hugo-theme-minima/exampleSite/public/js/main.js
2021-07-19 14:36:50 +08:00

18 lines
No EOL
682 B
JavaScript

window.addEventListener('DOMContentLoaded', function () {
const light = '🌝', dark = '🌚';
const LIGHT = 'light', DARK = 'dark';
const themeSwitcher = document.getElementById('theme-switcher');
themeSwitcher.innerHTML = localStorage.theme === LIGHT ? light : dark;
themeSwitcher.addEventListener('click', function () {
const currentTheme = localStorage.theme,
newTheme = currentTheme === LIGHT ? DARK : LIGHT,
{ classList } = document.querySelector('html'),
text = newTheme === LIGHT ? light : dark;
classList.remove(currentTheme);
classList.add(newTheme);
localStorage.theme = newTheme;
themeSwitcher.innerHTML = text;
})
});