!7

cmodule AlarmOnPowerLoss > DynPrintLogAndEnabled {
  switchable bool setOff;
  switchable S mp3SnippetID = #1001093;
  
  transient Player player;
  
  start-thread {
    if (!enabled) ret;
    if (setOff) print("Already set off. Reset in menu");
    print("Setting live in 10...");
    doWithSleep(10.0, r { loadLibrary(mp3SnippetID) });
    if (!enabled) ret;
    print("Alarm live.");
    doEvery(5.0, r check);
  }
  
  void check enter {
    if (enabled && !setOff && linux_batteryDischarging())
      setOff();
  }
  
  void setOff {
    setField(setOff := true);
    action();
  }
  
  void action enter {
    cleanMeUp();
    player = playMP3(loadLibrary(mp3SnippetID));
  }
  
  visual withCenteredButtons(super, 
    "Reset/Shut Up", rThread reset,
    "Test", rThread action);
    
  void reset enter {
    shutUp();
    setField(setOff := false);
    print("Reset.");
  }
  
  void shutUp enter { cleanMeUp(); }
  
  void cleanMeUp {
    if (player != null) player.close();
    player = null;
  }
}