// ==UserScript==
// @name         语雀渲染HTML附件
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  拦截 /api/attachments/*/content 接口返回的 JSON 数据，解析并渲染 HTML
// @author       SayHeya
// @match        https://www.yuque.com/raw?filekey=yuque*
// @grant        none
// @run-at       document-start
// @license MIT
// @downloadURL none
// ==/UserScript==

(function () {
    'use strict';

    const isTargetURL = (url) =>
        typeof url === 'string' &&
        url.includes('/api/attachments/') &&
        url.includes('/content');

    /** 拦截 fetch */
    const hookFetch = () => {
        const originalFetch = window.fetch;
        window.fetch = async function (...args) {
            const [url] = args;
            const response = await originalFetch.apply(this, args);

            if (isTargetURL(url)) {
                const cloned = response.clone();
                cloned.json().then(data => {
                    console.log('[🎯 Intercepted fetch] Data:', data);

                    // 获取 data.content 节点中的 HTML 内容
                    const htmlContent = data.data.content;

                    // 创建一个容器来插入渲染的 HTML
                    const container = document.createElement('div');
                    container.style.cssText = `
                        padding: 20px;
                        font-family: Arial, sans-serif;
                        background-color: #f7f7f7;
                        margin: 20px 0;
                        border-radius: 8px;
                        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
                    `;

                    // 将 data.content 中的 HTML 直接赋给 container 的 innerHTML
                    container.innerHTML = htmlContent;

                    // 将容器插入到页面中
                    document.body.innerHTML = ''; // 清空页面
                    document.body.appendChild(container);
                });
            }

            return response;
        };
    };

    /** 拦截 XHR */
    const hookXHR = () => {
        const originalOpen = XMLHttpRequest.prototype.open;
        XMLHttpRequest.prototype.open = function (method, url, ...rest) {
            this._intercept_url = url;
            return originalOpen.call(this, method, url, ...rest);
        };

        const originalSend = XMLHttpRequest.prototype.send;
        XMLHttpRequest.prototype.send = function (...args) {
            this.addEventListener('load', function () {
                if (isTargetURL(this._intercept_url)) {
                    console.log('[🎯 Intercepted XHR]', this._intercept_url, this.responseText);

                    const data = JSON.parse(this.responseText);
                    const htmlContent = data.content;

                    // 创建一个容器来插入渲染的 HTML
                    const container = document.createElement('div');
                    container.style.cssText = `
                        padding: 20px;
                        font-family: Arial, sans-serif;
                        background-color: #f7f7f7;
                        margin: 20px 0;
                        border-radius: 8px;
                        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
                    `;

                    // 将 data.content 中的 HTML 直接赋给 container 的 innerHTML
                    container.innerHTML = htmlContent;

                    // 将容器插入到页面中
                    document.body.innerHTML = ''; // 清空页面
                    document.body.appendChild(container);
                }
            });
            return originalSend.apply(this, args);
        };
    };

    hookFetch();
   // hookXHR();
})();