!7

cmodule AudioAdjuster > DynPrintLogAndEnabled {
  transient S goodMic = "USB PnP Audio Device Analog Stereo";
  transient S headphones = "Bluedio T 5th"; //"Bluedio T";
  transient S internal = "HD-Audio Generic Analog Stereo";

  transient S defaultSink;
  transient Bool haveGoodMic, haveHeadphones;
  transient long lastChecked;
  
  start {
    doEvery(10.0, r check);
    dm_registerAs_direct haveHeadphones();
  }

  void check enter {
    if (!enabled) ret;
    lastChecked = now();
    Map<Int, S> sinks = dm_systemAudioSinkNames();
    bool haveGoodMic = cicValue(sinks, goodMic);
    bool haveHeadphones = cicValue(sinks, headphones);
    S defaultSink = haveHeadphones ? headphones : internal;

    if (setFields(+defaultSink, +haveGoodMic, +haveHeadphones))
      dm_pulseAudio_setDefaultSinkAndSwitchAllClients(defaultSink);
  }

  // API

  WithTimestamp<Bool> haveHeadphones() {
    ret withTimestamp(lastChecked, haveHeadphones);
  }
}