feat: Improve language distinguishness and resolve language-specific issues

lib/ui/views/settings/settingsFragment/settings_update_language.dart

@@ -1,6 +1,5 @@
 // ignore_for_file: use_build_context_synchronously
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:language_code/language_code.dart';
 import 'package:revanced_manager/app/app.locator.dart';
@@ -35,8 +34,9 @@ class SUpdateLanguage extends BaseViewModel {
   }
 
   Future<void> showLanguagesDialog(BuildContext parentContext) {
-    final ValueNotifier<String> selectedLanguageCode =
-        ValueNotifier(LocaleSettings.currentLocale.languageCode);
+    final ValueNotifier<String> selectedLanguageCode = ValueNotifier(
+      '${LocaleSettings.currentLocale.languageCode}-${LocaleSettings.currentLocale.countryCode}',
+    );
     // initLang();
 
     // Return a dialog with list for each language supported by the application.
@@ -55,30 +55,24 @@ class SUpdateLanguage extends BaseViewModel {
               child: ListBody(
                 children: AppLocale.values.map(
                   (locale) {
-                    LanguageCodes? languageCode;
-                    Text? languageNativeName;
-
-                    try {
-                      languageCode =
-                          LanguageCodes.fromCode(locale.languageCode);
-                    } catch (e) {
-                      if (kDebugMode) {
-                        print(e);
-                      }
-                    }
-                    if (languageCode != null) {
-                      languageNativeName = Text(languageCode.nativeName);
-                    }
+                    final LanguageCodes languageCode = LanguageCodes.fromCode(
+                      '${locale.languageCode}_${locale.countryCode}',
+                      orElse: () => LanguageCodes.fromCode(locale.languageCode),
+                    );
 
                     return RadioListTile(
                       title: Text(
-                        languageCode?.englishName ?? locale.languageCode,
+                        languageCode.englishName,
+                      ),
+                      subtitle: Text(
+                        '${languageCode.nativeName} (${locale.languageCode}${locale.countryCode != null ? '-${locale.countryCode}' : ''})',
                       ),
-                      subtitle: languageNativeName,
-                      value: locale.languageCode == selectedLanguageCode.value,
+                      value: '${locale.languageCode}-${locale.countryCode}' ==
+                          selectedLanguageCode.value,
                       groupValue: true,
                       onChanged: (value) {
-                        selectedLanguageCode.value = locale.languageCode;
+                        selectedLanguageCode.value =
+                            '${locale.languageCode}-${locale.countryCode}';
                       },
                     );
                   },

pubspec.lock

@@ -562,10 +562,11 @@ packages:
   language_code:
     dependency: "direct main"
     description:
-      name: language_code
-      sha256: ca1e026cc5d4ceeeb03beb73c6fc695ff091e00cec76e089394a365917a37909
-      url: "https://pub.dev"
-    source: hosted
+      path: "."
+      ref: "21b71892d1ce07fb8ea51ac2b474e435360fb6f7"
+      resolved-ref: "21b71892d1ce07fb8ea51ac2b474e435360fb6f7"
+      url: "https://github.com/Ushie/language_code"
+    source: git
     version: "0.4.0"
   leak_tracker:
     dependency: transitive

pubspec.yaml

@@ -41,7 +41,10 @@ dependencies:
   injectable: ^2.1.1
   intl: ^0.18.0
   json_annotation: ^4.8.1
-  language_code: ^0.4.0
+  language_code:
+    git:
+      url: https://github.com/Ushie/language_code
+      ref: 21b71892d1ce07fb8ea51ac2b474e435360fb6f7 # Branch: feat/add-Filipino, Upstream PR: https://github.com/lamnhan066/language_code/pull/1 
   logcat:
     git:
       url: https://github.com/BenjaminHalko/logcat