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/// \file medical/electronScattering2/src/PhysicsList.cc
/// \brief Implementation of the PhysicsList class

#include "PhysicsList.hh"
#include "PhysicsListMessenger.hh"

#include "G4EmStandardPhysics.hh"
#include "G4EmStandardPhysics_option1.hh"
#include "G4EmStandardPhysics_option2.hh"
#include "G4EmStandardPhysics_option3.hh"
#include "G4EmStandardPhysics_option4.hh"
#include "G4EmStandardPhysicsSS.hh"
#include "G4EmStandardPhysicsWVI.hh"
#include "G4EmStandardPhysicsGS.hh"
#include "G4EmLivermorePhysics.hh"
#include "G4EmPenelopePhysics.hh"
#include "G4EmLowEPPhysics.hh"

#include "G4LossTableManager.hh"
#include "G4UnitsTable.hh"

#include "G4ParticleDefinition.hh"
#include "G4ProcessManager.hh"

// Bosons
#include "G4ChargedGeantino.hh"
#include "G4Geantino.hh"
#include "G4Gamma.hh"
#include "G4OpticalPhoton.hh"

// leptons
#include "G4MuonPlus.hh"
#include "G4MuonMinus.hh"
#include "G4NeutrinoMu.hh"
#include "G4AntiNeutrinoMu.hh"

#include "G4Electron.hh"
#include "G4Positron.hh"
#include "G4NeutrinoE.hh"
#include "G4AntiNeutrinoE.hh"

// Hadrons
#include "G4MesonConstructor.hh"
#include "G4BaryonConstructor.hh"
#include "G4IonConstructor.hh"
#include "G4GenericIon.hh"

#include "G4SystemOfUnits.hh"

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

PhysicsList::PhysicsList() 
: G4VModularPhysicsList(), fMessenger(0), fEmPhysicsList(0)
{
    fMessenger = new PhysicsListMessenger(this);
    
    // EM physics
    fEmName = G4String("emstandard_opt4");
    fEmPhysicsList = new G4EmStandardPhysics_option4(1);
    if (verboseLevel>-1) {
        G4cout << "PhysicsList::Constructor with default list: <" 
               << fEmName << ">" << G4endl;
    }

    G4LossTableManager::Instance();
    SetVerboseLevel(1);
}

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

PhysicsList::~PhysicsList()
{
    delete fEmPhysicsList;
    delete fMessenger;
}

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

void PhysicsList::ConstructParticle()
{
    // pseudo-particles
    G4Geantino::GeantinoDefinition();
    G4ChargedGeantino::ChargedGeantinoDefinition();
    
    // gamma
    G4Gamma::GammaDefinition();
    
    // optical photon
    G4OpticalPhoton::OpticalPhotonDefinition();
    
    // leptons
    G4Electron::ElectronDefinition();
    G4Positron::PositronDefinition();
    G4MuonPlus::MuonPlusDefinition();
    G4MuonMinus::MuonMinusDefinition();
    
    G4NeutrinoE::NeutrinoEDefinition();
    G4AntiNeutrinoE::AntiNeutrinoEDefinition();
    G4NeutrinoMu::NeutrinoMuDefinition();
    G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();
    
    // mesons
    G4MesonConstructor mConstructor;
    mConstructor.ConstructParticle();
    
    // barions
    G4BaryonConstructor bConstructor;
    bConstructor.ConstructParticle();
    
    // ions
    G4IonConstructor iConstructor;
    iConstructor.ConstructParticle();
    
    // Required by MT even if ion physics not used
    G4GenericIon::GenericIonDefinition();
}

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

void PhysicsList::ConstructProcess()
{
    AddTransportation();
    fEmPhysicsList->ConstructProcess();
    AddDecay();
    AddStepMax();
}

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

#include "G4Decay.hh"

void PhysicsList::AddDecay()
{
    // Add Decay Process
    
    G4Decay* fDecayProcess = new G4Decay();
    
    auto particleIterator=GetParticleIterator();
    particleIterator->reset();
    while( (*particleIterator)() ){
        G4ParticleDefinition* particle = particleIterator->value();
        G4ProcessManager* pmanager = particle->GetProcessManager();
        
        if (fDecayProcess->IsApplicable(*particle) && 
              !particle->IsShortLived()) {
            
            pmanager ->AddProcess(fDecayProcess);
            
            // set ordering for PostStepDoIt and AtRestDoIt
            pmanager ->SetProcessOrdering(fDecayProcess, idxPostStep);
            pmanager ->SetProcessOrdering(fDecayProcess, idxAtRest);
            
        }
    }
}

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

#include "StepMax.hh"

void PhysicsList::AddStepMax()
{
    // Step limitation seen as a process
    StepMax* stepMaxProcess = new StepMax();
    
    auto particleIterator=GetParticleIterator();
    particleIterator->reset();
    while ((*particleIterator)()){
        G4ParticleDefinition* particle = particleIterator->value();
        G4ProcessManager* pmanager = particle->GetProcessManager();
        
        if (stepMaxProcess->IsApplicable(*particle))
        {
            pmanager ->AddDiscreteProcess(stepMaxProcess);
        }
    }
}

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

void PhysicsList::AddPhysicsList(const G4String& name)
{
    if (verboseLevel>-1) {
        G4cout << "PhysicsList::AddPhysicsList: <" << name << ">" << G4endl;
    }
    
    if (name == fEmName) return;
    
    if (name == "emstandard_opt0") {
        
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysics(1);
        
    } else if (name == "emstandard_opt1") {
        
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysics_option1(1);
        
    } else if (name == "emstandard_opt2") {
        
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysics_option2(1);
        
    } else if (name == "emstandard_opt3") {
        
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysics_option3(1);

    } else if (name == "emstandard_opt4") {
        
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysics_option4(1);

    } else if (name == "emlowenergy") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmLowEPPhysics(1);

    } else if (name == "emstandardSS") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysicsSS(1);

    } else if (name == "emstandardWVI") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysicsWVI(1);

    } else if (name == "emstandardGS") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmStandardPhysicsGS(1);

    } else if (name == "emlivermore") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmLivermorePhysics(1);

    } else if (name == "empenelope") {
        fEmName = name;
        delete fEmPhysicsList;
        fEmPhysicsList = new G4EmPenelopePhysics(1);

    } else {
    
        G4ExceptionDescription description;
        description
          << "      "
          << "PhysicsList::AddPhysicsList: <" << name << "> is not defined";
        G4Exception("PhysicsList::AddPhysicsList",
                "electronScattering2_F001", FatalException, description);
    }
}

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