/**

  * vim: set ts=4 :

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

  * SourceMod SQLite Extension

  * 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_SQLITE_SOURCEMOD_RESULT_SET_H_

 #define _INCLUDE_SQLITE_SOURCEMOD_RESULT_SET_H_

 #include "SqDriver.h"

 #include "sm_memtable.h"

 class SqQuery;

 struct SqField

 {

 	int type;

 	union

 	{

 		int idx;

 		float f;

 	} u;

 	size_t size;

 };

 class SqResults : 

 	public IResultSet,

 	public IResultRow

 {

 	friend class SqQuery;

 public:

 	SqResults(SqQuery *query);

 	~SqResults();

 public: //IResultSet

 	unsigned int GetRowCount();

 	unsigned int GetFieldCount();

 	const char *FieldNumToName(unsigned int columnId);

 	bool FieldNameToNum(const char *name, unsigned int *columnId);

 	bool MoreRows();

 	IResultRow *FetchRow();

 	IResultRow *CurrentRow();

 	bool Rewind();

 	DBType GetFieldType(unsigned int field);

 	DBType GetFieldDataType(unsigned int field);

 public: //IResultRow

 	DBResult GetString(unsigned int columnId, const char **pString, size_t *length);

 	DBResult CopyString(unsigned int columnId, 

 		char *buffer, 

 		size_t maxlength, 

 		size_t *written);

 	DBResult GetFloat(unsigned int columnId, float *pFloat);

 	DBResult GetInt(unsigned int columnId, int *pInt);

 	bool IsNull(unsigned int columnId);

 	size_t GetDataSize(unsigned int columnId);

 	DBResult GetBlob(unsigned int columnId, const void **pData, size_t *length);

 	DBResult CopyBlob(unsigned int columnId, void *buffer, size_t maxlength, size_t *written);

 public:

 	void ResetResultCount();

 	void PushResult();

 private:

 	SqField *GetField(unsigned int col);

 private:

 	sqlite3_stmt *m_pStmt;		/** DOES NOT CHANGE */

 	String *m_ColNames;			/** DOES NOT CHANGE */

 	unsigned int m_ColCount;	/** DOES NOT CHANGE */

 	BaseStringTable m_Strings;	/** DOES NOT CHANGE */

 	BaseMemTable *m_pMemory;	/** DOES NOT CHANGE */

 	unsigned int m_RowCount;

 	unsigned int m_MaxRows;

 	SqField *m_Rows;

 	unsigned int m_CurRow;

 	unsigned int m_NextRow;

 };

 #endif //_INCLUDE_SQLITE_SOURCEMOD_RESULT_SET_H_