Musik/static/musik.js

70 lines
2.0 KiB
JavaScript

var httpRequest
function load() {
// track has ended
document.getElementById('player').addEventListener('ended', function() {
// shuffle
if (document.getElementById('shuffle').checked) {
httpRequest = new XMLHttpRequest();
httpRequest.onreadystatechange = function() {
if (httpRequest.readyState !== XMLHttpRequest.DONE) { return; }
if (httpRequest.status !== 200) { return; }
let track = httpRequest.responseText;
change_track(track);
}
httpRequest.open('GET', '/musik/get_shuffle', true);
httpRequest.send();
}
});
}
function navigate(item) {
if (/\..{3,5}$/.test(item)) {
select_track(item);
}
else {
get_dir(item);
}
}
function select_track(item) {
let cd = document.getElementById('currentDirectory').innerText;
let track = cd + item;
change_track(track);
}
function change_track(track) {
let source = document.getElementById('stream');
source.src = '/musik/stream' + track;
let player = document.getElementById('player');
player.load();
player.play();
document.getElementById('nowPlaying').innerHTML = track;
let arr = track.split('/');
let art = document.getElementById('albumCover');
art.firstChild.src = '/musik/album_cover' + arr.slice(0, arr.length-1).join("/") + '/folder.jpg';
}
function get_dir(item) {
let cd = document.getElementById('currentDirectory').innerText;
item = cd + item;
item = item.replace(/\.\./g, 'DOTDOT');
httpRequest = new XMLHttpRequest();
httpRequest.onreadystatechange = update_nav_items;
httpRequest.open('GET', '/musik/get_dir' + item, true);
httpRequest.send();
}
function update_nav_items() {
if (httpRequest.readyState !== XMLHttpRequest.DONE) { return; }
if (httpRequest.status !== 200) { return; }
nav_items = JSON.parse(httpRequest.responseText);
document.getElementById('currentDirectory').innerText = nav_items.shift();
let html_str = '';
for (let i = 0; i < nav_items.length; i++) {
html_str += `<li><a href="javascript:void(0);" onclick="navigate(\`${nav_items[i]}\`)">${nav_items[i]}</a></li>`;
}
document.getElementById('navItems').innerHTML = html_str;
}