/**

 * vim: set ts=4 :

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

 * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.

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

 *

 * This file is not open source and may not be copied without explicit

 * written permission of AlliedModders LLC.  This file may not be redistributed 

 * in whole or significant part.

 * For information, see LICENSE.txt or http://www.sourcemod.net/license.php

 *

 * Version: $Id$

 */

#include "HalfLife2.h"

#include "sourcemm_api.h"

CHalfLife2 g_HL2;

CHalfLife2::CHalfLife2()

{

	m_pClasses = sm_trie_create();

}

CHalfLife2::~CHalfLife2()

{

	sm_trie_destroy(m_pClasses);

	List<DataTableInfo *>::iterator iter;

	DataTableInfo *pInfo;

	for (iter=m_Tables.begin(); iter!=m_Tables.end(); iter++)

	{

		pInfo = (*iter);

		sm_trie_destroy(pInfo->lookup);

		delete pInfo;

	}

	m_Tables.clear();

}

CSharedEdictChangeInfo *g_pSharedChangeInfo = NULL;

void CHalfLife2::OnSourceModStartup(bool late)

{

	if (!g_pSharedChangeInfo)

	{

		g_pSharedChangeInfo = engine->GetSharedEdictChangeInfo();

	}

}

IChangeInfoAccessor *CBaseEdict::GetChangeAccessor()

{

	return engine->GetChangeAccessor( (const edict_t *)this );

}

#if 0

void CHalfLife2::OnSourceModAllShutdown()

{

}

#endif

SendProp *UTIL_FindInSendTable(SendTable *pTable, const char *name)

{

	const char *pname;

	int props = pTable->GetNumProps();

	SendProp *prop;

	for (int i=0; i<props; i++)

	{

		prop = pTable->GetProp(i);

		pname = prop->GetName();

		if (pname && strcmp(name, pname) == 0)

		{

			return prop;

		}

		if (prop->GetDataTable())

		{

			if ((prop=UTIL_FindInSendTable(prop->GetDataTable(), name)) != NULL)

			{

				return prop;

			}

		}

	}

	return NULL;

}

ServerClass *CHalfLife2::FindServerClass(const char *classname)

{

	DataTableInfo *pInfo = _FindServerClass(classname);

	if (!pInfo)

	{

		return NULL;

	}

	return pInfo->sc;

}

DataTableInfo *CHalfLife2::_FindServerClass(const char *classname)

{

	DataTableInfo *pInfo = NULL;

	if (!sm_trie_retrieve(m_pClasses, classname, (void **)&pInfo))

	{

		ServerClass *sc = gamedll->GetAllServerClasses();

		while (sc)

		{

			if (strcmp(classname, sc->GetName()) == 0)

			{

				pInfo = new DataTableInfo;

				pInfo->lookup = sm_trie_create();

				pInfo->sc = sc;

				sm_trie_insert(m_pClasses, classname, pInfo);

				break;

			}

			sc = sc->m_pNext;

		}

		if (!pInfo)

		{

			return NULL;

		}

	}

	return pInfo;

}

SendProp *CHalfLife2::FindInSendTable(const char *classname, const char *offset)

{

	DataTableInfo *pInfo = _FindServerClass(classname);

	if (!pInfo)

	{

		return NULL;

	}

	SendProp *pProp;

	if (!sm_trie_retrieve(pInfo->lookup, offset, (void **)&pProp))

	{

		if ((pProp = UTIL_FindInSendTable(pInfo->sc->m_pTable, offset)) != NULL)

		{

			sm_trie_insert(pInfo->lookup, offset, pProp);

		}

	}

	return pProp;

}