/*
 * 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 } EJsonDataType;

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

// One Config Members
class CDataMember
{
    char            * Name          = NULL;
    unsigned short  NameLen         = 0;
    EJsonDataType   Type            = jtNull;

    char            * Value         = NULL;
    unsigned short  Len             = 0;

    CDataMember     * FirstChild    = NULL;
    CDataMember     * LastChild     = NULL;

    CDataMember     * Parent        = NULL;
    CDataMember     * PrevPeer      = NULL;
    CDataMember     * NextPeer      = NULL;

    // Manage Members
    CDataMember *   CreateChild( const char * Name, const int Len = -1 );

    // Set Member value
    bool  SetValue( EJsonDataType Type, const char * Value = NULL, int Len = -1 );
    bool  SetValuePtr( EJsonDataType pType, const char * pValue, int pLen = -1 );

public:
    CDataMember( const char * pName = NULL, const int pLen = -1 );
    CDataMember( CDataMember * pParent, const char * pName = NULL, const int pLen = -1 );
    ~CDataMember();

    const char *  GetName() { return Name; };
    const int     GetLen()  { return Len; };

    const char *  GetChName( const char * Path );
    const int     GetChLen( const char * Path );

    /* Check Type */

    EJsonDataType     GetType() { return Type; };
    EJsonDataType     GetChType( const char * Path );

    inline bool   isNull()      { return (Type == jtNull); };
    inline bool   isBool()      { return (Type == jtBool); };
    inline bool   isInt()       { return (Type == jtInt); };
    inline bool   isFloat()     { return (Type == jtFloat); };
    inline bool   isString()    { return (Type == jtString); };
    inline bool   isArray()     { return (Type == jtArray); };
    inline bool   isObject()    { return (Type == jtObject); };

    /* Navigating members */

    inline CDataMember *    GetFirstChild()                { return GetChFirstChild( NULL, false ); };
    inline CDataMember *    GetElement( const int Index )  { return GetChElement( NULL, Index, false ); };

    CDataMember *  GetChild( const char * Path, bool Create = false );
    CDataMember *  GetChFirstChild( const char * Path, bool Create = false );
    CDataMember *  GetChElement( const char * Path, const int Index, bool Create = false );

    inline CDataMember *    GetParent()     { return Parent; };
    inline CDataMember *    GetPrevPeer()   { return PrevPeer; };
    inline CDataMember *    GetNextPeer()   { return NextPeer; };

    /* Read Values */

    inline const char *    GetStr( const char * Default = NULL )                       { return GetChStr( NULL, Default, false ); };
    inline const char *    GetStr( int &Len, const char * Default = NULL )             { return GetChStr( NULL, Len, Default, false ); };
    inline const bool      GetBool( bool Default = false )                             { return GetChBool( NULL, Default, false ); };
    inline const long      GetInt( long Default = 0, const char * Mask = NULL   )      { return GetChInt( NULL, Default, false, Mask ); };
    inline const double    GetFloat( double Default = 0.0, const char * Mask = NULL )  { return GetChFloat( NULL, Default, false, Mask ); };

    const char *    GetChStr(   const char * Path, const char * Default = NULL, bool Create = false );
    const char *    GetChStr(   const char * Path, int &Len, const char * Default = NULL, bool Create = false );
    const bool      GetChBool(  const char * Path, bool Default = false, bool Create = false );
    const long      GetChInt(   const char * Path, long Default = 0, bool Create = false, const char * Mask = NULL );
    const double    GetChFloat( const char * Path, double Default = 0.0, bool Create = false, const char * Mask = NULL );

    /* Modify Values */

    inline bool SetNull()       { return SetChNull( NULL ); };
    inline bool SetObject()     { return SetChObject( NULL ); };
    inline bool SetArray()      { return SetChArray( NULL ); };

    inline bool SetBool(  const bool Value )                               { return SetChBool(  NULL, Value ); };
    inline bool SetInt(   const long Value, const char * Mask = NULL )     { return SetChInt(   NULL, Value, Mask ); };
    inline bool SetFloat( const double Value, const char * Mask = NULL )   { return SetChFloat( NULL, Value, Mask ); };
    inline bool SetStr(   const char * Value = NULL, const int Len = -1 )  { return SetChStr(   NULL, Value, Len ); };

    bool SetChStr(    const char * Path, const char * Value = NULL, const int Len = -1 );   // Use Len param if Value contains NULL values
    bool SetChObject( const char * Path );
    bool SetChArray(  const char * Path );

    bool SetChNull(   const char * Path );
    bool SetChBool(   const char * Path, const bool Value );
    bool SetChInt(    const char * Path, const long Value, const char * Mask = NULL );
    bool SetChFloat(  const char * Path, const double Value, const char * Mask = NULL );

    /* Clear / Remove values */

    bool Clear();
    bool ClearCh( const char * Path );
    bool DeleteCh( const char * Path );

    /* Parsing */

    friend class CJSONparse;
};

#endif /* REDACORE_DATATREECORE_H_ */