#!/bin/sh

[ -z "$1" ] && echo "no arg" && exit 1

host="$(hostname -s)"
case $host in
	mother) icon=" " ;;
	po-rbo) icon=" " ;;
	mars) icon=" " ;;
esac

case $1 in
	"lock")		xscreensaver-command -lock ;;
	"sleep")
		notify-send -u normal "sleep" "$icon G'night, partner!"
		sleep 1
		xscreensaver-command -lock
		sleep 5
		case $host in
			mother) loginctl suspend ;;
			po-rbo) systemctl suspend ;;
			mars) acpiconf -s 3 ;;
		esac
		;;
	"reboot")
		emacsclient -e '"(save-buffers-kill-emacs)"' >/dev/null 2>&1
		notify-send -u normal reboot "$icon Rebootin' now!"
		sleep 2
		case $host in
			mother) loginctl reboot ;;
			po-rbo) systemctl reboot ;;
			mars) shutdown -r now ;;
		esac
		;;
	"poweroff")
		emacsclient -e '"(save-buffers-kill-emacs)"' >/dev/null 2>&1
		notify-send -u normal poweroff "$icon Farewell, partner!"
		sleep 2
		case $host in
			mother) loginctl poweroff ;;
			po-rbo) systemctl poweroff ;;
			mars) shutdown -p now ;;
		esac
		;;
	*)
		echo "wrong arg"
		exit 1
		;;
esac