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/// \file Par01CalorimeterSD.cc
/// \brief Implementation of the Par01CalorimeterSD class

#include "Par01CalorimeterSD.hh"

#include "Par01CalorimeterHit.hh"

#include "G4LogicalVolume.hh"
#include "G4ParticleDefinition.hh"
#include "G4SDManager.hh"
#include "G4Track.hh"
#include "G4VPhysicalVolume.hh"
#include "G4ios.hh"

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Par01CalorimeterSD::Par01CalorimeterSD(G4String name, G4int nCells, G4String colName)
  : G4VSensitiveDetector(name), fNumberOfCells(nCells), fHCID(-1)
{
  G4String HCname;
  collectionName.insert(HCname = colName);
  fCellID = new G4int[fNumberOfCells];
}

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Par01CalorimeterSD::~Par01CalorimeterSD()
{
  delete[] fCellID;
}

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void Par01CalorimeterSD::Initialize(G4HCofThisEvent*)
{
  fCalCollection = new Par01CalorimeterHitsCollection(SensitiveDetectorName, collectionName[0]);
  for (G4int j = 0; j < fNumberOfCells; j++) {
    fCellID[j] = -1;
  }
}

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G4bool Par01CalorimeterSD::ProcessHits(G4Step* aStep, G4TouchableHistory*)
{
  G4double edep = aStep->GetTotalEnergyDeposit();
  if (edep <= 0.) return false;

  auto hist = (G4TouchableHistory*)(aStep->GetPreStepPoint()->GetTouchable());
  const G4VPhysicalVolume* physVol = hist->GetVolume();
  G4int copyID = hist->GetReplicaNumber();

  if (fCellID[copyID] == -1) {
    Par01CalorimeterHit* calHit = new Par01CalorimeterHit(physVol->GetLogicalVolume());
    calHit->SetEdep(edep);
    G4AffineTransform aTrans = hist->GetHistory()->GetTopTransform();
    aTrans.Invert();
    calHit->SetPos(aTrans.NetTranslation());
    calHit->SetRot(aTrans.NetRotation());
    G4int icell = fCalCollection->insert(calHit);
    fCellID[copyID] = icell - 1;
    if (verboseLevel > 0) {
      G4cout << " New Calorimeter Hit on CellID " << copyID << G4endl;
    }
  }
  else {
    (*fCalCollection)[fCellID[copyID]]->AddEdep(edep);
    if (verboseLevel > 0) {
      G4cout << " Energy added to CellID " << copyID << G4endl;
    }
  }

  return true;
}

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void Par01CalorimeterSD::EndOfEvent(G4HCofThisEvent* HCE)
{
  if (fHCID < 0) {
    fHCID = G4SDManager::GetSDMpointer()->GetCollectionID(collectionName[0]);
  }
  HCE->AddHitsCollection(fHCID, fCalCollection);
}

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void Par01CalorimeterSD::clear() {}

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

void Par01CalorimeterSD::DrawAll() {}

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

void Par01CalorimeterSD::PrintAll() {}
