An useful User Script for Apple Music beta (https://beta.music.apple.com)

apple_music_web_us.js

// ==UserScript==
// @name         AppleMusicTools
// @namespace    https://alpha-kai-net.info
// @version      0.1
// @description  Useful Apple Music User Script
// @author       alphaKAI
// @match        https://beta.music.apple.com/*
// @grant        none
// ==/UserScript==


(function() {
    'use strict';

    var AppleMusicTools = /** @class */ (function () {
        function AppleMusicTools() {}
        AppleMusicTools.getNowPlayingMusicInfo = function () {
            var title = document.querySelector("#playback-name > div > div > span:nth-child(1) > span");
            var _artistAndAlbum = document.querySelector("#playback-sub-copy > div > div > span:nth-child(1) > span");
            var artistAndAlbum = (function () {
                for (var i = 0; i < AppleMusicTools.seps.length; ++i) {
                    var sep = AppleMusicTools.seps[i];
                    var p = _artistAndAlbum.textContent.split(sep);
                    if (p[1] !== undefined) {
                        return p;
                    }
                }
                return undefined;
            })();
            var artworkSrc = document.querySelector("#ember22 > img");
            var artworkUrl = (function () {
                var srcs = artworkSrc.srcset.split(',');
                return srcs[srcs.length - 1].slice(0, -4);
            })();
            return {
                title: title.textContent.trim(),
                artist: artistAndAlbum[0].trim(),
                album: artistAndAlbum[1].trim(),
                artworkUrl: artworkUrl
            };
        };
        AppleMusicTools.tweetNowPlaying = function () {
            var nowPlaying = AppleMusicTools.getNowPlayingMusicInfo();
            var tweet_body = nowPlaying.title + " from " + nowPlaying.album + " (" + nowPlaying.artist + ")";
            var baseUrl = 'https://twitter.com/intent/tweet?';
            var text = ['text', tweet_body];
            var hashtags = ['hashtags', ['NowPlaying'].join(',')];
            var query = new URLSearchParams([text, hashtags]).toString();
            var shareUrl = "" + baseUrl + query;
            window.open(shareUrl, "_blank", "menubar=0,width=300,height=500,top=100,left=100");
        };
        AppleMusicTools.seps = [" — ", " — ", " - "];
        return AppleMusicTools;
    }());

    window.addEventListener('load', function() {
        function wait(time) {
            return new Promise((resolve, reject) => {
                setTimeout(() => {
                    resolve();
                }, time);
            });
        }

        wait(3000).then(() => {
            let tweet_button = document.createElement("button");
            tweet_button.textContent = "Tweet NowPlaying";
            tweet_button.style.cssText = "margin-left: 20%;";
            let nav_header = document.querySelector("#ember3 > div.web-navigation > nav > div.web-navigation__header");

            tweet_button.addEventListener('click', function() { AppleMusicTools.tweetNowPlaying(); }, false);
            nav_header.append(tweet_button);

            let apple_music_player = document.querySelector("#apple-music-player");
            apple_music_player = 0.1;
        });
    }, false);
})();