utils.tsx

import { Audio } from 'expo-av';

export const handlePlay = async (audioFilePath: string) => {
  const soundObject = new Audio.Sound();
  await soundObject.loadAsync({ uri: audioFilePath });
  await soundObject.playAsync();
};

export const levenshteinDistance = (a: string, b: string): number => {
  const matrix = [];

  for (let i = 0; i <= b.length; i++) {
    matrix[i] = [i];
  }

  for (let j = 0; j <= a.length; j++) {
    matrix[0][j] = j;
  }

  for (let i = 1; i <= b.length; i++) {
    for (let j = 1; j <= a.length; j++) {
      if (b.charAt(i - 1) === a.charAt(j - 1)) {
        matrix[i][j] = matrix[i - 1][j - 1];
      } else {
        matrix[i][j] = Math.min(
          matrix[i - 1][j - 1] + 1,
          matrix[i][j - 1] + 1,
          matrix[i - 1][j] + 1
        );
      }
    }
  }

  return matrix[b.length][a.length];
};

export const removePunctuation = (word: string) => {
  return word.replace(/[.,\/#!$%\^&\*;:{}=\-_`~()]/g, "");
}