#!/usr/bin/env bash

MPC="mpc --quiet -p ${1:-6600}"

# max height for vertical menu
height=20

DMENU() {
    # Vertical menu if $3 is given
    echo -e "$1" | dmenu -i -p "$2" ${3:+"-l" "$3"}
}

get_playlist() {
    $MPC -f "%position% - [%artist% - %album% - ]%title%" playlist
}

select_from() {
    DMENU "$1" "Select $2" $height
}

jump() {
    local playlist=$(get_playlist)
    local song=$(select_from "$playlist" "song")

    [ -n "$song" ] && $MPC play "${song%%\ *}"
}

load_playlist() {
    local pl=$(select_from "$(mpc lsplaylist)")
    [ -n "$pl" ] && $MPC load "$pl"
}

while true; do
    choice=$(DMENU "play\nnext\nprev\nvolume\nrepeat\nrandom\nsingle\nconsume\nlyrics\nsearch\nstatus\nclear\nload\nupdate" "Do you want to: ")

    case "$choice" in
        play) mpc toggle ;;
        next) mpc next ;;
        prev) mpc prev ;;
        volume) mpc volume "$(dmenu -p 'Set volume: ' </dev/null)" ;;
        repeat) mpc repeat ;;
        random) mpc random ;;
        single) mpc single ;;
        consume) mpc consume ;;
        lyrics) now-playing-lyrics && exit 0;;
        search) jump ;;
        status) mpdinfo && exit 0 ;;
        clear) mpc clear ;;
        load) load_playlist ;;
        update) mpc update ;;
        \?) exit 1 ;;
        "") exit 0 ;;
    esac
done