Show trello card number

Show the card number in the card title.

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

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.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

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         Show trello card number
// @namespace    http://tampermonkey.net/
// @version      1.0.2
// @description  Show the card number in the card title.
// @author       Grégory M. Esberci
// @match        https://trello.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=trello.com
// @grant        none
// @license      MIT
// ==/UserScript==

(function () {
  const debounce = (func, timeout) => {
    let timer;
    return (...args) => {
      clearTimeout(timer);

      timer = setTimeout(() => {
        func(args);
      }, timeout);
    };
  };

  const getCardNumber = (url) => url.split('/').pop().split('-')[0];

  const setNumberInCard = (card) => {
    const titleClassName = 'show-trello-card-number-card-title';
    const title = card.querySelector('[data-testid=card-name]');
    const cardNumber = getCardNumber(title.href);
    const content = `(${cardNumber}) `;

    let cardNumberElement = title.getElementsByClassName(titleClassName)[0];

    if (!cardNumberElement) {
      cardNumberElement = document.createElement('b');
      cardNumberElement.className = titleClassName;
    }

    if (content !== cardNumberElement.textContent) {
      cardNumberElement.textContent = content;
    }

    if (!title.contains(cardNumberElement)) {
      title.prepend(cardNumberElement);
    }
  };

  const setNumberInModalTitle = (title) => {
    const titleClassName = 'show-trello-card-number-modal-title quiet';
    const cardNumber = getCardNumber(location.href);

    if (!isFinite(cardNumber)) return;

    const content = `#${cardNumber}`;

    let cardNumberElement = title.parentNode.getElementsByClassName(titleClassName)[0];

    if (!cardNumberElement) {
      cardNumberElement = document.createElement('h2');
      cardNumberElement.className = titleClassName;
    }

    if (content !== cardNumberElement.textContent) {
      cardNumberElement.textContent = `#${cardNumber}`;
    }

    if (!title.parentNode.contains(cardNumberElement)) {
      title.parentNode.prepend(cardNumberElement);
    }
  };

  const observer = new MutationObserver(
    debounce(() => {
      document
        .querySelectorAll('[data-testid=trello-card]:not(:has(.custom-card-title))')
        .forEach(setNumberInCard);

      const modalTitle = document.querySelector('[data-testid=card-back-title-input]');

      if (modalTitle) setNumberInModalTitle(modalTitle);
    }, 30)
  );

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