/*
 * DataTreeCore.h
 *
 *  Created on: 5 Mar 2017
 *      Author: wentzelc
 */

#ifndef REDACORE_DATATREECORE_H_
#define REDACORE_DATATREECORE_H_

// Standard C/C++ Libraries
#include <stdlib.h>

// redA Libraries
#include "CharBufferCore.h"

//---------------------------------------------------------------------------

typedef enum { jtNull = 0, jtBool = 1, jtInt = 2, jtFloat = 3, jtString = 4, jtArray = 5, jtObject = 6 } EDataType;

//---------------------------------------------------------------------------

// Structure prototypes
typedef struct SDataMember TDataMember;

// One Config Members
struct SDataMember
{
    char            * Name;
    unsigned short  NameLen;
    EDataType       Type;

    TDataMember     * FirstChild;
    char            * Value;
    unsigned short  Len;

    TDataMember     * Next;
};

//---------------------------------------------------------------------------

class CDataTree
{
private:
    TDataMember     * RootMember;

    // Manage Members
    TDataMember *   CreateMember( const char * Name,  const int Len = -1 );
    bool            AddMember( TDataMember * Parent, TDataMember * Member );
    bool            DestroyMember( TDataMember ** Member );
    bool            DestroyValue( TDataMember * Member );

    // Find Member
    TDataMember *   GetRootMember()  { return RootMember; };
    TDataMember **  GetMemberPtr( TDataMember * BaseMember, const char * Path, bool Create, TDataMember ** Parent = NULL );

    // Set Member value
    bool SetValue(    TDataMember * Member, EDataType Type, const char * Value = NULL, int Len = -1 );
    bool SetValuePtr( TDataMember * Member, EDataType Type, char * Value, int Len );

public:
    CDataTree();
    ~CDataTree();

    EDataType     GetType(   TDataMember * BaseMember, const char * Path );
    TDataMember * GetMember( TDataMember * BaseMember, const char * Path, bool Create = false );

    TDataMember *       GetIndexChild( TDataMember * Parent, const int Index );
    TDataMember *       GetFirstChild( TDataMember * Parent, const char * Path, bool Create = false  );

    inline TDataMember *    GetFirstChild( TDataMember * Parent )     { return ((Parent)? Parent->FirstChild : NULL); };
    inline TDataMember *    GetNextChild( TDataMember * PrevChild )   { return ((PrevChild)? PrevChild->Next : NULL); };

    const char *    GetStr(   TDataMember * BaseMember, const char * Path, const char * Default = NULL, bool Create = false );
    const char *    GetStr(   TDataMember * BaseMember, const char * Path, int &Len, const char * Default = NULL, bool Create = false );
    const int       GetLen(   TDataMember * BaseMember, const char * Path );
    const long      GetInt(   TDataMember * BaseMember, const char * Path, long Default = 0, bool Create = false, const char * Mask = NULL );
    const double    GetFloat( TDataMember * BaseMember, const char * Path, double Default = 0.0, bool Create = false, const char * Mask = NULL );
    const bool      GetBool(  TDataMember * BaseMember, const char * Path, bool Default = false, bool Create = false );

    bool SetObject( TDataMember * BaseMember, const char * Path );
    bool SetArray(  TDataMember * BaseMember, const char * Path );
    bool SetStr(    TDataMember * BaseMember, const char * Path, const char * Value = NULL, const int Len = -1 );   // Use Len param if Value contains NULL values
    bool SetInt(    TDataMember * BaseMember, const char * Path, const long Value, const char * Mask = NULL );
    bool SetFloat(  TDataMember * BaseMember, const char * Path, const double Value, const char * Mask = NULL );
    bool SetBool(   TDataMember * BaseMember, const char * Path, const bool Value );
    bool SetNull(   TDataMember * BaseMember, const char * Path );

    bool Delete( TDataMember * BaseMember, const char * Path );
    bool DeleteAll();

    friend class CJSONparse;
};

#endif /* REDACORE_DATATREECORE_H_ */