feat(frontend): add multi-language support (en, zh-Hans, zh-Hant, ja)

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2026-05-25 11:49:53 +08:00
parent 1539e495e6
commit 261b1ab169
20 changed files with 1955 additions and 139 deletions

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import 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:intl/intl.dart' as intl;
import 'app_localizations_en.dart';
import 'app_localizations_ja.dart';
import 'app_localizations_zh.dart';
// ignore_for_file: type=lint
/// Callers can lookup localized strings with an instance of AppLocalizations
/// returned by `AppLocalizations.of(context)`.
///
/// Applications need to include `AppLocalizations.delegate()` in their app's
/// `localizationDelegates` list, and the locales they support in the app's
/// `supportedLocales` list. For example:
///
/// ```dart
/// import 'l10n/app_localizations.dart';
///
/// return MaterialApp(
/// localizationsDelegates: AppLocalizations.localizationsDelegates,
/// supportedLocales: AppLocalizations.supportedLocales,
/// home: MyApplicationHome(),
/// );
/// ```
///
/// ## Update pubspec.yaml
///
/// Please make sure to update your pubspec.yaml to include the following
/// packages:
///
/// ```yaml
/// dependencies:
/// # Internationalization support.
/// flutter_localizations:
/// sdk: flutter
/// intl: any # Use the pinned version from flutter_localizations
///
/// # Rest of dependencies
/// ```
///
/// ## iOS Applications
///
/// iOS applications define key application metadata, including supported
/// locales, in an Info.plist file that is built into the application bundle.
/// To configure the locales supported by your app, youll need to edit this
/// file.
///
/// First, open your projects ios/Runner.xcworkspace Xcode workspace file.
/// Then, in the Project Navigator, open the Info.plist file under the Runner
/// projects Runner folder.
///
/// Next, select the Information Property List item, select Add Item from the
/// Editor menu, then select Localizations from the pop-up menu.
///
/// Select and expand the newly-created Localizations item then, for each
/// locale your application supports, add a new item and select the locale
/// you wish to add from the pop-up menu in the Value field. This list should
/// be consistent with the languages listed in the AppLocalizations.supportedLocales
/// property.
abstract class AppLocalizations {
AppLocalizations(String locale)
: localeName = intl.Intl.canonicalizedLocale(locale.toString());
final String localeName;
static AppLocalizations? of(BuildContext context) {
return Localizations.of<AppLocalizations>(context, AppLocalizations);
}
static const LocalizationsDelegate<AppLocalizations> delegate =
_AppLocalizationsDelegate();
/// A list of this localizations delegate along with the default localizations
/// delegates.
///
/// Returns a list of localizations delegates containing this delegate along with
/// GlobalMaterialLocalizations.delegate, GlobalCupertinoLocalizations.delegate,
/// and GlobalWidgetsLocalizations.delegate.
///
/// Additional delegates can be added by appending to this list in
/// MaterialApp. This list does not have to be used at all if a custom list
/// of delegates is preferred or required.
static const List<LocalizationsDelegate<dynamic>> localizationsDelegates =
<LocalizationsDelegate<dynamic>>[
delegate,
GlobalMaterialLocalizations.delegate,
GlobalCupertinoLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
];
/// A list of this localizations delegate's supported locales.
static const List<Locale> supportedLocales = <Locale>[
Locale('en'),
Locale('ja'),
Locale('zh'),
Locale.fromSubtags(languageCode: 'zh', scriptCode: 'Hant'),
];
/// No description provided for @settings.
///
/// In en, this message translates to:
/// **'Settings'**
String get settings;
/// No description provided for @networkConfiguration.
///
/// In en, this message translates to:
/// **'Network Configuration'**
String get networkConfiguration;
/// No description provided for @backendServerUrl.
///
/// In en, this message translates to:
/// **'Backend Server URL'**
String get backendServerUrl;
/// No description provided for @saveNetworkSettings.
///
/// In en, this message translates to:
/// **'Save Network Settings'**
String get saveNetworkSettings;
/// No description provided for @serverUrlUpdated.
///
/// In en, this message translates to:
/// **'Server URL Updated'**
String get serverUrlUpdated;
/// No description provided for @themeCustomization.
///
/// In en, this message translates to:
/// **'Theme Customization'**
String get themeCustomization;
/// No description provided for @appearanceMode.
///
/// In en, this message translates to:
/// **'Appearance Mode'**
String get appearanceMode;
/// No description provided for @system.
///
/// In en, this message translates to:
/// **'System'**
String get system;
/// No description provided for @light.
///
/// In en, this message translates to:
/// **'Light'**
String get light;
/// No description provided for @dark.
///
/// In en, this message translates to:
/// **'Dark'**
String get dark;
/// No description provided for @accentColor.
///
/// In en, this message translates to:
/// **'Accent Color'**
String get accentColor;
/// No description provided for @explore.
///
/// In en, this message translates to:
/// **'Explore'**
String get explore;
/// No description provided for @livePreviewThumbnails.
///
/// In en, this message translates to:
/// **'Live Preview Thumbnails'**
String get livePreviewThumbnails;
/// No description provided for @livePreviewThumbnailsDesc.
///
/// In en, this message translates to:
/// **'Show cached snapshot covers for live rooms when available.'**
String get livePreviewThumbnailsDesc;
/// No description provided for @security.
///
/// In en, this message translates to:
/// **'Security'**
String get security;
/// No description provided for @oldPassword.
///
/// In en, this message translates to:
/// **'Old Password'**
String get oldPassword;
/// No description provided for @newPassword.
///
/// In en, this message translates to:
/// **'New Password'**
String get newPassword;
/// No description provided for @changePassword.
///
/// In en, this message translates to:
/// **'Change Password'**
String get changePassword;
/// No description provided for @logout.
///
/// In en, this message translates to:
/// **'Logout'**
String get logout;
/// No description provided for @confirmLogout.
///
/// In en, this message translates to:
/// **'Confirm Logout'**
String get confirmLogout;
/// No description provided for @confirmLogoutDesc.
///
/// In en, this message translates to:
/// **'Are you sure you want to log out now?'**
String get confirmLogoutDesc;
/// No description provided for @cancel.
///
/// In en, this message translates to:
/// **'Cancel'**
String get cancel;
/// No description provided for @language.
///
/// In en, this message translates to:
/// **'Language'**
String get language;
/// No description provided for @selectLanguage.
///
/// In en, this message translates to:
/// **'Select Language'**
String get selectLanguage;
/// No description provided for @english.
///
/// In en, this message translates to:
/// **'English'**
String get english;
/// No description provided for @simplifiedChinese.
///
/// In en, this message translates to:
/// **'简体中文'**
String get simplifiedChinese;
/// No description provided for @traditionalChinese.
///
/// In en, this message translates to:
/// **'繁體中文'**
String get traditionalChinese;
/// No description provided for @japanese.
///
/// In en, this message translates to:
/// **'日本語'**
String get japanese;
/// No description provided for @console.
///
/// In en, this message translates to:
/// **'Console'**
String get console;
/// No description provided for @failedToLoadRooms.
///
/// In en, this message translates to:
/// **'Failed to load rooms'**
String get failedToLoadRooms;
/// No description provided for @goLive.
///
/// In en, this message translates to:
/// **'Go Live'**
String get goLive;
/// No description provided for @noActiveRooms.
///
/// In en, this message translates to:
/// **'No active rooms. Be the first!'**
String get noActiveRooms;
/// No description provided for @hostId.
///
/// In en, this message translates to:
/// **'Host ID'**
String get hostId;
/// No description provided for @username.
///
/// In en, this message translates to:
/// **'Username'**
String get username;
/// No description provided for @password.
///
/// In en, this message translates to:
/// **'Password'**
String get password;
/// No description provided for @fillAllFields.
///
/// In en, this message translates to:
/// **'Please fill in all fields'**
String get fillAllFields;
/// No description provided for @networkError.
///
/// In en, this message translates to:
/// **'Network Error: Could not connect to server'**
String get networkError;
/// No description provided for @loginFailed.
///
/// In en, this message translates to:
/// **'Login Failed'**
String get loginFailed;
/// No description provided for @login.
///
/// In en, this message translates to:
/// **'LOGIN'**
String get login;
/// No description provided for @dontHaveAccount.
///
/// In en, this message translates to:
/// **'Don\'t have an account? Create one'**
String get dontHaveAccount;
/// No description provided for @createAccount.
///
/// In en, this message translates to:
/// **'Create Account'**
String get createAccount;
/// No description provided for @joinHightube.
///
/// In en, this message translates to:
/// **'Join Hightube'**
String get joinHightube;
/// No description provided for @desiredUsername.
///
/// In en, this message translates to:
/// **'Desired Username'**
String get desiredUsername;
/// No description provided for @register.
///
/// In en, this message translates to:
/// **'REGISTER'**
String get register;
/// No description provided for @alreadyHaveAccount.
///
/// In en, this message translates to:
/// **'Already have an account? Login here'**
String get alreadyHaveAccount;
/// No description provided for @accountCreated.
///
/// In en, this message translates to:
/// **'Account created! Please login.'**
String get accountCreated;
/// No description provided for @playbackResolution.
///
/// In en, this message translates to:
/// **'Playback Resolution'**
String get playbackResolution;
/// No description provided for @availableNow.
///
/// In en, this message translates to:
/// **'Available now'**
String get availableNow;
/// No description provided for @waitingForTranscoding.
///
/// In en, this message translates to:
/// **'Waiting for backend transcoding output'**
String get waitingForTranscoding;
/// No description provided for @sendMessage.
///
/// In en, this message translates to:
/// **'Send a message...'**
String get sendMessage;
/// No description provided for @liveChat.
///
/// In en, this message translates to:
/// **'Live Chat'**
String get liveChat;
/// No description provided for @refresh.
///
/// In en, this message translates to:
/// **'Refresh'**
String get refresh;
/// No description provided for @volume.
///
/// In en, this message translates to:
/// **'Volume'**
String get volume;
/// No description provided for @danmakuOn.
///
/// In en, this message translates to:
/// **'Danmaku On'**
String get danmakuOn;
/// No description provided for @danmakuOff.
///
/// In en, this message translates to:
/// **'Danmaku Off'**
String get danmakuOff;
/// No description provided for @fullscreen.
///
/// In en, this message translates to:
/// **'Fullscreen'**
String get fullscreen;
/// No description provided for @exitFullscreen.
///
/// In en, this message translates to:
/// **'Exit Fullscreen'**
String get exitFullscreen;
/// No description provided for @resolution.
///
/// In en, this message translates to:
/// **'Resolution'**
String get resolution;
/// No description provided for @playbackOptionsDesc.
///
/// In en, this message translates to:
/// **'Select an available transcoded stream.'**
String get playbackOptionsDesc;
/// No description provided for @sourceOnlyDesc.
///
/// In en, this message translates to:
/// **'Only the source stream is available right now.'**
String get sourceOnlyDesc;
/// No description provided for @myStreamConsole.
///
/// In en, this message translates to:
/// **'My Stream Console'**
String get myStreamConsole;
/// No description provided for @noRoomInfo.
///
/// In en, this message translates to:
/// **'No room info found.'**
String get noRoomInfo;
/// No description provided for @roomTitle.
///
/// In en, this message translates to:
/// **'Room Title'**
String get roomTitle;
/// No description provided for @rtmpServerUrl.
///
/// In en, this message translates to:
/// **'RTMP Server URL'**
String get rtmpServerUrl;
/// No description provided for @streamKey.
///
/// In en, this message translates to:
/// **'Stream Key (Keep Secret!)'**
String get streamKey;
/// No description provided for @copiedToClipboard.
///
/// In en, this message translates to:
/// **'Copied to clipboard'**
String get copiedToClipboard;
/// No description provided for @failedToFetchRoomInfo.
///
/// In en, this message translates to:
/// **'Failed to fetch room info'**
String get failedToFetchRoomInfo;
}
class _AppLocalizationsDelegate
extends LocalizationsDelegate<AppLocalizations> {
const _AppLocalizationsDelegate();
@override
Future<AppLocalizations> load(Locale locale) {
return SynchronousFuture<AppLocalizations>(lookupAppLocalizations(locale));
}
@override
bool isSupported(Locale locale) =>
<String>['en', 'ja', 'zh'].contains(locale.languageCode);
@override
bool shouldReload(_AppLocalizationsDelegate old) => false;
}
AppLocalizations lookupAppLocalizations(Locale locale) {
// Lookup logic when language+script codes are specified.
switch (locale.languageCode) {
case 'zh':
{
switch (locale.scriptCode) {
case 'Hant':
return AppLocalizationsZhHant();
}
break;
}
}
// Lookup logic when only language code is specified.
switch (locale.languageCode) {
case 'en':
return AppLocalizationsEn();
case 'ja':
return AppLocalizationsJa();
case 'zh':
return AppLocalizationsZh();
}
throw FlutterError(
'AppLocalizations.delegate failed to load unsupported locale "$locale". This is likely '
'an issue with the localizations generation tool. Please file an issue '
'on GitHub with a reproducible sample app and the gen-l10n configuration '
'that was used.',
);
}