puppeteer_auto_report/index.js

const puppeteer = require('puppeteer');
const fs = require('fs');


//need: reply_info, sign
//from url: https://testmis.ssti.net.cn/xswxcs/?reply_info=******&sign=******
const info = [
    ['reply_info', 'sign']
];

let infoOK = [];

function getDate() {
    const now = new Date();
    return now.getFullYear() + "-" +
        ((now.getMonth() + 1 < 10) ? "0" + (now.getMonth() + 1) : (now.getMonth() + 1)) + "-" +
        ((now.getDate() < 10) ? "0" + now.getDate() : now.getDate());
}

async function interval() {
    const browser = await puppeteer.launch({
        // headless: false, // 是否隐藏窗口（默认true）
        // defaultViewport: {width: 800, height: 600} // 截图大小
    });
    let lastDay = null; // 记录上一秒的日期
    setInterval(async function () {
        const now = new Date();
        const day = now.getDate();
        const hour = now.getHours();
        const min = now.getMinutes();
        if (lastDay === null) {
            lastDay = day;
        } else if (lastDay !== day) {
            // 日期变动，清空数组
            infoOK = [];
        }
        if ((hour === 0 && min <= 30) || hour >= 16) {
            return;
        }
        for (let i = 0, j = info.length; i < j; i++) {
            if (info[i] && info[i][0] && info[i][1] && !infoOK[i]) {
                infoOK[i] = true;
                try {
                    await run(browser, info[i][0], info[i][1]);
                } catch (e) {
                    console.log(i, e);
                    setTimeout(function () {
                        infoOK[i] = false; // 出错，一分钟后重试
                    }, 60000);
                    return;
                }
            }
        }
    }, 1000);
}

async function run(browser, replyInfo, sign) {
    return new Promise(async function (resolve, reject) {
        const page = await browser.newPage();
        try {
            await page.goto("https://testmis.ssti.net.cn/xswxcs/?reply_info=" + replyInfo + "&sign=" + sign);
        } catch (e) {
            reject(e);
            return;
        }

        if (page.url().indexOf("https://open.weixin.qq.com/") !== -1) {
            await page.close();
            reject("URL Error");
            return;
        }
        try {
            await page.goto("https://testmis.ssti.net.cn/xswxcs/pages/Epidemic/EpidemicApply.aspx", {waitUntil: 'networkidle2'});
        } catch (e) {
            reject(e);
            return;
        }
        if (page.url().indexOf("https://open.weixin.qq.com/") !== -1) {
            await page.close();
            reject("URL Error");
            return;
        }
        try {
            const msg = await page.$eval("#layui-m-layer0 .layui-m-layercont", el => el.innerText);
            if (msg.indexOf("每日开放时间为") !== -1) {
                await page.close();
                reject("Time Error");
                return;
            }
        } catch (e) {
            // 捕捉可能的eval错误
        }
        const name = await page.$eval("#div2 input", el => el.value);
        console.log(name);
        await page.click("#Apply_Epidemic");
        try {
            await page.screenshot({path: "img/" + name + "-" + getDate() + '.png'});
        } catch (e) {
            // 捕捉可能的截图错误
        }

        await page.close();
        resolve();
    });
}

// 新建文件夹
function mkdir() {
    return new Promise(function (resolve, reject) {
        fs.mkdir("./img", (err) => {
            if (err && err.code !== 'EEXIST') {
                reject(err);
            } else {
                resolve();
            }
        });
    });
}

// 初始化
async function init() {
    await mkdir();
    interval();
}

init();