added fix for different map keys in voices across platforms

lib/pangea/extensions/pangea_event_extension.dart

@@ -45,18 +45,24 @@ extension PangeaEvent on Event {
   Future<PangeaAudioFile?> getPangeaAudioFile() async {
     if (type != EventTypes.Message || messageType != MessageTypes.Audio) {
       ErrorHandler.logError(
-        e: "Event $eventId is not an audio message",
+        e: "Event is not an audio message",
+        data: {
+          "event": toJson(),
+        },
       );
       return null;
     }
 
-    // @ggurdin what are cases where these would be null?
-    // if it would be unexpected, we should log an error with details to investigate
     final transcription =
         content.tryGetMap<String, dynamic>(ModelKey.transcription);
     final audioContent =
         content.tryGetMap<String, dynamic>('org.matrix.msc1767.audio');
-    if (transcription == null || audioContent == null) return null;
+    if (transcription == null || audioContent == null) {
+      ErrorHandler.logError(
+        e: "Called getPangeaAudioFile on an audio message without transcription or audio content",
+      );
+      return null;
+    }
 
     final matrixFile = await downloadAndDecryptAttachment();
     final duration = audioContent.tryGet<int>('duration');

lib/pangea/widgets/chat/message_audio_card.dart

@@ -56,12 +56,6 @@ class MessageAudioCardState extends State<MessageAudioCard> {
 
   @override
   void didUpdateWidget(covariant oldWidget) {
-    // @ggurdin did you find a case of needing to reinitialize TTS because of a language change?
-    // if (widget.messageEvent.messageDisplayLangCode !=
-    //     oldWidget.messageEvent.messageDisplayLangCode) {
-    //   initializeTTS();
-    // }
-
     if (oldWidget.selection != widget.selection) {
       debugPrint('selection changed');
       setSectionStartAndEndFromSelection();

lib/pangea/widgets/chat/tts_controller.dart

@@ -35,15 +35,13 @@ class TtsController {
       await tts.awaitSpeakCompletion(true);
 
       final voices = await tts.getVoices;
+      debugPrint("voices: $voices");
       availableLangCodes = (voices as List)
           .map((v) {
-            // debugPrint('v: $v');
-
-            //@ggurdin i changed this from name to locale
-            //in my testing, that's where the language code is stored
-            // maybe it's different for different devices? was it different in your android testing?
-            // return v['name']?.split("-").first;
-            return v['locale']?.split("-").first;
+            // on iOS / web, the codes are in 'locale', but on Android, they are in 'name'
+            final nameCode = v['name']?.split("-").first;
+            final localeCode = v['locale']?.split("-").first;
+            return nameCode.length == 2 ? nameCode : localeCode;
           })
           .toSet()
           .cast<String>()
@@ -67,7 +65,6 @@ class TtsController {
   bool get isLanguageFullySupported =>
       availableLangCodes.contains(targetLanguage);
 
-  // @ggurdin
   Widget get missingVoiceButton => targetLanguage != null &&
           (kIsWeb || isLanguageFullySupported || !PlatformInfos.isAndroid)
       ? const SizedBox.shrink()