'use strict';

const Service = require('egg').Service;

class MsgQueryRecordService extends Service {

  async index({ type, startTime, endTime }) {
    const { ctx } = this;
    const agg = [
      { $match: ctx.helper.getTimeRangMatch(startTime, endTime) },
      { $group: ctx.helper.getTimeGroup(type, { total: { $sum: '$total' },
        successTotal: { $sum: '$successTotal' }, failTotal: { $sum: '$failTotal' },
      }) },
    ];
    return await ctx.model.Local.MsgQueryRecordModel.aggregateFix(agg);
  }

  // ====================清洗分割线==================================================================


  async statistics({ timeRangData, initData, isForceUpdate }) {
    const { ctx } = this;
    const hasData = await ctx.service.statisticsService.saveBefore(ctx.model.Local.MsgQueryRecordModel,
      { ...initData });
    if (hasData && !isForceUpdate) {
      return;
    }
    initData.start_time = new Date();
    const result = await this.group(timeRangData);
    let successTotal = 0;// 成功数
    let failTotal = 0;// 失败数
    let total = 0;// 总数

    result.forEach(item => {
      switch (item._id) {
        case 0:
          failTotal = item.count;
          break;
        case 1:
          successTotal = item.count;
          break;
        default:
          break;
      }
      total += item.count;
    });

    await ctx.service.statisticsService.save(ctx.model.Local.MsgQueryRecordModel,
      { ...initData, successTotal, failTotal, total }, isForceUpdate);
  }

  async group({ startTime, endTime }) {
    const { ctx } = this;
    const agg = [
      { $match: ctx.helper.getTimeRangMatch(startTime, endTime, 'create_time') },
      { $group: {
        _id: '$is_success',
        count: { $sum: 1 },
      } },
    ];
    return await ctx.model.MsgQueryRecordModel.aggregateFix(agg);
  }


}

module.exports = MsgQueryRecordService;