'use strict';

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

class ValueService extends Service {
  tag() {
    return this.ctx.model.ValueModel;
  }

  async userValueDetails(query) {
    const { ctx } = this;
    const { model } = ctx;
    const { id } = query;
    if (id) {
      const valueInfoList = await model.ValueModel.aggregate([
        { $match: { userid: this.app.mongoose.Types.ObjectId(id), type: '0' } },
        { $lookup: { from: 'info', localField: 'infoId', foreignField: '_id', as: 'infos' } },
        { $unwind: { path: '$infos', preserveNullAndEmptyArrays: true } },
        { $project: {
          _id: 0,
          oldName: '$infos.name',
          time: '$infos.time',
        } },
        { $sort: { time: -1 } },
      ]).allowDiskUse(true);// 允许使用磁盘缓存
      const valueVisitList = await model.ValueModel.aggregate([
        { $match: { userid: this.app.mongoose.Types.ObjectId(id), type: '1' } },
        { $lookup: { from: 'info', localField: 'infoId', foreignField: '_id', as: 'infos' } },
        { $unwind: { path: '$infos', preserveNullAndEmptyArrays: true } },
        { $project: {
          _id: 0,
          oldName: '$infos.name',
          time: '$time',
        } },
        { $sort: { time: -1 } },
      ]).allowDiskUse(true);// 允许使用磁盘缓存

      const valueInfoCount = await model.ValueModel.find({ userid: id, type: '0' }).countDocuments();
      const valueVisitCount = await model.ValueModel.find({ userid: id, type: '1' }).countDocuments();
      const userTotalValue = 5 * valueInfoCount + valueVisitCount;
      return {
        valueInfoCount, valueVisitCount, userTotalValue, valueInfoList, valueVisitList,
      };
    }
    return null;
  }

}

module.exports = ValueService;