#!/bin/bash
set -euo pipefail
IFS=$'\n\t'

function get_duration {
	preconvert=$(youtube-dl --get-duration -- "$1" | perl -p -i -e 's/(\d\d?):(\d\d)/$1 minutes+$2 seconds/' 2> /dev/null)
	convert=$(units "$preconvert")
	stripped=$(echo "$convert" | grep -o '[0-9]*')
	echo "$stripped"
}

function get_title {
	result=$(youtube-dl --get-title -- "$1")
	echo "$result"
}

function makeline {
	duration=$(get_duration "$1")
	title=$(get_title "$1")
	echo "#EXTINF:$duration:$title"
}

videos=$(youtube-dl --get-id "$1")
videos=($videos)

for i in "${videos[@]}"; do
    makeline "$i"
    echo "ffmpeg2wav:youtube-dl:$i"
done