/*

* Copyright (c) 2008 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:  CContentMap - class used in Content Publisher

 *

*/

#ifndef C_CONTENTMAP_H

#define C_CONTENTMAP_H

#include "cpliwmap.h"

// CLASS DECLARATION

/**

 *  Map which contains ids and serialized data stored by 

 * 	Content Publisher

 *

 *  @since S60 v5.0

 */

NONSHARABLE_CLASS( CContentMap ): public CCPLiwMap

    {

public:

    /**

     * Two-phased constructor.

     */

    IMPORT_C static CContentMap* NewL( );

    /**

     * Two-phased constructor.

     */

    IMPORT_C static CContentMap* NewLC( );

    /**

     * Destructor.

     */

    virtual ~CContentMap();

private:

    /**

     * Adds to database current content

     *  

     * @param aSqlDb handle to database

     * @param aNotificationList list of notifications to fill in when 

     *        something was actually changed in dataabse

     *

     * @return id of added entry

     */

	TInt32 AddL( RSqlDatabase aSqlDb,

            CLiwDefaultList* aNotificationList = NULL ) const;

    /**

     * Fetches entries from database

     *  

     * @param aSqlDb handle to database

     * @param aList target list for enntries

     * @param aItemsToDelete ids of entries for removal - 

     *        they were found to be expired

     *

     * @return number of fetched entries

     */

    TUint GetListL( RSqlDatabase aSqlDb,

            CLiwGenericParamList* aList,

            RArray<TInt32>& aItemsToDelete ) const;

    /**

     * Removes entries from database

     *  

     * @param aSqlDb handle to database

     * @param aNotificationList list of notifications to fill in when 

     *        something was actually changed in dataabse

     */

    void RemoveL( RSqlDatabase aSqlDb ,

            CLiwDefaultList* aNotificationList = 0 ) const;

    /**

     * Saves results from query to SQLite Server

     *  

     * @param aStmt handle to SQL statement

     * @param aList target list for enntries

     * @param aItemsToDelete ids of entries for removal - 

     *        they were found to be expired

     */

    void SaveQueryResultsL( RSqlStatement& aStmt ,

            CLiwGenericParamList& aList,

            RArray<TInt32>& aItemsToDelete ) const;

    /**

     * Prepares SQL query for Add operation

     *

     * @param aSqlDb handle to database  

     * @param aStmt handle to SQL statement

     * @param aQuery SQL query

     *

     */

    void PrepareStmtforAddL(RSqlDatabase aSqlDb,

            RSqlStatement& aStmt ,

            const TDesC& aQuery ) const;

    /**

     * Prepares SQL query for Update operation

     *

     * @param aSqlDb handle to database  

     * @param aStmt handle to SQL statement

     * @param aId id of entry to update

     *

     */

    void PrepareStmtforUpdateL( RSqlDatabase aSqlDb,

            RSqlStatement& aStmt,

            TInt32 aId ) const;

    /**

     * Updates entry in database

     *  

     * @param aSqlDb handle to database

     * @param aId id entry to update

     * @param aNotificationList list of notifications to fill in when 

     *        something was actually changed in dataabse

     */

    void UpdateL( RSqlDatabase aSqlDb, TInt32 aId,

            CLiwDefaultList* aNotificationList ) const;

    /**

     * Performs actuall add operation

     *  

     * @param aSqlDb handle to database

     * @param aNotificationList list of notifications to fill in when 

     *        something was actually changed in dataabse

     *

     * @return id of added entry

     */

    TInt32 AddToDbL( RSqlDatabase aSqlDb,

            CLiwDefaultList* aNotificationList ) const;

    /**

     * Appends sorting criteria as strings to SQL query according to aSort

     *

     * @param aQuery SQL query

     * @param aSort sort filter as TInt

     */

    void AppendSortL( RBuf& aQuery, const TCPSortOrder& aSort ) const;

    /**

     * Checks expiration time

     * @param aExpirationTime time to checking with current time

     * @return true if aExpirationTime is correct

     */

    TBool IsOutdated( const TTime aExpirationTime ) const;

    /**

     * Check if data map is set

     *

     * @return ETrue if ContentType was set, EFalse if not

     */

    void IsDataMapL() const;

    /**

     * Gets expiration time from own data

     * @param aResult expiration date

     * @return ETrue if expiration date is find, EFalse if not 

     */

    TBool GetExpirationDateL( TTime& aResult ) const;

    /**

     * Check if IDs are valid for Delete operation

     *

     */

    void IsValidForDeleteL() const;

    /**

     * Check if IDs are valid for GetList operation

     */

    void IsValidForGetListL() const ;    

    /**

     *

     * @return ETrue if supported, EFalse if not

     */

    TBool ActivateActionSupport( ) const;      

	/**

     *

     * @return ETrue if activate flag is set, EFalse if not

     */

	TBool GetActivateInfo( ) const;

private:

    /**

     * C++ default constructor.

     */    

    CContentMap();

    /**

     * Perform the second phase construction of a CContentMap object.

     */        

    void ConstructL();

    };

#endif // C_CONTENTMAP_H