52 lines
2.2 KiB
Dart
52 lines
2.2 KiB
Dart
import 'dart:collection';
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import 'package:aves/model/settings/settings.dart';
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import 'package:aves/widgets/common/extensions/build_context.dart';
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import 'package:aves/widgets/dialogs/aves_selection_dialog.dart';
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import 'package:collection/collection.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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import 'package:flutter_localized_locales/flutter_localized_locales.dart';
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class LanguageTile extends StatelessWidget {
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final Locale _systemLocale = WidgetsBinding.instance.window.locale;
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static const _systemLocaleOption = Locale('system');
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@override
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Widget build(BuildContext context) {
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final current = settings.locale;
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return ListTile(
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title: Text(context.l10n.settingsLanguage),
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subtitle: Text('${current == null ? '${context.l10n.settingsSystemDefault} • ${_getLocaleName(_systemLocale)}' : _getLocaleName(current)}'),
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onTap: () async {
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final value = await showDialog<Locale>(
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context: context,
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builder: (context) => AvesSelectionDialog<Locale>(
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initialValue: settings.locale ?? _systemLocaleOption,
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options: _getLocaleOptions(context),
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optionSubtitleBuilder: (locale) => locale == _systemLocaleOption ? _getLocaleName(_systemLocale) : null,
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title: context.l10n.settingsLanguage,
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),
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);
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if (value != null) {
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settings.locale = value == _systemLocaleOption ? null : value;
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}
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},
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);
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}
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String _getLocaleName(Locale locale) => LocaleNamesLocalizationsDelegate.nativeLocaleNames[locale.toString()];
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LinkedHashMap<Locale, String> _getLocaleOptions(BuildContext context) {
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final supportedLocales = List<Locale>.from(AppLocalizations.supportedLocales);
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supportedLocales.removeWhere((locale) => locale == _systemLocale);
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final displayLocales = supportedLocales.map((locale) => MapEntry(locale, _getLocaleName(locale))).toList()..sort((a, b) => compareAsciiUpperCase(a.value, b.value));
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return LinkedHashMap.of({
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_systemLocaleOption: context.l10n.settingsSystemDefault,
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...LinkedHashMap.fromEntries(displayLocales),
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});
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}
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}
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