#! /usr/bin/env dash
# shellcheck disable=SC2086
# shellcheck source=/dev/null
# . ~/.local/lib/shell/lib
. %SHELL_LIBRARY_PATH

# Main loop
while true; do
    # vars
    used_space=$(btrfs filesystem usage /srv 2> /dev/null | awk '{if ( /Used:/ ) { print $2 } } ' | head -n1)
    all_space=$(btrfs filesystem usage /srv 2> /dev/null | awk '{if ( /Device size:/ ) { print $3 } } ' | head -n1 | tr -d "GiB")


  # Check space available (4) and percentage used (5)
  spaceperc=$(echo "$(echo "$used_space" | tr -d "GiB" )"  "$all_space"  | awk '{div=$1/$2;div *= 100; printf"%2d%%\n",div }')

  echo "diskspace|string|$used_space"
  echo "diskperc|string|$spaceperc"
  echo ""
  sleep 1
done

if [ -d "$LIB_TEMP_DIR_FOR_SCRIPT" ];then rm -r "$LIB_TEMP_DIR_FOR_SCRIPT"; fi
# vim: ft=sh