hibiscus/public/date.js

36 lines
No EOL
942 B
JavaScript

// Format time in "Jan 02, 2006" format
function formatDate(date) {
let dateFormat = new Intl.DateTimeFormat([langName, "en"], {
year: 'numeric',
month: 'short',
day: 'numeric'
})
return dateFormat.format(date)
}
// Set today's date
function updateDate() {
let timeField = document.getElementById("today-date")
if (graceActive) {
let graceField = document.getElementById("grace")
graceField.hidden = false
}
timeField.innerText = formatDate(Date.now())
}
// Start interval to update today's date every hour at 00:00
function callEveryHour() {
setInterval(updateDate, 1000 * 60 * 60);
}
// Begin above interval
function beginDateUpdater() {
let nextDate = new Date();
nextDate.setHours(nextDate.getHours() + 1);
nextDate.setMinutes(0);
nextDate.setSeconds(0);
const difference = nextDate - new Date();
setTimeout(callEveryHour, difference);
}