feat: 项目框架，全局空间处理

lib/global/language/app_language.dart

@@ -0,0 +1,55 @@
+import 'dart:ui';
+
+import 'package:get/get.dart';
+
+import '../../utils/tools/app_sp.dart';
+import '../const/common_string.dart';
+
+class AppLanguage extends Translations {
+
+  static List<Locale> supportedLocales = [
+    Locale('en', 'US'),
+    Locale('zh', 'CN'),
+    Get.deviceLocale!
+  ];
+
+  ///切换语言
+  static void changeLanguage(int languageIndex) {
+    Locale? appLocale;
+    switch (languageIndex) {
+      case 0: //English
+        appLocale = const Locale('en', 'US');
+        break;
+      case 1: //简体中文
+        appLocale = const Locale('zh', 'CN');
+        break;
+      case 2: //跟隨系統
+        appLocale = Get.deviceLocale;
+        break;
+      default:
+        appLocale = Get.deviceLocale;
+        break;
+    }
+    //保存到本地
+    // AppBox.shared.language = languageIndex;
+    // AppSp().setString(CommonString.language, appLocale!.languageCode);
+    // AppSp().setInt(CommonString.languageIndex, languageIndex);
+    Get.updateLocale(appLocale!);
+  }
+
+  static Future<Locale?> getLocale() async {
+    int lint = await AppSp().getInt(CommonString.languageIndex);
+    return supportedLocales[lint];
+  }
+
+  @override
+  Map<String, Map<String, String>> get keys => {
+    'en_US': {
+
+    },
+    'zh_CN': {
+
+    }
+  };
+
+}

lib/global/language/app_locale.dart

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+import 'package:get/get.dart';
+
+class AppLocale {
+  static String get languageCode =>
+      (Get.locale?.languageCode ?? 'en').toLowerCase();
+
+  static bool get isZh => languageCode.startsWith('zh');
+
+  static String pick({
+    required String zh,
+    required String en,
+  }) {
+    final String first = isZh ? zh : en;
+    final String second = isZh ? en : zh;
+    if (first.trim().isNotEmpty) return first;
+    if (second.trim().isNotEmpty) return second;
+    return '';
+  }
+}

lib/global/language/local_string.dart

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+
+class LocalString {
+
+}