/*

* 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:  command process for delete contact

*

*/

// INCLUDE FILES

#include "cvimpstcmddeletecontact.h"

#include "vimpstcmd.hrh"

#include "mvimpstcmdobserver.h"

#include "vimpstdebugprint.h" 

#include <e32def.h>

#include "mvimpstengine.h"

#include "cvimpststoragemanagerfactory.h"

#include "mvimpststorageserviceview.h"

#include "mvimpstenginesubservice.h"

#include "mvimpstenginecontactmgmtextention.h"

#include "mvimpstengineextentionfeatures.h"

#include "mvimpstengineimsubservice.h"

#include "tvimpstenums.h"

#include "tvimpstconsts.h"

#include "mvimpstenginesubservice.h"

#include "mvimpstenginepresencesubservice.h"

#include "mvimpstenginepresencesubservice.h"

// Constants

_LIT( KListNameAllBuddy ,"buddylist" );

_LIT( KPresenceBlockedList, "blockedcontacts");

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::CVIMPSTCmdDeleteContact

// --------------------------------------------------------------------------

//

CVIMPSTCmdDeleteContact::CVIMPSTCmdDeleteContact( 

        const TInt aCommandId , MVPbkContactLink* aContactLink,

        MVIMPSTEngine& aEngine) :            

            iCommandId( aCommandId ),

            iContactLink( aContactLink ),

            iEngine(aEngine)

    {

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::~CVIMPSTCmdDeleteContact

// --------------------------------------------------------------------------

//

CVIMPSTCmdDeleteContact::~CVIMPSTCmdDeleteContact()

    {    

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::NewL

// --------------------------------------------------------------------------

//

CVIMPSTCmdDeleteContact* CVIMPSTCmdDeleteContact::NewL( 

        const TInt aCommandId, MVPbkContactLink* aContactLink,

        MVIMPSTEngine& aEngine)

    {

    CVIMPSTCmdDeleteContact* self = new (ELeave ) CVIMPSTCmdDeleteContact( aCommandId ,aContactLink, aEngine);

    self->ConstructL(); //use contsurctL if necessary

    return self;

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::ConstructL

// --------------------------------------------------------------------------

//

void CVIMPSTCmdDeleteContact::ConstructL()

    {    

    iError = KErrNone;

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::ExecuteLD

// --------------------------------------------------------------------------

//

void CVIMPSTCmdDeleteContact::ExecuteLD()

    {

   	CHAT_DP_FUNC_ENTER("CVIMPSTCmdDeleteContact::ExecuteLD");

    //push to the cleanupstack

    CleanupStack::PushL( this );       

    iError = KErrNone;

    MVIMPSTStorageServiceView* storage = CVIMPSTStorageManagerFactory::ContactListInterfaceL( iEngine.ServiceId()) ;         

	if(storage)

		{

		MVIMPSTStorageContact* contact = storage->FindContactByLink( *iContactLink );

		if (contact  )

			{

			TBuf<KUsernameMaxLength> listId;

			listId.Zero();

			listId.Append(KListNameAllBuddy);

			if(TVIMPSTEnums::EBlocked ==  contact->OnlineStatus())

				{

				listId.Zero();

				listId.Append(KPresenceBlockedList);

				}

			TPtrC userIdPtr = contact->UserId();

			MVIMPSTEngineSubService* subService = iEngine.SubService(TVIMPSTEnums::EPresence);

			MVIMPSTEngineExtentionFeatures* feature = iEngine.ExtentionFeatures(TVIMPSTEnums::EContactManagement);

			//Get IM SubService     

			MVIMPSTEngineSubService* imService =  iEngine.SubService(TVIMPSTEnums::EIM) ;   

			//for each userid in the service details, unsubscribe 

			if( userIdPtr.Length() )

				{

				if( subService )

					{

					MVIMPSTEnginePresenceSubService& presenceSubService = MVIMPSTEnginePresenceSubService::Cast(*subService);

					presenceSubService.UnSubscribePresenceOfSingleContactL( userIdPtr );	

					}

				if (feature )	

					{

					MVIMPSTEngineContactMgmtExtention& contactMgr = MVIMPSTEngineContactMgmtExtention::Cast(*feature);

					TRAP(iError, contactMgr.DeleteServerContactL(listId, userIdPtr ) );

					}

				if(imService )

					{

					MVIMPSTEngineIMSubService& imSubService = 

												MVIMPSTEngineIMSubService::Cast (*imService);

					TRAP_IGNORE( imSubService.CloseConversationL( userIdPtr ));

					}		

				}

			if( iError == KErrNone )

				{

		 		storage->RemoveContactL( contact );	

       			}

			} // contact

		} // storage

	CHAT_DP_FUNC_ENTER("CVIMPSTCmdDeleteContact:: CommandFinished");

    if(iObserver)

	    {

	    iObserver->CommandFinishedL(*this);

	    }

	CHAT_DP_FUNC_ENTER("CVIMPSTCmdDeleteContact:: CommandFinished");	

	CleanupStack::PopAndDestroy();	

	CHAT_DP_FUNC_DONE("CVIMPSTCmdDeleteContact::ExecuteLD");	

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::AddObserver

// --------------------------------------------------------------------------

//

void CVIMPSTCmdDeleteContact::AddObserver( MVIMPSTCmdObserver& aObserver )

    {

    // store the observer to notify the command completion

    iObserver = &aObserver;

    }

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::CommandId

// --------------------------------------------------------------------------

//

TInt CVIMPSTCmdDeleteContact::CommandId() const

	{

	return iCommandId;	

	}

// --------------------------------------------------------------------------

// CVIMPSTCmdDeleteContact::Result

// --------------------------------------------------------------------------

//

TInt CVIMPSTCmdDeleteContact::Result() const

	{

	//return valid data regd the command operation

	return iError;

	}

// End of File