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

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

#include "PhysicsList.hh"

#include "G4SystemOfUnits.hh"
#include "G4UnitsTable.hh"

//#include "GammaNuclearPhysics.hh"
//#include "G4DecayPhysics.hh"
#include "G4RadioactiveDecayPhysics.hh"

/*#include "G4HadronElasticPhysicsHP.hh"
#include "G4HadronElasticPhysicsXS.hh"
#include "G4IonElasticPhysics.hh"*/


#include "FTFP_BERT.hh"

// particles


#include "G4BosonConstructor.hh"
#include "G4LeptonConstructor.hh"
#include "G4MesonConstructor.hh"
#include "G4BosonConstructor.hh"
#include "G4BaryonConstructor.hh"
#include "G4IonConstructor.hh"
#include "G4ShortLivedConstructor.hh"

#include "G4EmStandardPhysics_option4.hh"
#include "G4EmStandardPhysics.hh"
#include "G4OpticalPhysics.hh"


#include "G4Scintillation.hh"
#include "G4OpAbsorption.hh"
#include "G4OpBoundaryProcess.hh"
#include "G4DecayPhysics.hh"

#include "G4ProcessManager.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

PhysicsList::PhysicsList()
:G4VModularPhysicsList()
{
  G4int verb = 0;  
  OpVerbLevel = 1;
  SetVerboseLevel(verb);
  
  RegisterPhysics(new G4EmStandardPhysics());
  G4VModularPhysicsList* phys = new FTFP_BERT;
  
  for (G4int i = 0; ; ++i) {
    G4VPhysicsConstructor* elem =
                const_cast<G4VPhysicsConstructor*> (phys->GetPhysics(i));
    if (elem == NULL) break;
    G4cout << "RegisterPhysics: " << elem->GetPhysicsName() << G4endl;
    RegisterPhysics(elem);
    hadronPhys.push_back(elem);
  }

  emPhysicsList = new G4EmStandardPhysics_option4();

  // Decay
  //RegisterPhysics(new G4RadioactiveDecayPhysics());
  //RegisterPhysics(new G4IonPhysics());


  // Gamma physics
  //
  //RegisterPhysics( new GammaNuclearPhysics("gamma"));
  
  RegisterPhysics(new G4DecayPhysics());

  ReplacePhysics(new G4EmStandardPhysics_option4());
  emName = G4String("standard_opt4");
 
  G4OpticalPhysics* opticalPhysics = new G4OpticalPhysics();
  
  auto opticalParams = G4OpticalParameters::Instance();
  
  opticalParams->SetBoundaryInvokeSD(true);
  
  RegisterPhysics(opticalPhysics);
}

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PhysicsList::~PhysicsList()
{
  //delete pMessenger;
  delete emPhysicsList;
  delete decPhysicsList;
  //for(size_t i=0; i<hadronPhys.size(); i++) {delete hadronPhys[i];}
}

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

void PhysicsList::ConstructParticle()
{
  G4BosonConstructor  pBosonConstructor;
  pBosonConstructor.ConstructParticle();

  G4LeptonConstructor pLeptonConstructor;
  pLeptonConstructor.ConstructParticle();

  G4MesonConstructor pMesonConstructor;
  pMesonConstructor.ConstructParticle();

  G4BaryonConstructor pBaryonConstructor;
  pBaryonConstructor.ConstructParticle();

  G4IonConstructor pIonConstructor;
  pIonConstructor.ConstructParticle();

  G4ShortLivedConstructor pShortLivedConstructor;
  pShortLivedConstructor.ConstructParticle(); 
  
  
  
  G4Positron::Definition(); 
  G4Electron::Definition();
}
////////////////////////////////////////////
void PhysicsList::ConstructEM()
{

  emPhysicsList->ConstructProcess();
  em_config.AddModels();
}

////////////////////////////////////////////
void PhysicsList::ConstructHad()
{
    AddTransportation();

    emPhysicsList->ConstructProcess();
    em_config.AddModels();

    // decay physics list
    //decPhysicsList->ConstructProcess();

    // hadronic physics lists
    for(size_t i=0; i<hadronPhys.size(); i++) {
        hadronPhys[i]->ConstructProcess();
    }

 }




// Optical Processes ////////////////////////////////////////////////////////
void PhysicsList::ConstructOp() 
{
    // default scintillation process
  G4Scintillation* theScintProcessDef = new G4Scintillation("Scintillation");
  theScintProcessDef->SetTrackSecondariesFirst(true);
  theScintProcessDef->SetVerboseLevel(OpVerbLevel);
  // optical processes
  G4OpAbsorption* theAbsorptionProcess = new G4OpAbsorption();
  G4OpBoundaryProcess* theBoundaryProcess = new G4OpBoundaryProcess();
  theAbsorptionProcess->SetVerboseLevel(OpVerbLevel);
  theBoundaryProcess->SetVerboseLevel(OpVerbLevel);

  auto particleIterator=GetParticleIterator();
  particleIterator->reset();
  while( (*particleIterator)() )
    {
      G4ParticleDefinition* particle = particleIterator->value();
      G4ProcessManager* pmanager = particle->GetProcessManager();
      G4String particleName = particle->GetParticleName();
      if (theScintProcessDef->IsApplicable(*particle)) {
	    pmanager->AddProcess(theScintProcessDef);
	    pmanager->SetProcessOrderingToLast(theScintProcessDef,idxAtRest);
	    pmanager->SetProcessOrderingToLast(theScintProcessDef,idxPostStep);
      }
      
      if (particleName == "opticalphoton") {
	    pmanager->AddDiscreteProcess(theAbsorptionProcess);
	    pmanager->AddDiscreteProcess(theBoundaryProcess);
      }
    }
}





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

void PhysicsList::SetCuts()
{
   //SetCutValue(0.*mm, "proton");
}

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

/////////////////////////////////////////////////////////////////////////////
void PhysicsList::AddPhysicsList(const G4String& name)
{

    if (verboseLevel>1) {
        G4cout << "PhysicsList::AddPhysicsList: <" << name << ">" << G4endl;
    }
    //if (name == emName) {
    //  return;
    //} 
    //else 
    if (name == "standard_opt4") {
      emName = name;
      delete emPhysicsList;
      emPhysicsList = new G4EmStandardPhysics_option4();
      G4cout << "THE FOLLOWING ELECTROMAGNETIC PHYSICS LIST HAS BEEN ACTIVATED: G4EmStandardPhysics_option4" << G4endl;
    }
/*
    else if (name == "binary" && !bicIsRegisted) {
        hadronPhys.push_back(new G4HadronPhysicsQGSP_BIC_HP());
        bicIsRegisted = true;
        G4cout << "THE FOLLOWING HADRONIC INELASTIC PHYSICS LIST HAS BEEN ACTIVATED: HadronPhysicsQGSP_BIC_HP()" << G4endl;
    } 
*/
    /*else if (name == "radioactive_decay" && !radioactiveDecayIsRegisted ) {
        hadronPhys.push_back(new G4RadioactiveDecayPhysics());
        radioactiveDecayIsRegisted = true;
        G4cout << "THE FOLLOWING HADRONIC INELASTIC PHYSICS LIST HAS BEEN ACTIVATED: G4RadioactiveDecayPhysics()" << G4endl;
    } else {
        G4cout << "PhysicsList::AddPhysicsList: <" << name << ">"
               << " is not defined"
               << G4endl;
  }*/
  
}