Convert LeetCode ePub to JSON format

leetcode-questions-to-json.mjs

import cheerio from 'cheerio';
import fs from 'fs';
import { globby } from 'globby';

const main = async() => {
    const paths = await globby(['EPUB/*', '!cake']);
    let results = [];

    paths.forEach((path) => {
        const data = fs.readFileSync(path, { encoding: 'utf8', flag: 'r' });
        const $ = cheerio.load(data);
        let match = /^(\d{1,4})/.exec($('div#title').text());

        //      const qMatch = /^(.+)/.exec($(".content__u3I1").childNodes[1].text());

        results.push({
            id: match && match[0] ? String(match[0]) : 'na',
            title: $('div#title').text().replace(/^\d+\./, "").trim(),
            question: $(".content__u3I1 > div > p").filter((el) => !/Example/.test(el.toString())).text().replace(/Example \d:/g, "").replace(/Constraints:/g, "").replace(/\./g, ".\n").trim(),
            examples: $("pre").text().split("\n"),
            constraints: $("ul > li").text().split(","),
        });
    });

    fs.writeFileSync('data.json', JSON.stringify(results));
};

main();