// ==UserScript==
// @name         【免费版】广东省药师协会公需课自动学习器（执业药师）▲收费版：https://scriptcat.org/zh-CN/script-show-page/6618
// @namespace    http://tampermonkey.net/
// @version      1.0.1
// @description  免费自动学习公需课，1.0倍速播放+自动屏蔽题目
// @match        https://www.gdysxh.com/my_classes/public_course/index.html
// @match        https://www.gdysxh.com/my_classes/public_course/video/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // ================== 添加控制面板样式 ==================
    const style = document.createElement('style');
    style.textContent = `
        #video-control-panel-free {
            position: fixed;
            top: 10px;
            left: 10px;
            z-index: 99999;
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            border-radius: 12px;
            padding: 10px 16px;
            color: white;
            font-family: system-ui, -apple-system, sans-serif;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            min-width: 240px;
            font-size: 14px;
            text-align: center;
            animation: slideIn 0.3s ease;
        }
        #video-control-panel-free .title {
            font-size: 16px;
            font-weight: bold;
            margin-bottom: 5px;
        }
        #video-control-panel-free .info {
            font-size: 14px;
            opacity: 0.9;
        }
        #video-control-panel-free .paid-info {
            font-size: 13px;
            margin-top: 8px;
            padding-top: 6px;
            border-top: 1px solid rgba(255,255,255,0.3);
            color: #ffffaa;
            line-height: 1.4;
        }
        #video-control-panel-free .paid-info a {
            color: #fff;
            text-decoration: underline;
            font-weight: bold;
        }
        @keyframes slideIn {
            from {
                opacity: 0;
                transform: translateX(-20px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        .free-tip {
            position: fixed;
            top: 80px;
            left: 220px;
            background: rgba(0,0,0,0.85);
            color: #4facfe;
            padding: 6px 12px;
            border-radius: 8px;
            font-size: 12px;
            z-index: 99998;
            animation: fadeOut 2s ease forwards;
            pointer-events: none;
        }
        @keyframes fadeOut {
            0% { opacity: 1; transform: translateY(0); }
            70% { opacity: 1; transform: translateY(-5px); }
            100% { opacity: 0; transform: translateY(-10px); display: none; }
        }
    `;
    document.head.appendChild(style);

    // 显示提示
    function showTip(message) {
        const tip = document.createElement('div');
        tip.className = 'free-tip';
        tip.innerHTML = message;
        document.body.appendChild(tip);
        setTimeout(() => tip.remove(), 2000);
    }

    // 创建控制面板
    function createControlPanel() {
        if (document.getElementById('video-control-panel-free')) return;

        const panel = document.createElement('div');
        panel.id = 'video-control-panel-free';
        panel.innerHTML = `
            <div class="title">🎬 【免费版】公需课自动学习器</div>
            <div class="info">⚡ 1.0倍速自动播放 | 自动屏蔽题目 | 自动跳转下一课</div>
            <div class="paid-info">
    💰 该免费版本只实现公需课1.0倍自动播放+自动屏蔽题目。<br>
    🔥 收费版10元/永久：<br>
    1. 实现公需课最高8.0倍速播放+自动屏蔽题目；<br>
    2. 专业课最高2.5倍速播放+自动屏蔽题目。<br>
    链接：<a href="#" id="paid-version-link">点击购买</a>
</div>
        `;
        document.body.appendChild(panel);

        // 为链接添加点击事件（请将 # 替换为您的实际链接）
        const link = document.getElementById('paid-version-link');
        if (link) {
            link.addEventListener('click', (e) => {
                e.preventDefault();
                // 请将下面的链接替换为您的实际收费版链接
                window.open('https://example.com/buy', '_blank');
            });
        }
    }

    // 屏蔽题目弹窗
    function blockExamPopups() {
        setInterval(() => {
            // 关闭layer弹窗
            if (typeof layer !== 'undefined' && layer.closeAll) {
                layer.closeAll();
            }
            // 移除常见弹窗元素
            const popups = document.querySelectorAll('.layui-layer, .layui-layer-shade, .exam-modal, .question-dialog');
            if (popups.length) {
                popups.forEach(el => el.remove());
                console.log(`[免费版] 🛡️ 已清理 ${popups.length} 个弹窗`);
            }
        }, 1000);
    }

    // ================== 主逻辑 ==================

    const currentPath = window.location.pathname;
    console.log('[免费版] 当前页面:', currentPath);

    // 1. 课程列表页逻辑
    if (currentPath === '/my_classes/public_course/index.html') {
        console.log('[免费版] 进入课程列表页，准备查找"待学习"课程...');

        createControlPanel();
        blockExamPopups(); // 列表页也清理弹窗

        window.addEventListener('load', () => {
            setTimeout(() => {
                findAndJumpToCourse();
            }, 1500);
        });

        function findAndJumpToCourse() {
            // 查找"待学习"文字
            const allElements = document.querySelectorAll('*');
            let targetElement = null;
            for (let el of allElements) {
                if (el.children.length === 0 && el.innerText && el.innerText.trim() === '待学习') {
                    targetElement = el;
                    break;
                }
            }

            if (!targetElement) {
                console.warn('[免费版] ⚠️ 未找到"待学习"课程');
                showTip('⚠️ 未找到待学习课程');
                return;
            }

            // 向上查找包含播放链接的容器
            let parentContainer = targetElement.closest('.course-item, li, tr, div, .list-group-item');
            if (!parentContainer) {
                parentContainer = targetElement.parentElement;
                while (parentContainer && !parentContainer.querySelector('a[data-href*="video"], a[onclick*="open_video"]')) {
                    parentContainer = parentContainer.parentElement;
                }
            }

            if (!parentContainer) {
                console.error('[免费版] ❌ 未找到播放链接容器');
                return;
            }

            // 查找播放链接
            const playLink = parentContainer.querySelector('a[data-href*="video"], a[onclick*="open_video"]');
            if (!playLink) {
                console.error('[免费版] ❌ 未找到播放链接');
                return;
            }

            let targetUrl = null;
            if (playLink.getAttribute('data-href')) {
                let href = playLink.getAttribute('data-href');
                if (href.startsWith('/')) {
                    targetUrl = 'https://www.gdysxh.com' + href;
                } else {
                    targetUrl = 'https://www.gdysxh.com/my_classes/public_course/' + href;
                }
            } else if (playLink.getAttribute('onclick')) {
                const onclick = playLink.getAttribute('onclick');
                const match = onclick.match(/open_video\([^,]*,\s*'([^']+)'/);
                if (match && match[1]) {
                    targetUrl = `https://www.gdysxh.com/my_classes/public_course/video/course_id/${match[1]}/order_id/xxx.html`;
                }
            }

            if (targetUrl) {
                console.log(`[免费版] 🚀 跳转到: ${targetUrl}`);
                showTip('🚀 自动跳转到待学习课程');
                window.location.href = targetUrl;
            } else {
                console.error('[免费版] ❌ 无法获取跳转链接');
            }
        }
    }

    // 2. 视频播放页逻辑
    else if (currentPath.startsWith('/my_classes/public_course/video/')) {
        console.log('[免费版] 进入视频播放页，准备自动播放...');

        createControlPanel();
        blockExamPopups(); // 播放页清理弹窗

        let checkVideoInterval = setInterval(() => {
            const video = document.querySelector('video');
            if (video) {
                clearInterval(checkVideoInterval);
                console.log('[免费版] ✅ 视频元素已加载');
                initVideoControl(video);
            } else {
                console.log('[免费版] ⏳ 等待视频元素加载...');
            }
        }, 500);

        function initVideoControl(video) {
            // 设置为1.0倍速
            video.playbackRate = 1.0;
            console.log('[免费版] 🚀 播放速度: 1.0x');
            showTip('▶️ 开始自动学习 (1.0x倍速)');

            // 静音播放（避免自动播放策略限制）
            video.muted = true;

            // 自动播放
            video.play().then(() => {
                console.log('[免费版] ✅ 视频已自动播放');
            }).catch(e => {
                console.warn('[免费版] ⚠️ 自动播放失败，请手动点击播放', e);
                showTip('⚠️ 请手动点击视频播放');
            });

            // 检查视频是否结束
            let endCheckInterval = setInterval(() => {
                if (video.ended) {
                    console.log('[免费版] 🎉 视频结束，返回列表');
                    showTip('✅ 本节学习完成，即将跳转下一课');
                    clearInterval(endCheckInterval);
                    window.location.href = 'https://www.gdysxh.com/my_classes/public_course/index.html';
                } else {
                    console.log(`[免费版] ⏰ 播放中: ${Math.floor(video.currentTime)}/${Math.floor(video.duration)}秒 | 速度: 1.0x`);
                }
            }, 5000);
        }
    }

    console.log('[免费版] 脚本已启动，公需课免费自动学习');
    console.log('[免费版] 💰 收费版10元/永久：公需课最高8.0倍速+专业课最高2.5倍速+自动屏蔽题目');
})();