server-v2/app/service/business/lessonPrivate.js

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

//
class LessonPrivateService extends CrudService {
  constructor(ctx) {
    super(ctx, 'lessonprivate');
    this.model = this.ctx.model.Business.LessonPrivate;
    this.cibService = this.ctx.service.business.coachInBill;
  }
  /**
   * 处理下课的课程进行结算
   * @param {Object} filter 修改条件
   * @param {Object} body 修改内容
   * @param {Object} data 修改后的结果
   * @return {Object} 返回整理后的内容
   */
  async afterUpdate(filter, body, data) {
    const { status, limit, money, student, _id: lesson_id, school_id, coach_id } = data;
    if (status !== '4') return data;
    // 4 是下课,下了课,就给老师结钱
    // 目前按学生人数进行结款,限制的人数不一定是上课的学生人数,可能会临时加人
    const num = student.length;
    const total = num * money;
    // 添加明细,通过明细那边,将工资处理了,这边就不处理了.因为公开课那边也是一样这么做
    const obj = { lesson_id, type: '1', school_id, coach_id, money: total };
    await this.cibService.create(obj);
    return data;
  }
}

module.exports = LessonPrivateService;