'use strict';


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

class AttendanceService extends CrudService {
  constructor(ctx) {
    super(ctx, 'attendance');
    this.model = this.ctx.model.Attendance;
    this.stumodel = this.ctx.model.Student;
    this.umodel = this.ctx.model.User;
    this.clamodel = this.ctx.model.Class;
    this.lomodel = this.ctx.model.Location;
    this.bmodel = this.ctx.model.Bedroom;
    this.setmodel = this.ctx.model.Setting;
  }

  async attendancecreate(data) {
    // 修改ibeacon=>[],存有 limit 范围内的所有蓝牙设备号
    const { openid, type, ibeacon } = data;
    assert(openid && type && ibeacon, '缺少信息项');
    // 通过openid取得学生信息
    const user = await this.umodel.findOne({ appopenid: openid });
    if (!user) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '用户不存在');
    }
    const student = await this.stumodel.findById(user.uid);
    if (!student) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '学生信息不存在');
    }
    // 取得设置表内考勤时间
    const setting = await this.setmodel.findOne();
    if (!setting) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '考勤设置信息不存在');
    }
    // type为0是上课考勤
    if (type === '0') {
      const classes = await this.clamodel.findById(student.classid);
      if (!classes) {
        throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '班级信息不存在');
      }
      const location = await this.lomodel.findById(classes.jslocationid);
      if (!location) {
        throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '位置信息不存在');
      }
      // 判断,location的蓝牙号在不在ibeacon中
      const r = ibeacon.find(f => `${f}` === `${location.ibeacon}`);
      if (!r) {
        throw new BusinessError(ErrorCode.BUSINESS, '考勤位置不正确');
      }
      const attendance = await this.model.findOne({
        termid: student.termid,
        batchid: student.batchid,
        classid: student.classid,
        studentid: student.id,
      });
      const datetime = sd.format(new Date(), 'YYYY-MM-DD HH:mm');
      // TODO 考勤时间没有处理
      const diffres = await this.islate(datetime, setting, type);
      if (diffres === 0) {
        throw new BusinessError(
          ErrorCode.BUSINESS,
          '考勤时间不正确,请稍后在签到'
        );
      }
      const newData = {
        date: datetime.substr(0, 10),
        time: datetime.substr(11, 5),
        type,
        status: diffres + '',
      };
      if (attendance) {
        // TODO: 保存数据
        const attends = attendance.attend;
        let result = false;
        for (const elm of attends) {
          if (
            elm.date === datetime.substr(0, 10) &&
            elm.type === '0' &&
            elm.time.substr(0, 2) === datetime.substr(11, 2)
          ) {
            result = true;
            break;
          }
        }
        if (!result) {
          const newattend = await attendance.attend.create(newData);
          attendance.attend.push(newattend);
          await attendance.save();
        }
      } else {
        const newdatastu = {
          termid: student.termid,
          batchid: student.batchid,
          classid: student.classid,
          planyearid: student.planyearid,
          planid: student.planid,
          studentid: student.id,
          stuname: student.name,
          schname: student.school_name,
          schid: student.schid,
          attend: [ newData ],
        };
        await this.model.create(newdatastu);
      }
    } else if (type === '1') {
      const beedroom = await this.bmodel.findOne({ code: student.bedroom });
      if (!beedroom) {
        throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '寝室信息不存在');
      }
      const r = ibeacon.find(f => `${f}` === `${beedroom.ibeacon}`);
      if (!r) {
        throw new BusinessError(ErrorCode.BUSINESS, '考勤位置不正确');
      }
      const attendance = await this.model.findOne({
        termid: student.termid,
        batchid: student.batchid,
        classid: student.classid,
        studentid: student.id,
      });
      const datetime = sd.format(new Date(), 'YYYY-MM-DD HH:mm');
      // TODO 考勤时间没有处理
      const diffres = await this.islate(datetime, setting, type);
      if (diffres === 0) {
        throw new BusinessError(
          ErrorCode.BUSINESS,
          '考勤时间不正确,请稍后在签到'
        );
      }
      const newData = {
        date: datetime.substr(0, 10),
        time: datetime.substr(11, 5),
        type,
        status: diffres + '',
      };
      if (attendance) {
        // TODO: 保存数据
        const attends = attendance.attend;
        let result = false;
        for (const elm of attends) {
          if (elm.date === datetime.substr(0, 10) && elm.type === '1') {
            result = true;
            break;
          }
        }
        if (!result) {
          const newattend = await attendance.attend.create(newData);
          attendance.attend.push(newattend);
          await attendance.save();
        }
      } else {
        const newdatastu = {
          termid: student.termid,
          batchid: student.batchid,
          classid: student.classid,
          studentid: student.id,
          schid: student.schid,
          stuname: student.name,
          schname: student.school_name,
          attend: [ newData ],
        };
        await this.model.create(newdatastu);
      }
    }
  }

  async test() {
    const setting = await this.setmodel.findOne();
    if (!setting) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '考勤设置信息不存在');
    }
    const datetime = sd.format(new Date(), 'YYYY-MM-DD HH:mm');
    // TODO 考勤时间没有处理
    const diffres = await this.islate(datetime, setting, '0');
  }

  // 判断上课考勤是否迟到和开始
  async islate(nowdata, setting, type) {
    nowdata = nowdata + ':00';
    let res = 0;
    if (type === '0') {
      const am_start = nowdata.substr(0, 10) + ' ' + setting.am_start + ':00';
      const am_end = nowdata.substr(0, 10) + ' ' + setting.am_end + ':00';
      const pm_start = nowdata.substr(0, 10) + ' ' + setting.pm_start + ':00';
      const pm_end = nowdata.substr(0, 10) + ' ' + setting.pm_end + ':00';
      const resamstart = moment(nowdata).diff(moment(am_start), 'minutes');
      const resamend = moment(nowdata).diff(moment(am_end), 'minutes');
      const respmstart = moment(nowdata).diff(moment(pm_start), 'minutes');
      const respmend = moment(nowdata).diff(moment(pm_end), 'minutes');
      // 当前时间大于am开始时间
      if (resamstart > 0) {
        // 当前时间小于pm开始时间
        if (respmstart < 0) {
          // 判断上午考勤是否迟到
          if (resamend > 0) {
            res = 2;
          } else {
            res = 1;
          }
        } else {
          // 判断下午考勤是否迟到
          if (respmend > 0) {
            res = 2;
          } else {
            res = 1;
          }
        }
      }
    } else if (type === '1') {
      const bd_start = nowdata.substr(0, 10) + ' ' + setting.bd_start + ':00';
      const bd_end = nowdata.substr(0, 10) + ' ' + setting.bd_end + ':00';
      const resstart = moment(nowdata).diff(moment(bd_start), 'minutes');
      const resend = moment(nowdata).diff(moment(bd_end), 'minutes');
      if (resstart > 0) {
        if (resend > 0) {
          res = 2;
        } else {
          res = 1;
        }
      }
    }
    return res;
  }
  async attendancecreateList({ studentIds }) {
    for (const studentId of studentIds) {
      // 查出这个学生，更新这个学生的签到并签到
      const student = await this.stumodel.findById(studentId);
      if (!student) {
        throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '学生信息不存在');
      }
      // 签到学生是否来了
      student.isComming = '1';
      await student.save();
      const attendInfo = {
        date: new Date().getDate(),
        time: new Date().getHours(),
        type: '0',
        status: '1',
      };
      const data = {
        planyearid: student.planyearid,
        planid: student.planid,
        termid: student.termid,
        batchid: student.batchid,
        classid: student.classid,
        schid: student.schid,
        schname: student.school_name,
        studentid: student.id,
        stuname: student.name,
        attendInfo,
      };
      await this.model.create(data);
    }
  }
}

module.exports = AttendanceService;