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#ifndef G4ChannelingMaterialData_h
#define G4ChannelingMaterialData_h 1

#include "G4ios.hh"
#include "globals.hh"

#include "G4VMaterialExtension.hh"
#include "G4ChannelingECHARM.hh"
#include "G4StepPoint.hh"
#include "G4Track.hh"
#include <unordered_map>
#include "G4PhysicsLinearVector.hh"

class G4ChannelingMaterialData : public G4VMaterialExtension{
public:
    
    G4ChannelingMaterialData(const G4String&);
    virtual ~G4ChannelingMaterialData();
    
public:
    void Print() const {G4cout << "Channeling Material Data" << G4endl;};
    void SetFilename(const G4String&);
    void SetFilenameElement(const G4String&,std::string);
    
public:
    G4ChannelingECHARM* GetPot() {return fPotential;};
    G4ChannelingECHARM* GetEFX() {return fElectricFieldX;};
    G4ChannelingECHARM* GetEFY() {return fElectricFieldY;};
    G4ChannelingECHARM* GetNuD() {return fNucleiDensity;};
    G4ChannelingECHARM* GetElD() {return fElectronDensity;};
        
private:
    G4ChannelingECHARM* fPotential;
    G4ChannelingECHARM* fElectricFieldX;
    G4ChannelingECHARM* fElectricFieldY;
    G4ChannelingECHARM* fNucleiDensity;
    G4ChannelingECHARM* fElectronDensity;
    
public:
    G4ChannelingECHARM* GetPotEl(std::string name) {return fPotentialElement[name];};
    G4ChannelingECHARM* GetEFXEl(std::string name) {return fElectricFieldXElement[name];};
    G4ChannelingECHARM* GetEFYEl(std::string name) {return fElectricFieldYElement[name];};
    G4ChannelingECHARM* GetNuDEl(std::string name) {return fNucleiDensityElement[name];};
    G4ChannelingECHARM* GetElDEl(std::string name) {return fElectronDensityElement[name];};
    
private:
    std::unordered_map<std::string,G4ChannelingECHARM*> fPotentialElement;
    std::unordered_map<std::string,G4ChannelingECHARM*> fElectricFieldXElement;
    std::unordered_map<std::string,G4ChannelingECHARM*> fElectricFieldYElement;
    std::unordered_map<std::string,G4ChannelingECHARM*> fNucleiDensityElement;
    std::unordered_map<std::string,G4ChannelingECHARM*> fElectronDensityElement;
    
public:
    virtual G4bool IsBent() {
        return bIsBent;
    };
    
    virtual G4ThreeVector GetBR(G4ThreeVector& v3) {
        return G4ThreeVector(fVectorR->Value(v3.z()),0.,0.);
    };
    virtual void SetBR(const G4String&);
    virtual void SetBR(G4double);

protected:
    G4PhysicsVector* fVectorR;
    G4bool bIsBent;
};

#endif