// ==UserScript==
// @name         豆瓣资源下载大师：1秒搞定豆瓣电影|图书|音乐下载（精简重构版）
// @namespace    http://tampermonkey.net/
// @version      4.1.1
// @description  合并自「豆瓣电影网盘资源自动搜索」与「在豆瓣读书显示 Z-Library 书籍」，剔除原版海量失效死链与 jQuery 依赖。新增豆瓣音乐全网下载试听与无感复制，并修复了 IMDb 评分展示等体验。
// @author       Tim (Fixed by AI)
// @match        https://movie.douban.com/subject/*
// @match        https://book.douban.com/subject/*
// @match        https://music.douban.com/subject/*
// @grant        GM_xmlhttpRequest
// @grant        GM_addStyle
// @grant        GM_setClipboard
// @connect      *
// @license      MIT
// ==/UserScript==
 
(function () {
    'use strict';
 
    // ==========================================
    //  通用辅助函数
    // ==========================================
    function getDoc(url, callback, errorCallback) {
        GM_xmlhttpRequest({
            method: 'GET', url: url, withCredentials: true,
            onload: function (responseDetail) {
                let resText = responseDetail.responseText;
                if (responseDetail.status === 503 || responseDetail.status === 403 || resText.includes("Checking your browser") || resText.includes("Just a moment")) {
                    if (errorCallback) errorCallback("captcha"); return;
                }
                if (responseDetail.status === 200 || responseDetail.status === 404) {
                    callback((new DOMParser()).parseFromString(resText, 'text/html'), responseDetail);
                } else {
                    if (errorCallback) errorCallback("error");
                }
            },
            onerror: function () { if (errorCallback) errorCallback("error"); }
        });
    }
 
    // ==========================================
    //  第一模块：豆瓣电影（网盘搜索 + IMDb评分）
    // ==========================================
    function initMovieScript() {
        // 样式注入
        GM_addStyle(`
            .douban-pan-search { margin-bottom: 30px; padding: 15px; background: #f8fcf8; border-radius: 4px; border: 1px solid #e2ece2; }
            .douban-pan-search h2 { color: #007722; margin: 0 0 10px 0; font-size: 15px; border-bottom: 1px dashed #dddddd; padding-bottom: 5px; }
            .pan-search-loading { color: #666; font-size: 13px; }
            .pan-item { margin: 8px 0; font-size: 13px; display: flex; align-items: center; }
            .pan-item a { color: #3377aa; text-decoration: none; max-width: 170px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-right: 5px; }
            .pan-item a:hover { color: #ffffff; background-color: #3377aa; }
            .pan-tag { display: inline-block; padding: 2px 5px; border-radius: 2px; font-size: 11px; margin-right: 5px; color: #fff; flex-shrink: 0; }
            .tag-ali { background-color: #ff6a00; }
            .tag-baidu { background-color: #06a7ff; }
            .tag-quark { background-color: #00b4ff; }
            .tag-other { background-color: #999; }
            .pan-pwd { margin-left: 5px; color: #e74c3c; font-family: monospace; cursor: pointer; flex-shrink: 0; }
            
            /* 评分增强区域样式 */
            .imdb-badge { color: #e5a826; font-weight: bold; margin-left: 5px; text-decoration: none; font-size: 13px; }
            .imdb-badge:hover { color: #d19720; }
            .imdb-votes { color: #999; font-size: 11px; margin-left: 4px; }
        `);
 
        // 提取豆瓣电影信息
        let titleNode = document.querySelector('h1 span[property="v:itemreviewed"]');
        if (!titleNode) return;
        let rawTitle = titleNode.innerText.trim();
        let mainTitle = rawTitle.split(' ')[0]; // 取冒号或空格前的主标题
 
        // 构建侧边栏面板
        let aside = document.querySelector('.aside');
        if (!aside) return;
 
        let panel = document.createElement('div');
        panel.className = 'douban-pan-search';
        panel.innerHTML = `
            <h2><span style="color:#f29a38">☁️</span> 网盘资源检索</h2>
            <div id="pan-results" class="pan-search-loading">
                <span style="animation:pulse 1.5s infinite;">🔄 正在拦截全网《${mainTitle}》的分享链接...</span>
            </div>
        `;
        aside.insertBefore(panel, aside.firstChild);
 
        // 请求搜索数据
        let container = document.getElementById('pan-results');
        let keyword = encodeURIComponent(mainTitle);
        let apiUrl = `https://so.252035.xyz/api/search?kw=${keyword}`;
 
        GM_xmlhttpRequest({
            method: "GET",
            url: apiUrl,
            onload: function (response) {
                if (response.status === 200) {
                    try {
                        let res = JSON.parse(response.responseText);
                        if (res.code === 0 && res.data && res.data.merged_by_type) {
                            let results = [];
                            let merged = res.data.merged_by_type;
                            let typesToExtract = [
                                { key: 'ali', label: 'ali' },
                                { key: 'quark', label: 'quark' },
                                { key: 'baidu', label: 'baidu' },
                                { key: 'xunlei', label: 'other' }
                            ];
                            typesToExtract.forEach(t => {
                                let list = merged[t.key] || [];
                                list.slice(0, 3).forEach(item => {
                                    results.push({ name: item.note || '未命名资源', url: item.url, type: t.label, pwd: item.password || '' });
                                });
                            });
                            renderPanResults(results, container);
                        } else {
                            renderPanResults([], container);
                        }
                    } catch (e) {
                        container.innerHTML = '<span style="color:#d9534f">⚠️ 数据解析失败，接口可能变更。</span>';
                    }
                } else {
                    container.innerHTML = `<span style="color:#d9534f">⚠️ 请求聚合服务器失败 (${response.status})。</span>`;
                }
            },
            onerror: function () {
                container.innerHTML = '<span style="color:#d9534f">⚠️ 网络请求异常，请检查跨域配置。</span>';
            }
        });
 
        // 附加：解析 IMDb 评分展示（原版豆瓣下载大师核心亮点）
        let infoDiv = document.getElementById('info');
        if (infoDiv) {
            let imdbMatch = infoDiv.innerText.match(/IMDb:?\s*(tt\d+)/);
            if (imdbMatch && imdbMatch[1]) {
                fetchImdbRating(imdbMatch[1]);
            }
        }
    }
 
    function renderPanResults(results, container) {
        if (!results || results.length === 0) {
            container.innerHTML = '<span style="color:#d9534f">⚠️ 抱歉，未找到直接匹配的高清网盘资源。</span>';
            return;
        }
        let html = '';
        results.forEach(res => {
            let tagClass = 'tag-other', tagText = '其他';
            if (res.type === 'ali') { tagClass = 'tag-ali'; tagText = '阿里'; }
            else if (res.type === 'baidu') { tagClass = 'tag-baidu'; tagText = '百度'; }
            else if (res.type === 'quark') { tagClass = 'tag-quark'; tagText = '夸克'; }
 
            let pwdHtml = res.pwd ? `<span class="pan-pwd" onclick="navigator.clipboard.writeText('${res.pwd}');alert('密码已复制');" title="点击复制">🔑 ${res.pwd}</span>` : '';
            html += `
                <div class="pan-item">
                    <span class="pan-tag ${tagClass}">${tagText}</span>
                    <a href="${res.url}" target="_blank" title="${res.name}">${res.name}</a>
                    ${pwdHtml}
                </div>
            `;
        });
        container.innerHTML = html;
    }
 
    function fetchImdbRating(imdbId) {
        let infoDiv = document.getElementById('info');
        if (!infoDiv) return;
 
        let imdbUrl = 'https://www.imdb.com/title/' + imdbId + '/';
        getDoc(imdbUrl, function (doc) {
            try {
                let rating = '', votes = '';
 
                // 解析方法 1: 新一代 IMDb Next.js JSON 数据
                let nextData = doc.querySelector('script#__NEXT_DATA__');
                if (nextData) {
                    try {
                        let data = JSON.parse(nextData.innerHTML);
                        let aboveTheFold = data.props.pageProps.aboveTheFoldData;
                        rating = aboveTheFold.ratingsSummary.aggregateRating;
                        votes = aboveTheFold.ratingsSummary.voteCount;
                    } catch (e) { }
                }
 
                // 解析方法 2: 传统的 ld+json
                if (!rating) {
                    let ldJson = doc.querySelector('script[type="application/ld+json"]');
                    if (ldJson) {
                        try {
                            let data = JSON.parse(ldJson.innerText);
                            if (data.aggregateRating) {
                                rating = data.aggregateRating.ratingValue;
                                votes = data.aggregateRating.ratingCount;
                            }
                        } catch (e) { }
                    }
                }
 
                // 解析方法 3: 直接查找 DOM
                if (!rating) {
                    let ratingEl = doc.querySelector('[data-testid="hero-rating-bar__aggregate-rating__score"] span');
                    if (ratingEl) { rating = ratingEl.innerText; }
                    let voteEl = doc.querySelector('.kn-1x1-stars span.bYitIg, div[data-testid="hero-rating-bar__aggregate-rating__score"] ~ div:last-child');
                    if (voteEl) { votes = voteEl.innerText; }
                }
 
                if (rating) {
                    let badge = document.createElement('span');
                    badge.innerHTML = `&nbsp; <a href="${imdbUrl}" target="_blank" class="imdb-badge">⭐ ${rating}</a> <span class="imdb-votes">(${votes}人评价)</span>`;
 
                    let imdbSpan = Array.from(infoDiv.querySelectorAll('span.pl')).find(el => el.innerText.includes('IMDb'));
                    if (imdbSpan && imdbSpan.nextSibling) {
                        imdbSpan.parentNode.insertBefore(badge, imdbSpan.nextSibling.nextSibling);
                    } else {
                        infoDiv.appendChild(badge);
                    }
                }
            } catch (e) {
                console.warn("解析 IMDb 失败", e);
            }
        });
    }
 
    // ==========================================
    //  第二模块：豆瓣读书 (Z-Library 搜索)
    // ==========================================
    const ZLIB_DOMAIN = "https://zlib.im";
 
    function initBookScript() {
        GM_addStyle(`
            /* Z-lib 样式 */
            .zlib-status-btn { display: inline-block; margin-top: 5px; color: #42bd56 !important; background: #f0f9f2; padding: 4px 8px; border-radius: 4px; font-size: 12px; text-decoration: none !important; }
            .zlib-status-btn:hover { background: #e2f4e5; }
            .zlib-dl-btn { margin-left: 8px; padding: 2px 10px; background: #e8ecef; color: #37a !important; border-radius: 2px; font-size: 12px; text-decoration: none !important; transition: all 0.2s; }
            .zlib-dl-btn:hover { background: #37a !important; color: #fff !important; }
        `);
 
        // 清理原有广告
        let ad = document.getElementById('dale_book_subject_top_right');
        if (ad && ad.parentNode) ad.parentNode.removeChild(ad);
 
        let wrapper = document.getElementById('wrapper');
        if (!wrapper) return;
        let subTitleSpan = wrapper.querySelector('h1 span');
        if (!subTitleSpan) return;
 
        // 提取检索关键字（优先 ISBN）
        let isbn = '';
        let infoDiv = document.getElementById('info');
        if (infoDiv) {
            let isbnMatch = infoDiv.innerText.match(/ISBN[：:\s]*(\d[\d-]{9,}[\dXx])/);
            if (isbnMatch) isbn = isbnMatch[1].replace(/-/g, '');
        }
 
        let rawTitle = subTitleSpan.innerHTML.trim();
        let cleanTitle = rawTitle.replace(/[\(（【\[].*?[\]】）\)]/g, '').trim() || rawTitle;
        let searchTerm = isbn || cleanTitle;
        let searchLabel = isbn ? `ISBN: ${isbn}` : cleanTitle;
 
        // 挂载侧边栏容器
        let aside = document.getElementsByClassName('aside')[0];
        if (aside) {
            let doc = new DOMParser().parseFromString(`<div id="zlib" style="margin-bottom:20px; padding:15px; background:#f9f9f9; border-radius:4px;"><h2>Z-Library 电子书 · · · · · · </h2><div id="zlib-status">正在获取资源 (${searchLabel})...</div></div>`, "text/html");
            aside.prepend(doc.body.firstChild);
        }
 
        let url = `${ZLIB_DOMAIN}/s/${encodeURIComponent(searchTerm)}`;
        loadZlibData(url, url); // url twice for reference logic
    }
 
    function loadZlibData(url, currentSearchUrl) {
        getDoc(url, function (doc) {
            let zlibContainer = document.getElementById('zlib');
            if (!zlibContainer) return;
 
            zlibContainer.innerHTML = '';
            let ele = doc.getElementById('searchResultBox');
 
            if (!ele) {
                zlibContainer.innerHTML = `<h2>Z-Library · · · · · · </h2><div class="pl">该书在 Z-Library 中未找到匹配资源。<br><a href="${currentSearchUrl}" target="_blank" class="zlib-status-btn">↗ 前往 Z-lib 站内手动模糊搜索</a></div>`;
                return;
            }
 
            let items = ele.querySelectorAll('.resItemBox, .resItemBoxBooks, .book-item');
            let totalCounterEl = doc.querySelector('.totalCounter, z-bookterms');
            let totalCounter = '0';
            if (totalCounterEl) {
                let match = (totalCounterEl.innerText || totalCounterEl.innerHTML || '').match(/\d+/);
                if (match) totalCounter = match[0];
            }
            if (totalCounter === '0' && items.length > 0) totalCounter = items.length.toString();
 
            zlibContainer.innerHTML = `<h2>Z-Library (<span id="filterItemsNum">0</span>) · · · · · · <span class="pl">(<a href="${currentSearchUrl}" target="_blank">全部 ${totalCounter}</a>)</span></h2><div class="clear"></div>`;
 
            let filterItemsNum = 0;
            // 解析 Z-Library 数据（兼容旧版 DOM 和 新版 Z-BookCard WebComponent）
            for (let i = 0; i < items.length && filterItemsNum < 5; i++) {
                try {
                    let currentItem = items[i];
                    if (currentItem.classList.contains('booklist')) continue;
 
                    let bookName = '', link = '', publisher = '', author = '', year = '', file = '', img = '', dlLink = '';
                    let zCard = currentItem.querySelector('z-bookcard');
 
                    if (zCard) { // 新版 DOM
                        link = zCard.getAttribute('href') || '';
                        if (!link) continue;
                        let titleSlot = zCard.querySelector('[slot="title"]');
                        bookName = titleSlot ? titleSlot.innerText.trim() : '';
                        let authorSlot = zCard.querySelector('[slot="author"]');
                        author = authorSlot ? authorSlot.innerText.trim() : '';
                        publisher = zCard.getAttribute('publisher') || '';
                        year = zCard.getAttribute('year') || '';
                        let ext = zCard.getAttribute('extension') || '';
                        let size = zCard.getAttribute('filesize') || '';
                        file = (ext && size) ? `${ext.toUpperCase()}, ${size}` : (ext || size);
                        let dlAttr = zCard.getAttribute('download');
                        if (dlAttr) dlLink = ZLIB_DOMAIN + dlAttr;
                        let imgEl = zCard.querySelector('img');
                        img = imgEl ? imgEl.outerHTML.replace('data-src', 'src') : '';
                    } else { // 旧版 DOM
                        let titleLink = currentItem.querySelector('h3 a[itemprop="url"]') || currentItem.querySelector('a[style*="text-decoration: underline"]');
                        if (!titleLink) {
                            let trs = currentItem.getElementsByTagName('td');
                            if (trs.length > 2) titleLink = trs[2].querySelector('a');
                        }
                        if (!titleLink) continue;
                        bookName = titleLink.innerText.trim();
                        link = titleLink.getAttribute("href");
                        let authorArr = [];
                        currentItem.querySelectorAll('td a').forEach(aTag => {
                            let text = aTag.innerText.trim();
                            if (aTag.getAttribute('title') === 'Publisher') publisher = text;
                            else if (aTag.getAttribute('itemprop') === 'author') authorArr.push(text);
                        });
                        author = authorArr.join(', ');
                        let imgEl = currentItem.querySelector('img.cover') || currentItem.querySelector('img.itemCover');
                        img = imgEl ? imgEl.outerHTML.replace('data-src', 'src') : '';
                        let yearEl = currentItem.querySelector('.property_year .property_value');
                        if (yearEl) year = yearEl.innerText.trim();
                        let fileEl = currentItem.querySelector('.property__file .property_value');
                        if (fileEl) file = fileEl.innerText.trim();
                        let dlNode = currentItem.querySelector('a[href^="/dl/"]');
                        if (dlNode) dlLink = ZLIB_DOMAIN + dlNode.getAttribute('href');
                    }
 
                    let infos = [publisher, author, file].filter(Boolean);
                    let downloadBtnHtml = dlLink ? `<a href="${dlLink}" target="_blank" class="zlib-dl-btn">⬇ 下载</a>` : '';
 
                    let itemHtml = `
                    <div class="c-aside name-offline">
                        <div class="ll">${img}</div>
                        <div style="padding-left:60px; word-break:break-all;">
                            <a href="${ZLIB_DOMAIN}${link}" target="_blank">${bookName}</a> ${year ? '(' + year + ')' : ''}<br/>
                            <span class="pl">${infos.join('<br/>')}</span><br>
                            <div style="margin-top:6px;">${downloadBtnHtml}</div>
                        </div>
                    </div><div class="clear"></div><div class="ul" style="margin-bottom:12px;"></div>`;
 
                    zlibContainer.insertAdjacentHTML('beforeend', itemHtml);
                    filterItemsNum++;
                } catch (innerErr) { console.warn("解析跳过异常项", innerErr); }
            }
 
            let filterNumEl = document.getElementById('filterItemsNum');
            if (filterNumEl) filterNumEl.innerHTML = filterItemsNum;
 
            if (filterItemsNum === 0) {
                zlibContainer.innerHTML = `<h2>Z-Library (0) · · · · · · <span class="pl">(<a href="${currentSearchUrl}" target="_blank">去原站确认</a>)</span></h2><div class="pl">未提取到有效单本书籍（结果可能都是文章片段或书单聚合），请手动查询。</div>`;
            } else {
                let images = zlibContainer.getElementsByTagName('img');
                for (let i = 0; i < images.length; i++) {
                    images[i].setAttribute('width', '50px');
                    images[i].setAttribute('referrerpolicy', 'no-referrer');
                }
                if (items.length > 5) {
                    zlibContainer.insertAdjacentHTML('beforeend', `<div style="text-align:right; margin-top:5px;"><a href="${currentSearchUrl}" target="_blank" style="color:#aaa;">查看全部 ${totalCounter} 条结果 &gt;</a></div>`);
                }
            }
        }, function (err) {
            let zlibStatus = document.getElementById('zlib-status');
            if (!zlibStatus) return;
 
            if (err === "captcha") {
                zlibStatus.innerHTML = `<span style="color:#d14;">提示：Z-Library 开启了防机器人保护。</span><br>
                <span class="pl" style="color:#666; font-size:12px; line-height:1.4">为正常显示电子书，请按照以下步骤证明您是真人：</span><br>
                <a href="${ZLIB_DOMAIN}" target="_blank" class="zlib-status-btn" id="zlib-btn-gocheck">↗ 1. 点击去 Z-lib 验证一下</a>
                <a href="javascript:void(0)" class="zlib-status-btn" id="zlib-btn-retry" style="background:#e6f3ff; color:#0066cc!important; margin-left:8px;">↻ 2. 验证后点我重新加载</a>`;
 
                document.getElementById('zlib-btn-retry').onclick = () => {
                    zlibStatus.innerHTML = "正在重新获取资源...";
                    loadZlibData(url, currentSearchUrl);
                };
 
                document.getElementById('zlib-btn-gocheck').onclick = () => {
                    let focusHandler = () => {
                        let st = document.getElementById('zlib-status');
                        if (st && st.innerHTML.includes('拦截')) {
                            st.innerHTML = "检测到您已返回，正在自动重试...";
                            loadZlibData(url, currentSearchUrl);
                        }
                        window.removeEventListener('focus', focusHandler);
                    };
                    setTimeout(() => { window.addEventListener('focus', focusHandler); }, 2000);
                };
            } else {
                zlibStatus.innerHTML = `<span style="color:#d14;">网络失败。该镜像域名可能被阻断。</span><br><a href="${currentSearchUrl}" target="_blank" class="zlib-status-btn">↗ 尝试手动打开新窗口搜索</a>`;
            }
        });
    }
 
    // ==========================================
    //  第三模块：豆瓣音乐 (聚合搜索跳转)
    // ==========================================
    function initMusicScript() {
        GM_addStyle(`
            .douban-music-search { margin-bottom: 20px; padding: 15px; background: #f4f8fb; border-radius: 4px; border: 1px solid #e1eaf2; }
            .douban-music-search h2 { color: #1f6b9c; margin: 0 0 12px 0; font-size: 15px; border-bottom: 1px dashed #d0dcea; padding-bottom: 6px; }
            .music-category { margin-bottom: 8px; font-weight: bold; color: #555; font-size: 13px; }
            .music-btn-group { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
            .music-btn { padding: 4px 10px; font-size: 12px; border-radius: 3px; text-decoration: none !important; transition: all 0.2s; color: #fff !important; }
            .music-btn:hover { opacity: 0.85; }
            .btn-mp3 { background-color: #ff6a00; }
            .btn-listen { background-color: #00b4ff; }
            .btn-app { background-color: #607d8b; }
            .btn-tg { background-color: #2ca5e0; }
        `);
 
        // 获取页面上的专辑标题和歌手名称
        let wrapper = document.getElementById('wrapper');
        if (!wrapper) return;
        let titleSpan = wrapper.querySelector('h1 span');
        if (!titleSpan) return;
 
        let rawTitle = titleSpan.innerText.trim();
        // 提取前缀作为主标题（过滤掉 'EP', 'Remastered' 等括号内容）
        let cleanTitle = rawTitle.replace(/[\(（【\[].*?[\]】）\)]/g, '').trim();
 
        // 尝试从 info 区域提取歌手名字
        let artist = '';
        let infoDiv = document.getElementById('info');
        if (infoDiv) {
            let artistSpan = infoDiv.querySelector('span.pl a');
            if (artistSpan) {
                artist = artistSpan.innerText.trim();
            } else {
                let artistMatch = infoDiv.innerText.match(/(表演者|歌手)[\s:：]*([^\n]*)/);
                if (artistMatch) artist = artistMatch[2].trim().split('/')[0].trim();
            }
        }
 
        // 组成搜索关键词，如果是非常长的标题，通常只搜歌手+前几个字最精准
        let keyword = cleanTitle;
        if (artist && !cleanTitle.includes(artist)) {
            keyword = artist + ' ' + cleanTitle;
        }
        let encodeKw = encodeURIComponent(keyword);
        let safeKeyword = keyword; // addEventListener中直接使用变量，无需转义
 
        // 构建侧边栏面板
        let aside = document.querySelector('.aside');
        if (!aside) return;
 
        let panel = document.createElement('div');
        panel.className = 'douban-music-search';
        panel.innerHTML = `
            <h2>🎵 音乐下载 · 在线试听</h2>
            <div id="douban-music-player-container" style="margin-bottom: 12px; display: none;">
                <!-- 极简播放器将渲染在这里 -->
            </div>
            
            <div class="music-category">⚡ MP3 极速下载站</div>
            <div class="music-btn-group">
                <a class="music-btn btn-mp3" href="https://www.gequbao.com/s/${encodeKw}" target="_blank" title="歌曲宝">歌曲宝 (直连)</a>
                <a class="music-btn btn-mp3 btn-copy-kw" href="https://www.22a5.com/" target="_blank" title="爱玩音乐22a5">爱玩音乐 (需手搜)</a>
            </div>
 
            <div class="music-category">🎧 无损源 / 试听引擎</div>
            <div class="music-btn-group">
                <a class="music-btn btn-listen" href="https://tonzhon.whamon.com/search/${encodeKw}" target="_blank" title="铜钟纯净版">铜钟 Tonzhon (直连)</a>
            </div>
 
            <div class="music-category">⚙️ 全网聚合网页版 (需手搜)</div>
            <div class="music-btn-group">
                <a class="music-btn btn-app btn-copy-kw" href="https://music.wjhe.top/" target="_blank" title="HEMusic 多音质引擎">HEMusic 引擎</a>
                <a class="music-btn btn-app btn-copy-kw" href="https://music.gdstudio.xyz/" target="_blank">GD音乐台</a>
                <a class="music-btn btn-app btn-copy-kw" href="https://yilancn.top/music/" target="_blank">Ylan Music</a>
                <a class="music-btn btn-app btn-copy-kw" href="https://musicbox.yangweijie.cn/" target="_blank">Minimal</a>
            </div>
 
            <div class="music-category">🤖 Telegram 机器人 (<a href="#" target="_blank" style="color: #37a;" title="https://my.lanwu.art">需VPN/手搜</a>)</div>
            <div class="music-btn-group">
                <a class="music-btn btn-tg btn-copy-kw" href="tg://resolve?domain=Music163bot" target="_blank">@Music163bot</a>
                <a class="music-btn btn-tg btn-copy-kw" href="tg://resolve?domain=music_v1bot" target="_blank">@music_v1bot</a>
            </div>
            <div style="font-size:11px; color:#888; margin-top:5px;">* 💡 <strong>提示：</strong>点击带 <em>(需手搜)</em> 的按钮，将为您自动复制歌曲名！</div>
        `;
        aside.insertBefore(panel, aside.firstChild);
 
        // 为需要手动搜索的按钮绑定自动复制事件（必须在JS上下文中绑定，不能用内联onclick避免跨沙箱权限不足）
        let copyBtns = panel.querySelectorAll('.btn-copy-kw');
        copyBtns.forEach(btn => {
            btn.addEventListener('click', function () {
                GM_setClipboard(safeKeyword, 'text');
            });
        });
 
        // 增加内嵌极简播放器功能: 尝试通过网易云接口搜索并获取第一首歌曲的ID
        GM_xmlhttpRequest({
            method: 'POST',
            url: 'https://music.163.com/api/search/get/web',
            headers: {
                'Content-Type': 'application/x-www-form-urlencoded',
                'Referer': 'https://music.163.com/'
            },
            data: 's=' + encodeKw + '&type=1&offset=0&total=true&limit=1',
            onload: function (response) {
                try {
                    let res = JSON.parse(response.responseText);
                    if (res.code === 200 && res.result && res.result.songs && res.result.songs.length > 0) {
                        let songId = res.result.songs[0].id;
                        let playerContainer = document.getElementById('douban-music-player-container');
                        if (playerContainer) {
                            playerContainer.style.display = 'block';
                            // 改用原生 audio 标签结合外链直达接口，并增加 onerror 容错防盗链及无版权提示
                            playerContainer.innerHTML =
                                '<audio controls src="https://music.163.com/song/media/outer/url?id=' + songId + '.mp3" ' +
                                'style="width:100%; height:40px; border-radius:4px; outline:none; background:#f1f3f4;" ' +
                                'title="网易云极速试听" ' +
                                'onerror="this.style.display=\'none\'; this.nextElementSibling.style.display=\'block\';"></audio>' +
                                '<div style="display:none; color:#daaf76; font-size:12px; padding:8px 0; text-align:center; background:#fffbf4; border-radius:4px; border:1px solid #f9e2c4; margin-bottom:5px;">⚠️ 该首歌曲受版权保护，暂无法提供直接试听。请使用下方按钮跳转收听。</div>';
                        }
                    }
                } catch (e) {
                    console.log('Douban Master: Failed to load netease music iframe', e);
                }
            }
        });
    }
 
    // ==========================================
    //  主入口
    // ==========================================
    if (location.host === 'movie.douban.com') {
        setTimeout(initMovieScript, 500);
    } else if (location.host === 'book.douban.com') {
        setTimeout(initBookScript, 500);
    } else if (location.host === 'music.douban.com') {
        setTimeout(initMusicScript, 500);
    }
})();