Files
org_web/output/theme-toggle.js

35 lines
971 B
JavaScript

function setTheme(mode) {
if (mode === 'dark') {
document.body.classList.add('dark');
localStorage.setItem('theme', 'dark');
} else {
document.body.classList.remove('dark');
localStorage.setItem('theme', 'light');
}
}
function toggleTheme() {
const current = document.body.classList.contains('dark') ? 'dark' : 'light';
setTheme(current === 'dark' ? 'light' : 'dark');
}
window.addEventListener('DOMContentLoaded', () => {
const saved = localStorage.getItem('theme');
// Auto-detect system preference if no saved preference
if (!saved) {
if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
setTheme('dark');
}
} else if (saved === 'dark') {
setTheme('dark');
}
// Add the toggle button
const button = document.createElement('button');
button.id = 'theme-toggle';
button.innerText = 'Toggle Theme';
button.onclick = toggleTheme;
document.body.appendChild(button);
});