#pragma once
// add mix_cc ihdb module to deal with ihyperDB
#include "mix_cc/ihyper_db.h"
#include <eqpalg/stat_tools/FFTStat.h>

// change done

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

class AlgExpFFT : virtual public AlgExp {
public:
  AlgExpFFT(const string &name, const Json::Value &rulejson,
            const string &ruleId);

  virtual ~AlgExpFFT();

public:
  virtual int init() override;
  virtual Json::Value exec_mon();

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

  // int GetHDTrend(const string &tag);

private:
  MathExpression *exp_act_;
  MathExpression *exp_feedback_;
  MathExpression *mp_exp_freq;

  int max_sample_count_; //

  double full_tag_level_;

  int level_count_;
  // string m_sampletag_refer;
  string freq_exp_str_;
  string m_sampletag_data;
  std::unique_ptr<FFTStat> fft_stat_;

};