#!/bin/sh

doIt() {
	if xrandr | grep 'HDMI-A-0' | grep disconnected >/dev/null; then
		xrandr --output eDP --set TearFree "$1"
	else
		xrandr --output HDMI-A-0 --set TearFree "$1"
	fi
}

case "$1" in
"on")
	doIt "on"
	;;
"off")
	doIt "off"
	;;
*)
	echo "That option doesn't exist"
	;;
esac