scrabble-solver/packages/scrabble-solver/src/lib/getRemainingTilesCount.ts

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

import { RemainingTile } from 'types';

export const getRemainingTilesCount = (remainingTiles: RemainingTile[]): number => {
  return remainingTiles.reduce((sum, { count, usedCount }) => {
    if (typeof count === 'undefined') {
      return sum;
    }

    return sum + count - usedCount;
  }, 0);
};