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UTILS_DOM Library

Eine nützliche Bibliothek für verschiedene Funktionen

当前为 2025-03-01 提交的版本，查看 最新版本。

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.cn-greasyfork.org/scripts/528456/1545246/UTILS_DOM%20Library.js 

  1. // ==UserScript==
  2. // @name         UTILS_DOM Library
  3. // @namespace    dannysaurus.epik
  4. // @version      1.0
  5. // @description  Eine nützliche Bibliothek für verschiedene Funktionen
  6. //
  7. // @license      MIT
  8. // @grant        unsafeWindow
  9. // ==/UserScript==
  10.  
  11. /* jslint esversion: 11 */
  12. /* global unsafeWindow */
  13. (() => {
  14.     'use strict';
  15.     unsafeWindow.dannysaurus_epik ||= {};
  16.     unsafeWindow.dannysaurus_epik.libraries ||= {};
  17.     unsafeWindow.dannysaurus_epik.libraries.UTILS_DOM = (() => {
  18.  
  19.         /**
  20.          * Tries to select an element by repeatedly attempting to find it.
  21.          * 
  22.          * @param {Object} options - The options for selecting the element.
  23.          * @param {String} [options.selectors] - The function to select the element.
  24.          * @param {number} [options.maxAttempts=6] - The number of attempts to make.
  25.          * @param {number} [options.intervalMs=10000] - The interval between attempts in milliseconds.
  26.          * @returns {Promise<Element|NodeList>} The selected element(s).
  27.          * 
  28.          * @throws {Error} If the element(s) could not be found.
  29.          */
  30.         const trySelectElement = async ({ selectors, maxAttempts = 6, intervalMs = 10000 } = {}) => {
  31.             const sleep = () => new Promise(resolve => setTimeout(resolve, intervalMs));
  32.  
  33.             for (let attemptCount = 0; attemptCount < maxAttempts; attemptCount++) {
  34.                 const elements = document.querySelector(selectors);
  35.                 if (elements instanceof Element || (elements instanceof NodeList && elements.length)) {
  36.                     return elements;
  37.                 }
  38.                 await sleep();
  39.             }
  40.             throw new Error('Element(s) not found');
  41.         };
  42.  
  43.         return {
  44.             trySelectElement,
  45.         };
  46.     })();
  47. })();