// 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()

  const code_check = await db.collection('invite')
    .where({
      code: event.code
    }).get()
  if (code_check.data.length === 0) {
    return {
      errMsg: '邀请码不存在'
    }
  }
  if (code_check.data[0].pub_id !== '') {
    return {
      errMsg: '邀请码已被使用'
    }
  }

  const name_check = await db.collection('publisher')
    .where({
      name: event.name
    }).get()
  if (name_check.data.length !== 0) {
    return {
      errMsg: '名称已存在'
    }
  }

  const publisher = await db.collection('publisher')
    .add({
      data: {
        name: event.name || '',
        type: event.type || '',
        level: event.level || '',
        intro: event.intro || '',
        avatar: event.avatar || '',
        phone: event.phone || '',
        email: event.email || '',
        qq: event.qq || '',
        wechat: event.wechat || '',
        reside_time: new Date()
      }
    })

  await db.collection('invite')
    .where({
      code: event.code
    }).update({
      data: {
        pub_id: publisher._id,
        use_time: new Date()
      }
    })

  await db.collection('manager')
    .add({
      data: {
        pub_id: publisher._id,
        user_id: OPENID,
        title: '',
        role: '拥有者'
      }
    })

  return publisher
}