// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV }) // 使用当前云环境

// 云函数入口函数
exports.main = async (event, context) => {
  // const wxContext = cloud.getWXContext()
  // return {
  //   event,
  //   openid: wxContext.OPENID,
  //   appid: wxContext.APPID,
  //   unionid: wxContext.UNIONID,
  // }

  let {userInfo,code} = event
  return cloud.database().collection("hazmatList").aggregate()
    .lookup({
      from: "hazmatBasic",
      localField: 'basic_id',
      foreignField: 'id',
      as: 'hazmatBasic'
    })
    .unwind({
      path: "$hazmatBasic",
      preserveNullAndEmptyArrays: true
    })
    .match({
      code: code
    })
    .end({
      success: function (res) {
        return res;
      },
      fail(error) {
        return error;
      }
    })
}