import 'package:shared_preferences/shared_preferences.dart';

class SharedPreferencesService {
  static final SharedPreferencesService _instance = SharedPreferencesService._internal();
  factory SharedPreferencesService() => _instance;
  SharedPreferencesService._internal();

  Future<void> initialize() async {
    _prefs = await SharedPreferences.getInstance();
  }

  late SharedPreferences _prefs;

  bool getBool(String key, bool defaultValue) => _prefs.getBool(key) ?? defaultValue;
  Future<void> setBool(String key, bool value) => _prefs.setBool(key, value);
  int? getInt(String key) => _prefs.getInt(key);
  Future<void> setInt(String key, int value) => _prefs.setInt(key, value);
  String? getString(String key) => _prefs.getString(key);
  Future<void> setString(String key, String value) => _prefs.setString(key, value);
}