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番茄小说下载器

番茄小说下载

当前为 2025-04-28 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name              番茄小说下载器
// @author            尘۝醉
// @version           2025.04.28.10
// @description       番茄小说下载
// @description:zh-cn 番茄小说下载
// @description:en    Fanqienovel Downloader (EPUB & TOC Support)
// @license           MIT
// @match             https://fanqienovel.com/*
// @require           https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/2.0.5/FileSaver.min.js
// @require           https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js
// @icon              https://img.onlinedown.net/download/202102/152723-601ba1db7a29e.jpg
// @grant             GM_xmlhttpRequest
// @grant             GM_addStyle
// @connect           api5-normal-sinfonlineb.fqnovel.com
// @connect           i.snssdk.com
// @namespace         https://github.com/tampermonkey
// ==/UserScript==
(function() {
    'use strict';
    // 配置常量
    const CONFIG = {
        REG_KEY: "ac25c67ddd8f38c1b37a2348828e222e",
        INSTALL_ID: "4427064614339001",
        SERVER_DEVICE_ID: "4427064614334905",
        AID: "1967",
        VERSION_CODE: "62532",
        MAX_CONCURRENT: 20,
        RETRY_TIMES: 5,
        RETRY_DELAY: 500
    };

    // EPUB模板
    const EPUB_TEMPLATES = {
        MIMETYPE: 'application/epub+zip',
        CONTAINER: `<?xml version="1.0"?>
<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
    <rootfiles>
        <rootfile full-path="OEBPS/content.opf" media-type="application/oebps-package+xml"/>
    </rootfiles>
</container>`,
        OPF: (metadata, manifest, spine, guide) => `<?xml version="1.0" encoding="UTF-8"?>
<package xmlns="http://www.idpf.org/2007/opf" version="3.0" unique-identifier="bookid">
    <metadata xmlns:dc="http://purl.org/dc/elements/1.1/">
        <dc:identifier id="bookid">urn:uuid:${metadata.uuid}</dc:identifier>
        <dc:title>${metadata.title}</dc:title>
        <dc:creator>${metadata.author}</dc:creator>
        <dc:language>zh-CN</dc:language>
        <meta property="dcterms:modified">${metadata.modified}</meta>
    </metadata>
    <manifest>
        ${manifest}
    </manifest>
    <spine>
        ${spine}
    </spine>
    <guide>
        ${guide}
    </guide>
</package>`
    };

    // 界面样式
    GM_addStyle(`
        .tamper-container {
            position: fixed;
            top: 220px;
            right: 20px;
            background: #fff;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            padding: 15px;
            z-index: 9999;
            width: 200px;
            font-size: 14px;
            line-height: 1.3
        }
        .tamper-button {
            background: #ff6b00;
            color: #fff;
            border: none;
            border-radius: 20px;
            padding: 10px 20px;
            margin: 5px 0;
            cursor: pointer;
            font-size: 14px;
            font-weight: bold;
            transition: all 0.2s;
            width: 100%;
            text-align: center
        }
        .tamper-button:hover {
            background: #ff5500
        }
        .tamper-button:disabled {
            background: #ccc;
            cursor: not-allowed
        }
        .tamper-button.txt {
            background: #4CAF50;
        }
        .tamper-button.epub {
            background: #2196F3;
        }
        .stats-container {
            display: flex;
            justify-content: space-between;
            margin-top: 15px;
            font-size: 12px
        }
        .stat-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            flex: 1;
            padding: 5px
        }
        .stat-label {
            margin-bottom: 5px;
            color: #666
        }
        .stat-value {
            font-weight: bold;
            font-size: 16px
        }
        .total-value {
            color: #333
        }
        .success-value {
            color: #4CAF50
        }
        .failed-value {
            color: #F44336
        }
        .tamper-notification {
            position: fixed;
            bottom: 40px;
            right: 40px;
            background-color: #4CAF50;
            color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.2);
            z-index: 9999;
            font-size: 28px;
            animation: fadeIn 0.5s;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
    `);

    // 加密解密类
    class FqCrypto {
        constructor(key) {
            this.key = this.hexToBytes(key);
            if (this.key.length !== 16) {
                throw new Error(`Invalid key length! Expected 16 bytes, got ${this.key.length}`);
            }
            this.cipherMode = { name: 'AES-CBC' };
        }
        hexToBytes(hex) {
            const bytes = [];
            for (let i = 0; i < hex.length; i += 2) {
                bytes.push(parseInt(hex.substr(i, 2), 16));
            }
            return new Uint8Array(bytes);
        }
        bytesToHex(bytes) {
            return Array.from(bytes).map(b => b.toString(16).padStart(2, '0')).join('');
        }
        async encrypt(data, iv) {
            const cryptoKey = await crypto.subtle.importKey(
                'raw',
                this.key,
                { name: 'AES-CBC' },
                false,
                ['encrypt']
            );
            const encrypted = await crypto.subtle.encrypt(
                { name: 'AES-CBC', iv },
                cryptoKey,
                this.pkcs7Pad(data)
            );
            return new Uint8Array(encrypted);
        }
        async decrypt(data) {
            const iv = data.slice(0, 16);
            const ct = data.slice(16);
            const cryptoKey = await crypto.subtle.importKey(
                'raw',
                this.key,
                { name: 'AES-CBC' },
                false,
                ['decrypt']
            );
            const decrypted = await crypto.subtle.decrypt(
                { name: 'AES-CBC', iv },
                cryptoKey,
                ct
            );
            return this.pkcs7Unpad(new Uint8Array(decrypted));
        }
        pkcs7Pad(data) {
            const blockSize = 16;
            const padding = blockSize - (data.length % blockSize);
            const padded = new Uint8Array(data.length + padding);
            padded.set(data);
            for (let i = data.length; i < padded.length; i++) {
                padded[i] = padding;
            }
            return padded;
        }
        pkcs7Unpad(data) {
            const padding = data[data.length - 1];
            if (padding > 16) return data;
            for (let i = data.length - padding; i < data.length; i++) {
                if (data[i] !== padding) return data;
            }
            return data.slice(0, data.length - padding);
        }
        async generateRegisterContent(deviceId, strVal = "0") {
            if (!/^\d+$/.test(deviceId) || !/^\d+$/.test(strVal)) {
                throw new Error("Invalid device ID or value");
            }
            /* global BigInt */
            const deviceIdBytes = new Uint8Array(8);
            const deviceIdNum = BigInt(deviceId);
            for (let i = 0; i < 8; i++) {
                deviceIdBytes[i] = Number((deviceIdNum >> BigInt(i * 8)) & BigInt(0xFF));
            }
            const strValBytes = new Uint8Array(8);
            const strValNum = BigInt(strVal);
            for (let i = 0; i < 8; i++) {
                strValBytes[i] = Number((strValNum >> BigInt(i * 8)) & BigInt(0xFF));
            }
            const combined = new Uint8Array([...deviceIdBytes, ...strValBytes]);
            const iv = crypto.getRandomValues(new Uint8Array(16));
            const encrypted = await this.encrypt(combined, iv);
            const result = new Uint8Array([...iv, ...encrypted]);
            return btoa(String.fromCharCode(...result));
        }
    }
    // API客户端类
    class FqClient {
        constructor(config) {
            this.config = config;
            this.crypto = new FqCrypto(config.REG_KEY);
            this.dynamicKey = null;
            this.keyExpireTime = 0;
            this.requestQueue = [];
            this.activeRequests = 0;
        }
        async throttledApiRequest(method, endpoint, params = {}, data = null) {
            return new Promise((resolve, reject) => {
                const execute = async () => {
                    try {
                        this.activeRequests++;
                        const result = await this._apiRequest(method, endpoint, params, data);
                        resolve(result);
                    } catch (error) {
                        reject(error);
                    } finally {
                        this.activeRequests--;
                        this.processQueue();
                    }
                };
                if (this.activeRequests < CONFIG.MAX_CONCURRENT) {
                    execute();
                } else {
                    this.requestQueue.push(execute);
                }
            });
        }
        processQueue() {
            while (this.requestQueue.length > 0 && this.activeRequests < CONFIG.MAX_CONCURRENT) {
                const nextRequest = this.requestQueue.shift();
                nextRequest();
            }
        }
        async _apiRequest(method, endpoint, params = {}, data = null) {
            const url = new URL(`https://api5-normal-sinfonlineb.fqnovel.com${endpoint}`);
            Object.keys(params).forEach(key => url.searchParams.append(key, params[key]));
            const headers = {
                "Cookie": `install_id=${this.config.INSTALL_ID}`,
                "User-Agent": "okhttp/4.9.3"
            };
            if (data) {
                headers["Content-Type"] = "application/json";
            }
            return new Promise((resolve, reject) => {
                GM_xmlhttpRequest({
                    method: method,
                    url: url.toString(),
                    headers: headers,
                    data: data ? JSON.stringify(data) : undefined,
                    onload: (response) => {
                        if (response.status >= 200 && response.status < 300) {
                            try {
                                resolve(JSON.parse(response.responseText));
                            } catch (e) {
                                reject(new Error(`Failed to parse response: ${e.message}`));
                            }
                        } else {
                            reject(new Error(`API request failed with status ${response.status}`));
                        }
                    },
                    onerror: (error) => {
                        reject(new Error(`API request error: ${error.error}`));
                    },
                    timeout: 10000
                });
            });
        }
        async getContentKeys(itemIds) {
            const itemIdsStr = Array.isArray(itemIds) ? itemIds.join(',') : itemIds;
            return this.throttledApiRequest(
                "GET",
                "/reading/reader/batch_full/v",
                {
                    item_ids: itemIdsStr,
                    req_type: "1",
                    aid: this.config.AID,
                    update_version_code: this.config.VERSION_CODE
                }
            );
        }
        async getDecryptionKey() {
            const now = Date.now();
            if (this.dynamicKey && this.keyExpireTime > now) {
                return this.dynamicKey;
            }
            const content = await this.crypto.generateRegisterContent(this.config.SERVER_DEVICE_ID);
            const payload = {
                content: content,
                keyver: 1
            };
            const result = await this.throttledApiRequest(
                "POST",
                "/reading/crypt/registerkey",
                { aid: this.config.AID },
                payload
            );
            const encryptedKey = Uint8Array.from(atob(result.data.key), c => c.charCodeAt(0));
            const decryptedKey = await this.crypto.decrypt(encryptedKey);
            this.dynamicKey = this.crypto.bytesToHex(decryptedKey);
            this.keyExpireTime = now + 3600000;
            return this.dynamicKey;
        }
        async decryptContent(encryptedContent) {
            const dynamicKey = await this.getDecryptionKey();
            const contentCrypto = new FqCrypto(dynamicKey);
            const decoded = Uint8Array.from(atob(encryptedContent), c => c.charCodeAt(0));
            const decrypted = await contentCrypto.decrypt(decoded);
            const decompressed = await this.gunzip(decrypted);
            return new TextDecoder().decode(decompressed);
        }
        /* global DecompressionStream */
        async gunzip(data) {
            const ds = new DecompressionStream('gzip');
            const writer = ds.writable.getWriter();
            writer.write(data);
            writer.close();
            return new Response(ds.readable).arrayBuffer().then(arrayBuffer => new Uint8Array(arrayBuffer));
        }
    }
    // 辅助函数
    function decodeHtmlEntities(str) {
        const entities={'&#34;':'"','&#39;':"'",'&amp;':'&','&lt;':'<','&gt;':'>'};
        return str.replace(/&#34;|&#39;|&amp;|&lt;|&gt;/g, match => entities[match]);
    }
    function sanitizeFilename(name) {
        return name.replace(/[\\/*?:"<>|]/g, '').trim();
    }
    function showNotification(message, isSuccess = true) {
        const notification = document.createElement('div');
        notification.className = 'tamper-notification';
        notification.style.cssText = `position:fixed;bottom:40px;right:40px;background-color:${isSuccess ? '#4CAF50' : '#F44336'};color:white;padding:30px;border-radius:10px;box-shadow:0 8px 16px rgba(0,0,0,0.2);z-index:9999;font-size:28px;animation:fadeIn 0.5s`;
        notification.textContent = message;
        document.body.appendChild(notification);
        setTimeout(() => {
            notification.style.opacity = '0';
            setTimeout(() => notification.remove(), 500);
        }, 3000);
        return notification;
    }
    function formatContent(content) {
        let decoded = decodeHtmlEntities(content);
        return decoded.replace(/<p><\/p>/g,'').replace(/<p>/g,'').replace(/<br\/?>/g,'\n').replace(/<\/p>/g,'\n').replace(/<[^>]+>/g,'').replace(/^\s+|\s+$/g,'').replace(/\n{3,}/g, '\n');
    }
    function createDownloadUI() {
        const container = document.createElement('div');
        container.className = 'tamper-container';
        const txtBtn = document.createElement('button');
        txtBtn.className = 'tamper-button txt';
        txtBtn.textContent = '下载TXT';
        container.appendChild(txtBtn);

        const epubBtn = document.createElement('button');
        epubBtn.className = 'tamper-button epub';
        epubBtn.textContent = '下载EPUB';
        epubBtn.style.marginTop = '10px';
        container.appendChild(epubBtn);
        const statsContainer = document.createElement('div');
        statsContainer.className = 'stats-container';
        const totalStat = document.createElement('div');
        totalStat.className = 'stat-item';
        totalStat.innerHTML = `
            <div class="stat-label">总章节</div>
            <div class="stat-value total-value">0</div>
        `;
        const successStat = document.createElement('div');
        successStat.className = 'stat-item';
        successStat.innerHTML = `
            <div class="stat-label">成功</div>
            <div class="stat-value success-value">0</div>
        `;
        const failedStat = document.createElement('div');
        failedStat.className = 'stat-item';
        failedStat.innerHTML = `
            <div class="stat-label">失败</div>
            <div class="stat-value failed-value">0</div>
        `;
        statsContainer.appendChild(totalStat);
        statsContainer.appendChild(successStat);
        statsContainer.appendChild(failedStat);
        container.appendChild(statsContainer);
        document.body.appendChild(container);
        return {
            container,
            txtBtn,
            epubBtn,
            updateStats: (total, success, failed) => {
                totalStat.querySelector('.stat-value').textContent = total;
                successStat.querySelector('.stat-value').textContent = success;
                failedStat.querySelector('.stat-value').textContent = failed;
            }
        };
    }
    async function getBookInfo(bookId) {
        const url = `https://i.snssdk.com/reading/bookapi/multi-detail/v/?aid=1967&book_id=${bookId}`;
        const response = await new Promise((resolve, reject) => {
            GM_xmlhttpRequest({
                method: "GET",
                url: url,
                headers: { 'User-Agent': 'okhttp/4.9.3' },
                onload: resolve,
                onerror: reject,
                timeout: 8000
            });
        });
        if (response.status !== 200) throw new Error(`HTTP ${response.status}`);
        const data = JSON.parse(response.responseText);
        if (!data.data || !data.data[0]) throw new Error('未获取到书籍信息');
        const book = data.data[0];
        return {
            title: sanitizeFilename(book.book_name),
            author: sanitizeFilename(book.author),
            abstract: book.abstract,
            wordCount: book.word_number,
            chapterCount: book.serial_count,
            thumb_url: book.thumb_url,
            infoText: `书名:${book.book_name}\n作者:${book.author}\n字数:${parseInt(book.word_number)/10000}万字\n章节数:${book.serial_count}\n简介:${book.abstract}\n免责声明:本小说下载器仅为个人学习、研究或欣赏目的提供便利,下载的小说版权归原作者及版权方所有。若因使用本下载器导致任何版权纠纷或法律问题,使用者需自行承担全部责任。`
        };
    }
    async function getChapters(bookId) {
        const url = `https://fanqienovel.com/api/reader/directory/detail?bookId=${bookId}`;
        const response = await new Promise((resolve, reject) => {
            GM_xmlhttpRequest({
                method: "GET",
                url: url,
                headers: { 'User-Agent': 'okhttp/4.9.3' },
                onload: resolve,
                onerror: reject,
                timeout: 8000
            });
        });
        if (response.status !== 200) throw new Error(`HTTP ${response.status}`);
        const text = response.responseText;
        const chapterListMatch = text.match(/"chapterListWithVolume":\[(.*?)\]]/);
        if (!chapterListMatch) throw new Error('未找到章节列表');
        const chapterListStr = chapterListMatch[1];
        const itemIds = chapterListStr.match(/"itemId":"(.*?)"/g).map(m => m.match(/"itemId":"(.*?)"/)[1]);
        const titles = chapterListStr.match(/"title":"(.*?)"/g).map(m => m.match(/"title":"(.*?)"/)[1]);
        return itemIds.map((id, index) => ({
            id: id,
            title: titles[index] || `第${index+1}章`
        }));
    }
    async function downloadChapter(client, chapter) {
        try {
            const encrypted = await client.getContentKeys(chapter.id);
            if (!encrypted.data || !encrypted.data[chapter.id]) {
                throw new Error('未获取到章节内容');
            }
            const decrypted = await client.decryptContent(encrypted.data[chapter.id].content);
            return {
                title: chapter.title,
                content: formatContent(decrypted),
                success: true
            };
        } catch (error) {
            console.error(`下载章节 ${chapter.title} 失败:`, error);
            return {
                title: chapter.title,
                content: `[下载失败: ${chapter.title}]`,
                success: false
            };
        }
    }
    /* global JSZip */
    async function generateEPUB(bookInfo, chapters, contents, coverUrl) {
        const zip = new JSZip();
        const uuid = URL.createObjectURL(new Blob([])).split('/').pop();
        const now = new Date().toISOString().replace(/\.\d+Z$/, 'Z');

        // 1. 必须包含的文件
        zip.file('mimetype', EPUB_TEMPLATES.MIMETYPE, { compression: 'STORE' });

        // 2. 容器文件
        const metaInf = zip.folder('META-INF');
        metaInf.file('container.xml', EPUB_TEMPLATES.CONTAINER);

        // 3. 内容文件夹
        const oebps = zip.folder('OEBPS');

        // 创建Text文件夹
        const textFolder = oebps.folder('Text');

        // 4. CSS样式(增强阅读体验)
        const cssContent = `body { font-family: "Microsoft Yahei", serif; line-height: 1.8; margin: 2em auto; padding: 0 20px; color: #333; text-align: justify; background-color: #f8f4e8; }
h1 { font-size: 1.4em; margin: 1.2em 0; color: #0057BD; }
h2 { font-size: 1.0em; margin: 0.8em 0; color: #0057BD; }
.pic { margin: 50% 30% 0 30%; padding: 2px 2px; border: 1px solid #f5f5dc; background-color: rgba(250,250,250, 0); border-radius: 1px; }
p { text-indent: 2em; margin: 0.8em 0; hyphens: auto; }
.book-info { margin: 1em 0; padding: 1em; background: #f8f8f8; border-radius: 5px; }
.book-info p { text-indent: 0; }`;
        oebps.file('Styles/main.css', cssContent);

        // 5. 封面处理
        let coverImage;
        if (coverUrl) {
            try {
                coverImage = await new Promise((resolve, reject) => {
                    GM_xmlhttpRequest({
                        method: 'GET',
                        url: coverUrl,
                        responseType: 'blob',
                        onload: (r) => resolve(r.response),
                        onerror: reject
                    });
                });
                oebps.file('Images/cover.jpg', coverImage, { binary: true });

                // 生成封面页面
                const coverHtml = `<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/html">
<head>
    <title>封面</title>
    <link href="../Styles/main.css" rel="stylesheet"/></head><body><div class="pic"><img src="../Images/cover.jpg" alt="${bookInfo.title}封面" style="max-height: 60vh;"/></div><h1 style="margin-top: 2em;">${bookInfo.title}</h1><h2>${bookInfo.author}</h2>
</body></html>`;
                textFolder.file('cover.html', coverHtml);
            } catch (e) {
                console.warn('封面下载失败:', e);
            }
        }

        // 6. 生成书籍信息页面
        const infoHtml = `<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/html">
<head>
    <title>书籍信息</title>
    <link href="../Styles/main.css" rel="stylesheet"/></head><body><h1>${bookInfo.title}</h1><div class="book-info"><p><strong>作者:</strong>${bookInfo.author}</p><p><strong>字数:</strong>${parseInt(bookInfo.wordCount)/10000}万字</p><p><strong>章节数:</strong>${bookInfo.chapterCount}</p></div><h2>简介</h2><p>${bookInfo.abstract.replace(/\n/g, '</p><p>')}</p><h2>免责声明</h2><p>本小说下载器仅为个人学习、研究或欣赏目的提供便利,下载的小说版权归原作者及版权方所有。若因使用本下载器导致任何版权纠纷或法律问题,使用者需自行承担全部责任。</p></body></html>`;
        textFolder.file('info.html', infoHtml);

        // 7. 生成章节文件
        const manifestItems = [
            '<item id="css" href="Styles/main.css" media-type="text/css"/>',
            '<item id="nav" href="Text/nav.html" media-type="application/html+xml" properties="nav"/>',
            coverImage ? '<item id="cover" href="Text/cover.html" media-type="application/html+xml"/>' : '',
            '<item id="info" href="Text/info.html" media-type="application/html+xml"/>',
            coverImage ? '<item id="cover-image" href="Images/cover.jpg" media-type="image/jpeg"/>' : ''
        ].filter(Boolean);

        const spineItems = [
            coverImage ? '<itemref idref="cover"/>' : '',
            '<itemref idref="info"/>'
        ];

        const navItems = [];

        // 生成章节内容
        chapters.forEach((chapter, index) => {
            const filename = `chapter_${index}.html`;
            const safeContent = contents[index]
                .replace(/</g, '&lt;')
                .replace(/>/g, '&gt;')
                .replace(/\n/g, '</p><p>');

            const chapterContent = `<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/html">
<head>
    <title>${chapter.title}</title>
    <link href="../Styles/main.css" rel="stylesheet"/></head><body><h1>${chapter.title}</h1><p>${safeContent}</p></body></html>`;

            textFolder.file(filename, chapterContent);

            manifestItems.push(`<item id="chap${index}" href="Text/${filename}" media-type="application/html+xml"/>`);
            spineItems.push(`<itemref idref="chap${index}"/>`);
            navItems.push(`<li><a href="${filename}">${chapter.title}</a></li>`);
        });

        // 8. 生成导航文件
        const navContent = `<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/html">
<head>
    <title>目录</title>
    <link href="../Styles/main.css" rel="stylesheet"/></head><body><nav epub:type="toc"><h1>目录</h1><ol>${navItems.join('')}</ol></nav></body></html>`;
        textFolder.file('nav.html', navContent);

        // 9. 生成content.opf文件
        const opfContent = `<?xml version="1.0" encoding="UTF-8"?>
<package xmlns="http://www.idpf.org/2007/opf" version="3.0" unique-identifier="bookid"><metadata xmlns:dc="http://purl.org/dc/elements/1.1/"><dc:identifier id="bookid">urn:uuid:${uuid}</dc:identifier><dc:title>${bookInfo.title}</dc:title><dc:creator>${bookInfo.author}</dc:creator><dc:language>zh-CN</dc:language><meta property="dcterms:modified">${now}</meta>${coverImage ? '<meta name="cover" content="cover-image"/>' : ''}</metadata><manifest>${manifestItems.join('\n        ')}</manifest><spine>${spineItems.join('\n        ')}</spine><guide>${coverImage ? '<reference type="cover" title="封面" href="Text/cover.html"/>' : ''}</guide></package>`;

        oebps.file('content.opf', opfContent);

        // 10. 生成EPUB文件
        const blob = await zip.generateAsync({
            type: 'blob',
            mimeType: 'application/epub+zip',
            compression: 'DEFLATE',
            compressionOptions: { level: 9 }
        });

        /* global saveAs */
        saveAs(blob, `${bookInfo.title}.epub`);
    }

    async function downloadAllChapters(client, chapters, format = 'txt', updateStats) {
        const startTime = Date.now();
        let downloaded = 0;
        let successCount = 0;
        let failedCount = 0;
        let contents = [];

        const batchSize = CONFIG.MAX_CONCURRENT;

        // 批量下载函数
        const downloadBatch = async (startIndex) => {
            const endIndex = Math.min(startIndex + batchSize, chapters.length);
            const batch = chapters.slice(startIndex, endIndex);
            const promises = batch.map(chapter => 
                downloadChapter(client, chapter)
                    .then(result => {
                        downloaded++;
                        if (result.success) {
                            successCount++;
                        } else {
                            failedCount++;
                        }
                        // 更新统计UI
                        if (updateStats) {
                            updateStats(chapters.length, successCount, failedCount);
                        }
                        return result;
                    })
            );
            return Promise.all(promises);
        };
        // 分批下载所有章节
        for (let i = 0; i < chapters.length; i += batchSize) {
            const batchResults = await downloadBatch(i);
            for (const result of batchResults) {
                contents.push(result.content);
            }
        }
        return {
            contents,
            successCount,
            failedCount,
            duration: ((Date.now() - startTime) / 1000).toFixed(1)
        };
    }

    // 阅读器功能
    async function handleReaderPage(client) {
        const toolbar = document.querySelector("#app > div > div > div > div.reader-toolbar > div > div.reader-toolbar-item.reader-toolbar-item-download");
        const text = toolbar?.querySelector('div:nth-child(2)');

        if (toolbar && text) {
            text.innerHTML = '加载中...';
        }

        document.title = document.title.replace(/在线免费阅读_番茄小说官网$/, '');
        var currentURL = window.location.href;
        setInterval(() => window.location.href !== currentURL ? location.reload() : null, 1000);

        let cdiv = document.getElementsByClassName('muye-reader-content noselect')[0];
        if (cdiv) {
            cdiv.classList = cdiv.classList[0];
        } else {
            const html0 = document.getElementById('html_0');
            if (!html0) return;
            cdiv = html0.children[2] || html0.children[0];
            if (!cdiv) return;
        }

        try {
            const url = window.location.href;
            const match = url.match(/\/(\d+)/);
            if (!match) return;

            const chapterId = match[1];
            const response = await client.getContentKeys(chapterId);

            if (!response.data || !response.data[chapterId]) {
                throw new Error('未找到章节的内容');
            }

            const decrypted = await client.decryptContent(response.data[chapterId].content);
            document.getElementsByClassName('muye-to-fanqie')[0]?.remove();
            document.getElementsByClassName('pay-page')[0]?.remove();
            cdiv.innerHTML = decrypted;
            document.getElementById('html_0')?.classList.remove('pay-page-html');

            if (toolbar && text) {
                toolbar.style.backgroundColor = '#B0E57C';
                text.innerHTML = '成功';
            }
        } catch (error) {
            console.error('错误:', error);
            if (toolbar && text) {
                toolbar.style.backgroundColor = 'pink';
                text.innerHTML = '失败';
            }
        }
    }

    async function handleBookPage(client, bookId) {
        // 获取书籍信息
        let bookInfo, chapters;
        try {
            bookInfo = await getBookInfo(bookId);
            chapters = await getChapters(bookId);
        } catch (error) {
            console.error('初始化失败:', error);
            showNotification('获取书籍信息失败', false);
            return;
        }
        // 创建下载UI
        const ui = createDownloadUI();
        ui.updateStats(chapters.length, 0, 0);

        // TXT下载按钮事件
        ui.txtBtn.addEventListener('click', async () => {
            if (ui.txtBtn.disabled) return;
            ui.txtBtn.disabled = true;
            ui.txtBtn.textContent = '准备下载...';
            if (!confirm(`即将下载《${bookInfo.title}》全本TXT,共${chapters.length}章,是否继续?`)) {
                ui.txtBtn.disabled = false;
                ui.txtBtn.textContent = '下载TXT';
                return;
            }
            ui.txtBtn.textContent = '下载中...';
            try {
                const notification = showNotification('开始下载TXT...', true);

                // 下载所有章节
                const { contents, successCount, failedCount, duration } = await downloadAllChapters(
                    client,
                    chapters,
                    'txt',
                    ui.updateStats // 传入更新统计的函数
                );

                // 生成TXT文件
                let txtContent = `${bookInfo.infoText}\n\n`;
                contents.forEach((content, index) => {
                    txtContent += `\n\n${chapters[index].title}\n${content}`;
                });

                const blob = new Blob([txtContent], { type: 'text/plain;charset=utf-8' });
                saveAs(blob, `${bookInfo.title}.txt`);

                notification.textContent = `TXT下载完成!共${chapters.length}章,成功${successCount}章,失败${failedCount}章,耗时${duration}秒`;
                notification.style.backgroundColor = '#4CAF50';
                ui.txtBtn.textContent = '下载完成';
            } catch (error) {
                console.error('下载失败:', error);
                showNotification('TXT下载失败: ' + error.message, false);
                ui.txtBtn.textContent = '下载失败';
            } finally {
                ui.txtBtn.disabled = false;
            }
        });

        // EPUB下载按钮事件
        ui.epubBtn.addEventListener('click', async () => {
            if (ui.epubBtn.disabled) return;
            ui.epubBtn.disabled = true;
            ui.epubBtn.textContent = '准备下载...';

            if (!confirm(`即将下载《${bookInfo.title}》全本EPUB,共${chapters.length}章,是否继续?`)) {
                ui.epubBtn.disabled = false;
                ui.epubBtn.textContent = '下载EPUB';
                return;
            }

            ui.epubBtn.textContent = '下载中...';
            try {
                const notification = showNotification('开始下载EPUB...', true);

                // 下载所有章节
                const { contents, successCount, failedCount, duration } = await downloadAllChapters(
                    client,
                    chapters,
                    'epub',
                    ui.updateStats // 传入更新统计的函数
                );

                // 生成EPUB文件
                await generateEPUB(
                    bookInfo,
                    chapters,
                    contents,
                    bookInfo.thumb_url
                );

                notification.textContent = `EPUB生成完成!共${chapters.length}章,成功${successCount}章,失败${failedCount}章,耗时${duration}秒`;
                notification.style.backgroundColor = '#4CAF50';
                ui.epubBtn.textContent = '下载完成';
            } catch (error) {
                console.error('EPUB生成失败:', error);
                showNotification(`EPUB生成失败: ${error.message}`, false);
                ui.epubBtn.textContent = '下载失败';
            } finally {
                ui.epubBtn.disabled = false;
            }
        });
    }
    // 主入口
    async function main() {
        const pathMatch = window.location.pathname.match(/\/page\/(\d+)/);
        const isReaderPage = window.location.pathname.includes('/reader/');
        const client = new FqClient(CONFIG);

        if (isReaderPage) {
            await handleReaderPage(client);
        } else if (pathMatch) {
            const bookId = pathMatch[1];
            await handleBookPage(client, bookId);
        }
    }
    // 启动主逻辑
    if (document.readyState === 'complete' || document.readyState === 'interactive') {
        setTimeout(main, 1000); // 增加延迟确保页面加载完成
    } else {
        document.addEventListener('DOMContentLoaded', main);
    }
})();