ReverseMarshMallows

マシュマロを逆順にするボタンを追加。また、クリックしたときに別windowでマシュマロを開くボタンを追加する。

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         ReverseMarshMallows
// @namespace    https://github.com/aplysia56108/ReverseMarshMallows
// @version      1.1
// @description  マシュマロを逆順にするボタンを追加。また、クリックしたときに別windowでマシュマロを開くボタンを追加する。
// @author       aplysia56108
// @license      MIT
// @match        https://marshmallow-qa.com/messages*
// @require      http://ajax.googleapis.com/ajax/libs/jquery/1.5.2/jquery.min.js
// ==/UserScript==

(function () {
  "use strict";
  const putLinkBtn = () => {
    const messages = document.getElementById("messages");

    const tmpList = [];
    while (messages.firstChild) {
      const child = messages.firstChild;
      if (child.tagName == "LI") tmpList.push(child);
      messages.removeChild(child);
    }
    for (let i = 0; i < tmpList.length; i++) {
      const child = tmpList[i];
      messages.appendChild(child);
    }

    const linkList = messages.getElementsByClassName("text-zinc-900");

    for (let i = 0; i < tmpList.length; i++) {
      if (messages.children[i].firstChild.id == "linkBtn") continue;

      const LinkBtn = document.createElement("a");
      LinkBtn.id = "linkBtn";
      LinkBtn.innerHTML = "<br>別タブで開く</br>";
      LinkBtn.style.width = "100px";
      LinkBtn.style.height = "30px";
      LinkBtn.style.zIndex = "99824433";
      LinkBtn.href = linkList[i].href;
      LinkBtn.target = "_blank";
      messages.children[i].prepend(LinkBtn);
    }
  };

  putLinkBtn();

  const reverseBtn = document.createElement("button");
  document.querySelector("main").prepend(reverseBtn);
  const BtnMessages = ["正順", "逆順"];
  let isReversed = 0;
  reverseBtn.textContent = BtnMessages[isReversed];
  reverseBtn.type = "button";
  reverseBtn.style.width = "100px";
  reverseBtn.style.height = "30px";
  reverseBtn.style.zIndex = "99824433";
  reverseBtn.style.backgroundColor = "white";

  reverseBtn.addEventListener("click", () => {
    isReversed ^= 1;
    reverseBtn.textContent = BtnMessages[isReversed];

    const messages = document.getElementById("messages");

    const tmpList = [];
    while (messages.firstChild) {
      const child = messages.firstChild;
      if (child.tagName == "LI") tmpList.push(child);
      messages.removeChild(child);
    }

    tmpList.reverse();
    for (let i = 0; i < tmpList.length; i++) {
      const child = tmpList[i];
      messages.appendChild(child);
    }

    putLinkBtn();
  });
})();