// ==UserScript==
// @id             better-indeed
// @name           Better Indeed
// @version        1.0.1
// @namespace      https://github.com/luigia
// @author         Luigi Agcaoili
// @license        MIT - https://opensource.org/licenses/MIT
// @description    Removes bloat on Indeed by giving users the option to remove sponsored and/or Job Spotter postings
// @include        https://indeed.com/jobs?*
// @include        *indeed.com/jobs?*
// @run-at         document-end
// @grant          none
// @downloadURL none
// ==/UserScript==

// select & edit the top bar
let bar = document.querySelector('#resumePromo') || document.querySelector('.resultsTop');

bar.innerHTML = `
  <input type="checkbox" id="job-spotter-checkbox">
  <label for="job-spotter-checkbox">Hide Job Spotter ads</label>
  <input type="checkbox" id="sponsored-checkbox">
  <label for="sponsored-checkbox">Hide sponsored ads</label>
`;

// checkbox variables
const jobSpotCb = document.querySelector('#job-spotter-checkbox'),
sponsoredCb = document.querySelector('#sponsored-checkbox');

// addEventListeners & check localStorage
window.onload = () => {
  jobSpotCb.addEventListener('change', hideJobSpot);
  sponsoredCb.addEventListener('change', hideSponsored);

  let jobSpotLS = JSON.parse(localStorage.getItem(jobSpotCb.id)),
  sponsoredLS = JSON.parse(localStorage.getItem(sponsoredCb.id));

  if (jobSpotLS) {
    jobSpotCb.checked = true;
    hideJobSpot();
  }

  if (sponsoredLS) {
    sponsoredCb.checked = true;
    hideSponsored();
  }

  // move pagination to the side
  const pages = document.querySelector('.pagination'),
  results = document.querySelector('#resultsCol');
  // delay as job postings aren't instantly loaded
  setTimeout(() => {
    let side = document.querySelector('#jobalerts') || document.querySelector('#vjs-content');
    side.insertBefore(pages, side.firstChild);
  }, 200);

  // move pagination back to the side if it's removed
  results.addEventListener('click', (e) => {
    setTimeout(() => {
      if (document.querySelector('#vjs-content')) {
        let vjsContent = document.querySelector('#vjs-content');
        vjsContent.insertBefore(pages, vjsContent.firstChild);
      }

      if (document.querySelector('#vjs-x')) {
        let close = document.querySelector('#vjs-x');
        close.addEventListener('click', (e) => {
            if (document.querySelector('#jobalerts')) {
              side = document.querySelector('#jobalerts');
              side.insertBefore(pages, side.firstChild);
            }
        });
      }
    }, 200);
  });
}

// hide job spotter postings
const hideJobSpot = () => {
  const linkSource = Array.from(document.querySelectorAll('.result-link-source')),
  jobSpot = [];

  linkSource.forEach((source) => (source.textContent == 'Job Spotter ') && jobSpot.push(source));

  if (jobSpotCb.checked) {
    localStorage.setItem(jobSpotCb.id, jobSpotCb.checked);
    (jobSpot.length > 0) && jobSpot.forEach((posting) => posting.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.style.display = 'none');
  } else {
    localStorage.removeItem(jobSpotCb.id);
    jobSpot.forEach((posting) => posting.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.style.display = 'block');
  }
}

// hide sponsored postings
const hideSponsored = () => {
  let sponsored = Array.from(document.querySelectorAll('.sponsoredGray')),
  easilyApply = [],
  regSponsored = [];

  if (sponsoredCb.checked) {
    localStorage.setItem(sponsoredCb.id, sponsoredCb.checked);
    // organize sponsored ads
    sponsored.forEach((ad) => ad.parentElement.parentElement.previousElementSibling ? ad.parentElement.parentElement.previousElementSibling.children[0].textContent.includes('Easily apply') && easilyApply.push(ad) : regSponsored.push(ad));
    easilyApply.forEach((ad) => {
      if (ad.parentElement.parentElement.parentElement.parentElement.className.includes('result') || ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.className.includes('result'))
        ad.parentElement.parentElement.parentElement.parentElement.style.display = 'none';
    });
    regSponsored.forEach((ad) => {
      if (ad.parentElement.parentElement.parentElement.parentElement.className.includes('result') || ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.className.includes('result'))
        ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.style.display = 'none';
    });
  } else {
    localStorage.removeItem(sponsoredCb.id);
    sponsored.forEach((ad) => ad.parentElement.parentElement.previousElementSibling ? ad.parentElement.parentElement.previousElementSibling.children[0].textContent.includes('Easily apply') && easilyApply.push(ad) : regSponsored.push(ad));
    easilyApply.forEach((ad) => {
      if (ad.parentElement.parentElement.parentElement.parentElement.className.includes('result') || ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.className.includes('result'))
        ad.parentElement.parentElement.parentElement.parentElement.style.display = 'block';
    });
    regSponsored.forEach((ad) => {
      if (ad.parentElement.parentElement.parentElement.parentElement.className.includes('result') || ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.className.includes('result'))
        ad.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.style.display = 'block';
    });
  }
}