#! /bin/bash
#
# ptgdp-rofi
# Uses rofi to select a ptgdp playlist in ~/Music/Playlists
# Copyright (C) 2019 Vintage Salt <rehashedsalt@cock.li>
#
# Distributed under terms of the MIT license.
#
set -e

_xdguserdirs="${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs"
[ -z "$XDG_MUSIC_DIR" ] && [ -r "$_xdguserdirs" ] && source "$_xdguserdirs"
unset _xdguserdirs
playlistdir="${XDG_MUSIC_DIR:-$HOME/Music}/Playlists"

files=$(find "$playlistdir" -type f -name \*.gdp)
if [ -n "$files" ]; then
	playlists=""
	while read file; do
		filebase="$(basename -- "$file")"
		filebase="${filebase%.gdp}"
		[ -n "$playlists" ] && playlists+=$'\n'
		playlists+="$filebase"
	done <<< "$files"
else
	echo "No playlists found"
	exit 1
fi
prompt="ptgdp"
choice="$(rofi -dmenu -i -no-custom -p "$prompt" <<< "$playlists" 2>/dev/null)"
[ -z "$choice" ] && exit 2
exec ptgdp -p "$playlistdir"/"$choice".gdp