submanager/lib/providers/locale_provider.dart

import 'package:flutter/material.dart';
import 'package:hive/hive.dart';

class LocaleProvider extends ChangeNotifier {
  late Box<String> _localeBox;
  Locale _locale = const Locale('ko');

  Locale get locale => _locale;

  Future<void> init() async {
    _localeBox = await Hive.openBox<String>('locale');
    final savedLocale = _localeBox.get('locale', defaultValue: 'ko');
    _locale = Locale(savedLocale ?? 'ko');
    notifyListeners();
  }

  Future<void> setLocale(String languageCode) async {
    _locale = Locale(languageCode);
    await _localeBox.put('locale', languageCode);
    notifyListeners();
  }
}