jiaojing/cloudfunctions/quickstartFunctions/createUser/index.js

const cloud = require('wx-server-sdk')

cloud.init({
  env: cloud.DYNAMIC_CURRENT_ENV
})
const db = cloud.database()
const user = db.collection("user");

// 修改数据库信息云函数入口函数
exports.main = async (event, context) => {
  try {
    const wxContext = cloud.getWXContext();
    const userData = event.data || {};
    const userDataFormat = {
      _openid: wxContext.OPENID,
      appid: wxContext.APPID,
      unionid: wxContext.UNIONID,
      ...userData
    }
    const setUser = await user.add({ data: userDataFormat });
    return {
      code: 0,
      data: {
        ...userDataFormat,
        _id: setUser._id
      }
    }
  } catch (e) {
    return {
      code: 1,
      errMsg: e
    }
  }
}