pi-rfid-jukebox/static/jukebox.js

32 lines
823 B
JavaScript

window.onload = function() {
var play_log = document.getElementById('play-log');
var last_tag = document.getElementById('last-tag');
function updateLog(data) {
last_tag.innerHTML = data.tag;
play_log.innerHTML = data.html;
}
var host = window.document.location.host.replace(/:.*/, '');
var ws;
function connectWebsocket() {
console.log('Attempting WebSocket connection...');
ws = new WebSocket('ws://' + host + ':' + jukebox.port);
ws.addEventListener('open', function(event) {
console.log('WebSocket connection opened.');
});
ws.addEventListener('message', function(event) {
updateLog(JSON.parse(event.data));
});
}
setInterval(function() {
if (ws.readyState == WebSocket.CLOSED) {
connectWebsocket();
}
}, 1000);
connectWebsocket();
};