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