1-3 自动滚动获取酷我

const puppeteer = require("puppeteer");
const url = "http://www.kuwo.cn/search/list?key=你";
const cheerio = require("cheerio");
(async () => {
    const browser = await puppeteer.launch({
        headless: false, //模拟浏览器行为
        defaultViewport: null, //可视区域最大化
        args: ['--start-maximized'] //浏览器窗口最大化
    });
    const page = await browser.newPage();
    await page.goto(url)
    await autoScroll(page)
    await page.waitForTimeout(5000)
    var content = await page.content();
    var $ = cheerio.load(content,{
        decodeEntities:false
    })
    var items = $(".song_item");
    var arr = [];
    items.each((idex,ele)=>{
        var imgUrl =  $(ele).find(".cover").attr("src");
        arr.push({
            imgUrl
        })
    })
    console.log(arr)
})();
function autoScroll(page) {
    page.evaluate(()=>{
        let distance = 250;
        function go() {
            setTimeout(() => {
                var scrollHeight = document.body.clientHeight;
                window.scrollTo(0, distance);
                distance += 50;
                console.log(distance)
                if (distance < scrollHeight) {
                    go()
                }
            }, 100)
        }
        go()
    })
}