#ifndef TIME_TRACKING_HH
#define TIME_TRACKING_HH

#include <fstream>

#include <datatypespec.hh>
#include "chronometer.hpp"

/**
 * \author cpellegrino
 */

// NOTE: All the functions and classes inside this file expand to
// nothing if the BENCH_TIME macro is unset

namespace benchmark {

class chronometrable
{
  #ifdef BENCH_TIME
  Chronometer m_ch;
  #endif // BENCH_TIME

  friend
  void chrono_set(chronometrable& chr);

  friend
  void chrono_reset(chronometrable& chr);

  friend
  void chrono_swap(chronometrable& input, chronometrable& output);

  template<typename Frame>
  friend
  void chrono_dump(const Frame& frame);
};

inline
void chrono_set(chronometrable& chr)
{
  #ifdef BENCH_TIME
  chr.m_ch.set();
  #endif // BENCH_TIME
}

inline
void chrono_reset(chronometrable& chr)
{
  #ifdef BENCH_TIME
  chr.m_ch.reset();
  chr.m_ch.set();
  #endif // BENCH_TIME
}

inline
void chrono_swap(chronometrable& input, chronometrable& output)
{
  #ifdef BENCH_TIME
  output.m_ch.swap(input.m_ch);
  #endif // BENCH_TIME
}

template<typename Frame>
inline
void chrono_dump(const Frame& frame)
{
  #ifdef BENCH_TIME
  if (frame.getHeader()->DataType == ttdc)
  {
    static std::ofstream g_perf_file("/dev/shm/opto_dq_perf_measure.txt", std::ios_base::app);
    g_perf_file << frame.m_ch << '\n';
  }
  if (frame.getHeader()->DataType == taes)
  {
    static std::ofstream g_perf_file("/dev/shm/acou_dq_perf_measure.txt", std::ios_base::app);
    g_perf_file << frame.m_ch << '\n';
  }
  #endif // BENCH_TIME
}

} // ns benchmark

#endif // TIME_TRACKING_HH