西北师范大学中小学教师远程培训网刷课脚本

// 西北师范大学中小学教师远程培训网辅助脚本
(function() {
    'use strict';
    
    const SETTINGS = {
        enableAutoPlay: true,
        playbackSpeed: 2.0,
        autoMuteVideo: true,
        enableAutoAnswer: true,
        enableAutoNext: true,
        enableAntiDetection: true,
        checkFrequency: 2000,
        activityInterval: 14000
    };
    
    function printLog(msg) {
        console.log(`[西北师大远程培训] ${msg}`);
    }
    
    function getVideoElement() {
        const videoSelectors = [
            'video',
            '#videoElement video',
            '.video-box video',
            '.player video',
            '.video-container video',
            '.course-video video',
            '[id*="video"] video',
            '[class*="video"] video'
        ];
        
        for (let i = 0; i < videoSelectors.length; i++) {
            const el = document.querySelector(videoSelectors[i]);
            if (el) {
                printLog(`找到视频元素: ${videoSelectors[i]}`);
                return el;
            }
        }
        return null;
    }
    
    function configureVideo(video) {
        if (!video) return;
        
        if (SETTINGS.autoMuteVideo && !video.muted) {
            video.muted = true;
            printLog('视频已设置为静音');
        }
        
        if (video.playbackRate !== SETTINGS.playbackSpeed) {
            video.playbackRate = SETTINGS.playbackSpeed;
            printLog(`播放速度已调整为 ${SETTINGS.playbackSpeed}x`);
        }
        
        video.addEventListener('ratechange', function() {
            if (video.playbackRate !== SETTINGS.playbackSpeed) {
                video.playbackRate = SETTINGS.playbackSpeed;
            }
        });
    }
    
    function autoPlayVideo(video) {
        if (!video) return;
        
        if (video.paused && !video.ended) {
            printLog('检测到视频暂停，尝试自动播放');
            
            video.play().then(() => {
                printLog('视频播放成功');
            }).catch(err => {
                printLog('自动播放失败，尝试点击播放按钮');
                clickPlayButton();
            });
        }
    }
    
    function clickPlayButton() {
        const buttonSelectors = [
            '.play-button',
            '.btn-play',
            '.play-btn',
            '.vjs-play-control',
            '.video-play-btn',
            '#playButton',
            '[class*="play"]',
            'button[title="播放"]',
            'button[aria-label*="播放"]'
        ];
        
        for (const selector of buttonSelectors) {
            const btn = document.querySelector(selector);
            if (btn && btn.offsetParent !== null) {
                printLog(`点击播放按钮: ${selector}`);
                btn.click();
                break;
            }
        }
    }
    
    function handleQuizPopup() {
        if (!SETTINGS.enableAutoAnswer) return;
        
        const popupSelectors = [
            '.quiz-container',
            '.exam-popup',
            '.question-modal',
            '.answer-box',
            '.test-dialog',
            '[class*="quiz"]',
            '[class*="exam"]',
            '[class*="question"]'
        ];
        
        let quizPopup = null;
        for (const selector of popupSelectors) {
            const el = document.querySelector(selector);
            if (el && !el.hidden && el.offsetParent !== null) {
                quizPopup = el;
                printLog(`检测到答题弹窗: ${selector}`);
                break;
            }
        }
        
        if (!quizPopup) return;
        
        const answerSelectors = [
            'input[type="radio"]',
            'input[type="checkbox"]',
            '.option',
            '.answer-option',
            '.choice-item',
            '[class*="option"]',
            '[class*="answer"]'
        ];
        
        let answerClicked = false;
        for (const selector of answerSelectors) {
            const answers = quizPopup.querySelectorAll(selector);
            if (answers.length > 0) {
                for (let i = 0; i < Math.min(3, answers.length); i++) {
                    if (answers[i]) {
                        answers[i].click();
                    }
                }
                printLog('已选择答案');
                answerClicked = true;
                break;
            }
        }
        
        if (answerClicked) {
            setTimeout(() => {
                const submitSelectors = [
                    '.submit-btn',
                    '.confirm-btn',
                    '.btn-submit',
                    '.btn-confirm',
                    'button:contains("提交")',
                    'button:contains("确定")',
                    '[class*="submit"]',
                    '[class*="confirm"]'
                ];
                
                for (const selector of submitSelectors) {
                    const btn = quizPopup.querySelector(selector);
                    if (btn) {
                        btn.click();
                        printLog('已提交答案');
                        break;
                    }
                }
            }, 1100);
        }
    }
    
    function autoSwitchNextLesson() {
        if (!SETTINGS.enableAutoNext) return;
        
        const video = getVideoElement();
        if (!video || !video.ended) return;
        
        printLog('课程播放完毕，准备切换至下一课');
        
        const nextBtnSelectors = [
            '.next-lesson',
            '.next-chapter',
            '.btn-next',
            '.next-btn',
            '.chapter-next',
            'a[title*="下一课"]',
            'a[title*="下一讲"]',
            '[class*="next"]'
        ];
        
        for (const selector of nextBtnSelectors) {
            const btn = document.querySelector(selector);
            if (btn && btn.offsetParent !== null) {
                btn.click();
                printLog('已点击下一课按钮');
                break;
            }
        }
    }
    
    function simulateUserActions() {
        if (!SETTINGS.enableAntiDetection) return;
        
        const xPos = Math.random() * window.innerWidth;
        const yPos = Math.random() * window.innerHeight;
        
        const mouseMoveEvent = new MouseEvent('mousemove', {
            view: window,
            bubbles: true,
            cancelable: true,
            clientX: xPos,
            clientY: yPos
        });
        document.dispatchEvent(mouseMoveEvent);
        
        const keyDownEvent = new KeyboardEvent('keydown', {
            key: 'Alt',
            bubbles: true
        });
        document.dispatchEvent(keyDownEvent);
        
        if (Math.random() > 0.65) {
            window.scrollBy(0, Math.random() > 0.5 ? 15 : -15);
        }
        
        printLog('已模拟用户操作');
    }
    
    function mainExecution() {
        const video = getVideoElement();
        
        if (video) {
            configureVideo(video);
            autoPlayVideo(video);
            autoSwitchNextLesson();
        }
        
        handleQuizPopup();
    }
    
    function initializeScript() {
        printLog('西北师范大学中小学教师远程培训网辅助脚本已启动');
        
        setInterval(mainExecution, SETTINGS.checkFrequency);
        
        if (SETTINGS.enableAntiDetection) {
            setInterval(simulateUserActions, SETTINGS.activityInterval);
        }
        
        window.addEventListener('load', () => {
            printLog('页面完全加载');
        });
    }
    
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', initializeScript);
    } else {
        initializeScript();
    }
})();