#!/usr/bin/zsh

if ! command -v "gallery-dl" &> /dev/null; then
    echo 'The "gallery-dl" command is necessary in order to run the script, but was not found.'
    exit 1
fi

media_url=$1

gallery-dl $media_url
cmd_exit_code=$?

if [[ $cmd_exit_code -ne 0 ]]; then
    printf "\n"

    echo "[ERROR] `basename $0`: Could not download url \"$media_url\""
    echo "[ERROR] Exit status: $cmd_exit_code"

    exit 1
fi

find gallery-dl -type f -exec mv '{}' . \;
rm --recursive gallery-dl