#!/bin/bash

if [[ -z ${1} ]]; then
  printf 'no variable provided\n'
  exit 1
fi

if [[ ! -d "/tmp/eww_vars" ]]; then
  mkdir -p "/tmp/eww_vars"
fi

if [[ -f "/tmp/eww_vars/${1}" ]]; then
  if grep -q 'true' "/tmp/eww_vars/${1}"; then
    var_state="false"
  else
    var_state="true"
  fi
else
  var_state="false"
fi

printf '%s\n' "${var_state}" >"/tmp/eww_vars/${1}"
#eww get "${1}"