scrabble-solver/packages/scrabble-solver/src/hooks/useDirection.ts

Scrabble Solver 2 - Free, open-source, cross-platform, multi-language analysis tool for Scrabble, Scrabble Duel, Super Scrabble, Letter League, Crossplay, Literaki, and Kelimelik. Quickly find the top-scoring words using the given board and tiles.

import { useEffect } from 'react';

import { noop } from '@/lib';

export const useDirection = (direction: 'ltr' | 'rtl') => {
  useEffect(() => {
    const html = document.body.parentElement;

    if (!html) {
      return noop;
    }

    const old = html.dir;
    html.dir = direction;

    return () => {
      html.dir = old;
    };
  }, [direction]);
};