemCount: AppLevels.allLevels.length,
itemBuilder: (context, index) {
final GameLevel level = AppLevels.allLevels[index];
final bool isUnlocked = allLevelsUnlocked || level.levelIndex <= _maxUnlockedLevel;
// 🔽 [수정] 랭킹 튜플(숫자 쌍)을 가져옵니다.
final (int oldRank, int currentRank) = _rankHistory[level.levelIndex] ?? (0, 0);
// 1. 기본값 설정 (잠금 해제 시 플레이 아이콘, 잠겼으면 null)
Widget? trailingWidget = isUnlocked ? const Icon(Icons.play_arrow_rounded) : null;
String? subtitleText;
Color? subtitleColor;
// 🔽 [수정] 랭킹 숫자를 직접 비교하여 UI 텍스트와 아이콘을 결정합니다.
if (currentRank > 0) {
// 1. 현재 랭킹이 있는 경우 (1위, 5위 등)
String rankStr = "${currentRank}"; // 예: "5위"
if (oldRank > 0) {
// 1a. 이전 랭킹도 있는 경우 (변동 비교)
int change = oldRank - currentRank; // (7 -> 5) = +2 (상승) | (5 -> 7) = -2 (하락)
if (change > 0) { // 순위 상승
subtitleText = "$rankStr (▲ $change)";
subtitleColor = Colors.green;
trailingWidget = const Icon(Icons.arrow_circle_up_rounded, color: Colors.green, size: 28);
} else if (change < 0) { // 순위 하락
subtitleText = "$rankStr (▼ ${change.abs()})";
subtitleColor = Colors.red;
trailingWidget = const Icon(Icons.arrow_circle_down_rounded, color: Colors.red, size: 28);
} else { // 순위 유지
subtitleText = "$rankStr (유지)";
subtitleColor = Colors.grey;
trailingWidget = const Icon(Icons.check_circle_outline_rounded, color: Colors.grey, size: 28);
}
} else {
// 1b. 신규 랭킹 진입 (currentRank > 0, oldRank == 0)
subtitleText = "$rankStr (신규 진입)";
subtitleColor = Colors.blue;
trailingWidget = const Icon(Icons.new_releases_rounded, color: Colors.blue, size: 28);
}
} else {
// 2. 현재 랭킹이 없는 경우 (currentRank == 0)
if (oldRank > 0) {
// 2a. 랭킹에서 이탈 (currentRank == 0, oldRank > 0)
subtitleText = "랭킹 이탈 (이전 ${oldRank}위)";
subtitleColor = Colors.orange;
trailingWidget = const Icon(Icons.warning_amber_rounded, color: Colors.orange, size: 28);
} else {
// 2b. 랭킹 기록 없음 (currentRank == 0, oldRank == 0)
// subtitleText는 null, trailingWidget은 기본값(플레이 아이콘) 유지
}
}
// 🔼 [수정] 완료
return Card(
margin: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 4.0),
child: ListTile(
leading: Icon(
isUnlocked ? Icons.lock_open_rounded : Icons.lock_rounded,
color: isUnlocked ? Colors.blue : Colors.grey,
),
title: Text(level.name, style: TextStyle(
fontSize: 18,
fontWeight: isUnlocked ? FontWeight.bold : FontWeight.normal,
color: isUnlocked ? Colors.black : Colors.grey,
)),
// 🔽 서브타이틀 표시 (null이 아닐 때만)
subtitle: subtitleText != null
? Text(subtitleText, style: TextStyle(color: subtitleColor, fontWeight: FontWeight.bold))
: null,
// 🔽 최종 결정된 trailingWidget 표시
trailing: trailingWidget,
onTap: isUnlocked && !_isLoading
? () => _startGame(level)
: null,
),
);
},
),
),
// 3. 랭킹 보기 버튼 (변경 없음 - 이전 스타일 유지)
Container(
margin: const EdgeInsets.fromLTRB(16.0, 0, 16.0, 8.0),
decoration: BoxDecoration(
color: Colors.grey.shade100,
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(12.0),
topRight: Radius.circular(12.0),
),
border: Border.all(color: Colors.grey.shade300),
),
child: ClipRRect(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(12.0),
topRight: Radius.circular(12.0),
),
child: InkWell(
onTap: () {
final String currentDifficultyName = AppLevels.getLevel(_maxUnlockedLevel).name;
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => RankingScreen(
initialDifficultyName: currentDifficultyName,
),
),
);
},
child: Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(vertical: 14.0),
child: const Text(
'🏆 전체 랭킹 보기',
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: Colors.black87,
),
),
),
),
),
),
],
),
),
);
},
),
bottomNavigationBar: const AdBannerWidget(),
);
}
}