How to find whether phone is in sleep/idle mode for Android

Question

How to find whether phone is in sleep/idle mode for Android?

My problem is I am able to wake up the phone from sleepmode by using alarm manager

But when the

Answer 1

Check out isInteractive()

PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT_WATCH) {
  return pm.isInteractive();
} else {
  return pm.isScreenOn();
}