GitHub 输入框添加折叠块
// ==UserScript==
// @name GitHub 输入框添加折叠块
// @namespace https://github.com/ltxhhz/github-auto-add-details/
// @version 0.2
// @description 在 markdown 输入框自动添加添加<details>标签
// @author ltxhhz
// @license MIT
// @match https://github.com/*
// @icon https://github.githubassets.com/favicons/favicon.png
// @grant none
// ==/UserScript==
(function () {
'use strict';
const matches=[
'https://github.com/*/*/issues/*',
'https://github.com/*/*/pull/*',
'https://github.com/*/*/compare/*',
'https://github.com/*/*/discussions/*'
]
function matchUrl() {
return matches.some(e=>(new RegExp(e.replace(/\*/g,'[^/]+'))).test(location.href))
}
function insertText(e, content) {
let startPos = e.selectionStart; // 获取光标开始的位置
let endPos = e.selectionEnd; // 获取光标结束的位置
if (startPos === undefined || endPos === undefined) return; // 如果没有光标位置 不操作
let oldTxt = e.value; // 获取输入框的文本内容
let result = oldTxt.substring(0, startPos) + content + oldTxt.substring(endPos); // 将文本插入
e.value = result; // 将拼接好的文本设置为输入框的值
e.focus(); // 重新聚焦输入框
e.selectionStart = startPos + content.length; // 设置光标开始的位置
e.selectionEnd = startPos + content.length; // 设置光标结束的位置
}
/**
* 根据 toolbar 定位，添加功能
* @date 2023-01-28
* @param {Element} e
* @returns {any}
*/
function add(e) {
if (e.querySelector('.add-collapse')) return
const quote = e.querySelector('md-quote')
const a = document.createElement('div')
a.id = 'add-collapse-' + Math.random().toString(16).substring(2)
a.className = quote.className + ' add-collapse'
a.role = 'button'
//#region
a.innerHTML = `<svg t="1674907668027" class="octicon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="1753" width="16" height="16"><path d="M491.904 380.638H112.171c-16.032 0-29.091 10.99-29.091 24.437 0 13.446 13.059 24.436 29.09 24.436h379.864c16.032 0 29.09-10.99 29.09-24.436-0.129-13.576-13.187-24.437-29.22-24.437z m0 216.049H112.171c-16.032 0-29.091 10.99-29.091 24.436 0 13.447 13.059 24.437 29.09 24.437h379.864c16.032 0 29.09-10.99 29.09-24.437-0.129-13.446-13.187-24.436-29.22-24.436z m-0.517 216.307H112.56c-16.291 0-29.608 10.99-29.608 24.436 0 13.447 13.188 24.437 29.608 24.437h378.828c16.42 0 29.608-10.99 29.608-24.437 0-13.446-13.188-24.436-29.608-24.436zM681.19 334.739h93.737v316.897c0 16.033 10.99 29.091 24.437 29.091 13.446 0 24.307-13.058 24.307-29.09V334.738h93.737c14.74 0 21.85-3.878 23.273-6.723 1.164-2.327-0.13-9.438-8.145-19.394l-102.53-128.258c-8.404-10.602-19.264-16.291-30.513-16.291-11.378 0-22.109 5.818-30.513 16.29L666.32 308.753c-7.886 9.955-9.18 17.066-8.016 19.393 0.905 2.716 8.146 6.594 22.885 6.594z" p-id="1754"></path><path d="M112.688 861.737h768c16.291 0 29.608-10.99 29.608-24.436s-13.188-24.436-29.608-24.436h-768c-16.29 0-29.608 10.99-29.608 24.436 0 13.576 13.188 24.436 29.608 24.436z m379.216-697.535H112.171c-16.032 0-29.091 10.99-29.091 24.436 0 13.447 13.059 24.437 29.09 24.437h379.864c16.032 0 29.09-10.99 29.09-24.437-0.129-13.446-13.187-24.436-29.22-24.436z" p-id="1755"></path></svg>`
//#endregion
a.onclick = function (e1) {
insertText(e.parentElement.parentElement.querySelector('textarea'), `<details>
<summary>标题</summary>
\`\`\`
被折叠的内容
\`\`\`
</details>`)
}
for (let i = 0; i < e.children.length; i++) {
const e1 = e.children[i];
if (e1.querySelector('md-quote')) {
e1.insertBefore(a, e1.firstElementChild)
break
}
}
}
const _wr = function (type) {
let orig = history[type];
return function () {
let rv = orig.apply(this, arguments);
let e = new Event(type);
e.arguments = arguments;
window.dispatchEvent(e);
return rv;
};
};
history.pushState = _wr('pushState');
history.replaceState = _wr('replaceState');
// window.addEventListener('replaceState', function (e) {
// console.log('THEY DID IT AGAIN! replaceState 111111');
// });
window.addEventListener('pushState', function (e) {
if (matchUrl()) {
setTimeout(main, 500);
}
});
function main(e) {
const toolbars = document.querySelectorAll('markdown-toolbar')
toolbars.forEach(add)
console.log('添加 添加<details>标签 按钮');
const observer = new MutationObserver((list, obs) => {
list.forEach(e => {
if (e.type == 'childList') {
if (e.addedNodes.length) {
e.addedNodes.forEach(e1 => {
let a
if (e1 instanceof Element && (a = e1.querySelector('markdown-toolbar'))) {
add(a)
}
})
}
}
})
});
observer.observe(document.querySelector('.js-discussion'), {
childList: true,
subtree: true
}) //issue page
}
if (matchUrl()) {
main()
}
})();