#!/usr/bin/env perl

sub show_player_meta {
    my $player = shift;

    my ($artist, $album, $title, $url) = split /\|/,
        `playerctl -p $player metadata --format '{{xesam:artist}}|{{xesam:album}}|{{xesam:title}}|{{xesam:url}}'`;

    $url = "" if $url =~ /^file:|spotify/;

    my $song = $album ? "$title - <i>$album</i>" : $title;

    my @lines;
    push @lines, $artist if $artist;
    push @lines, $song if $song;
    push @lines, $url if $url;

    my @args = qw"-t 4000 -u low";
    push @args, shift @lines;
    push @args, join("\n", @lines);

    system "notify-send", @args;
}

sub players {
    map { chomp $_; [split /\|/, $_] } `bash -c "paste -d '|' <(playerctl -l) <(playerctl -a status)"`
}

for my $playerline (players()) {
    my ($player, $status) = @$playerline;
    show_player_meta($player) if ($status eq "Playing");
}