'use strict';
const { CrudService } = require('naf-framework-mongoose-free/lib/service');
const { BusinessError, ErrorCode } = require('naf-core').Error;

// 用户管理
class UserService extends CrudService {
  constructor(ctx) {
    super(ctx, 'user');
    this.model = this.ctx.model.User.User;
    this.studentModel = this.ctx.model.User.Student;
    this.schoolModel = this.ctx.model.User.School;
    this.coachModel = this.ctx.model.User.Coach;
  }

  async fetch({ openid }) {
    const res = await this.model.findOne({ openid });
    return res;
  }

  /**
   * 检查数据重复
   */
  async createCheck() {
    const data = this.ctx.request.body;
    const { card, phone, openid } = data;
    let num = await this.model.count({ card });
    if (num > 0) throw new BusinessError(ErrorCode.DATA_EXISTED, '该身份证号已被注册');
    num = await this.model.count({ phone });
    if (num > 0) throw new BusinessError(ErrorCode.DATA_EXISTED, '该手机号码已被注册');
    num = await this.model.count({ openid });
    if (num > 0) throw new BusinessError(ErrorCode.DATA_EXISTED, '该微信号码已被注册');
    return true;
  }

  /**
   * 微信小程序登录
   * @param {String} openid 微信小程序的openid
   */
  async wxAppLogin({ openid }) {
    const user = await this.model.findOne({ openid });
    // 没注册的需要手动注册
    if (!user) return user;
    const { type, _id } = user;
    // 超级管理员,普通用户,游客不需要其他信息,user里的就是
    if ([ '-1', '0', '10' ].includes(type)) return user;
    let infoModel;
    if (type === '1') infoModel = this.schoolModel;
    else if (type === '2') infoModel = this.coachModel;
    else if (type === '3') infoModel = this.studentModel;
    else throw new BusinessError(ErrorCode.USER_NOT_EXIST, '无法确定该用户的角色');
    const info = await infoModel.findOne({ user_id: _id });
    return { ...JSON.parse(JSON.stringify(user)), info };
  }
}

module.exports = UserService;