import 'package:flutter/widgets.dart';

enum AppLanguage { ru, en }

class LanguageController extends ValueNotifier<AppLanguage> {
  LanguageController([super.value = AppLanguage.ru]);

  void setLanguage(AppLanguage language) {
    value = language;
  }
}

class LanguageScope extends InheritedNotifier<LanguageController> {
  const LanguageScope({
    super.key,
    required LanguageController controller,
    required super.child,
  }) : super(notifier: controller);

  static LanguageController of(BuildContext context) {
    final scope = context.dependOnInheritedWidgetOfExactType<LanguageScope>();
    assert(scope != null, 'LanguageScope is missing in widget tree');
    return scope!.notifier!;
  }
}

extension TrExt on BuildContext {
  String tr(String ru, String en) {
    return LanguageScope.of(this).value == AppLanguage.ru ? ru : en;
  }

  bool get isRu => LanguageScope.of(this).value == AppLanguage.ru;
}