西安教师培训网刷课脚本分享

// 西安教师培训网自动刷课脚本
(function() {
    'use strict';
    
    const CONFIG = {
        speed: 1.5,
        checkInterval: 600,
        activityInterval: 9000,
        maxRetry: 4,
        waitBeforePlay: 2500
    };
    
    let retry = 0;
    let lastPosition = 0;
    let idleTimer = null;
    
    function findVideoElement() {
        const selectors = [
            'video',
            '#videoPlayer video',
            '.course-player video',
            '[class*="player"] video',
            '[class*="video"] video',
            'iframe video'
        ];
        
        for (const sel of selectors) {
            try {
                const el = document.querySelector(sel);
                if (el) {
                    if (el.tagName === 'IFRAME') {
                        try {
                            const v = el.contentDocument.querySelector('video');
                            if (v) return v;
                        } catch (err) {
                            continue;
                        }
                    } else if (el.tagName === 'VIDEO') {
                        return el;
                    }
                }
            } catch (err) {
                continue;
            }
        }
        return null;
    }
    
    function waitForVideoReady() {
        return new Promise(resolve => {
            const check = () => {
                const v = findVideoElement();
                if (v && v.readyState >= 2) {
                    resolve(v);
                } else {
                    setTimeout(check, CONFIG.waitBeforePlay);
                }
            };
            check();
        });
    }
    
    function applySpeed(video) {
        if (video && video.playbackRate !== CONFIG.speed) {
            video.playbackRate = CONFIG.speed;
            console.log('[西安培训] 播放速度: ' + CONFIG.speed + 'x');
        }
    }
    
    function startPlay(video) {
        if (video && video.paused) {
            video.play().then(() => {
                console.log('[西安培训] 视频播放中');
                retry = 0;
            }).catch(() => {
                retry++;
                console.log('[西安培训] 播放失败,重试第' + retry + '次');
                if (retry < CONFIG.maxRetry) {
                    setTimeout(() => startPlay(video), 1500);
                }
            });
        }
    }
    
    function checkStall(video) {
        if (video && !video.paused && video.readyState > 0) {
            const pos = video.currentTime;
            if (pos === lastPosition) {
                video.pause();
                setTimeout(() => {
                    video.play();
                    console.log('[西安培训] 检测到卡顿已恢复');
                }, 800);
            }
            lastPosition = pos;
        }
    }
    
    function simulateUser() {
        const evts = ['mousemove', 'click', 'keypress'];
        evts.forEach(tp => {
            const e = new MouseEvent(tp, {bubbles: true, cancelable: true, view: window});
            document.dispatchEvent(e);
        });
        console.log('[西安培训] 模拟用户活动');
    }
    
    function beginIdlePrevention() {
        idleTimer = setInterval(simulateUser, CONFIG.activityInterval);
    }
    
    function jumpToNext() {
        const nbtn = document.querySelector('.next-btn, .next-lesson, [class*="next"]');
        if (nbtn) {
            console.log('[西安培训] 自动跳转下一节');
            nbtn.click();
        }
    }
    
    async function startScript() {
        console.log('[西安培训] 初始化脚本，等待视频加载...');
        await waitForVideoReady();
        const video = findVideoElement();
        if (video) {
            applySpeed(video);
            startPlay(video);
            
            setInterval(() => applySpeed(video), CONFIG.checkInterval);
            setInterval(() => checkStall(video), CONFIG.checkInterval);
            beginIdlePrevention();
            
            video.addEventListener('ended', () => {
                console.log('[西安培训] 本节已播完');
                jumpToNext();
            });
        }
    }
    
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', startScript);
    } else {
        startScript();
    }
})();