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/**
 * Makes parallel HTTP requests to the given array of URLs, with a constraint on the number
 * of simultaneous requests allowed. Once all requests are completed, calls the provided
 * callback function with an array of text responses in the same order as the input URLs.
 *
 * @param {string[]} urls - An array of URLs to make HTTP requests to.
 * @param {number} limit - The maximum number of simultaneous HTTP requests allowed.
 * @param {function(string[]): void} callback - The callback function to be called with an
 * array of text responses once all requests are completed.
 */
function parallelHttpRequests(urls, limit, callback) {
  // const numberOfIterations = Math.ceil(urls / limit);
  const urlsCopy = [...urls];
  const finalResult = []

  const sendRequests = () => Promise.all(urlsCopy.slice(0, limit).map(url => fetch(url))).then((resul) => {
    finalResult.push(resul);
    urlsCopy.splice(0, limit);

    if (urlsCopy.length) {
      sendRequests();
    }
  });

  sendRequests().finaly(result => callback(result))
}
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