/**
  * Appends an animation update.
  *
  * @param block The update block.
  * @param otherPlayer The player.
  */
 private void appendAnimationUpdate(PacketBuilder block, Player otherPlayer) {
   // TODO: CHEAP FIX!! Caused errors if you attacked someone and clicked away
   Animation anim =
       otherPlayer.getCurrentAnimation() != null
           ? otherPlayer.getCurrentAnimation()
           : Animation.create(-1, 0);
   block.putShort(anim.getId());
   block.putByteS((byte) anim.getDelay());
 }