index.js

'use strict'
exports.main_handler = async (event, context, callback) => {
  const axios = require('axios')
  let formData = '替换为form data'
  let apiKey = 'Server酱的Key'
  let username = "学号"
  let password = "密码"
  // 获取Cookie
  let res = await axios.post('https://app.upc.edu.cn/uc/wap/login/check', `username=${username}&password=${password}`)
  if (res.status === 200) {
    let str = String(res.headers['set-cookie'])
    let re1 = /eai-sess=\w*/g
    let re2 = /UUkey=\w*/g
    let cookie = (re1.exec(str)[0] + ';' + re2.exec(str)[0]).trim()
    let now = new Date()
    let day = '' + now.getFullYear() + (now.getMonth() + 1) + now.getDate()
    let data = formData.replace(/date=\d{8}/g, `date=${day}`)
    let config = {
      method: 'post',
      url: 'https://app.upc.edu.cn/ncov/wap/default/save',
      headers: {
        Accept: 'application/json, text/javascript, */*; q=0.01',
        Referer: 'https://app.upc.edu.cn/ncov/wap/default/index',
        'X-Requested-With': 'XMLHttpRequest',
        'User-Agent':
          'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45',
        'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
        Cookie: cookie,
      },
      data: data,
    }

    let ret = await axios(config)
    let text = ret.data['m']
    let dat = await axios.post(
      encodeURI(`https://sc.ftqq.com/${apiKey}.send?text=${text}`)
    )
    return text
  } else {
    let dat = await axios.post(
      encodeURI(`https://sc.ftqq.com/${apiKey}.send?text=登陆出错！`)
    )
    return '登陆出错 '
  }
}