const {getSignature, decrypt} = require("@wecom/crypto");
const {Parser} = require("xml2js");
const {query} = require("../../utils/dbUitls");
const dayjs = require("dayjs");
const axios = require("axios");
const {getAccessToken} = require("./getUserInfo");
const token = "pnYAdXEHYzYhIyzE6Qbs2L"
const encodingAESKey = "fHkOHrUGSVUmPjFmshLEFN2XbaqF3OxsuYgnJu6DB1G"

let accessToken

const reply = (agentid, to, content) => {
  axios.post("https://qyapi.weixin.qq.com/cgi-bin/message/send", {
    touser: to, agentid, msgtype: "markdown", markdown: {
      content
    }
  }, {params: {access_token: accessToken}})
}
/**
 * 获取当前值班人并将信息发送给询问人,同时通知值班人员
 * @param params
 */
const handleReplyDutyInfo = (params) => {
  const {FromUserName: touser, AgentID: agentid} = params,
    now = dayjs().format("YYYY-MM-DD HH:mm:ss"),
    sql = `select * from node_wx_test_duty where dutyStartTime<='${now}' and dutyEndTime>='${now}'`
  query(sql).then(res => {
    const info = res?.[0] || {}
    if (info.dutyUserId) {
      getAccessToken().then(access_token => {
        accessToken = access_token
        /**
         * 回复查询值班信息给查询人
         */
        reply(agentid, touser, `当前值班信息如下\n>值班时间：${info.dutyStartTime} - ${info.dutyEndTime}\n值班人员：${info.dutyUserName}\n`)
        /**
         * 通知提醒值班人员
         */
        reply(agentid, info.dutyUserId, `今天轮到你值班了，请知悉~`)
      })
    } else {
      /**
       * 无值班人员
       */
      reply(agentid, touser, `今天没有值班人员哦~`)
    }
  })
}


module.exports = {
  action: "/node/wxtest/action",
  method: "post",
  execute: (request, response) => {
    const {msg_signature, timestamp, nonce} = request.query,
      {xml: {encrypt}} = request.body
    const signature = getSignature(token, timestamp, nonce, encrypt[0]);
    if (msg_signature == signature) {
      const context = decrypt(encodingAESKey, encrypt[0])
      const parser = new Parser({explicitArray: false})
      parser.parseString(context.message, (err, result) => {
        if (!err) {
          if (result.xml.Content == '值班') {
            handleReplyDutyInfo(result.xml)
          }
          response.send({code: 0, message: "success"})
        } else response.send({code: 1, err})
      })
    } else response.send({code: 1, message: "error"})
  }
}