'use strict';
const { CrudService } = require('naf-framework-mongoose/lib/service');
const { BusinessError, ErrorCode } = require('naf-core').Error;
const { ObjectId } = require('mongoose').Types;
const assert = require('assert');
const _ = require('lodash');
// 培训问诊表
class TrainliveService extends CrudService {
  constructor(ctx) {
    super(ctx, 'trainlive');
    this.model = this.ctx.model.Trainlive;
  }
  /**
   * 重写创建,room_id自动生成
   * @param {Object} body 数据
   */
  async create(body) {
    const last = await this.model.findOne().sort({ room_id: -1 });
    let room_id = '3001',
      password = '3001';
    if (last) {
      room_id = parseInt(_.get(last, 'room_id', '3000')) + 1;
      password = room_id;
    }
    body.room_id = room_id;
    body.password = password;
    return await this.model.create(body);
  }

  /**
   * 查询指定培训问诊的参会人员
   * @param {Object} {id} 培训问诊id
   */
  async userData({ id }) {
    const object = await this.model.findOne({ _id: ObjectId(id) }, 'user_data');
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    return _.get(object, 'user_data');
  }

  /**
   * 培训问诊管理登陆
   * @param {Object} {room_id,password} 房间号,密码
   */
  async login({ room_id, password }) {
    const object = await this.model.findOne({ room_id });
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    if (object.password !== password) throw new BusinessError(ErrorCode.BAD_PASSWORD, '密码错误!');
    return object;
  }

  /**
   * 为培训问诊添加参加用户
   * @param {Object} {id} 培训问诊的数据id
   * @param {Array} {users} 培训问诊的参加用户
   */
  async addUser({ id }, { users }) {
    const object = await this.model.findOne({ _id: ObjectId(id) }, '+ user_data');
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    object.user_data.push(...users);
    await object.save();
  }

  /**
   * 更改培训问诊下指定用户的数据
   * @param {Object} {id} 培训问诊的数据id
   * @param {Array} {users} 用户的数据
   */
  async updateUser({ id }, { users }) {
    const object = await this.model.findOne({ _id: ObjectId(id) }, '+ user_data');
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    for (const user of users) {
      const { _id, ...info } = user;
      if (_id) {
        // 存在_id,修改
        const oldData = object.user_data.id(ObjectId(_id));
        if (!oldData) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到培训问诊下指定的参会人员信息!');
        const keys = Object.keys(info);
        for (const key of keys) {
          oldData[key] = info[key];
        }
      }
    }
    await object.save();
  }

  /**
   *移除培训问诊下指定用户
   * @param {Object} {id} 培训问诊的数据id
   * @param {Object} {users} 用户的数据id集合
   */
  async deleteUser({ id }, { users }) {
    const object = await this.model.findOne({ _id: ObjectId(id) }, '+ user_data');
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    object.user_data = object.user_data.filter(f => !users.find(uf => ObjectId(uf).equals(f._id)));
    await object.save();
  }
  /**
   * 参会人员登陆
   * @param {Object} {id} 培训问诊的数据id
   * @param {Object} user 参会人员的信息,手机号和密码
   */
  async userLogin({ id }, { user_phone, user_password }) {
    assert(user_phone, '缺少登陆的参会人员 手机号');
    assert(user_password, '缺少登陆的参会人员 密码');
    const object = await this.model.findOne({ _id: ObjectId(id) }, '+ user_data');
    if (!object) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到指定的培训问诊信息!');
    const user = object.user_data.find(f => f.user_phone === user_phone);
    if (!user) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到培训问诊下该手机号的用户信息!');
    // const is_login = await this.app.redis.get(`trainlive/${user._id}`);
    const is_login = this.ctx.session[`trainlive/${user._id}`];
    if (is_login) throw new BusinessError(ErrorCode.BUSINESS, '用户已登录');
    if (user.user_password !== user_password) throw new BusinessError(ErrorCode.BAD_PASSWORD, '用户密码错误!');
    this.ctx.session[`trainlive/${user._id}`] = user;
    // await this.app.redis.set(`trainlive/${user._id}`, user);
    return user;
  }

  /**
   * 延长用户登陆时效
   * @param {Object} {id} 用户id
   */
  async userLonger({ id }) {
    const is_login = this.ctx.session[`trainlive/${id}`];
    if (!is_login) throw new BusinessError(ErrorCode.BUSINESS, '用户登陆已失效,请重新登陆');
  }

  /**
   * 参会人员注销
   * @param {String} {id} 参会人员id
   */
  async userLogout({ id }) {
    this.ctx.session[`trainlive/${id}`] = null;
    // await this.app.redis.del(`trainlive/${id}`);
  }
}

module.exports = TrainliveService;