甘肃智博继续教育专修学院刷课脚本

(function() {
    'use strict';
    
    console.log('🎓 甘肃智博继续教育刷课脚本已加载');
    
    const SETTINGS = {
        checkInterval: 800,
        videoCheckInterval: 600,
        mouseActivityInterval: 25000,
        playbackRate: 1.8,
        debugMode: false
    };
    
    function logMessage(msg) {
        if (SETTINGS.debugMode) {
            console.log(`[甘肃智博] ${msg}`);
        }
    }
    
    function bypassVisibilityCheck() {
        const originalAddEventListener = EventTarget.prototype.addEventListener;
        
        EventTarget.prototype.addEventListener = function(type, listener, options) {
            if (type === 'visibilitychange' || type === 'blur' || type === 'focusout') {
                logMessage(`已拦截 ${type} 事件`);
                return;
            }
            return originalAddEventListener.call(this, type, listener, options);
        };
        
        Object.defineProperty(document, 'hidden', {
            get: () => false,
            configurable: true
        });
        
        Object.defineProperty(document, 'visibilityState', {
            get: () => 'visible',
            configurable: true
        });
        
        logMessage('页面可见性检测已绕过');
    }
    
    function simulateMouseMovement() {
        const eventTypes = ['mousemove', 'mouseenter', 'mouseover'];
        const randomType = eventTypes[Math.floor(Math.random() * eventTypes.length)];
        const posX = Math.floor(Math.random() * window.innerWidth);
        const posY = Math.floor(Math.random() * window.innerHeight);
        
        const mouseEvent = new MouseEvent(randomType, {
            view: window,
            bubbles: true,
            cancelable: true,
            clientX: posX,
            clientY: posY
        });
        
        const element = document.elementFromPoint(posX, posY);
        if (element) {
            element.dispatchEvent(mouseEvent);
        }
        logMessage(`模拟鼠标活动: ${randomType} at (${posX}, ${posY})`);
    }
    
    function locateVideoElement() {
        const videoSelectors = [
            'video',
            '.video-container video',
            '#course-video video',
            '.player-wrapper video',
            '.lesson-video video',
            'video[src*="mp4"]',
            'video[id*="player"]'
        ];
        
        for (const selector of videoSelectors) {
            const video = document.querySelector(selector);
            if (video) {
                return video;
            }
        }
        
        const iframes = document.querySelectorAll('iframe');
        for (const iframe of iframes) {
            try {
                const iframeDoc = iframe.contentDocument || iframe.contentWindow.document;
                const video = iframeDoc.querySelector('video');
                if (video) {
                    return video;
                }
            } catch (error) {
                continue;
            }
        }
        
        return null;
    }
    
    function manageVideoPlayback(video) {
        if (!video) return;
        
        if (video.paused) {
            video.play().then(() => {
                logMessage('视频已自动播放');
            }).catch(error => {
                logMessage(`播放出错: ${error.message}`);
            });
        }
        
        if (video.muted) {
            video.muted = false;
        }
        
        if (video.playbackRate !== SETTINGS.playbackRate) {
            video.playbackRate = SETTINGS.playbackRate;
            logMessage(`播放速度调整为 ${SETTINGS.playbackRate}x`);
        }
        
        video.addEventListener('pause', () => {
            logMessage('视频暂停，尝试恢复');
            setTimeout(() => video.play(), 400);
        });
        
        video.addEventListener('ended', () => {
            logMessage('视频播放完毕，切换下一课');
            navigateToNextLesson();
        });
    }
    
    function navigateToNextLesson() {
        const nextButtonSelectors = [
            '.next-lesson-btn',
            '.next-chapter',
            '#nextButton',
            '[class*="next"]',
            '[id*="next"]',
            'a:has(span:contains("下一章"))',
            'button:contains("下一节")'
        ];
        
        for (const selector of nextButtonSelectors) {
            const nextBtn = document.querySelector(selector);
            if (nextBtn && !nextBtn.disabled) {
                logMessage('找到下一课按钮，点击中...');
                nextBtn.click();
                return;
            }
        }
        
        const lessonList = document.querySelectorAll('.chapter-item, .lesson-item, .course-item');
        for (let i = 0; i < lessonList.length; i++) {
            const lesson = lessonList[i];
            if (lesson.classList.contains('active') || lesson.classList.contains('current')) {
                if (lessonList[i + 1]) {
                    logMessage('切换到下一课程');
                    lessonList[i + 1].click();
                    return;
                }
            }
        }
    }
    
    function keepPageAwake() {
        setInterval(() => {
            if (document.hidden) return;
            const video = locateVideoElement();
            if (video && video.paused) {
                video.play();
            }
        }, SETTINGS.checkInterval);
    }
    
    function initializeScript() {
        bypassVisibilityCheck();
        keepPageAwake();
        
        setInterval(() => {
            const video = locateVideoElement();
            if (video) {
                manageVideoPlayback(video);
            }
        }, SETTINGS.videoCheckInterval);
        
        setInterval(simulateMouseMovement, SETTINGS.mouseActivityInterval);
        
        logMessage('甘肃智博刷课脚本初始化完成');
    }
    
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', initializeScript);
    } else {
        initializeScript();
    }
})();