const puppeteer = require('puppeteer');
const fs = require('fs');
let info;
try {
    info = require('./config')();
} catch (e) {
    try {
        info = require('./config.example')();
    } catch (e) {
        console.log("配置文件错误");
        process.exit();
        return;
    }
}
if (!info || !info[0] || !info[0][0] || !info[0][1] || info[0][0] === 'reply_info' || info[0][1] === 'sign') {
    console.log("配置文件错误");
    process.exit();
    return;
}

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();
        const sec = now.getSeconds();
        if (lastDay !== null && lastDay !== day) {
            // 日期变动，清空数组
            infoOK = [];
        }
        lastDay = day;
        if ((hour === 0 && min < 30) || (hour === 0 && min === 15 && sec <= 10) || 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("[" + hour + " " + min + " " + sec + "]", i, e);
                    setTimeout(function () {
                        infoOK[i] = false; // 出错，一分钟后重试
                    }, 60000);
                    // return;
                }
            }
        }
    }, 1000);
}

function sleep(time) {
    return new Promise(function (resolve) {
        setTimeout(function () {
            resolve();
        }, time);
    });
}

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) {
            await page.close();
            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) {
            await page.close();
            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.$eval("#layui-m-layer0 .layui-m-layercont", el => el.innerText);
            if (msg.indexOf("每日开放时间为") !== -1) {
                await page.close();
                reject("Time Error");
                return;
            }
        } catch (e) {
            // 捕捉可能的eval错误
        }
        let name;
        try {
            name = await page.$eval("#div2 input", el => el.value);
        } catch (e) {
            await page.close();
            reject("Get Name Error");
            return;
        }

        await page.on('response', async (response) => {
            if (response.url() === "https://testmis.ssti.net.cn/xswxcs/Api/MedicalObHandle.ashx?action=add") {
                const data = await response.json();
                if (data["msg"].indexOf("成功") !== -1) {
                    console.log(name + " 成功");
                    try {
                        await page.screenshot({path: "img/" + name + "-" + getDate() + '.png'});
                    } catch (e) {
                        // 捕捉可能的截图错误
                    }
                    // await sleep(2000);
                    await page.close();
                    resolve();
                } else {
                    console.log(name + " 失败：" + data["msg"]);
                    await page.close();
                    reject(data["msg"]);
                }
            } else {
                // 不应该还有其他请求（也可能是提交URL发生改变）
                await page.close();
                reject("Unknown URL: " + response.url());
            }
        });
        try {
            await page.click("#Apply_Epidemic");
        } catch (e) {
            await page.close();
            reject("Submit Error");
        }

        // await sleep(2000);
        // 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();