#!/bin/bash
set -eu

artist=$(playerctl metadata artist)
title=$(playerctl metadata title)

if [ -z "$artist" ] && [ -z "$title" ]; then
    exit 0
else
    # trim and ellipsize if longer than 30 characters
    text="$artist - $title"
    if [ ${#text} -gt 30 ]; then
        text="${text:0:29}…"
    fi
    echo "$text"
fi