#!/usr/bin/env bash

IDENTIFYER="/tmp/mprisArtUrl_"

album_art=$(playerctl metadata mpris:artUrl 2> /dev/null) 
if [[ -z $album_art ]] 
then
   # spotify is dead, we should die too.
   exit 1
fi
canidate="$IDENTIFYER$(echo "$album_art" | awk -F '/' '{ print $NF }')"
# if the url is not empty, we should download the image.
if [[ $album_art == http* ]]
then
   if [[ -f "$canidate" ]]
   then
      # if the file exists, we should use it.
      album_art="$canidate"
   else
      # if the file does not exist, we should download it.
      curl -s -o "$canidate" "${album_art}"
      album_art="$canidate"
      if [[ $! -ne 0 ]]
      then
         # exit on fail
         exit 1
      fi
   fi
fi

echo ${album_art}