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//
// 070618 Comment out unused private member leaking by T. Koi
//
// P. Arce, June-2014 Conversion neutron_hp to particle_hp
//
#ifndef G4ParticleHPPartial_h
#define G4ParticleHPPartial_h 1

#include "G4InterpolationManager.hh"
#include "G4ParticleHPInterpolator.hh"
#include "G4ParticleHPVector.hh"
#include "globals.hh"

#include <CLHEP/Units/SystemOfUnits.h>

class G4ParticleHPPartial
{
  public:
    G4ParticleHPPartial(G4int n)
    {
      X = new G4double[n];
      data = new G4ParticleHPVector[n];
      nData = n;
      T = nullptr;
    }

    G4ParticleHPPartial(G4int n1, G4int n2)
    {
      T = new G4double[n2];
      X = new G4double[n1];
      data = new G4ParticleHPVector[n1];
      nData = std::max(n1, n2);
    }

    void InitInterpolation(G4int i, std::istream& aDataFile)
    {
      data[i].InitInterpolation(aDataFile);
    }

    void InitInterpolation(std::istream& aDataFile) { theManager.Init(aDataFile); }

    void Init(std::istream& aDataFile)
    {
      G4int i;
      G4double e;
      for (i = 0; i < nData; i++) {
        aDataFile >> e;
        e *= CLHEP::eV;
        SetX(i, e);
        InitData(i, aDataFile, CLHEP::eV);  // energy and probability for gammas
      }
    }

    void InitData(G4int i, std::istream& aDataFile, G4double unit = 1.)
    {
      G4int ii;
      G4double eg, pg;
      G4int neg;
      aDataFile >> neg;
      data[i].InitInterpolation(aDataFile);
      for (ii = 0; ii < neg; ii++) {
        aDataFile >> eg >> pg;
        eg *= unit;
        SetX(i, ii, eg);
        SetY(i, ii, pg);
      }
      data[i].Hash();
    }

    ~G4ParticleHPPartial()
    {
      delete[] X;
      delete[] T;
      delete[] data;
    }
    inline G4int GetNumberOfEnergies() { return nData; }

    inline void SetX(G4int i, G4double x) { X[i] = x; }
    inline void SetT(G4int i, G4double x) { T[i] = x; }
    inline void SetX(G4int i, G4int j, G4double x) { data[i].SetX(j, x); }
    inline void SetY(G4int i, G4int j, G4double y) { data[i].SetY(j, y); }
    void DoneSetXY(G4int i) { data[i].Hash(); }

    inline G4double GetX(G4int i) { return X[i]; }
    inline G4double GetT(G4int i) { return T[i]; }
    inline G4double GetX(G4int i, G4int j) { return data[i].GetX(j); }
    inline G4double GetY(G4int i, G4int j) { return data[i].GetY(j); }
    inline G4double GetY(G4int i, G4double e) { return data[i].GetY(e); }
    inline G4int GetNEntries(G4int i) { return data[i].GetVectorLength(); }
    G4ParticleHPVector* GetY(G4double e1);
    G4double Sample(G4double x);

  private:
    G4double* X;
    G4double* T;
    G4ParticleHPVector* data;
    // TKDB
    // G4ParticleHPVector * theBuffer;
    G4int nData;
    G4InterpolationManager theManager;  // interpolate between different data[i]
    G4ParticleHPInterpolator theInt;
};

#endif