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// The manager for Xml file output operations.

// Author: Ivana Hrivnacova, 18/06/2013  (ivana@ipno.in2p3.fr)

#ifndef G4XmlFileManager_h
#define G4XmlFileManager_h 1

#include "G4VFileManager.hh"
#include "G4TNtupleDescription.hh"
#include "globals.hh"

#include "tools/waxml/ntuple"

#include <fstream>
#include <memory>

class G4AnalysisManagerState;

class G4XmlFileManager : public G4VFileManager
{
  public:
    explicit G4XmlFileManager(const G4AnalysisManagerState& state);
    ~G4XmlFileManager();

    // Type aliases
    using NtupleType = tools::waxml::ntuple;
    using NtupleDescriptionType = G4TNtupleDescription<NtupleType>;

    // Methods to manipulate output files
    virtual G4bool OpenFile(const G4String& fileName) final;
    virtual G4bool WriteFile() final;
    virtual G4bool CloseFile() final; 

    // Specific methods for files per objects
    G4bool CreateHnFile();
    G4bool CloseHnFile(); 
    G4bool CreateNtupleFile(NtupleDescriptionType* ntupleDescription);
    G4bool CloseNtupleFile(NtupleDescriptionType* ntupleDescription); 
    
    // Get methods
    std::shared_ptr<std::ofstream> GetHnFile() const;
    
   private:
    // data members
    std::shared_ptr<std::ofstream> fHnFile;
};

// inline functions

inline std::shared_ptr<std::ofstream> G4XmlFileManager::GetHnFile() const
{ return fHnFile; }

#endif
