netclock/js/countdown.js
2020-09-12 12:58:38 +02:00

24 lines
661 B
JavaScript

import log from 'loglevel';
import $ from 'jquery';
const updateCountdown = () => $.getJSON({
url: "api/v1/countdown/070f478f-e168-488c-918e-adb37c9c0cbd",
data: Date.now(),
success: function(countdown) {
if(countdown.left <= 0) {
clearInterval(scheduledUpdater);
$('#clock').text(0);
return;
}
let floor = Math.floor(countdown.left);
let frac = countdown.left - floor;
let milli = Math.floor(frac * 1000); // get in millisecond resolution
setTimeout(() => $('#clock').text(floor), milli);
}
});
let scheduledUpdater = setInterval(updateCountdown, 1000);