service-center/app/service/trainplan.js

'use strict';


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

class TrainplanService extends CrudService {
  constructor(ctx) {
    super(ctx, 'trainplan');
    this.model = this.ctx.model.Trainplan;
    this.clamodel = this.ctx.model.Class;
    this.umodel = this.ctx.model.User;
    this.smodel = this.ctx.model.School;
    this.tmodel = this.ctx.model.Teacher;
  }

  //   async create(data) {
  //     const terminfo = await data.termnum;
  //     console.log(terminfo);
  //     const { batchnum: { type, name, number }, term } = terminfo;
  //     console.log(type);
  //     if (type === 1) {
  //       const classdata = { name, number, term, type };
  //       await this.clamodel.create(classdata);
  //     }
  //     if (type === 0) {
  //       for (let i = 0; i < class; i++) {
  //         const name = '第' + term + '期' + batch + '批次' + i + '班';
  //         const classdate = { name, number, term, type, newbatch };
  //         await this.clamodel.create(classdate);
  //       }
  //     }
  //     return this.tpmodel.create(data);
  //   }
  // }

  async update({ id }, data) {
    const trainplan = await this.model.findById(id);
    // 保存原数据
    const trainplanold = _.cloneDeep(trainplan);

    const { year, title, termnum, festivals, status } = data;
    if (year) {
      trainplan.year = year;
    }
    if (title) {
      trainplan.title = title;
    }
    if (termnum) {
      trainplan.termnum = termnum;
    }
    if (festivals) {
      trainplan.festivals = festivals;
    }
    if (status === '1') {
      trainplan.status = status;
    }
    // 如果培训计划状态改为发布,发送培训计划信息，并自动生成班级
    const res = await trainplan.save();
    if (res) {
      if (status === '1') {
        // 自动生成班级
        await this.autoclass(res, trainplanold);
        // 发送培训计划信息通知给相应人员
        // 查询所有入库的教师
        const teachers = await this.tmodel.find({ status: '4' });
        for (const teacher of teachers) {
          const teacherid = teacher._id;
          const _teacher = await this.umodel.findOne({ uid: teacherid, type: '3' });
          const openid = _teacher.openid;
          const detail = trainplan.title + '已发布，请注意查收!';
          const date = await this.ctx.service.util.updatedate();
          const remark = '感谢您的使用';
          if (openid) {
            this.ctx.service.weixin.sendTemplateMsg(this.ctx.app.config.REVIEW_TEMPLATE_ID, openid, '您有一个新的通知', detail, date, remark);
          }
        }
        // 查询所有学校用户
        const schools = await this.umodel.find({ type: '2' });
        for (const school of schools) {
          const openid = school.openid;
          const detail = trainplan.title + '已发布，请注意查收!';
          const date = await this.ctx.service.util.updatedate();
          const remark = '感谢您的使用';
          if (openid) {
            this.ctx.service.weixin.sendTemplateMsg(this.ctx.app.config.REVIEW_TEMPLATE_ID, openid, '您有一个新的通知', detail, date, remark);
          }
        }
      }
    }
    return res;
  }

  // 自动生成班级私有方法
  async autoclass(res, trainplanold) {
    // 首先比较当前数据和原数据的值是否有不同
    // 保存后所有期id
    const tremid_res = _.map(res.termnum, 'id');
    // 保存前所有期id
    const tremid_old = _.map(trainplanold.termnum, 'id');
    // 取得要删除的期id，进行班级中删除已删除期的班级
    const deltrem = _.difference(tremid_old, tremid_res);
    // 循环删除已经删除期的所有班级
    for (const elm of deltrem) {
      await this.clamodel.deleteMany({ termid: elm });
    }
    // 取得所有新加期id
    const addtrem = _.difference(tremid_res, tremid_old);
    // 清空后循环取得所有期进行批次操作
    const terms = res.termnum;
    for (const el of terms) {
      // 判断是否新加期
      if (_.indexOf(addtrem, el.id) !== -1) {
        // 循环当前新加期的批次列表，根据批次id和班级数生成班级信息
        const batchnums = el.batchnum;
        for (const batchnum of batchnums) {
          // 取得当前批次的班级数
          const classnum = batchnum.class;
          for (let i = 1; i <= classnum; i++) {
            const newdata = { name: i + '班', number: batchnum.number, batchid: batchnum.id, termid: el.id, planid: res.id };
            await this.clamodel.create(newdata);
          }
        }
      } else {
        // 不是新加期，更新期信息
        // 保存后所有期id
        const batchid_res = _.map(el.batchnum, 'id');
        // 保存前所有期id
        const batchid_old = _.map(trainplanold.termnum.id(el.id).batchnum, 'id');
        // 取得要删除的期id，进行班级中删除已删除期的班级
        const delbatchs = _.difference(batchid_old, batchid_res);
        // 循环删除已经删除期的所有班级
        for (const delba of delbatchs) {
          await this.clamodel.deleteMany({ termid: el.id, batchid: delba });
        }
        // 取得所有新加期id
        const addbatch = _.difference(batchid_res, batchid_old);
        const batchnums = el.batchnum;
        for (const batchnum of batchnums) {
          // 取得当前批次是否有删除
          // 判断是否新加期
          if (_.indexOf(addbatch, batchnum.id) !== -1) {
            // 取得当前批次的班级数
            const classnum = batchnum.class;
            for (let i = 1; i <= classnum; i++) {
              const newdata = { name: i + '班', number: batchnum.number, batchid: batchnum.id, termid: el.id, planid: res.id };
              await this.clamodel.create(newdata);
            }
          } else {
            if (batchnum.class === trainplanold.termnum.id(el.id).batchnum.id(batchnum.id).class) {
              // 编辑只会针对班级人数进行修改。
              const _class = await this.clamodel.find({ termid: el.id, batchid: batchnum.id });
              if (_class.length !== 0) {
                for (const ee of _class) {
                  ee.number = batchnum.number;
                  await ee.save();
                }
              } else {
                const classnum = batchnum.class;
                for (let i = 1; i <= classnum; i++) {
                  const newdata = { name: i + '班', number: batchnum.number, batchid: batchnum.id, termid: el.id, planid: res.id };
                  await this.clamodel.create(newdata);
                }
              }
            } else {
              // 当班级数有更改时
              // 删除所有班级 并重新生成班级
              await this.clamodel.deleteMany({ termid: el.id, batchid: batchnum.id });
              const classnum = batchnum.class;
              for (let i = 1; i <= classnum; i++) {
                const newdata = { name: i + '班', number: batchnum.number, batchid: batchnum.id, termid: el.id, planid: res.id };
                await this.clamodel.create(newdata);
              }
            }
          }
        }
      }
    }

  }

}
module.exports = TrainplanService;