/**

 * vim: set ts=4 :

 * =============================================================================

 * SourceMod

 * Copyright (C) 2004-2010 AlliedModders LLC.  All rights reserved.

 * =============================================================================

 *

 * This program is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, version 3.0, as published by the

 * Free Software Foundation.

 * 

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more

 * details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to link the

 * code of this program (as well as its derivative works) to "Half-Life 2," the

 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

 * by the Valve Corporation.  You must obey the GNU General Public License in

 * all respects for all other code used.  Additionally, AlliedModders LLC grants

 * this exception to all derivative works.  AlliedModders LLC defines further

 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

 * or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_COMPAT_WRAPPERS_H_

#define _INCLUDE_SOURCEMOD_COMPAT_WRAPPERS_H_

#include <datamap.h>

#if SOURCE_ENGINE >= SE_ORANGEBOX

	#define CONVAR_REGISTER(object)				ConVar_Register(0, object)

	inline bool IsFlagSet(ConCommandBase *cmd, int flag)

	{

		return cmd->IsFlagSet(flag);

	}

	inline void InsertServerCommand(const char *buf)

	{

		engine->InsertServerCommand(buf);

	}

	inline ConCommandBase *FindCommandBase(const char *name)

	{

		return icvar->FindCommandBase(name);

	}

	inline ConCommand *FindCommand(const char *name)

	{

		return icvar->FindCommand(name);

	}

#else

	class CCommand

	{

	public:

		inline const char *ArgS() const

		{

			return engine->Cmd_Args();

		}

		inline int ArgC() const

		{

			return engine->Cmd_Argc();

		}

		inline const char *Arg(int index) const

		{

			return engine->Cmd_Argv(index);

		}

	};

	inline bool IsFlagSet(ConCommandBase *cmd, int flag)

	{

		return cmd->IsBitSet(flag);

	}

	inline void InsertServerCommand(const char *buf)

	{

		engine->InsertServerCommand(buf);

	}

	inline ConCommandBase *FindCommandBase(const char *name)

	{

		ConCommandBase *pBase = icvar->GetCommands();

		while (pBase)

		{

			if (strcmp(pBase->GetName(), name) == 0)

			{

				if (!pBase->IsCommand())

				{

					return NULL;

				}

				return pBase;

			}

			pBase = const_cast<ConCommandBase *>(pBase->GetNext());

		}

		return NULL;

	}

	inline ConCommand *FindCommand(const char *name)

	{

		ConCommandBase *pBase = icvar->GetCommands();

		while (pBase)

		{

			if (strcmp(pBase->GetName(), name) == 0)

			{

				if (!pBase->IsCommand())

				{

					return NULL;

				}

				return static_cast<ConCommand *>(pBase);

			}

			pBase = const_cast<ConCommandBase *>(pBase->GetNext());

		}

		return NULL;

	}

	#define CVAR_INTERFACE_VERSION				VENGINE_CVAR_INTERFACE_VERSION

	#define CONVAR_REGISTER(object)				ConCommandBaseMgr::OneTimeInit(object)

	typedef FnChangeCallback					FnChangeCallback_t;

#endif //SOURCE_ENGINE >= SE_ORANGEBOX

#if SOURCE_ENGINE >= SE_LEFT4DEAD

	inline int IndexOfEdict(const edict_t *pEdict)

	{

		return (int)(pEdict - gpGlobals->pEdicts);

	}

	inline edict_t *PEntityOfEntIndex(int iEntIndex)

	{

		if (iEntIndex >= 0 && iEntIndex < gpGlobals->maxEntities)

		{

			return (edict_t *)(gpGlobals->pEdicts + iEntIndex);

		}

		return NULL;

	}

	inline int GetTypeDescOffs(typedescription_t *td)

	{

		return td->fieldOffset;

	}

#else

	inline int IndexOfEdict(const edict_t *pEdict)

	{

		return engine->IndexOfEdict(pEdict);

	}

	inline edict_t *PEntityOfEntIndex(int iEntIndex)

	{

		return engine->PEntityOfEntIndex(iEntIndex);

	}

	inline int GetTypeDescOffs(typedescription_t *td)

	{

		return td->fieldOffset[TD_OFFSET_NORMAL];

	}

#endif //SOURCE_ENGINE >= SE_LEFT4DEAD

#endif //_INCLUDE_SOURCEMOD_COMPAT_WRAPPERS_H_