/******************************************************************************************************************
 * Action instruction algorithm(study sample data online,compare with sample
 *data)
 *
 * arg[0] action expression
 * arg[1] feedback expression
 * arg[2] expression of judgment result
 *
 * feedback expression
 * arg[2] expression of judgment result
 *
 *   1.0    2020-12-17    zoufuzhou
 *   1.1    2021-03-10    change format & add mix_cc
 ******************************************************************************************************************/
#ifndef _H_ALGORITHM_EXPRESSION_TREND_SAMPLE_H
#define _H_ALGORITHM_EXPRESSION_TREND_SAMPLE_H

// add 2021-03-10 by Cat
// add mix_cc ihdb module to deal with ihyperDB
#include "mix_cc/utility/ihyper_db/ihyper_db.h"
// change done

#include <eqpalg/AlgCommonDefine.h>
#include <eqpalg/algs/AlgExp.h>
#include <iomanip>
#include <iostream>
#include <string>

class AlgExpTrendSample : virtual public AlgExp {
public:
  AlgExpTrendSample(const string &name, const Json::Value &rulejson,
                       const string &ruleid, IHDBTools *ihdb);

  virtual ~AlgExpTrendSample();

public:
  virtual int Reload();
  virtual int calculate(string &outjson);

private:
  int calculate_once(string &outjson, HD3Record *hdRec);

  // int GetHDTrend(const string &tag);

private:
  MathExpression *mp_expact;
  MathExpression *mp_expfbk;

  // using sample data to storage data from ihdb
  std::vector<double> sample_data;

  // delete
  // HD3Record m_ihdtrend[SAMPLE_COUNT];
  string m_sampletag;

  mix_cc::IhdCom hd_com;

  //	private:
  //	    float m_samples[3];
  //      float m_stat[3];
  //      bool  m_nosample;
  //      bool  m_islearned;
  //      vector<double> mv_stat;
  //      int    m_archive;
  //      time_t mt_lastsave;
};

#endif