Auto Fill Repository Name when Deletion Confirmation

Add a button above the "Delete this repository" button and auto-fill the repository name when deleting a repository on GitHub.

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.

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

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         Auto Fill Repository Name when Deletion Confirmation
// @name:zh-CN   自动填写 GitHub 仓库名简化删除操作
// @namespace    https://github.com/chiperman/GHRepoDeleteHelper
// @version      1.2.1
// @description  Add a button above the "Delete this repository" button and auto-fill the repository name when deleting a repository on GitHub.
// @description:zh-CN 在“删除此存储库”按钮上方添加一个按钮,并在 GitHub 上删除存储库时自动填写存储库名称。
// @author       chiperman
// @match        https://github.com/*
// @grant        none
// @icon         https://github.githubassets.com/pinned-octocat.svg
// @license      MIT
// ==/UserScript==

(function () {
  'use strict';

  let observer;

  const checkURL = () => {
    const currentURL = window.location.href;

    if (currentURL.match(/^https:\/\/github\.com\/.*\/.*\/settings/)) {
      const deleteMenuButton = document.getElementById('dialog-show-repo-delete-menu-dialog');

      if (deleteMenuButton) {
        deleteMenuButton.addEventListener('click', clickDeleteRepositoryBtn);
      }
    }
  };

  const clickDeleteRepositoryBtn = () => {
    const targetNode = document.getElementById('repo-delete-menu-dialog');
    observer = new MutationObserver(() => handleDialogClick());
    const config = { childList: true, subtree: true };
    observer.observe(targetNode, config);
  };

  const handleDialogClick = () => {
    const buttonElement = document.getElementById('repo-delete-proceed-button');
    const buttonLabel = buttonElement.textContent.trim();

    if (buttonLabel === 'Delete this repository' || buttonLabel === '删除仓库') {
      const autoInputBtn = createAutoInputButton();
      addButtonToContainer(autoInputBtn, buttonElement);
      autoInputBtn.addEventListener('click', autoInputFunction);
      observer.disconnect();
    }
  };

  const createAutoInputButton = () => {
    const button = document.createElement('span');
    button.innerText = '🤖 Auto Fill';
    button.id = 'auto-input-btn';
    button.className =
      'js-repo-delete-proceed-button Button--danger Button--medium Button Button--fullWidth';
    button.style.display = 'flex';
    button.style.justifyContent = 'center';
    button.style.alignItems = 'center';
    button.style.marginBottom = '8px';
    return button;
  };

  const addButtonToContainer = (autoInputBtn, targetButton) => {
    const buttonContainer = targetButton.parentElement;
    buttonContainer.insertBefore(autoInputBtn, targetButton);
  };

  const autoInputFunction = () => {
    const repositoryElement = document.querySelector('.text-bold.f3.mt-2');
    const repositoryName = repositoryElement.textContent.trim();
    const inputBlock = document.getElementById('verification_field');
    simulateInput(inputBlock, repositoryName);
  };

  // Simulate manually typing each character of the repository name into the input block
  const simulateInput = (inputBlock, repositoryName) => {
    inputBlock.focus();
    inputBlock.value = repositoryName;
    const inputEvent = new Event('input');
    inputBlock.dispatchEvent(inputEvent);
  };

  checkURL();
  const observerConfig = { childList: true, subtree: true };
  const mainObserver = new MutationObserver(() => checkURL());
  mainObserver.observe(document.body, observerConfig);
})();