huiting/cloudfunctions/listPublishers/index.js

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

cloud.init()
const db = cloud.database()

// 云函数入口函数
exports.main = async (event, context) => {
  let {
    OPENID
  } = cloud.getWXContext()

  if (event.type === 'manage') {
    return await db.collection('manager').aggregate().match({
      user_id: OPENID
    }).lookup({
      from: 'publisher',
      localField: 'pub_id',
      foreignField: '_id',
      as: 'publisher'
    }).end()
  }
}