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//
// ------------------------------------------------------------
//      GEANT 4 class implementation file
//      CERN Geneva Switzerland
//
//
//      ------------ GammaRayTelRunAction  ------
//           by R.Giannitrapani, F.Longo & G.Santin (13 nov 2000)
// 18.11.2001 G.Santin
// - Modified the analysis management according to the new design
//
// ************************************************************


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

#include "GammaRayTelRunAction.hh"

#include "GammaRayTelAnalysis.hh"

#include <stdlib.h>
#include "G4Run.hh"
#include "G4UImanager.hh"
#include "G4VVisManager.hh"
#include "G4ios.hh"
#include "G4Threading.hh"

GammaRayTelRunAction::GammaRayTelRunAction() :
  outFile(0),fileName("NULL"),fRunID(-1)
{;}


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

GammaRayTelRunAction::~GammaRayTelRunAction()
{;}

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void GammaRayTelRunAction::BeginOfRunAction(const G4Run* aRun)
{  
  fRunID = aRun->GetRunID();

  //Master mode or sequential
  if (IsMaster())    
    G4cout << "### Run " << aRun->GetRunID() << " starts (master)." << G4endl;
  else
    G4cout << "### Run " << aRun->GetRunID() << " starts (worker)." << G4endl;
 
  // Prepare the visualization
  if (G4VVisManager::GetConcreteInstance())
    {
      G4UImanager* UI = G4UImanager::GetUIpointer(); 
      UI->ApplyCommand("/vis/scene/notifyHandlers");
    } 

  // If analysis is used reset the histograms
  GammaRayTelAnalysis* analysis = GammaRayTelAnalysis::getInstance();
  //  analysis->BeginOfRun(aRun->GetRunID());
  analysis->BeginOfRun();
}

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

void GammaRayTelRunAction::EndOfRunAction(const G4Run* aRun)
{
  G4cout << "End of Run " << aRun->GetRunID() << G4endl;

  // Close the file with the hits information
#ifdef G4STORE_DATA
  if (outFile)
    {
      G4cout << "File " << fileName << G4endl;
      outFile->close();
      delete outFile;
      outFile = 0;
    }
#endif

  // If analysis is used, print out the histograms
  GammaRayTelAnalysis* analysis = GammaRayTelAnalysis::getInstance();
  analysis->EndOfRun();
}

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std::ofstream* GammaRayTelRunAction::GetOutputFile()
{
  if (!outFile)
    OpenFile();
  return outFile;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void GammaRayTelRunAction::OpenFile()
{
  // Open the file for the tracks of this run
#ifdef G4STORE_DATA
  //check that we are in a worker: returns -1 in a master and -2 in sequential
  //one file per thread is produced 
  //Tracks_runR.N.dat, where R=run number, N=thread ID
    std::stringstream name;
    if (G4Threading::G4GetThreadId() >= 0)          
    name << "Tracks_run" << fRunID << "."
         << G4Threading::G4GetThreadId() << ".dat";
  else
    name << "Tracks_run" << fRunID << "."
         << G4Threading::G4GetThreadId() << ".dat";

  if (!outFile)
    {
      outFile = new std::ofstream;
      outFile->open(name.str());
      fileName = G4String(name.str());
    }
  G4cout << "Open file: " << fileName << G4endl;
#endif
}