public bool Remove(TTSMessage message)
{
if (!_messages.Contains(message))
{
return(false);
}
if (null == _parentTTS)
{
throw new InvalidOperationException("No associated Text-To-Speech subsystem for cancellation");
}
_parentTTS.TTSInitialize();
vx_tts_status status = VivoxCoreInstance.vx_tts_cancel_utterance(_parentTTS.TTSManagerId, message.Key);
if (TextToSpeech.IsNotTTSError(status))
{
BeforeMessageRemoved?.Invoke(this, new ITTSMessageQueueEventArgs(message));
return(_messages.Remove(message));
}
else
{
throw new VivoxApiException((int)status);
}
}