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//
//
// Created by ngoc hoang tran on 03/08/2023.
//

#ifndef G4ChemEquilibrium_hh
#define G4ChemEquilibrium_hh 1
#include "globals.hh"
#include "G4MoleculeTable.hh"
#include "G4UnitsTable.hh"

class G4DNAMolecularReactionData;
class G4ChemEquilibrium //for each Equilibrium process
{
public:
  using MolType    = const G4MolecularConfiguration*;
  using Reaction    = const G4DNAMolecularReactionData*;
  explicit G4ChemEquilibrium(const G4int& type, const G4double& time);
  ~G4ChemEquilibrium() = default;
  void Initialize();
  inline G4bool IsStatusChanged()
  {
    if(fStatus == fAddEquilibrium){
      return false;
    }else
    {
      fStatus = fAddEquilibrium;
      if(fVerbose > 0)
      {
        PrintInfo();
      }
      return true;
    }
  }

  inline void Reset()
  {
    fStatus = false;
    fAddEquilibrium = false;
    fEquilibriumTime = 0;
    fGlobalTime = 0;
  }

  inline void SetVerbose(const G4int& verbose)
  {
    fVerbose = verbose;
  }

  inline void SetGlobalTime(const G4double& time)
  {
    fGlobalTime = time;

    if(fGlobalTime - fEquilibriumTime > fEquilibriumDuration && fAddEquilibrium)
    {
      fAddEquilibrium = false;
      if(fVerbose) {
        G4cout << "SetEquilibrium : off " << fRectionType
               << "  fGlobalTime : " << G4BestUnit(fGlobalTime, "Time")
               << "  fEquilibriumTime8 : " << G4BestUnit(fEquilibriumTime, "Time")
               << " fAddEquilibrium : " << fAddEquilibrium << G4endl;
      }
    }
  }
  void SetEquilibrium(Reaction pReaction);

  inline G4bool GetEquilibriumStatus() const
  {
    return fAddEquilibrium;
  }

  void PrintInfo() const;
private:
  G4bool fStatus = false;
  G4bool fAddEquilibrium = false;
  G4double fEquilibriumTime = 0;
  const G4double fEquilibriumDuration = 0;
  G4int fRectionType = 0;
  MolType fReactant1 = nullptr;
  MolType fReactant2 = nullptr;
  MolType fReactantB1 = nullptr;
  MolType fReactantB2 = nullptr;
  G4double fGlobalTime = 0;
  G4int fVerbose = 1;
};

#endif  //