//
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//
// ----------------------------------------------------------------------
//      GEANT 4 class implementation file
//
//      History: first implementation, based on object model of
//      4th April 1996, G.Cosmo
// **********************************************************************
//  New impelemenataion as an utility class  M.Asai, 26 July 2004
// ----------------------------------------------------------------------

#include "G4Deuteron.hh"

#include "G4ParticleTable.hh"
#include "G4PhysicalConstants.hh"
#include "G4String.hh"
#include "G4SystemOfUnits.hh"
#include "G4Types.hh"

G4Deuteron* G4Deuteron::theInstance = nullptr;

G4Deuteron* G4Deuteron::Definition()
{
  if (theInstance != nullptr) return theInstance;
  const G4String name = "deuteron";
  // search in particle table]
  G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
  auto anInstance = static_cast<G4Ions*>(pTable->FindParticle(name));
  if (anInstance == nullptr) {
    // create particle
    //
    //    Arguments for constructor are as follows
    //               name             mass          width         charge
    //             2*spin           parity  C-conjugation
    //          2*Isospin       2*Isospin3       G-parity
    //               type    lepton number  baryon number   PDG encoding
    //             stable         lifetime    decay table
    //             shortlived      subType    anti_encoding
    //             excitation

    // clang-format off
    anInstance = new G4Ions(
                 name,   1.875613*GeV,       0.0*MeV,  +1.0*eplus,
                    2,              +1,             0,
                    0,               0,             0,
            "nucleus",               0,            +2, 1000010020,
                 true,            -1.0,          nullptr,
		false,        "static",   -1000010020,
		 0.0,                0
              );
    // clang-format on

    // Magnetic Moment
    G4double mN = eplus * hbar_Planck / 2. / (proton_mass_c2 / c_squared);
    anInstance->SetPDGMagneticMoment(0.857438230 * mN);
  }

  theInstance = static_cast<G4Deuteron*>(anInstance);
  return theInstance;
}

G4Deuteron* G4Deuteron::DeuteronDefinition()
{
  return Definition();
}

G4Deuteron* G4Deuteron::Deuteron()
{
  return Definition();
}
