#!/bin/bash
! pgrep mpd > /dev/null && mpd
lastFile=/tmp/radioLast.$USER
nowPlaying=`mpc current -f "[%artist% - ]%title%"`
nowPlaying=`echo "$nowPlaying" | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g; s/"/\&quot;/g; s/'"'"'/\&#39;/g'`
width=$((${#nowPlaying} > 30 ? ${#nowPlaying} : 30))

if [ $# -eq 0 ]; then
    stationFile=~/.stations
else
    stationFile=$1
fi

stations=`cat $stationFile`

if [ -f "$lastFile" ]; then
    last="$(cat $lastFile)"
else
    touch $lastFile
    chmod 660 $lastFile
fi

names=()
urls=()
IFS=$'\n'
for item in $stations; do
    if [ "$(echo $item | head -c 1)" != "#" ]; then
	IFS='|' read -r name url <<< "$item"
	names+=("$name")
	urls+=("$url")
    fi
done

[ "${#names[@]}" -lt 10 ] && l=${#names[@]} || l=10

choice=`echo "${names[*]}" | rofi -i -dmenu -format i -mesg "<small>$nowPlaying</small>" -l $l -width -$width -location 7 -p "Radio" -no-custom -select $last -theme-str "#window { width: 50ch; }"`

if [ ! -z "$choice" ]; then
    mpc clear > /dev/null
    mpc add ${urls[choice]} > /dev/null
    mpc play > /dev/null
    echo ${names[choice]} > $lastFile
fi