AIOStreams/packages/core/src/parser/utils.ts

import { extract, FuzzballExtractOptions } from 'fuzzball';
import { createLogger } from '../utils';

const logger = createLogger('parser');

export function titleMatch(
  parsedTitle: string,
  titles: string[],
  options: {
    threshold: number;
  } & Exclude<FuzzballExtractOptions, 'returnObjects'>
) {
  const { threshold, ...extractOptions } = options;

  const results = extract(parsedTitle, titles, {
    ...extractOptions,
    returnObjects: true,
  });

  const highestScore =
    results.reduce(
      (max: number, result: { choice: string; score: number; key: number }) => {
        return Math.max(max, result.score);
      },
      0
    ) / 100;

  return highestScore >= threshold;
}

export function normaliseTitle(title: string) {
  return title
    .normalize('NFD')
    .replace(/[\u0300-\u036f]/g, '')
    .replace(/[^\p{L}\p{N}+]/gu, '')
    .toLowerCase();
}