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//
/// \file fpRunAction.cc
/// \brief Implementation of the fpRunAction class

#include "fpRunAction.hh"
#include "fpPrimaryGeneratorAction.hh"
#include "fpDetectorConstruction.hh"
// #include "B1Run.hh"

#include "G4RunManager.hh"
#include "G4Run.hh"
#include "G4AccumulableManager.hh"
#include "G4LogicalVolumeStore.hh"
#include "G4LogicalVolume.hh"
#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"
#include "iomanip"



#include "TCanvas.h"
#include "TPaveStats.h"
#include "TH1F.h"
#include "TROOT.h"
#include "TGraphErrors.h"
#include "TGraph.h"
#include "TF1.h"
#include "TLegend.h"
#include "TArrow.h"
#include "TLatex.h"
#include "TLine.h"
#include "TStyle.h"
#include "TAxis.h"

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using namespace std;

ofstream ofile("pulse_amplitude_spectrum.txt");

const G4double max_energy = 0.15* MeV;
const int Total_Channel{1000};
G4int counts[Total_Channel]{};




fpRunAction::fpRunAction()
: G4UserRunAction(),
  Event_Energy(0)
  
{ 
 
  // Register accumulable to the accumulable manager
  G4AccumulableManager* accumulableManager = G4AccumulableManager::Instance();
  accumulableManager->RegisterAccumulable(Event_Energy);

}

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fpRunAction::~fpRunAction()
{
   
}

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void fpRunAction::BeginOfRunAction(const G4Run*)
{ 
  // inform the runManager to save random number seed
  G4RunManager::GetRunManager()->SetRandomNumberStore(false);

  // reset accumulables to their initial values
  G4AccumulableManager* accumulableManager = G4AccumulableManager::Instance();
  accumulableManager->Reset();

  // Open an output file
  //
 
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......



void fpRunAction::EndOfRunAction(const G4Run* run)
{
  G4int nofEvents = run->GetNumberOfEvent();
  
 
  if (nofEvents == 0) return;

  // Merge accumulables 
  G4AccumulableManager* accumulableManager = G4AccumulableManager::Instance();
  accumulableManager->Merge();

 
  

        
  // Print
  //  
  if (IsMaster()) {
    G4cout
     << G4endl
     << "--------------------End of Global Run-----------------------"
     <<G4endl;

// 
//  Export Pulse Amplitude Spectrum
//
    for (G4int i = 0; i < 1000; i++)
    {
        ofile << setw(12) << max_energy / 1000 * (i + 1) << "     " << setw(12) << 1. * counts[i]*3.1415926*5*5 / nofEvents << G4endl;
        }


// Draw the graph !
//
//  Pulse Amplitude Spectrum
//
       

    
       
       
 }
  else {
    G4cout
     << G4endl
     << "--------------------End of Local Run------------------------";
  }
  
  
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

void fpRunAction::Get_Event_Energy(G4double edep)
{
//
//  Pulse Amplitude Spectrum Histogram
//
 Event_Energy= edep;
 
 


  for (G4int i = 0; i < 1000; i++)
  {
	  if (Event_Energy.GetValue()> max_energy / 1000 * i && Event_Energy.GetValue() < max_energy / 1000 * (i + 1))counts[i] += 1;

  }

  
}

  


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