// ==UserScript==
// @name        kys for 4chanX
// @namespace   kys-4chanX
// @match       https://boards.4channel.org/*/thread/*
// @match       https://boards.4chan.org/*/thread/*
// @grant       none
// @run-at      document-start
// @version     1.0
// @author      -
// @description 6/25/2022, 5:41:23 PM
// ==/UserScript==

(function () {
  const regex = [
    /\bk+y+s+\b/gi,
  ];

  document.addEventListener("4chanXInitFinished", function (e) {
    const thread = document.querySelector(".thread"),
      posts = thread.querySelectorAll(".postContainer");

    kys(posts); // init
    document.addEventListener("ThreadUpdate", function (e) {
      if (!e.detail[404]) {
        if (e.detail.newPosts.length > 0) {
          kys(e.detail.newPosts);
        }
      }
    });

    function kys(list) {
      let post, id;
      for (const item of list) {
        if (Array.isArray(list)) {
          // new posts
          id = item;
          post = thread.querySelector(`.postContainer[id$="${id.split(".").pop()}"]`);
        } else {
          // thread init
          post = item;
          id = post.getAttribute("data-full-i-d");
        }

        const comment = post.querySelector(".post.reply > blockquote");

        for (const rule of regex) {
          if (comment && rule.test(comment.textContent)) {
            // console.debug(id, comment);
            comment.innerHTML = comment.innerHTML.replace(regex[0], "kiss your sister");

            break;
          }
        }
      }
    }
  });
})();