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// Hadronic Process: Nuclear De-excitations
// by V. Lara
//
// Modification: 13.08.2025 V.Ivanchenko rewrite

#ifndef G4StatMFMacroTemperature_h
#define G4StatMFMacroTemperature_h 1

#include <vector>
#include "globals.hh"
#include "G4VStatMFMacroCluster.hh"
#include "G4FunctionSolver.hh"

class G4StatMFMacroChemicalPotential;

class G4StatMFMacroTemperature {

public:

  G4StatMFMacroTemperature();
  ~G4StatMFMacroTemperature();

  void Initialise(const G4int anA, const G4int aZ, 
		  const G4double ExEnergy, const G4double FreeE0, 
		  const G4double kappa, 
		  std::vector<G4VStatMFMacroCluster*>* ClusterVector);
	
   
  G4double Function(G4double T)
  { return (fExEnergy - FragsExcitEnergy(T)); }	

  // copy constructor
  G4StatMFMacroTemperature(const G4StatMFMacroTemperature&) = delete;
  G4StatMFMacroTemperature& operator=
  (const G4StatMFMacroTemperature& right) = delete;
  G4bool operator==(const G4StatMFMacroTemperature& right) const = delete;
  G4bool operator!=(const G4StatMFMacroTemperature& right) const = delete;

  G4double GetMeanMultiplicity(void) const {return fMeanMultiplicity;}
	
  G4double GetChemicalPotentialMu(void) const {return fChemPotentialMu;}

  G4double GetChemicalPotentialNu(void) const {return fChemPotentialNu;}

  G4double GetTemperature(void) const {return fMeanTemperature;}

  G4double GetEntropy(void) const {return fMeanEntropy;}

  G4double CalcTemperature(void);

private:
	
  G4double FragsExcitEnergy(const G4double T);

  void CalcChemicalPotentialNu(const G4double T);

  G4FunctionSolver<G4StatMFMacroTemperature>* fSolver;
  G4StatMFMacroChemicalPotential* theChemPot;

  G4int theA{0};
  G4int theZ{0};
  G4double fExEnergy{0.0};
  G4double fFreeInternalE0{0.0};
  G4double fKappa{0.0};
  G4double fMeanMultiplicity{0.0};
  G4double fMeanTemperature{0.0};
  G4double fChemPotentialMu{0.0};
  G4double fChemPotentialNu{0.0};
  G4double fMeanEntropy{0.0};
	
  std::vector<G4VStatMFMacroCluster*>* fClusters{nullptr};
};

#endif