use-theme

A hook to toggle between light and dark mode (tailwind). It uses localForage to store the user preference.

typescript
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import { useEffect } from 'react';
import useLocalForage from './use-local-forage';

export default function useTheme() {
  const [theme, setTheme] = useLocalForage('theme', 'light');

  useEffect(() => {
    const htmlElement = document.documentElement;
    if (theme === 'dark') {
      htmlElement.classList.add('dark');
    } else {
      htmlElement.classList.remove('dark');
    }
  }, [theme]);

  const toggle = () => {
    setTheme(theme === 'dark' ? 'light' : 'dark');
  };

  return {
    theme,
    toggle,
  };
}