Automatically clicks the close annoying Rufus panel on Amazon with class rufus-panel-header-close

auto-close-amazon-rufus-panel.user.js

// ==UserScript==
// @name         Auto-Close Amazon Rufus Panel
// @namespace    http://tampermonkey.net/
// @version      1.0
// @downloadURL  https://gist.github.com/ozturkoktay/b4b771b61afc95a6c3e240b229129804/raw/8b88a84a81bce8af0d86866749f5b30a639e5299/auto-close-amazon-rufus-panel.user.js
// @updateURL    https://gist.github.com/ozturkoktay/b4b771b61afc95a6c3e240b229129804/raw/8b88a84a81bce8af0d86866749f5b30a639e5299/auto-close-amazon-rufus-panel.user.js
// @match        *://*.amazon.com/*
// @match        *://amazon.com/*
// @description  Automatically clicks the close button on Amazon with class rufus-panel-header-close
// @author       Oktay Ozturk
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    const targetClass = 'rufus-panel-header-close';

    const clickCloseButton = () => {
        const closeButton = document.querySelector(`.${targetClass}:not([data-handled="true"])`);
        if (closeButton) {
            // Mark it so we don't click the same element again in the next millisecond
            closeButton.setAttribute('data-handled', 'true');
            closeButton.click();
            console.log('Rufus panel closed.');
        }
    };

    const observer = new MutationObserver(() => {
        clickCloseButton();
    });

    observer.observe(document.body, {
        childList: true,
        subtree: true
    });

    clickCloseButton();
})();