// ==UserScript==
// @name         Return MSN Dislike
// @namespace    https://greasyfork.org/en/users/50-couchy
// @version      20231103
// @description  Unhide article dislikes on MSN news
// @author       Couchy
// @match        https://www.msn.com/*/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=msn.com
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    // https://gist.github.com/Haprog/848fc451c25da00b540e6d34c301e96a
    /**
    * A version of querySelectorAll() that also recursively looks into all shadow roots.
    * @param selector Selector
    * @param root (Optional) Scope of the query (Element or Document). Defaults to the document.
    * @returns
    */
    function deepQuerySelectorAll(selector, root) {
        root = root || document;
        const results = Array.from(root.querySelectorAll(selector));
        const pushNestedResults = function (root) {
            deepQuerySelectorAll(selector, root).forEach(elem => {
                if (!results.includes(elem)) {
                    results.push(elem);
                }
            });
        };
        if (root.shadowRoot) {
            pushNestedResults(root.shadowRoot);
        }
        for (const elem of root.querySelectorAll('*')) {
            if (elem.shadowRoot) {
                pushNestedResults(elem.shadowRoot);
            }
        }
        return results;
    }

    const observer = new MutationObserver(() => {
        deepQuerySelectorAll("msn-social-bar:not([hidedownvotecount='false'])")?.forEach((socialBar) => socialBar.setAttribute("hidedownvotecount", "false"));
    });

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

})();