#!/usr/bin/env bash

KEYBOARD_PARENT_SEARCH_STRING="Virtual core keyboard.*master keyboard"
PARENT_KEYBOARD_ID=$(xinput list | grep "$KEYBOARD_PARENT_SEARCH_STRING" | sed -ne 's/^.*id\=\([0-9]*\).*/\1/p')

KEYBOARD_SEARCH_STRING="AT Translated.*keyboard"
BUILTIN_KEYBOARD_ID=$(xinput list | grep "$KEYBOARD_SEARCH_STRING" | sed -ne 's/^.*id\=\([0-9]*\).*/\1/p')
sudo xinput reattach "$BUILTIN_KEYBOARD_ID" "$PARENT_KEYBOARD_ID"