react-wednesdays.js

gistfile1.js

// var nextEpisode = new Date(2020, 8, 2, 13);
var nextEpisode = new Date(2020, 8, 1, 10);

var daysSpan = document.querySelector("#countdown-days span");
var hoursSpan = document.querySelector("#countdown-hours span");
var minutesSpan = document.querySelector("#countdown-minutes span");
var secondsSpan = document.querySelector("#countdown-seconds span");

function updateDate() {
    var today = new Date();

    if (today > nextEpisode) {
        document.querySelector("#countdown").style.display = "none";
        document.querySelector("#live-now").style-display = "block";
        return;
    }

    var diffSeconds = Math.abs(nextEpisode - today) / 1000;
    var diffMinutes = diffSeconds / 60;
    var diffHours = diffMinutes / 60;
    var diffDays = diffHours / 24;

    var days = Math.floor(diffDays);
    var hours = Math.floor(diffHours - (days * 24));
    var minutes = Math.floor(diffMinutes - (days * 24 * 60) - (hours * 60));
    var seconds = 60 - today.getSeconds();
    if (seconds === 60) seconds = 0;

    daysSpan.innerHTML = ("0" + days).slice(-2);
    hoursSpan.innerHTML = ("0" + hours).slice(-2);
    minutesSpan.innerHTML = ("0" + minutes).slice(-2);
    secondsSpan.innerHTML = ("0" + seconds).slice(-2);
}

updateDate();
setInterval(updateDate, 1000);