#!/usr/bin/env bash
set -e

updates=$(pacman -Qu | sed '/\[ignored\]$/d')
COUNT=$(echo -n "${updates}" | wc -l)

ARG=${1:-$BLOCK_BUTTON}

case $ARG in
	1) if [ -n "${updates}" ]; then
			 notify-send -t $((1000 * 20)) "Available updates (${COUNT})" "$updates"
		else
			 notify-send "Available updates" "No available updates"
		fi;;
esac

[ -z "${updates}" ] && exit

[[ "${updates}" =~ .*linux.* ]] && echo -ne '\x0d' || echo -ne '\x0e'
[ "$COUNT" -gt 0 ] && echo -ne "$COUNT" || exit 0
echo -ne '\x0b'