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4 years ago
const hourEl = document.querySelector('.hour')
const minuteEl = document.querySelector('.minute')
const secondEl = document.querySelector('.second')
const timeEl = document.querySelector('.time')
const dateEl = document.querySelector('.date')
const toggle = document.querySelector('.toggle')
const days = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
const months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
toggle.addEventListener('click', (e) => {
const html = document.querySelector('html')
if(html.classList.contains('dark')) {
html.classList.remove('dark')
e.target.innerHTML = 'Dark mode'
} else {
html.classList.add('dark')
e.target.innerHTML = 'Light mode'
}
})
function setTime() {
const time = new Date();
const month = time.getMonth()
const day = time.getDay()
const date = time.getDate()
const hours = time.getHours()
const hoursForClock = hours % 12
const minutes = time.getMinutes()
const seconds = time.getSeconds()
const ampm = hours >= 12 ? 'PM' : 'AM'
hourEl.style.transform = `translate(-50%, -100%) rotate(${scale(hoursForClock, 0, 11, 0, 360)}deg)`
minuteEl.style.transform = `translate(-50%, -100%) rotate(${scale(minutes, 0, 59, 0, 360)}deg)`
secondEl.style.transform = `translate(-50%, -100%) rotate(${scale(seconds, 0, 59, 0, 360)}deg)`
timeEl.innerHTML = `${hoursForClock}:${minutes < 10 ? `0${minutes}` : minutes} ${ampm}`
dateEl.innerHTML = `${days[day]}, ${months[month]} <span class="circle">${date}</span>`
}
// StackOverflow https://stackoverflow.com/questions/10756313/javascript-jquery-map-a-range-of-numbers-to-another-range-of-numbers
const scale = (num, in_min, in_max, out_min, out_max) => {
return (num - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}
setTime()
setInterval(setTime, 1000)