app-starlock/lib/translations/current_locale_tool.dart

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

import '../app_settings/app_settings.dart';
import '../tools/store_service.dart';
import 'app_dept.dart';

class CurrentLocaleTool {
  /// 获取当前语言的Locale字符串，没有的话获取系统的
  static String getCurrentLocaleString() {
    final Locale locale = StoreService.to.getLanguageCode()!.isNotEmpty
        ? appDept.deptSupportedLocales
            .where((Locale element) =>
                element.languageCode.toString() ==
                getCurrentLocaleWithLanguageCode(
                        StoreService.to.getLanguageCode()!)
                    .languageCode)
            .first
        : Get.deviceLocale!; // Get.deviceLocale;
    final String languageCode = convertLocale(locale).toString();
    AppLog.log(
        '11111locale.toString(): ${locale.toString()} locale: $locale languageCode:$languageCode 从本地获取code:${StoreService.to.getLanguageCode()}');
    return languageCode;
  }

  /// 获取当前储存的Locale，没有的话获取系统的
  static Locale getCurrentLocale() {
    final Locale locale = StoreService.to.getLanguageCode()!.isNotEmpty
        ? appDept.deptSupportedLocales
            .where((Locale element) =>
                element.languageCode.toString() ==
                getCurrentLocaleWithLanguageCode(
                        StoreService.to.getLanguageCode()!)
                    .languageCode)
            .first
        : Get.deviceLocale!; // Get.deviceLocale;
    final Locale getLocale = convertLocale(locale);
    AppLog.log(
        '222locale.toString(): ${locale.toString()} locale: $locale getLocale:$getLocale 从本地获取code:${StoreService.to.getLanguageCode()}');
    return getLocale;
  }

  static Locale getCurrentLocaleWithLanguageCode(String languageCode) {
    final List<String> parts = languageCode.split('_');
    final String language = parts[0];
    final String country = parts.length > 1 ? parts[1] : '';

    for (Locale locale in appDept.deptSupportedLocales) {
      if (locale.languageCode == language && locale.countryCode == country) {
        return locale;
      }
    }

    return Get.deviceLocale!;
  }

  /// 国际化中文繁体及中文的转化
  static Locale convertLocale(Locale locale) {
    switch (locale.languageCode) {
      case 'zh':
        if (locale.scriptCode == 'Hans') {
          // 简体中文
          return const Locale('zh', 'CN');
        } else if (locale.scriptCode == 'Hant') {
          // 繁体中文
          if (locale.countryCode == 'CN') {
            return const Locale('zh', 'TW');
          } else if (locale.countryCode == 'HK') {
            return const Locale('zh', 'HK');
          }
        }
        break;
      case 'en':
        return const Locale('en', 'US');
      case 'fr':
        return const Locale('fr', 'FR');
      case 'ru':
        return const Locale('ru', 'RU');
      case 'de':
        return const Locale('de', 'DE');
      case 'ja':
        return const Locale('ja', 'JP');
      case 'ko':
        return const Locale('ko', 'KR');
      case 'it':
        return const Locale('it', 'IT');
      case 'uk':
        return const Locale('uk', 'UA');
      case 'pt':
        return const Locale('pt', 'PT');
      case 'es':
        return const Locale('es', 'ES');
      case 'ar':
        return const Locale('ar', 'SA');
      case 'vi':
        return const Locale('vi', 'VN');
      case 'ms':
        return const Locale('ms', 'MY');
      case 'nl':
        return const Locale('nl', 'NL');
      case 'ro':
        return const Locale('ro', 'RO');
      case 'lt':
        return const Locale('lt', 'LT');
      case 'sv':
        return const Locale('sv', 'SE');
      case 'et':
        return const Locale('et', 'EE');
      case 'pl':
        return const Locale('pl', 'PL');
      case 'sk':
        return const Locale('sk', 'SK');
      case 'cs':
        return const Locale('cs', 'CZ');
      case 'el':
        return const Locale('el', 'GR');
      case 'he':
        return const Locale('he', 'IL');
      case 'sr':
        return const Locale('sr', 'RS');
      case 'tr':
        return const Locale('tr', 'TR');
      case 'hu':
        return const Locale('hu', 'HU');
      case 'bg':
        return const Locale('bg', 'BG');
      case 'kk':
        return const Locale('kk', 'KZ');
      case 'bn':
        return const Locale('bn', 'BD');
      case 'hr':
        return const Locale('hr', 'BA');
      case 'th':
        return const Locale('th', 'TH');
      case 'id':
        return const Locale('id', 'ID');
      case 'fi':
        return const Locale('fi', 'FI');
      case 'da':
        return const Locale('da', 'DK');
      default:
        return locale;
    }
    // 默认返回 Locale 的完整格式
    return locale;
  }
}