#!/usr/bin/env bash
set -o errexit

main() {
  : "${DEVICE_ID:=Logitech USB Trackball}"

  # libinput Natural Scrolling Enabled (282)
  xinput set-prop "${DEVICE_ID}" 282 1

  # libinput Scroll Method Enabled (285)
  xinput set-prop "${DEVICE_ID}" 285 0 0 1
}

main "${@}"