Chapter Downloader

Tải tối đa 200 chương từ truyen.tangthuvien.vn
当前为 2025-04-21 提交的版本，查看最新版本。
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// ==UserScript==
// @name         Chapter Downloader
// @namespace    http://tampermonkey.net/
// @version      3.0
// @description  Tải tối đa 200 chương từ truyen.tangthuvien.vn
// @author       Bạn
// @match        https://truyen.tangthuvien.vn/doc-truyen/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    let maxChapters = 200;
    let downloadedChapters = 0;
    let isAutoDownloading = false;

    // UI Panel setup
    const panel = document.createElement('div');
    panel.innerHTML = `
        <textarea id="content-textarea" style="width:100%; height:300px; margin-bottom:10px;"></textarea>
        <button id="start-btn">Bắt đầu</button>
        <button id="stop-btn">Dừng</button>
        <button id="clear-btn">Xoá</button>
        <button id="copy-btn">Sao chép</button>
        <div style="font-size: 12px; color: gray; margin-top: 10px;">
            Tải tối đa ${maxChapters} chương.
        </div>
    `;
    Object.assign(panel.style, {
        position: 'fixed',
        top: '10%',
        right: '10px',
        width: '300px',
        backgroundColor: '#f8f8f8',
        border: '1px solid #ccc',
        borderRadius: '5px',
        padding: '10px',
        zIndex: 9999,
        boxShadow: '0 0 10px rgba(0,0,0,0.2)',
    });
    document.body.appendChild(panel);

    const textarea = document.getElementById('content-textarea');
    const startBtn = document.getElementById('start-btn');
    const stopBtn = document.getElementById('stop-btn');
    const clearBtn = document.getElementById('clear-btn');
    const copyBtn = document.getElementById('copy-btn');

    // Helper: get current chapter content
    function extractChapterContent() {
        const titleElement = document.querySelector('h2');
        const contentElement = document.querySelector('.box-chap');

        if (!titleElement || !contentElement) return false;

        const title = titleElement.innerText.trim();
        const content = contentElement.innerText.trim();

        if (textarea.value) {
            textarea.value += `\n\n---\n\n${title}\n\n${content}`;
        } else {
            textarea.value = `${title}\n\n${content}`;
        }

        downloadedChapters++;
        return true;
    }

    // Helper: go to next chapter
    function goToNextChapter() {
        const nextBtn = document.querySelector('.bot-next_chap.bot-control');
        if (nextBtn) nextBtn.click();
    }

    // Monitor for new page load
    function waitForNewContent(callback) {
        const oldTitle = document.querySelector('h2')?.innerText;
        const checkInterval = setInterval(() => {
            const newTitle = document.querySelector('h2')?.innerText;
            if (newTitle && newTitle !== oldTitle) {
                clearInterval(checkInterval);
                callback();
            }
        }, 800);
    }

    function startAutoDownload() {
        isAutoDownloading = true;
        downloadedChapters = 0;
        downloadLoop();
    }

    function downloadLoop() {
        if (!isAutoDownloading || downloadedChapters >= maxChapters) {
            console.log('✅ Dừng tự động.');
            isAutoDownloading = false;
            return;
        }

        const success = extractChapterContent();
        if (!success) {
            console.log('⚠️ Không tìm thấy nội dung.');
            isAutoDownloading = false;
            return;
        }

        goToNextChapter();
        waitForNewContent(() => {
            setTimeout(downloadLoop, 1000);
        });
    }

    // Event listeners
    startBtn.addEventListener('click', startAutoDownload);
    stopBtn.addEventListener('click', () => { isAutoDownloading = false; });
    clearBtn.addEventListener('click', () => { textarea.value = ''; });
    copyBtn.addEventListener('click', () => {
        textarea.select();
        document.execCommand('copy');
        alert('📋 Đã sao chép!');
    });

})();