大幅変更＆環境バージョンアップ

lib/provider/auth_provider.dart

@@ -0,0 +1,31 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:gifunavi/model/auth_user.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+final authUserStateProvider =
+    StateNotifierProvider<AuthUserState, AuthUser>((ref) {
+  return AuthUserState();
+});
+
+class AuthUserState extends StateNotifier<AuthUser> {
+  AuthUserState() : super(AuthUser());
+
+  Future<void> saveToDevice(String val) async {
+    final SharedPreferences prefs = await SharedPreferences.getInstance();
+    await prefs.setString("user_token", val);
+  }
+
+  Future<String?> tokenFromDevice() async {
+    final SharedPreferences prefs = await SharedPreferences.getInstance();
+    return prefs.getString("user_token");
+  }
+
+  Future<void> addLogin(AuthUser user) async {
+    state = user;
+    await saveToDevice(user.auth_token!);
+  }
+
+  void removeLogin() {
+    state = AuthUser();
+  }
+}

lib/provider/cached_tile_provider.dart

@@ -0,0 +1,24 @@
+import 'package:path_provider/path_provider.dart';
+import 'dart:io';
+
+class CacheProvider {
+  static Future<void> initialize() async {
+    final cacheDirectory = await getTemporaryDirectory();
+    final mapCacheDir = Directory('${cacheDirectory.path}/map_cache');
+
+    if (!await mapCacheDir.exists()) {
+      await mapCacheDir.create(recursive: true);
+    }
+
+    // ここに追加の初期化ロジックを記述できます
+    // 例：キャッシュサイズの制限設定、有効期限の設定など
+  }
+
+  static Future<File> getCachedTile(String url) async {
+    final cacheDirectory = await getTemporaryDirectory();
+    final fileName = url.split('/').last;
+    return File('${cacheDirectory.path}/map_cache/$fileName');
+  }
+
+// 他のキャッシュ関連メソッドをここに追加できます
+}

lib/provider/game_state_provider.dart

@@ -0,0 +1,22 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:gifunavi/model/game_state_instance.dart';
+
+final gameStateNotifierProvider =
+    StateNotifierProvider<GameStaticState, GameInsStatetance>((ref) {
+  return GameStaticState();
+});
+
+class GameStaticState extends StateNotifier<GameInsStatetance> {
+  GameStaticState() : super(GameInsStatetance());
+
+  @override
+  GameInsStatetance get state => super.state;
+
+  void startGame(GameInsStatetance gi) {
+    state = gi;
+  }
+
+  void doCheckin() {}
+
+  void makeGoal() {}
+}

lib/provider/map_state_provider.dart

@@ -0,0 +1,18 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:gifunavi/model/map_state_instance.dart';
+
+final mapStateNotifierProvider =
+    StateNotifierProvider<MapState, MapStateInstance>((ref) {
+  return MapState();
+});
+
+class MapState extends StateNotifier<MapStateInstance> {
+  MapState() : super(MapStateInstance());
+
+  @override
+  MapStateInstance get state => super.state;
+
+  void startGame(MapStateInstance mi) {
+    state = mi;
+  }
+}