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

ACTION="${1:-}" # "on" oder "off"
LAPTOP="eDP-1"
LAPTOP_MODE="2256x1504"
LAPTOP_SCALE="1.175"

has_external() {
  hyprctl monitors | awk '/^Monitor /{print $2}' | grep -vq "^${LAPTOP}$"
}

enable_laptop() {
  hyprctl keyword monitor "${LAPTOP}, ${LAPTOP_MODE}, 0x0, ${LAPTOP_SCALE}"
  hyprctl dispatch dpms on "${LAPTOP}" 2>/dev/null || true
}

disable_laptop() {
  hyprctl keyword monitor "${LAPTOP}, disable"
}

case "$ACTION" in
off)
  if has_external; then
    disable_laptop
  else
    disable_laptop
    hyprlock
  fi
  ;;

on)
  enable_laptop
  ;;

*)
  echo "usage: $0 {on|off}" >&2
  exit 2
  ;;
esac