#!/usr/bin/env bash
set -euo pipefail

# Privileged command helper for remote reboot/shutdown actions.
# Intended installation path: /usr/local/bin/infoscreen-cmd-helper.sh
# Suggested sudoers entry:
# infoscreen ALL=(ALL) NOPASSWD: /usr/local/bin/infoscreen-cmd-helper.sh

if [[ $# -ne 1 ]]; then
  echo "usage: infoscreen-cmd-helper.sh <reboot_host|shutdown_host>" >&2
  exit 2
fi

action="$1"

case "$action" in
  reboot_host)
    exec systemctl reboot
    ;;
  shutdown_host)
    exec systemctl poweroff
    ;;
  *)
    echo "unsupported action: $action" >&2
    exit 1
    ;;
esac