//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//

#ifndef MAPENTITIES_SHARED_H
#define MAPENTITIES_SHARED_H
#ifdef _WIN32
#pragma once
#endif

#define MAPKEY_MAXLENGTH 2048

//-----------------------------------------------------------------------------
// Purpose: encapsulates the data string in the map file
//			that is used to initialise entities.  The data
//			string contains a set of key/value pairs.
//-----------------------------------------------------------------------------
class CEntityMapData {
   private:
    char *m_pEntData;
    int m_nEntDataSize;
    char *m_pCurrentKey;

   public:
    explicit CEntityMapData(char *entBlock, int nEntBlockSize = -1)
        : m_pEntData(entBlock),
          m_nEntDataSize(nEntBlockSize),
          m_pCurrentKey(entBlock) {}

    // find the keyName in the entdata and puts it's value into Value.  returns
    // false if key is not found
    bool ExtractValue(const char *keyName, char *Value);

    // find the nth keyName in the endata and change its value to specified one
    // where n == nKeyInstance
    bool SetValue(const char *keyName, char *NewValue, int nKeyInstance = 0);

    bool GetFirstKey(char *keyName, char *Value);
    bool GetNextKey(char *keyName, char *Value);

    const char *CurrentBufferPosition(void);
};

const char *MapEntity_ParseToken(const char *data, char *newToken);
const char *MapEntity_SkipToNextEntity(const char *pMapData, char *pWorkBuffer);
bool MapEntity_ExtractValue(const char *pEntData, const char *keyName,
                            char Value[MAPKEY_MAXLENGTH]);

#endif  // MAPENTITIES_SHARED_H