integrate with OS app language settings on Android >=14

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 ## <a id="unreleased"></a>[Unreleased]
 
+### Added
+
+- integrate with OS app language settings on Android >=14
+
 ## <a id="v1.11.18"></a>[v1.11.18] - 2024-11-18
 
 ### Changed

android/app/src/main/kotlin/deckers/thibault/aves/channel/calls/DeviceHandler.kt

@@ -1,11 +1,14 @@
 package deckers.thibault.aves.channel.calls
 
+import android.app.LocaleConfig
+import android.app.LocaleManager
 import android.content.Context
 import android.content.Intent
 import android.content.res.Resources
 import android.location.Geocoder
 import android.net.Uri
 import android.os.Build
+import android.os.LocaleList
 import android.provider.MediaStore
 import android.provider.Settings
 import androidx.core.content.pm.ShortcutManagerCompat
@@ -32,6 +35,7 @@ class DeviceHandler(private val context: Context) : MethodCallHandler {
             "getCapabilities" -> defaultScope.launch { safe(call, result, ::getCapabilities) }
             "getDefaultTimeZoneRawOffsetMillis" -> safe(call, result, ::getDefaultTimeZoneRawOffsetMillis)
             "getLocales" -> safe(call, result, ::getLocales)
+            "setLocaleConfig" -> safe(call, result, ::setLocaleConfig)
             "getPerformanceClass" -> safe(call, result, ::getPerformanceClass)
             "isLocked" -> safe(call, result, ::isLocked)
             "isSystemFilePickerEnabled" -> safe(call, result, ::isSystemFilePickerEnabled)
@@ -88,6 +92,21 @@ class DeviceHandler(private val context: Context) : MethodCallHandler {
         result.success(locales)
     }
 
+    private fun setLocaleConfig(call: MethodCall, result: MethodChannel.Result) {
+        val locales = call.argument<List<String>>("locales")
+        if (locales.isNullOrEmpty()) {
+            result.error("setLocaleConfig-args", "missing arguments", null)
+            return
+        }
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
+            val lm = context.getSystemService(Context.LOCALE_SERVICE) as? LocaleManager
+            lm?.overrideLocaleConfig = LocaleConfig(LocaleList.forLanguageTags(locales.joinToString(",")))
+        }
+
+        result.success(true)
+    }
+
     private fun getPerformanceClass(@Suppress("unused_parameter") call: MethodCall, result: MethodChannel.Result) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
             val performanceClass = Build.VERSION.MEDIA_PERFORMANCE_CLASS

lib/services/device_service.dart

@@ -12,6 +12,8 @@ abstract class DeviceService {
 
   Future<List<Locale>> getLocales();
 
+  Future<void> setLocaleConfig(List<Locale> locales);
+
   Future<int> getPerformanceClass();
 
   Future<bool> isLocked();
@@ -80,6 +82,17 @@ class PlatformDeviceService implements DeviceService {
     return [];
   }
 
+  @override
+  Future<void> setLocaleConfig(List<Locale> locales) async {
+    try {
+      await _platform.invokeMethod('setLocaleConfig', <String, dynamic>{
+        'locales': locales.map((v) => v.toLanguageTag()).toList(),
+      });
+    } on PlatformException catch (e, stack) {
+      await reportService.recordError(e, stack);
+    }
+  }
+
   @override
   Future<int> getPerformanceClass() async {
     try {

lib/widgets/aves_app.dart

@@ -502,6 +502,7 @@ class _AvesAppState extends State<AvesApp> with WidgetsBindingObserver {
     _monitorSettings();
     videoControllerFactory.init();
 
+    unawaited(deviceService.setLocaleConfig(AvesApp.supportedLocales));
     unawaited(storageService.deleteTempDirectory());
     unawaited(_setupErrorReporting());