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//
// P. Arce, June-2014 Conversion neutron_hp to particle_hp
//
#ifndef G4ParticleHPIsoData_h
#define G4ParticleHPIsoData_h 1

// Hadronic Process: Very Low Energy Neutron X-Sections
// original by H.P. Wellisch, TRIUMF, 14-Feb-97
// Has the Cross-section data for on isotope.

#include "G4ios.hh"
#include "globals.hh"
#include "G4ParticleHPNames.hh"
#include "G4ParticleHPVector.hh"

class G4ParticleDefinition;

class G4ParticleHPIsoData
{
  public:

    G4ParticleHPIsoData() = default;

    ~G4ParticleHPIsoData() { delete theChannelData; }

    inline G4double GetXsec(G4double energy)
    {
      return std::max(0., theChannelData->GetXsec(energy));
    }

    G4bool Init(G4int A, G4int Z, G4double abun, const G4String& dirName, const G4String& aFSType)
    {
      return Init(A, Z, 0, abun, dirName, aFSType);
    }

    G4bool Init(G4int A, G4int Z, G4int M, G4double abun, const G4String& dirName, const G4String& aFSType);

    void Init(G4int A, G4int Z, G4double abun, G4ParticleDefinition* projectile,
              const char* dataDirVariable)
    {
      Init(A, Z, 0, abun, projectile, dataDirVariable);
    }

    void Init(G4int A, G4int Z, G4int M, G4double abun, G4ParticleDefinition* projectile,
              const char* dataDirVariable);  // fill PhysicsVector for this Isotope

    G4ParticleHPVector* MakeElasticData() const { return theElasticData; }
    G4ParticleHPVector* MakeFissionData() const { return theFissionData; }
    G4ParticleHPVector* MakeCaptureData() const { return theCaptureData; }
    G4ParticleHPVector* MakeInelasticData() const { return theInelasticData; }
    G4ParticleHPVector* MakeChannelData() const { return theChannelData; }

    G4String GetName(G4int A, G4int Z, const G4String& base, const G4String& rest);

    void FillChannelData(G4ParticleHPVector* aBuffer);

    void ThinOut(G4double precision)
    {
      if (theFissionData != nullptr) theFissionData->ThinOut(precision);
      if (theCaptureData != nullptr) theCaptureData->ThinOut(precision);
      if (theElasticData != nullptr) theElasticData->ThinOut(precision);
      if (theInelasticData != nullptr) theInelasticData->ThinOut(precision);
    }

    G4ParticleHPIsoData& operator=(const G4ParticleHPIsoData& right) = delete;
    G4ParticleHPIsoData(const G4ParticleHPIsoData&) = delete;

  private:

    G4ParticleHPVector* theFissionData{nullptr};
    G4ParticleHPVector* theCaptureData{nullptr};
    G4ParticleHPVector* theElasticData{nullptr};
    G4ParticleHPVector* theInelasticData{nullptr};
    G4ParticleHPVector* theChannelData{nullptr};

    G4String theFileName;
    G4ParticleHPNames theNames;
};

#endif