#!/bin/dash

storage=0

if [ "$1" = "read" ]; then
  if [ "$storage" != "0" ]; then
    echo "$storage" 
  else
    echo ""
  fi
elif [ "$1" = "run" ]; then
  sudo pacman -Syu && updates check
elif [ "$1" = "check" ]; then
  packages="$(checkupdates | wc -l)"
  sed -i "s/storage=$storage/storage=$packages/g" "$0"
fi