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/// \file B4/B4a/src/RunAction.cc
/// \brief Implementation of the B4::RunAction class

#include "RunAction.hh"

#include "G4AnalysisManager.hh"
#include "G4Run.hh"
#include "G4RunManager.hh"
#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"

namespace B4
{

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

RunAction::RunAction()
{
  // set printing event number per each event
  G4RunManager::GetRunManager()->SetPrintProgress(1);

  // Create analysis manager
  // The choice of the output format is done via the specified
  // file extension.
  auto analysisManager = G4AnalysisManager::Instance();
  G4cout << "Using " << analysisManager->GetType() << G4endl;

  // Create directories
  //analysisManager->SetHistoDirectoryName("histograms");
  //analysisManager->SetNtupleDirectoryName("ntuple");
  analysisManager->SetVerboseLevel(1);
  analysisManager->SetNtupleMerging(true);
    // Note: merging ntuples is available only with Root output

  // Book histograms, ntuple
  //

  // Creating histograms
  analysisManager->CreateH1("Esil","Edep in silicon", 400, 0., 2*MeV);
  analysisManager->CreateH1("Esci","Edep in scintillator", 500, 0., 25.0*MeV);
  analysisManager->CreateH1("Lsil","trackL in silicon", 1000, 0., 2*mm);
  analysisManager->CreateH1("Lsci","trackL in scintillator", 1000, 0., 10.0*mm);
  analysisManager->CreateH1("Escigamma","Edepgamma in scintillator", 500, 0., 25.0*MeV);
  analysisManager->CreateH1("Escineutron", "Edepneutron in scintillator", 500, 0., 25.0*MeV);
//  analysisManager->CreateH1("pdg", "Edepneutron in scintillator", 500, 0., 25.0*MeV);
  
 // analysisManager->CreateH2("dE-E","dE-E", 100, 0., 4.0*MeV, 100, 0., 10.0*MeV);
  // Creating ntuple
  //
  analysisManager->CreateNtuple("B4", "Edep and TrackL");
  analysisManager->CreateNtupleDColumn("Esil");
  analysisManager->CreateNtupleDColumn("Esci");
  analysisManager->CreateNtupleDColumn("Lsil");
  analysisManager->CreateNtupleDColumn("Lsci");
  analysisManager->CreateNtupleDColumn("Escigamma");
  analysisManager->CreateNtupleDColumn("Escineutron");
  analysisManager->CreateNtupleDColumn("PDGcharge");
  analysisManager->FinishNtuple();
}

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

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

  // Get analysis manager
  auto analysisManager = G4AnalysisManager::Instance();

  // Open an output file
  //
  G4String fileName = "B4.root";
  // Other supported output types:
  // G4String fileName = "B4.csv";
  // G4String fileName = "B4.hdf5";
  // G4String fileName = "B4.xml";
  analysisManager->OpenFile(fileName);
  G4cout << "Using " << analysisManager->GetType() << G4endl;
}

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

void RunAction::EndOfRunAction(const G4Run* /*run*/)
{
  // print histogram statistics
  //
  auto analysisManager = G4AnalysisManager::Instance();
  if ( analysisManager->GetH1(1) ) {
    G4cout << G4endl << " ----> print histograms statistic ";
    if(isMaster) {
      G4cout << "for the entire run " << G4endl << G4endl;
    }
    else {
      G4cout << "for the local thread " << G4endl << G4endl;
    }

    G4cout << " EAbs : mean = "
       << G4BestUnit(analysisManager->GetH1(0)->mean(), "Energy")
       << " rms = "
       << G4BestUnit(analysisManager->GetH1(0)->rms(),  "Energy") << G4endl;

    G4cout << " EGap : mean = "
       << G4BestUnit(analysisManager->GetH1(1)->mean(), "Energy")
       << " rms = "
       << G4BestUnit(analysisManager->GetH1(1)->rms(),  "Energy") << G4endl;

    G4cout << " LAbs : mean = "
      << G4BestUnit(analysisManager->GetH1(2)->mean(), "Length")
      << " rms = "
      << G4BestUnit(analysisManager->GetH1(2)->rms(),  "Length") << G4endl;

    G4cout << " LGap : mean = "
      << G4BestUnit(analysisManager->GetH1(3)->mean(), "Length")
      << " rms = "
      << G4BestUnit(analysisManager->GetH1(3)->rms(),  "Length") << G4endl;
  }

  // save histograms & ntuple
  //
  analysisManager->Write();
  analysisManager->CloseFile();
}

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

}