From 94d829599255668c2e8d56a639e38c36d0c6df6b Mon Sep 17 00:00:00 2001
From: Imran Remtulla <contact@imranr.dev>
Date: Fri, 21 Feb 2025 12:51:44 -0500
Subject: [PATCH] Bugfix - app crashes when language set to zh_Hant_TW

---
 lib/main.dart                        | 15 ++++++---------
 lib/pages/settings.dart              |  4 ++--
 lib/providers/settings_provider.dart | 22 +++++++++++-----------
 pubspec.yaml                         |  2 +-
 4 files changed, 20 insertions(+), 23 deletions(-)

diff --git a/lib/main.dart b/lib/main.dart
index e34b1ea..4b20795 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -23,7 +23,7 @@ import 'package:easy_localization/src/localization.dart';
 List<MapEntry<Locale, String>> supportedLocales = const [
   MapEntry(Locale('en'), 'English'),
   MapEntry(Locale('zh'), '简体中文'),
-  MapEntry(Locale('zh_Hant_TW'), '臺灣話'),
+  MapEntry(Locale('zh', 'Hant_TW'), '臺灣話'),
   MapEntry(Locale('it'), 'Italiano'),
   MapEntry(Locale('ja'), '日本語'),
   MapEntry(Locale('hu'), 'Magyar'),
@@ -61,11 +61,11 @@ Future<void> loadTranslations() async {
   var forceLocale = s.forcedLocale;
   final controller = EasyLocalizationController(
     saveLocale: true,
-    forceLocale: forceLocale != null ? Locale(forceLocale) : null,
+    forceLocale: forceLocale,
     fallbackLocale: fallbackLocale,
     supportedLocales: supportedLocales.map((e) => e.key).toList(),
     assetLoader: const RootBundleAssetLoader(),
-    useOnlyLangCode: true,
+    useOnlyLangCode: false,
     useFallbackTranslations: true,
     path: localeDir,
     onLoadError: (FlutterError e) {
@@ -119,7 +119,7 @@ void main() async {
         supportedLocales: supportedLocales.map((e) => e.key).toList(),
         path: localeDir,
         fallbackLocale: fallbackLocale,
-        useOnlyLangCode: true,
+        useOnlyLangCode: false,
         child: const Obtainium()),
   ));
   BackgroundFetch.registerHeadlessTask(backgroundFetchHeadlessTask);
@@ -203,12 +203,9 @@ class _ObtainiumState extends State<Obtainium> {
           });
         }
       }
-      if (!supportedLocales
-              .map((e) => e.key.languageCode)
-              .contains(context.locale.languageCode) ||
+      if (!supportedLocales.map((e) => e.key).contains(context.locale) ||
           (settingsProvider.forcedLocale == null &&
-              context.deviceLocale.languageCode !=
-                  context.locale.languageCode)) {
+              context.deviceLocale != context.locale)) {
         settingsProvider.resetLocaleSafe(context);
       }
     }
diff --git a/lib/pages/settings.dart b/lib/pages/settings.dart
index 42ee8f1..65495e9 100644
--- a/lib/pages/settings.dart
+++ b/lib/pages/settings.dart
@@ -262,14 +262,14 @@ class _SettingsPageState extends State<SettingsPage> {
             child: Text(tr('followSystem')),
           ),
           ...supportedLocales.map((e) => DropdownMenuItem(
-                value: e.key.toLanguageTag(),
+                value: e.key,
                 child: Text(e.value),
               ))
         ],
         onChanged: (value) {
           settingsProvider.forcedLocale = value;
           if (value != null) {
-            context.setLocale(Locale(value));
+            context.setLocale(value);
           } else {
             settingsProvider.resetLocaleSafe(context);
           }
diff --git a/lib/providers/settings_provider.dart b/lib/providers/settings_provider.dart
index acc8b1e..7af479b 100644
--- a/lib/providers/settings_provider.dart
+++ b/lib/providers/settings_provider.dart
@@ -261,22 +261,24 @@ class SettingsProvider with ChangeNotifier {
     notifyListeners();
   }
 
-  String? get forcedLocale {
-    var fl = prefs?.getString('forcedLocale');
-    return supportedLocales
-            .where((element) => element.key.toLanguageTag() == fl)
-            .isNotEmpty
+  Locale? get forcedLocale {
+    var flSegs = prefs?.getString('forcedLocale')?.split('-');
+    var fl = flSegs != null && flSegs.isNotEmpty
+        ? Locale(flSegs[0], flSegs.length > 1 ? flSegs[1] : null)
+        : null;
+    var set = supportedLocales.where((element) => element.key == fl).isNotEmpty
         ? fl
         : null;
+    return set;
   }
 
-  set forcedLocale(String? fl) {
+  set forcedLocale(Locale? fl) {
     if (fl == null) {
       prefs?.remove('forcedLocale');
     } else if (supportedLocales
-        .where((element) => element.key.toLanguageTag() == fl)
+        .where((element) => element.key == fl)
         .isNotEmpty) {
-      prefs?.setString('forcedLocale', fl);
+      prefs?.setString('forcedLocale', fl.toLanguageTag());
     }
     notifyListeners();
   }
@@ -285,9 +287,7 @@ class SettingsProvider with ChangeNotifier {
       a.length == b.length && a.union(b).length == a.length;
 
   void resetLocaleSafe(BuildContext context) {
-    if (context.supportedLocales
-        .map((e) => e.languageCode)
-        .contains(context.deviceLocale.languageCode)) {
+    if (context.supportedLocales.contains(context.deviceLocale)) {
       context.resetLocale();
     } else {
       context.setLocale(context.fallbackLocale!);
diff --git a/pubspec.yaml b/pubspec.yaml
index 7d81647..e9730b2 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.1.42+2299
+version: 1.1.43+2300
 
 environment:
   sdk: ^3.6.0