// ==UserScript==
// @name          百度文库下载器
// @version       1.0.0
// @namespace     https://github.com/doc-toolbar
// @description   百度文库下载助手，直观易用，全部原格式！
// @author        ToolbarHelper
// @match         *://wenku.baidu.com/view/*
// @match         *://wenku.baidu.com/tfview/*
// @match         *://wenku.baidu.com/link?url*
// @match         *://wenku.baidu.com/share/*
// @icon          data:image/svg+xml;base64,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
// @grant         none
// ==/UserScript==

(function() {
    'use strict';
    
    const style = `
        .doc-helper-toolbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: linear-gradient(135deg, #27ae60, #2ecc71);
            color: white;
            padding: 12px 20px;
            z-index: 10000;
            box-shadow: 0 2px 10px rgba(39, 174, 96, 0.3);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }
        .toolbar-title {
            font-size: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .toolbar-btn {
            background: rgba(255, 255, 255, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 8px 16px;
            border-radius: 20px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .toolbar-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-1px);
        }
        .toolbar-info {
            font-size: 12px;
            opacity: 0.9;
        }
    `;
    
    document.head.insertAdjacentHTML('beforeend', `<style>${style}</style>`);
    
    const toolbar = document.createElement('div');
    toolbar.className = 'doc-helper-toolbar';
    
    const title = document.createElement('div');
    title.className = 'toolbar-title';
    title.innerHTML = '📋 文库下载助手';
    
    const info = document.createElement('div');
    info.className = 'toolbar-info';
    info.textContent = '一键下载当前文档';
    
    const button = document.createElement('button');
    button.className = 'toolbar-btn';
    button.innerHTML = '⬇️ 立即下载';
    
    button.addEventListener('click', function() {
        const currentUrl = window.location.href;
        window.open(`https://www.ziliaoku.xyz/?url=${encodeURIComponent(currentUrl)}`, '_blank');
    });
    
    const leftSection = document.createElement('div');
    leftSection.style.display = 'flex';
    leftSection.style.alignItems = 'center';
    leftSection.style.gap = '15px';
    leftSection.appendChild(title);
    leftSection.appendChild(info);
    
    toolbar.appendChild(leftSection);
    toolbar.appendChild(button);
    document.body.appendChild(toolbar);
    
    document.body.style.paddingTop = '60px';
})();