Disable Page Visibility API

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Disable Page Visibility API

Disable Document Visibility API

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// ==UserScript==
// @name                Disable Page Visibility API
// @namespace           https://greasyfork.org/zh-CN/scripts/573600
// @version             0.1.4
// @description         Disable Document Visibility API
// @author              GFork
// @include             Set This in User Script Manager Settings
// @run-in              incognito-tabs
// @license             GPL
// @grant               none
// ==/UserScript==

(function () {
  "use strict";

  Object.defineProperty(document, "hidden", { value: false });
  Object.defineProperty(document, "visibilityState", { value: "visible" });
  document.addEventListener = new Proxy(document.addEventListener, {
    apply(target, thisArg, args) {
      if (args[0] === "visibilitychange") return;
      return Reflect.apply(target, thisArg, args);
    },
  });
})();