import 'package:flutter/material.dart';

import 'package:flutter_riverpod/flutter_riverpod.dart';

import 'package:fladder/l10n/generated/app_localizations.dart';

///Only use for base translations, under normal circumstances ALWAYS use the widgets provided context
final localizationContextProvider = StateProvider<BuildContext?>((ref) => null);

extension BuildContextExtension on BuildContext {
  AppLocalizations get localized => AppLocalizations.of(this);
}

class LocalizationContextWrapper extends ConsumerStatefulWidget {
  final Widget child;
  const LocalizationContextWrapper({required this.child, super.key});

  @override
  ConsumerState<LocalizationContextWrapper> createState() => _LocalizationContextWrapperState();
}

class _LocalizationContextWrapperState extends ConsumerState<LocalizationContextWrapper> {
  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addPostFrameCallback((event) {
      ref.read(localizationContextProvider.notifier).update((cb) => context);
    });
  }

  @override
  Widget build(BuildContext context) => widget.child;
}

extension LocaleDisplayCodeExtension on Locale {
  String toDisplayCode() {
    return countryCode != null && countryCode!.isNotEmpty
        ? "${languageCode.toUpperCase()}-${countryCode!.toUpperCase()}"
        : languageCode.toUpperCase();
  }
}