'use strict';


const _ = require('lodash');
const { CrudService } = require('naf-framework-mongoose/lib/service');
const assert = require('assert');
const { BusinessError, ErrorCode } = require('naf-core').Error;
const XLSX = require('xlsx');
const utils = require('../utils/utils.js');
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;
    this.stumodel = this.ctx.model.Student;
    this.schmodel = this.ctx.model.Schtime;
  }

  //   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, school } = data;
    if (year) {
      trainplan.year = year;
    }
    if (title) {
      trainplan.title = title;
    }
    if (termnum) {
      trainplan.termnum = termnum;
    }
    if (school) {
      trainplan.school = school;
    }
    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);
        // await this.autoclassNew(res, trainplanold);
        // 将生成的班级重新将班级排班名
        // await this.autoclassname(res);
        // 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 autoclassNew(res) {
    // 删除所有计划下的班级
    await this.clamodel.deleteMany({ planid: res.id });
    // 循环出所有班级进行添加操作
    for (const term of res.termnum) {
      for (const batch of term.batchnum) {
        const classs = await batch.class;
        for (const cla of classs) {
          const newdata = {
            name: cla.name,
            number: cla.number,
            batchid: batch.id,
            termid: term.id,
            planid: res.id,
            type: cla.type,
            headteacherid: cla.headteacherid,
          };
          await this.clamodel.create(newdata);
        }
      }
    }
  }

  // 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 (const cla of classnum) {
            const newdata = {
              name: cla.name,
              number: cla.number,
              batchid: batchnum.id,
              termid: el.id,
              planid: res.id,
              type: cla.type,
            };
            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 (const cla of classnum) {
              const newdata = {
                name: cla.name,
                number: cla.number,
                batchid: batchnum.id,
                termid: el.id,
                planid: res.id,
                type: cla.type,
              };
              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 (const cla of classnum) {
                  const newdata = {
                    name: cla.name,
                    number: cla.number,
                    batchid: batchnum.id,
                    termid: el.id,
                    planid: res.id,
                    type: cla.type,
                  };
                  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 (const cla of classnum) {
                const newdata = {
                  name: cla.name,
                  number: cla.number,
                  batchid: batchnum.id,
                  termid: el.id,
                  planid: res.id,
                  type: cla.type,
                };
                await this.clamodel.create(newdata);
              }
            }
          }
        }
      }
    }
  }

  // // 将分好的班级重新编排名字
  // async autoclassname(res) {
  //   // 取得所有期id
  //   const tremid_res = _.map(res.termnum, 'id');
  //   for (const termid of tremid_res) {
  //     const classs = await this.clamodel.find({ planid: res.id, termid });
  //     let i = 0;
  //     for (const cla of classs) {
  //       i = i + 1;
  //       cla.name = i;
  //       await cla.save();
  //     }
  //   }
  // }
  async exportExcel({ trainplanIds }) {
    const nowDate = new Date().getTime();
    const path =
      'D:\\wwwroot\\service\\service-file\\upload\\train\\' + nowDate + '.xlsx';
    const respath =
      'http://free.liaoningdoupo.com:80/files/train/' + nowDate + '.xlsx';
    const wb = {
      SheetNames: [],
      Sheets: {},
    };
    for (let i = 0; i < trainplanIds.length; i++) {
      // 批次期次都在这里面
      const trainplan = await this.model.findOne({ _id: trainplanIds[i] });
      // 这个计划下所有的学生
      const studentList = await this.stumodel.find({ planid: trainplanIds[i] });
      // 计划名称
      const trainplandName = trainplan.title;
      // 在计划中找到这个学生在哪期以及哪期下的哪批次
      for (const student of studentList) {
        student.isComming = utils.getIsNot(student.isComming);
        student.trainplandName = trainplandName;
        // 期次
        const term = trainplan.termnum.filter(term => {
          return term.id === student.termid;
        });
        if (term.length > 0) {
          student.termName = term[0].term;
        }
        // 批次
        if (term.length !== 0) {
          const batch = term[0].batchnum.filter(batch => {
            return batch.id === student.batchid;
          });
          if (batch.length > 0) {
            student.batchName = JSON.parse(JSON.stringify(batch[0])).name;
          }
        }

        student.is_fine = utils.getIsNot(student.is_fine);
      }
      const _headers = [
        { key: 'trainplandName', title: '计划标题' },
        { key: 'termName', title: '期次' },
        { key: 'batchName', title: '批次' },
        { key: 'school_name', title: '学校' },
        { key: 'faculty', title: '院系' },
        { key: 'major', title: '专业' },
        { key: 'name', title: '姓名' },
        { key: 'id_number', title: '身份证号' },
        { key: 'phone', title: '手机号' },
        { key: 'gender', title: '性别' },
        { key: 'nation', title: '民族' },
        { key: 'edua_level', title: '学历层次' },
        { key: 'edua_system', title: '学制' },
        { key: 'entry_year', title: '入学年份' },
        { key: 'finish_year', title: '毕业年份' },
        { key: 'school_job', title: '在校职务' },
        { key: 'qq', title: 'QQ号' },
        { key: 'email', title: '邮箱' },
        // { key: 'openid', title: '微信openid' },
        { key: 'family_place', title: '家庭位置' },
        { key: 'family_is_hard', title: '是否困难' },
        { key: 'have_grant', title: ' 是否获得过助学金' },
        // { key: 'job', title: '职务' },
        { key: 'bedroom', title: '寝室号' },
        { key: 'is_fine', title: '是否优秀' },
        { key: 'isComming', title: '是否签到' },
        { key: 'selfscore', title: '个人分' },
        { key: 'score', title: '总分' },
      ];
      // 需要打出的列表
      const _data = studentList;
      const headers = _headers.map(({ title }) =>
        title).map((v, i) =>
        Object.assign({}, { v, position: String.fromCharCode(65 + i) + 1 })
      ).reduce((prev, next) =>
        Object.assign({}, prev, { [next.position]: { v: next.v } }),
      {}
      );

      const data = _data.map((v, i) =>
        _headers.map(({ key }, j) =>
          Object.assign(
            {},
            { v: v[key], position: String.fromCharCode(65 + j) + (i + 2) }
          )
        )
      ).reduce((prev, next) =>
        prev.concat(next)).reduce(
        (prev, next) =>
          Object.assign({}, prev, { [next.position]: { v: next.v } }),
        {}
      );

      // 合并 headers 和 data
      const output = Object.assign({}, headers, data);

      // 获取所有单元格的位置
      const outputPos = Object.keys(output);

      // 计算出范围
      const ref = outputPos[0] + ':' + outputPos[outputPos.length - 1];

      // 构建 workbook 对象
      wb.SheetNames.push('sheet' + i);
      wb.Sheets['sheet' + i] = Object.assign({}, output, { '!ref': ref });
    }
    // 导出 Excel
    XLSX.writeFile(wb, path);
    return respath;
  }

  // 导出学校大表
  async exportSchool({ trainplanId }) {
    // 备注
    const remarks = [];
    // 期数
    let termCount = [];
    // 班级数
    const classCount = [];
    // 日期
    const studyTime = [];
    // 合并单元格坐标
    const colRows = [];
    // 列起始
    let colzb = 3;
    // 行起始
    const rowzb = 1;
    // const colRow = {
    //   s: { c: 3, r: rowzb },
    //   e: { c: 6, r: rowzb },
    // };
    // colRows.push(colRow);
    const shcoolList = [];

    // 计划表
    const trainplan = await this.model.findOne({ _id: trainplanId });
    // 学校报名表
    const schtime = await this.schmodel.find({ planid: trainplanId });
    // 期次
    const termnums = trainplan.termnum;
    // 学校学校数据
    // const schools = trainplan.school;
    const schools = await this.smodel.find({});
    // 组装学校数据
    for (let i = 0; i < schools.length; i++) {
      // 学校数据
      const shcool = [];
      // 序号
      shcool.push(i + 1);
      // 学校名
      shcool.push(schools[i].name);
      // 总人数
      shcool.push('');
      for (const termnum of termnums) {
        // 批次
        const batchnum = termnum.batchnum;
        // 期次所占的格(期占格)
        const qizhange = batchnum.length - 1;
        /**
       * 合并单元格元素(decode_range方法解析数据格式)
       {
          s: { //s start 开始
            c: 1,//cols 开始列
            r: 0 //rows 开始行
          },
          e: {//e end  结束
            c: 4,//cols 结束列
            r: 0 //rows 结束行
          }
        }
       */
        // 添加坐标
        const colRow = {
          s: { c: colzb, r: rowzb },
          e: { c: colzb + qizhange, r: rowzb },
        };
        // colzb为上一次终止，那么起始需+1，
        colzb = colzb + qizhange + 1;
        colRows.push(colRow);
        // 向其中加入空格，以备合并单元格使用
        const qi = [];
        qi.push(termnum.term);
        for (let index = 0; index < qizhange; index++) {
          qi.push('');
        }
        termCount = [ ...termCount, ...qi ];

        // 循环
        for (const batch of batchnum) {
          // 把班级数与日期放入数组中
          classCount.push(batch.class.length);
          let startDate = batch.startdate;
          startDate = startDate.substr(5, 2) + '.' + startDate.substr(8, 2);
          let endDate = batch.enddate;
          endDate = endDate.substr(5, 2) + '.' + endDate.substr(8, 2);
          studyTime.push(startDate + '-' + endDate);
          // 拿着batch的id去schtime表中的arrange中查remark，将结果存入remarks中即可完成备注数组
          let remark = '';
          for (const sch of schtime) {
            // 计划中学校的code=上报时的code
            if (schools[i].code === sch.schid) {
              for (const arrange of sch.arrange) {
                if (arrange.batchid === batch.id) {
                  remark = arrange.remark;
                  // 查到了退出即可因为是个数组
                  // 总人数
                  shcool.push(arrange.number);
                }
              }
            }
          }
          remarks.push(remark);
        }
      }
      shcoolList.push(shcool);
    }
    const wscols = [
      { wpx: 50 }, // 第一列宽度设置单位px
    ];
    let xuhao = [ XLSX.utils.decode_range('A1:A4') ];
    const xuexiao = [ XLSX.utils.decode_range('B1:B4') ];
    xuhao = [ ...xuhao, ...xuexiao, ...colRows ];
    // console.log(xuhao);
    const data = [];
    // 第一行
    const row0 = [ '序号', '学校名称', '备注' ].concat(remarks);
    data.push(row0);
    // 第二行
    const row1 = [ '', '', '期数' ].concat(termCount);
    data.push(row1);
    // 第三行
    const row2 = [ '', '', '班级数' ].concat(classCount);
    data.push(row2);
    // 第四行
    const row3 = [ '', '', '日期' ].concat(studyTime);
    data.push(row3);
    for (const shcoolL of shcoolList) {
      let count = 0;
      for (let i = 3; i < shcoolL.length; i++) {
        count += parseInt(shcoolL[i]);
      }
      // 计算出总人数，开始总认识默认的是''，这里赋值
      shcoolL[2] = count;
      data.push(shcoolL);
    }
    // ...以此类推即可
    /** 头部-行列信息*/
    const ws = XLSX.utils.aoa_to_sheet(data);


    // 构建 workbook 对象
    const nowDate = new Date().getTime();
    const path =
       'D:\\wwwroot\\service\\service-file\\upload\\train\\' +
       nowDate +
       '.xlsx';
    const respath =
       'http://free.liaoningdoupo.com:80/files/train/' + nowDate + '.xlsx';
    // 导出
    const wb = XLSX.utils.book_new();
    XLSX.utils.book_append_sheet(wb, ws, 'Sheet1');
    ws['!cols'] = wscols;
    // xuhao.push(XLSX.utils.decode_range('B1:D1')) // 测试数据 仓库1模拟数据
    ws['!merges'] = xuhao;
    // console.log(xuhao);
    XLSX.writeFile(wb, path);
    return respath;

    // // 批次期次都在这里面
    // const trainplan = await this.model.find({ _id: trainplanId });
    // const _headers = [
    //   { key: 'title', title: '计划标题' },
    //   { key: 'year', title: '年度' },
    // ];
    // // 需要打出的列表
    // const _data = trainplan;
    // const headers = _headers.map(({ title }) =>
    //   title).map((v, i) =>
    //   Object.assign({}, { v, position: String.fromCharCode(65 + i) + 1 })
    // ).reduce((prev, next) =>
    //   Object.assign({}, prev, { [next.position]: { v: next.v } }),
    // {}
    // );
    // console.log('--------------------headers');
    // console.log(headers);
    // const data = _data.map((v, i) =>
    //   _headers.map(({ key }, j) =>
    //     Object.assign(
    //       {},
    //       { v: v[key], position: String.fromCharCode(65 + j) + (i + 2) }
    //     )
    //   )
    // ).reduce((prev, next) =>
    //   prev.concat(next)).reduce((prev, next) =>
    //   Object.assign({}, prev, { [next.position]: { v: next.v } }),
    // {}
    // );
    // console.log('--------------------data');
    // console.log(data);
    // // 合并 headers 和 data
    // const output = Object.assign({}, headers, data);
    // console.log('----------output');
    // console.log(output);
    // // 获取所有单元格的位置
    // const outputPos = Object.keys(output);
    // console.log('--------------------outputPos');
    // console.log(outputPos);
    // // 计算出范围
    // const ref = outputPos[0] + ':' + outputPos[outputPos.length - 1];
    // console.log('--------------------ref');
    // console.log(ref);
    // // 构建 workbook 对象
    // const nowDate = new Date().getTime();
    // const path =
    //    'D:\\wwwroot\\service\\service-file\\upload\\train\\' +
    //    nowDate +
    //    '.xlsx';
    // const respath =
    //    'http://free.liaoningdoupo.com:80/files/train/' + nowDate + '.xlsx';
    // const wb = {
    //   SheetNames: [ 'sheet0' ],
    //   Sheets: { sheet0: Object.assign({}, output, { '!ref': ref }) },
    //   // 导出 Excel
    // };
    // console.log('----------wb');
    // console.log(wb);
    // XLSX.writeFile(wb, path);
    // return respath;
  }

  async updateclass({ trainplanid, termid, batchid, classid, rightHeader }) {
    assert(trainplanid && termid && batchid && classid && rightHeader, '缺少参数项');
    // 根据全年计划表id查出对应的全年计划详细信息
    const trainplan = await this.model.findById(trainplanid);
    if (!trainplan) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '全年计划信息不存在');
    }
    const term = trainplan.termnum.id(termid);
    if (!term) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '期信息不存在');
    }
    const batch = term.batchnum.id(batchid);
    if (!batch) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '批次信息不存在');
    }
    const class_ = await batch.class.id(classid);
    if (class_) {
      class_.headteacherid = rightHeader;
    }
    const res = await trainplan.save();
    if (res) {
      const cla_ = await this.clamodel.findOne({ termid, batchid, name: class_.name });
      if (cla_) {
        cla_.headteacherid = rightHeader;
        await cla_.save();
      }
    }
    return res;
  }

  async updatereteacher({ trainplanid, termid, reteacher }) {
    assert(trainplanid && termid && reteacher, '缺少参数项');
    // 根据全年计划表id查出对应的全年计划详细信息
    const trainplan = await this.model.findById(trainplanid);
    if (!trainplan) {
      throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '全年计划信息不存在');
    }
    const term = await trainplan.termnum.id(termid);
    if (term) {
      term.reteacher = reteacher;
    }
    return await trainplan.save();
  }
}
module.exports = TrainplanService;