// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// cmtpdeltadatamgr.h

// 

//

/**

 @file

 @publishedPartner

 @released

*/

#ifndef CMTPDELTADATAMGR_H

#define CMTPDELTADATAMGR_H

#include "mtpdebug.h"

#include <e32base.h>

#include <d32dbms.h>

#include "dbutility.h"

#include "mtpframeworkconst.h"

#include <mtp/cmtptypearray.h>

#include <mtp/tmtptypeuint128.h>

class RDbDatabase;

class TMTPTypeUint32;

class CMtpDeltaDataMgr : public CBase

{

private:

    CMtpDeltaDataMgr (RDbDatabase& aDatabase);

    void ConstructL();

public:    

    static CMtpDeltaDataMgr* NewL(RDbDatabase& aDatabase);

    ~CMtpDeltaDataMgr();

    /**

    The enumeration for operations on file .

    */

    enum TOpCode

    {

    EAdded=0,

    EDeleted=1,

    EModified=2,

    }; 

    /**

    updates the delta data table with the params , if the suid identifier param passesd is

    a not found in the table a new entry will be created with opcode as EAdded.

    */

    void UpdateDeltaDataTableL(TInt64 aSuidId, TOpCode aOpCode);

    IMPORT_C void CreateDeltaDataTableL();

    IMPORT_C void CreateAnchorIdTableL();

    IMPORT_C void InsertAnchorIdL(TInt aAnchorId, TInt aIdentifier);

    IMPORT_C void UpdateAnchorIdL(TInt aAnchorId, TInt aIdentifier);

    IMPORT_C TInt GetAnchorIdL(TInt aIdentifier);

    IMPORT_C void UpdatePersistentIndexL(TInt aCurindex, TInt aIdentifier);

    IMPORT_C TInt GetPersistentIndexL(TInt aIdentifier);

    IMPORT_C TInt GetAddedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aAddedPuidIdArray);

    IMPORT_C TInt GetDeletedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aDeletedPuidIdArray);

    IMPORT_C TInt GetModifiedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aModifiedPuidIdArray);

    IMPORT_C TInt GetChangedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aModifiedPuidIdArray, CMTPTypeArray& aDeletedPuidArray);    

    IMPORT_C void ResetMTPDeltaDataTableL();

private: // Not owned

    RDbDatabase& iDatabase; 

    TBuf<KMTPMaxSqlStatementLen>    iSqlStatement;

    RArray <TMTPTypeUint128> iSuidIdArray;

    RDbView iView;

    TBool iNeedToSendMore;

    TInt iTotalRows;    

    RDbTable iDeltaTableBatched;

    RDbTable iAnchorTableBatched;

   /**

    FLOGGER debug trace member variable.

    */

    __FLOG_DECLARATION_MEMBER_MUTABLE;

};

#endif // CMTPDELTADATAMGR_H