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Better Buzz Maths

Fixes the weird math test images in Agilix Buzz

  1. // ==UserScript==
  2. // @name         Better Buzz Maths
  3. // @namespace    https://greasyfork.org/users/1359538
  4. // @version      1.5
  5. // @description  Fixes the weird math test images in Agilix Buzz
  6. // @license      MIT
  7. // @icon         https://www.google.com/s2/favicons?sz=64&domain=agilixbuzz.com
  8. // @homepage     https://greasyfork.org/scripts/505681
  9. // @match        https://legacy.agilixbuzz.com/*
  10. // @grant        none
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     'use strict';
  15.  
  16.     const url = /cdn\.flvs\.net\/.*math_.*/;
  17.  
  18.     function fixImg(img) {
  19.         if (url.test(img.src)) {
  20.             img.style.filter = 'brightness(0.5) invert(1)';
  21.         }
  22.     }
  23.  
  24.     document.querySelectorAll('img').forEach(img => fixImg(img));
  25.  
  26.     const observer = new MutationObserver((mutationsList) => {
  27.         for (const mut of mutationsList) {
  28.             if (mut.type === 'childList') {
  29.                 for (const n of mut.addedNodes) {
  30.                     if (n.tagName === 'IMG') {
  31.                         fixImg(n);
  32.                     } else if (n.nodeType === Node.ELEMENT_NODE) {
  33.                         n.querySelectorAll('img').forEach(img => fixImg(img));
  34.                     }
  35.                 }
  36.             }
  37.         }
  38.     });
  39.  
  40.     observer.observe(document.body, {childList: true, subtree: true});
  41. }());