'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;
const sd = require('silly-datetime');

class NoticeService extends CrudService {
  constructor(ctx) {
    super(ctx, 'notice');
    this.model = this.ctx.model.Notice;
    this.umodel = this.ctx.model.User;
    this.stumodel = this.ctx.model.Student;
    this.schmodel = this.ctx.model.School;
    this.heamodel = this.ctx.model.Headteacher;
    this.teamodel = this.ctx.model.Teacher;
    this.lmodel = this.ctx.model.Lesson;
    this.clsmodel = this.ctx.model.Class;
  }

  async create(data) {
    const { planyearid, planid, termid, classid, noticeid, content, notified, type } = data;
    assert(planyearid, '年度计划id为必填项');
    assert(planid, '计划id为必填项');
    assert(termid, '期id为必填项');
    assert(noticeid, '通知人id为必填项');
    assert(content, '通知内容为必填项');
    // type:0=>所有人;1=>学生;2=>教师;3=>班主任 TODO:缺少个人发信息
    const res = await this.model.create({ ...data, type: '0' });
    let range = 'term';
    let personList = [];
    if (classid) range = 'class';
    if (range === 'term') {
      if (type === '0') {
        const sList = await this.getRangeStudent({ termid });
        const tList = await this.getRangeTeacher({ termid });
        const hList = await this.getRangeClasses({ termid });
        personList = [ ...sList, ...tList, ...hList ];
      } else if (type === '1') personList = await this.getRangeStudent({ termid });
      else if (type === '2')personList = await this.getRangeTeacher({ termid });
      else if (type === '3')personList = await this.getRangeClasses({ termid });
    } else if (range === 'class') {
      if (type === '0') {
        const sList = await this.getRangeStudent({ classid });
        const tList = await this.getRangeTeacher({ classid });
        const hList = await this.getRangeClasses({ _id: classid });
        personList = [ ...sList, ...tList, ...hList ];
      } else if (type === '1') personList = await this.getRangeStudent({ classid });
      else if (type === '2') personList = await this.getRangeTeacher({ classid });
      else if (type === '3') personList = await this.getRangeClasses({ _id: classid });
    }
    personList = personList.map(i => i._id);
    // 获取所有人后发送信息
    const userList = await this.umodel.find({ uid: { $in: personList } });
    console.log(userList);

    for (const user of userList) {
      // 1,判断有没有openid;2有openid的发送消息,添加记录
      if (!_.get(user, 'openid')) continue;
      const openid = _.get(user, 'openid');
      const title = '您有一个新的通知';
      const detail = content;
      const tourl = this.ctx.app.config.baseUrl + '/trainnotice/?userid=' + user.uid + '&noticeid='; // + res.id || ''
      await this.toSendWithUrl(title, openid, detail, tourl); // openid
      const notified = _.get(res, 'notified', []);
      notified.push({ notifiedid: user.uid, username: user.name });
      res.notified = notified;
    }
    res.save();
  }

  /**
   * 根据条件返回学生列表
   * @param {Object} condition 查询学生的条件
   */
  async getRangeStudent(condition) {
    const res = await this.stumodel.find({ ...condition, openid: { $exists: true } });
    console.log(res);
    return res;
  }
  /**
   * 根据条件返回教师列表
   * @param {Object} condition 查询教师的条件
   */
  async getRangeTeacher(condition) {
    // teamodel;lmodel
    const lessonList = await this.lmodel.find(condition);
    const teacherList = _.compact(_.uniq(lessonList.map(i => i.lessons).flat().map(i => i.teaid)));
    const teaInfoList = await this.teamodel.find({ _id: { $in: teacherList } });
    return teaInfoList;
  }

  /**
   * 根据条件返回班主任 不加礼仪教师列表消息了
   * @param {Object} condition 查询班主任
   */
  async getRangeClasses({ _id, ...info }) {
    let resList = [];
    if (_id) {
      const cla = await this.clsmodel.findOne({ _id: ObjectId(_id) });
      if (cla) resList.push(cla.headteacherid); // , cla.lyteacherid
    } else {
      const classesList = await this.clsmodel.find(info);
      if (classesList) {
        for (const cla of classesList) {
          resList.push(cla.headteacherid); // , cla.lyteacherid
        }
      }
    }
    resList = _.compact(_.uniq(resList));
    const headteaList = await this.heamodel.find({ _id: { $in: resList } });
    resList = resList.filter(f => !headteaList.find(hf => ObjectId(f).equals(hf._id)));
    const teaList = await this.teamodel.find({ _id: { $in: resList } });
    resList = [ ...headteaList, ...teaList ];
    return resList;
  }


  async look(data) {
    const { noticeid, userid } = data;
    const notice = await this.model.findById(noticeid);
    if (notice) {
      for (const elm of notice.notified) {
        if (elm.notifiedid === userid) {
          elm.status = '1';
          elm.readtime = sd.format(new Date(), 'YYYY-MM-DD HH:mm:ss');
        }
      }
      await notice.save();
    }
  }

  // async query({ skip, limit, ...info }) {
  //   const total = await this.model.count(info);
  //   const notices = await this.model.find(info).skip(Number(skip)).limit(Number(limit));
  //   const res = [];
  //   for (const _notice of notices) {
  //     const notice = _.cloneDeep(JSON.parse(JSON.stringify(_notice)));
  //     const { noticeid, content, notified, meta, _id } = notice;
  //     const elm = [];
  //     for (const notified of notice.notified) {
  //       const _notified = _.cloneDeep(JSON.parse(JSON.stringify(notified)));
  //       const userinfo = await this.findUserInfo(_notified.notifiedid);
  //       elm.push({ ...JSON.parse(JSON.stringify(userinfo)), ..._notified });
  //     }
  //     res.push({ noticeid, content, meta, notified: elm, _id });
  //   }
  //   return { data: res, total };
  // }

  async findUserInfo(userid) {
    let userinfo;
    userinfo = await this.heamodel.findById(userid);
    if (!userinfo) {
      userinfo = await this.schmodel.findById(userid);
    } if (!userinfo) {
      userinfo = await this.teamodel.findById(userid);
      if (userinfo) {
        delete userinfo.status;
      }
    } if (!userinfo) {
      userinfo = await this.stumodel.findById(userid);
    }
    return userinfo;
  }

  async resend({ id }) {
    const res = await this.model.findById(id);
    if (res) {
      const { content, notified } = res;
      const useridList = notified.filter(f => f.status === '0').map(i => i.notifiedid);
      const userList = await this.umodel.find({ uid: { $in: useridList } });
      for (const user of userList) {
        if (!_.get(user, 'openid')) continue;
        const openid = _.get(user, 'openid');
        const detail = content;
        const tourl = this.ctx.app.config.baseUrl + '/trainnotice/?userid=' + user.uid + '&noticeid=' + res.id;
        await this.toSendWithUrl('您有信息需要确认', openid, detail, tourl);
      }
    } else {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST);
    }
  }
  /**
   *发送自定义信息
   * @param {String} title 标题
   * @param {String} openid user表的openid
   * @param {String} detail 通知内容
   * @param {String} tourl 确认通知地址
   */
  async toSendWithUrl(title, openid, detail, tourl) {
    const remark = '感谢您的使用';
    const date = await this.ctx.service.util.updatedate();
    this.ctx.service.weixin.sendTemplateDesign(this.ctx.app.config.REVIEW_TEMPLATE_ID, openid, `${title},请点击信息,确认您已收到信息!`, detail, date, remark, tourl);
  }
}

module.exports = NoticeService;