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//
// This example is provided by the Geant4-DNA collaboration
// Any report or published results obtained using the Geant4-DNA software
// shall cite the following Geant4-DNA collaboration publication:
// Med. Phys. 37 (2010) 4692-4708
// J. Comput. Phys. 274 (2014) 841-882
// Phys. Med. Biol. 63(10) (2018) 105014-12pp
// The Geant4-DNA web site is available at http://geant4-dna.org
//
//
/// \file Run.cc
// \brief Implementation of the Run class

#include "Run.hh"
#include "RunAction.hh"

#include "G4RunManager.hh"
#include "G4Event.hh"
#include "ScoreSpecies.hh"
#include "G4SDManager.hh"
#include "G4HCofThisEvent.hh"
#include "G4THitsMap.hh"
#include "G4SystemOfUnits.hh"
#include "G4VSensitiveDetector.hh"

#include <map>
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

Run::Run()
 : G4Run(),
   fSumEne(0),
   fScorerRun(0)
{
  G4MultiFunctionalDetector* mfdet =  dynamic_cast<G4MultiFunctionalDetector*>
    (G4SDManager::GetSDMpointer()->FindSensitiveDetector("mfDetector"));
  G4int CollectionIDspecies =
    G4SDManager::GetSDMpointer()->GetCollectionID("mfDetector/Species");

  fScorerRun = mfdet->GetPrimitive(CollectionIDspecies);
}

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

Run::~Run()
{
}

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void Run::RecordEvent(const G4Event* event)
{
  if(event->IsAborted()) return;

  G4int CollectionID =
    G4SDManager::GetSDMpointer()->GetCollectionID("mfDetector/Species");
  
  //Hits collections
  G4HCofThisEvent* HCE = event->GetHCofThisEvent();
  if(!HCE) return;

  G4THitsMap<G4double>* evtMap =
  static_cast<G4THitsMap<G4double>*>(HCE->GetHC(CollectionID));

  std::map<G4int,G4double*>::iterator itr;
  for (itr = evtMap->GetMap()->begin(); itr != evtMap->GetMap()->end(); itr++){
    G4double edep = *(itr->second);
    fSumEne+=edep;
  }

  G4Run::RecordEvent(event);
}

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

void Run::Merge(const G4Run* aRun)
{
  if(aRun == this){
    return;
  }

  const Run* localRun = static_cast<const Run*>(aRun);
  fSumEne += localRun->fSumEne;

  ScoreSpecies* masterScorer =
  dynamic_cast<ScoreSpecies*>(this->fScorerRun);

  ScoreSpecies* localScorer =
  dynamic_cast<ScoreSpecies*>(localRun->fScorerRun);

  masterScorer->AbsorbResultsFromWorkerScorer(localScorer);
  G4Run::Merge(aRun);
}

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