fix: atomic bundle with voiceMessageId for transcript, no double voice send

Matthias Nott

2026-03-23 e1c8bac29517bc4390e6e7ca22e37f74bbf7f20a

fix: atomic bundle with voiceMessageId for transcript, no double voice send

 lib/screens/chat_screen.dart
..
..
@@ -874,37 +874,32 @@
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       textCaption = '';
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     }
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-    // Send everything as a single atomic bundle — the server will compose
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-    // all attachments + caption into one terminal input (like dropping files + text)
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     final attachments = encodedImages.map((b64) =>
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       <String, dynamic>{'data': b64, 'mimeType': 'image/jpeg'}
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     ).toList();
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-    _ws?.send({
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-      'type': 'bundle',
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-      'caption': textCaption,
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-      if (voiceB64 != null) 'audioBase64': voiceB64,
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-      'attachments': attachments,
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-      'sessionId': targetSessionId,
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-    });
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-
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-    // If voice caption, also send separately for Whisper transcription
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+    // Create voice bubble first to get messageId for transcript reflection
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+    String? voiceMessageId;
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     if (voiceB64 != null) {
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       final voiceMsg = Message.voice(
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         role: MessageRole.user,
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         audioUri: caption.substring('__voice__:'.length),
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         status: MessageStatus.sent,
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       );
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+      voiceMessageId = voiceMsg.id;
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       ref.read(messagesProvider.notifier).addMessage(voiceMsg);
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-      _ws?.send({
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-        'type': 'voice',
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-        'audioBase64': voiceB64,
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-        'content': '',
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-        'messageId': voiceMsg.id,
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-        'sessionId': targetSessionId,
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-      });
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     }
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+    // Send everything as a single atomic bundle
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+    _ws?.send({
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+      'type': 'bundle',
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+      'caption': textCaption,
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+      if (voiceB64 != null) 'audioBase64': voiceB64,
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+      if (voiceMessageId != null) 'voiceMessageId': voiceMessageId,
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+      'attachments': attachments,
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+      'sessionId': targetSessionId,
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+    });
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+
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     // Show images in chat locally
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     for (var i = 0; i < encodedImages.length; i++) {
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       final message = Message.image(