#!/bin/bash

PLAYLIST='/home/Fedora11'

function mk_playlist
{
AUDIOPATH='/home/Fedora11/MP3'

touch /home/Fedora11/playlist
touch /home/Fedora11/temporaryplaylist

find $AUDIOPATH -print -type f > /home/Fedora11/temporaryplaylist
grep -i 'mp3$' /home/Fedora11/temporaryplaylist > /home/Fedora11/playlist


rm /home/Fedora11/temporaryplaylist

echo Total files: `wc -l /home/Fedora11/playlist`
}

# Echo some help
if [ "$1" == "-h" -o "$1" == "--help" ]; then
echo "Usage: doze [OPTION]"
echo
echo "<minutes> Doze for <minutes> and start playing"
echo "-c | --create Create playlist w/o playing it"
echo "-h | --help Show this help"
echo
echo "W/o option playing starts immediately"
echo
exit 0
fi

# Just create playlist w/o playing it
if [ "$1" == "-c" -o "$1" == "--create" ]; then
mk_playlist
exit 0
fi

# Start playing immediately
if [ "$#" -ne 1 ]; then
if [ ! -f "$PLAYLIST" ]; then
mk_playlist
mplayer -shuffle -playlist $PLAYLIST
else
mplayer -shuffle -playlist $PLAYLIST
fi
else
# Or after a while
if [ ! -f "$PLAYLIST" ]; then
mk_playlist
TIME_IN_MINS=$(($1 * 60))
sleep $TIME_IN_MINS
mplayer -shuffle -playlist $PLAYLIST
else
TIME_IN_MINS=$(($1 * 60))
sleep $TIME_IN_MINS
mplayer -shuffle -playlist $PLAYLIST
fi
fi