dotfiles/.config/waybar/scripts/checkupdates

#!/bin/sh
count_file=/tmp/waybar/module/pacman/count
threshold_date="$(date -d 'now - 15 seconds' +%s)"

while pgrep checkupdates | grep -v $$; do
    sleep 1
done

if [ -f "$count_file" ]; then
    last_update="$(stat --format='%Y' "$count_file")"
    if [ "$last_update" -ge "$threshold_date" ]; then
        count="$(cat "$count_file")"
    else
        count="$(checkupdates-with-aur | wc -l)"
        mkdir -p /tmp/waybar/module/pacman
        echo "$count" > /tmp/waybar/module/pacman/count
    fi
else
    count="$(checkupdates-with-aur | wc -l)"
    mkdir -p /tmp/waybar/module/pacman
    echo "$count" > /tmp/waybar/module/pacman/count
fi


class="ok"
if [ "$count" -gt 0 ]; then
    class="urgent"
elif [ "$count" -gt 10 ]; then
    class="warning"
fi

[ "$class" = "ok" ] && echo && exit

echo '{"text": "'$count'", "tooltip": "Updates pending: '$count'", "class": "'$class'"}'