/**

  * vim: set ts=4 :

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

  * SourceMod

  * Copyright (C) 2004-2008 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_CHALFLIFE2_H_

 #define _INCLUDE_SOURCEMOD_CHALFLIFE2_H_

 #include <sh_list.h>

 #include <sh_string.h>

 #include <sh_tinyhash.h>

 #include <sm_trie_tpl.h>

 #include "sm_trie.h"

 #include "sm_globals.h"

 #include "sm_queue.h"

 #include <IGameHelpers.h>

 #include <KeyValues.h>

 #include <server_class.h>

 #include <datamap.h>

 #include <ihandleentity.h>

 class CCommand;

 using namespace SourceHook;

 using namespace SourceMod;

 #define HUD_PRINTTALK		3

 #define HUD_PRINTCENTER		4

 struct DataTableInfo

 {

 	ServerClass *sc;

 	KTrie<sm_sendprop_info_t> lookup;

 };

 struct DataMapTrie

 {

 	DataMapTrie() : trie(NULL) {}

 	Trie *trie;

 };

 struct DelayedFakeCliCmd

 {

 	String cmd;

 	int client;

 	int userid;

 };

 struct CachedCommandInfo

 {

 	const CCommand *args;

 #if SOURCE_ENGINE <= SE_DARKMESSIAH

 	char cmd[300];

 #endif

 };

 struct DelayedKickInfo

 {

 	int userid;

 	int client;

 	char buffer[384];

 };

 class CEntInfo

 {

 public:

 	IHandleEntity	*m_pEntity;

 	int				m_SerialNumber;

 	CEntInfo		*m_pPrev;

 	CEntInfo		*m_pNext;

 };

 class CHalfLife2 : 

 	public SMGlobalClass,

 	public IGameHelpers

 {

 public:

 	CHalfLife2();

 	~CHalfLife2();

 public:

 	void OnSourceModStartup(bool late);

 	void OnSourceModAllInitialized();

 	void OnSourceModAllInitialized_Post();

 	/*void OnSourceModAllShutdown();*/

 public: //IGameHelpers

 	SendProp *FindInSendTable(const char *classname, const char *offset);

 	bool FindSendPropInfo(const char *classname, const char *offset, sm_sendprop_info_t *info);

 	datamap_t *GetDataMap(CBaseEntity *pEntity);

 	ServerClass *FindServerClass(const char *classname);

 	typedescription_t *FindInDataMap(datamap_t *pMap, const char *offset);

 	void SetEdictStateChanged(edict_t *pEdict, unsigned short offset);

 	bool TextMsg(int client, int dest, const char *msg);

 	bool HintTextMsg(int client, const char *msg);

 	bool HintTextMsg(cell_t *players, int count, const char *msg);

 	bool ShowVGUIMenu(int client, const char *name, KeyValues *data, bool show);

 	bool IsLANServer();

 	bool KVLoadFromFile(KeyValues *kv, IBaseFileSystem *filesystem, const char *resourceName, const char *pathID = NULL);

 	edict_t *EdictOfIndex(int index);

 	int IndexOfEdict(edict_t *pEnt);

 	edict_t *GetHandleEntity(CBaseHandle &hndl);

 	void SetHandleEntity(CBaseHandle &hndl, edict_t *pEnt);

 	const char *GetCurrentMap();

 	void ServerCommand(const char *buffer);

 	CBaseEntity *ReferenceToEntity(cell_t entRef);

 	cell_t EntityToReference(CBaseEntity *pEntity);

 	cell_t IndexToReference(int entIndex);

 	int ReferenceToIndex(cell_t entRef);

 	cell_t ReferenceToBCompatRef(cell_t entRef);

 	CEntInfo *LookupEntity(int entIndex);

 	cell_t EntityToBCompatRef(CBaseEntity *pEntity);

 	void *GetGlobalEntityList();

 public:

 	void AddToFakeCliCmdQueue(int client, int userid, const char *cmd);

 	void ProcessFakeCliCmdQueue();

 public:

 	void PushCommandStack(const CCommand *cmd);

 	void PopCommandStack();

 	const CCommand *PeekCommandStack();

 	const char *CurrentCommandName();

 	void AddDelayedKick(int client, int userid, const char *msg);

 	void ProcessDelayedKicks();

 #if !defined METAMOD_PLAPI_VERSION || PLAPI_VERSION < 11

 	bool IsOriginalEngine();

 #endif

 private:

 	DataTableInfo *_FindServerClass(const char *classname);

 private:

 	Trie *m_pClasses;

 	List<DataTableInfo *> m_Tables;

 	THash<datamap_t *, DataMapTrie> m_Maps;

 	int m_MsgTextMsg;

 	int m_HinTextMsg;

 	int m_SayTextMsg;

 	int m_VGUIMenu;

 	Queue<DelayedFakeCliCmd *> m_CmdQueue;

 	CStack<DelayedFakeCliCmd *> m_FreeCmds;

 	CStack<CachedCommandInfo> m_CommandStack;

 	Queue<DelayedKickInfo> m_DelayedKicks;

 };

 extern CHalfLife2 g_HL2;

 bool IndexToAThings(cell_t, CBaseEntity **pEntData, edict_t **pEdictData);

 #endif //_INCLUDE_SOURCEMOD_CHALFLIFE2_H_