/*

* Copyright (c) 2008-2009 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:    Command request

*

*/

#ifndef GLXCOMMANDPARSER_H_

#define GLXCOMMANDPARSER_H_

#include <glxmediaid.h>

#include <glxmediageneraldefs.h>

#include <lbsposition.h>

#include <mpxcommand.h>

/**

 * MGlxCommandParserCallback command handling interface.

 */

NONSHARABLE_CLASS (MGlxCommandParserCallback)

    {

public:	      

    /**

     * Add container.

     * @param aContainerName New container name.

     */

    virtual void AddContainerL(const TDesC& aContainerName) = 0;

    /**

     * Add items to container by id.

     * @param aSourceIds Items to be added.

     * @param aTargetContainers Containers to add items to.

     */

    virtual void AddToContainerL(const RArray<TGlxMediaId>& aSourceIds, const RArray<TGlxMediaId>& aTargetContainers) = 0;

    /**

     * Add item to containers by URI.

     * @param aSourceUri URI of item to add to the container.

     * @param aTargetContainers Containers to add items to.

     */      

    virtual void AddToContainerL(const TDesC& aSourceUri, const RArray<TGlxMediaId>& aTargetContainers) = 0;    

    /**

     * Copy files to another drive.

     * @param aSourceIds Items to be copied.

     * @param aDrive Drive to copy items to.

     */

    virtual void CopyL(const RArray<TGlxMediaId>& aSourceIds, const TDesC& aDrive) = 0;

    /**

     * Move files to another drive.

     * @param aSourceIds Items to be moved.

     * @param aDrive Drive to move items to.

     */

    virtual void MoveL(const RArray<TGlxMediaId>& aSourceIds, const TDesC& aDrive) = 0;

    /**

     * Remove items from a container.

     * @param aItemIds Items to be removed.

     * @aContainerId Container id.

     */

    virtual void RemoveFromContainerL(const RArray<TGlxMediaId>& aItemIds, const TGlxMediaId& aContainerId) = 0;

    /**

     * Delete files, Remove container.

     * @param aItemIds Items to be removed.

     */

    virtual void DeleteL(const RArray<TGlxMediaId>& aItemIds) = 0;

    /**

     * Rename files, Rename container.

     * @param aSourceItemId Item or container to be renamed.

     * @param aTitle New name (Without file extension for files).

     */

    virtual void RenameL(const TGlxMediaId& aSourceItemId, const TDesC& aTitle) = 0;

    /**

     * Set description.

     * @param aItemIds Items to apply the new description to.

     * @param aDescription The new description.

     */

    virtual void SetDescriptionL(const RArray<TGlxMediaId>& aItemIds, const TDesC& aDescription) = 0;

    /**

     * Set capature location

     * @param aItemIds Items to apply the capture location to.

     * @param aCoordinate The capture location.

     */

    virtual void SetCaptureLocationL(const RArray<TGlxMediaId>& aItemIds, const TCoordinate& aCoordinate) = 0;

    /**

     * Clean up thumbnails.

     */

    virtual void ThumbnailCleanupL() = 0;

    };

/**

 * TGlxCommandParser Parses CMPXCommand objects.

 * 

 */

NONSHARABLE_CLASS (TGlxCommandParser)

    {

public:

    /**

     * Parse a command.

     * This method will leave with KErrAttribute if aCommand is not valid.

     * @param aCommandHandler A MGlxCommandParserCallback derived object that will be synchronously called back to handle the command.

     * @param aCommand Command to be parsed.

     */

    IMPORT_C static void ParseL(MGlxCommandParserCallback& aCommandHandler, const CMPXCommand& aCommand);

    /**

     * Get the Ids of a command request.

     * @param aCollectionUid Contains the collection UID on completion of the call.

     * @param aSessionId Contains the session id on completion of the call.

     * @param aCommand Command to be parsed.

     * @return ETrue if the command has a session ID else EFalse.

     */

    IMPORT_C static TBool IdsL(TUid& aCollectionUid, TUint32& aSessionId, const CMPXCommand& aCommand);

private:

/// @todo minor: add method and parameter descriptions  

	/**

	 * Get an array of TGlxMediaIds from a CMPXCommand object.

	 * @param aAttribute required attribute (attribute must be of type CMPXCollectionPath)

	 * @param aIdArray on return contains a list of Ids

	 * @param aCommand command object that aAttribute will be requested from.

	 */

    static void ArrayValueL(const TMPXAttribute &aAttribute, RArray<TGlxMediaId>& aIdArray, const CMPXCommand& aCommand);

/// @todo minor: add method and parameter descriptions    

    /**

     * Get an attribute of arbitary type from CMPXCommand object. 

     * @param aAttribute required attribute.

	 * @param aCommand command object that aAttribute will be requested from.

	 * This method will leave with KErrArgument if the requested attribute is not found.

     */

    template<typename T> static T ValueL(const TMPXAttribute & aAttribute, const CMPXCommand& aCommand);

/// @todo minor: add method and parameter descriptions    

	/**

	 * Get a descriptor from CMPXCommand object. 

	 * @param aAttribute required attribute.

	 * @param aCommand command object that aAttribute will be requested from.

	 * @return Requested attribute.

	 * This method will leave with KErrArgument if the requested attribute is not found.

	 */

	static const TDesC& DescriptorValueL(const TMPXAttribute & aAttribute, const CMPXCommand& aCommand);

    };

#endif // GLXCOMMANDPARSER_H_