testes/src_2/features/rh/hooks/useRhTheme.js

33 lines
949 B
JavaScript

import { useState, useEffect } from 'react';
export const useRhTheme = () => {
// Check localStorage or device preference
const [theme, setTheme] = useState(() => {
if (typeof window !== 'undefined' && window.localStorage) {
const stored = localStorage.getItem('rh-theme');
if (stored) return stored;
return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
}
return 'light';
});
useEffect(() => {
const root = window.document.documentElement;
// Remove both potentials
root.classList.remove('light', 'dark');
// Add current
root.classList.add(theme);
// Save
localStorage.setItem('rh-theme', theme);
}, [theme]);
const toggleTheme = () => {
setTheme(prev => prev === 'light' ? 'dark' : 'light');
};
return { theme, toggleTheme };
};