Tempermonkey Script - Get result source

get-result-source.user.js

// ==UserScript==
// @name         Get result source
// @description  gets the source of a result.
// @namespace    https://github.com/btaillon
// @updateURL    https://gist.githubusercontent.com/btaillon/af627d1206dd5c687825f9a9b3cc04a5/raw/get-result-source.user.js
// @downloadURL  https://gist.githubusercontent.com/btaillon/af627d1206dd5c687825f9a9b3cc04a5/raw/get-result-source.user.js
// @supportURL   https://gist.githubusercontent.com/btaillon/af627d1206dd5c687825f9a9b3cc04a5
// @version      0.2
// @author       btaillon
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function () {
  "use strict";

  /**
   * @param {Element | ShadowRoot} element
   * @returns {Element | ShadowRoot | null}
   */
  function getParent(element) {
    if (element.parentNode) {
      return element.parentNode;
    }
    if (element instanceof ShadowRoot) {
      return element.host;
    }
    return null;
  }

  /**
   * @param {Element | ShadowRoot} element
   * @returns {(Element & { result: any }) | null}
   */
  function getAncestorResult(element) {
    if (!element || element === document.body) {
      return null;
    }
    if (element.tagName === "ATOMIC-RESULT") {
      return element;
    }
    return getAncestorResult(getParent(element));
  }

  const searchInterface = document.querySelector("atomic-search-interface");
  if (!searchInterface) {
    return;
  }
  searchInterface.addEventListener(
    "click",
    (e) => {
      if (!e.altKey) {
        return;
      }
      const parentResult = getAncestorResult(e.originalTarget);
      if (!parentResult) {
        return;
      }
      console.info(parentResult.result);
    },
    { capture: true }
  );
})();