123 lines
2.9 KiB
JavaScript
123 lines
2.9 KiB
JavaScript
// 2. This code loads the IFrame Player API code asynchronously.
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var tag = document.createElement('script');
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var current_link = -1;
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tag.src = "https://www.youtube.com/iframe_api";
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var firstScriptTag = document.getElementsByTagName('script')[0];
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firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
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var last_sync = new Date().getTime();
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// 3. This function creates an <iframe> (and YouTube player)
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// after the API code downloads.
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var player;
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function onYouTubeIframeAPIReady() {
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player = new YT.Player('player', {
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height: '390',
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width: '640',
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events: {
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'onReady': onPlayerReady,
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'onStateChange': onPlayerStateChange
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}
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});
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}
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// 4. The API will call this function when the video player is ready.
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function onPlayerReady(event) {
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if(tracks.length > 0 && current_link < (tracks.length - 1)) {
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next();
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}
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setInterval(loadLinks, 5000);
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}
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function play() {
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player.loadVideoById(tracks[current_link]);
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player.playVideo();
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document.getElementById(tracks[current_link]).classList.add('bg-success');
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document.getElementById(tracks[current_link]).classList.remove('bg-secondary');
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}
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function next() {
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if (current_link < (tracks.length -1)) {
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current_link += 1;
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play();
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}
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}
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function prev() {
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if (current_link > 0) {
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current_link -= 1;
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play();
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}
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}
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function setCurrent(c) {
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if(c > 0 && c < tracks.length) {
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current_link = c;
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play();
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}
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}
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function setCurrentFromToken(token) {
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setCurrent(tracks.indexOf(token));
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}
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function onPlayerStateChange(event) {
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if (event.data == YT.PlayerState.ENDED) {
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next();
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}
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}
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function stopVideo() {
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player.stopVideo();
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}
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function addLink() {
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var form = $('#add_link_form');
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$.ajax({
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type: "post",
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url: add_url,
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data: form.serialize(),
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async: true,
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success: loadLinks,
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})
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$('#id_url').val('');
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return false;
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}
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function updateLinks(data) {
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if (!data.updated) {
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return;
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}
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last_sync = new Date().getTime();
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var links = document.getElementById("links");
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while (links.firstChild) {
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links.removeChild(links.firstChild);
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}
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var model = document.getElementById('link_template');
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var rerun = (current_link >= tracks.length ) || current_link < 0;
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tracks = [];
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for (var i=0; i<data.tokens.length; i++)
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{
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var token = data.tokens[i];
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tracks.push(token);
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var card = model.cloneNode(true);
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card.style.display = 'block';
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card.id = token;
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card.onclick = function(){setCurrent(this.id);};
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card.getElementsByClassName('link_name')[0].innerHTML = token;
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if (i==current_link) {
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card.classList.add('bg-success');
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card.classList.remove('bg-secondary');
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}
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links.appendChild(card);
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links.append(document.createElement('br'));
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}
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if (rerun) {
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next();
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}
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}
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function loadLinks() {
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$.ajax({
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type: "get",
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url: get_url,
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async: true,
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data: {last_sync: last_sync},
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success: updateLinks
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})
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}
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