'use strict';

const Service = require('../service/baseService');

class FamilyService extends Service {
  tag() {
    return this.ctx.model.FamilyModel;
  }
  async bindList(data) {
    const page = parseInt(data.page);
    const rows = parseInt(data.rows);
    const where = {};
    if (data.dept1) {
      where.dept1 = this.app.mongoose.Types.ObjectId(data.dept1);// 省
    }
    if (data.dept2) {
      where.dept2 = this.app.mongoose.Types.ObjectId(data.dept2); // 市
    }
    if (data.dept3) {
      where.dept3 = this.app.mongoose.Types.ObjectId(data.dept3); // 区
    }
    if (data.dept4) {
      where.dept4 = this.app.mongoose.Types.ObjectId(data.dept4); // 乡
    }
    if (data.dept5) {
      where.dept5 = this.app.mongoose.Types.ObjectId(data.dept5); // 社区
    }
    if (data.queryName) {
      where.oldInfo = { $regex: data.queryName };
    }
    const restltList = await this.ctx.model.VisitModel.aggregate([
      { $match: where },
      { $lookup: { from: 'family', localField: 'fid', foreignField: '_id', as: 'familys' } },
      { $unwind: { path: '$familys', preserveNullAndEmptyArrays: true } },
      { $match: { 'familys.openId': { $exists: true, $ne: [] } } },
      { $group:
          { _id: '$infoId',
            userid: { $first: '$userid' },
            oldInfo: { $first: '$oldInfo' },
            oldIdNumber: { $first: '$oldIdNumber' },
            fid: { $first: '$fid' },
            openId: { $first: '$familys.openId' },
            dept1: { $first: '$dept1' },
            dept2: { $first: '$dept2' },
            dept3: { $first: '$dept3' },
            dept4: { $first: '$dept4' },
            dept5: { $first: '$dept5' },
          },
      },
      {
        $skip: rows * (page - 1),
      },
      {
        $limit: rows,
      },
      { $lookup: { from: 'sys_user', localField: 'userid', foreignField: '_id', as: 'user' } },
      { $unwind: { path: '$user', preserveNullAndEmptyArrays: true } },
      { $lookup: { from: 'sys_dept', localField: 'dept1', foreignField: '_id', as: 'dept1' } },
      { $unwind: { path: '$dept1', preserveNullAndEmptyArrays: true } },
      { $lookup: { from: 'sys_dept', localField: 'dept2', foreignField: '_id', as: 'dept2' } },
      { $unwind: { path: '$dept2', preserveNullAndEmptyArrays: true } },
      { $lookup: { from: 'sys_dept', localField: 'dept3', foreignField: '_id', as: 'dept3' } },
      { $unwind: { path: '$dept3', preserveNullAndEmptyArrays: true } },
      { $lookup: { from: 'sys_dept', localField: 'dept4', foreignField: '_id', as: 'dept4' } },
      { $unwind: { path: '$dept4', preserveNullAndEmptyArrays: true } },
      { $lookup: { from: 'sys_dept', localField: 'dept5', foreignField: '_id', as: 'dept5' } },
      { $unwind: { path: '$dept5', preserveNullAndEmptyArrays: true } },
      { $project: {
        _id: 1,
        oldInfo: 1,
        oldIdNumber: 1,
        openId: '$openId',
        loginName: '$user.loginName',
        userName: '$user.userName',
        dept: { $concat: [ '$dept1.name', '$dept2.name', '$dept3.name', '$dept4.name', '$dept5.name' ] },
      } },
    ]).allowDiskUse(true);
    const countResult = await this.ctx.model.VisitModel.aggregate([
      { $match: where },
      { $lookup: { from: 'family', localField: 'fid', foreignField: '_id', as: 'familys' } },
      { $unwind: { path: '$familys', preserveNullAndEmptyArrays: true } },
      { $match: { 'familys.openId': { $exists: true, $ne: [] } } },
      { $group: {
        _id: '$infoId',
        count: { $sum: 1 },
      } },
      {
        $count: 'count', // 总数
      },
    ]);
    let countT = 0;
    if (countResult[0]) {
      countT = countResult[0].count;
    }
    return { list: restltList, count: countT };
  }
}
module.exports = FamilyService;