/*

* Copyright (c) 2004 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:  Presence contact list transactions.

*

*/

// INCLUDE FILES

#include "CPEngContactListTransaction2Imp.h"

#include "CPEngAsyncOperation.h"

#include "TPEngMDesCArrayAdapter.h"

#include "CPEngNWSessionSlotID2.h"

#include "CPEngNWSessionSlotStorageProxy.h"

#include "CPEngCntLstBaseSyncOp.h"

#include "CPEngCntLstPublishSyncOp.h"

//LOCAL constants

#ifdef _DEBUG

namespace

    {

    //Panic

    _LIT( KPEngCntListTransPanic, "PEngCntLstTrn" );

    //Panic reasons

    enum TPEngCntListTransPanicReasons

        {

        ECntListTransUnkownTransOp

        };

    void PEngCntListTransPanic( TPEngCntListTransPanicReasons aPanicReason )

        {

        User::Panic( KPEngCntListTransPanic, aPanicReason );

        }

    }

#endif

// ============================ MEMBER FUNCTIONS ===============================

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

// CPEngContactListTransaction2Imp::NewL()

// Two-phased constructor.

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

//

CPEngContactListTransaction2Imp* CPEngContactListTransaction2Imp::NewL(

    CPEngContactListTransaction2& aInterface,

    TInt aPriority,

    const CPEngNWSessionSlotID2& aNWSessionSlotID )

    {

    CPEngContactListTransaction2Imp* self =

        new ( ELeave ) CPEngContactListTransaction2Imp( aInterface, aPriority );

    CleanupStack::PushL( self );

    self->ConstructL( aNWSessionSlotID );

    CleanupStack::Pop( self );

    return self;

    }

// Destructor

CPEngContactListTransaction2Imp::~CPEngContactListTransaction2Imp()

    {

    //Cancel also deletes the operation objects

    CancelContactListPubSync();

    CancelBaseSynchronizeContactLists();

    iTransactionServer.Close();

    delete iUsedSlot;

    }

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

// CPEngContactListTransaction2Imp::CPEngContactListTransaction2Imp

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CPEngContactListTransaction2Imp::CPEngContactListTransaction2Imp(

    CPEngContactListTransaction2& aInterface,

    TInt aPriority )

        : iInterface( aInterface ),

        iCActivePriority( aPriority )

    {

    }

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

// CPEngContactListTransaction2Imp::ConstructL()

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

//

void CPEngContactListTransaction2Imp::ConstructL(

    const CPEngNWSessionSlotID2& aNWSessionSlotID )

    {

    iUsedSlot = CPEngNWSessionSlotStorageProxy::NewL( aNWSessionSlotID );

    User::LeaveIfError( iTransactionServer.Connect() );

    }

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

// CPEngContactListTransaction2Imp::IsBaseSynchronizeContactListsActive()

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

//

TBool CPEngContactListTransaction2Imp::IsBaseSynchronizeContactListsActive() const

    {

    return ( iCntLstBaseSyncOp != NULL );       // CSI: 64 #

    }

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

// CPEngContactListTransaction2Imp::BaseSynchronizeContactLists()

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

//

TInt CPEngContactListTransaction2Imp::BaseSynchronizeContactLists(

    MPEngContactListTransactionObserver2& aObserver,

    TBool aNeedToUnsubscribe )

    {

    if ( iCntLstBaseSyncOp )

        {

        return KErrInUse;

        }

    CPEngCntLstBaseSyncOp* op = NULL;

    TRAPD( err,

           op = CPEngCntLstBaseSyncOp::NewL( iCActivePriority,

                                             iInterface,

                                             *iUsedSlot,

                                             aObserver,

                                             iTransactionServer,

                                             aNeedToUnsubscribe ); );

    if ( err == KErrNone )

        {

        //Success

        op->BaseSync();

        op->SetOwner( *this );

        iCntLstBaseSyncOp = op;

        }

    return err;

    }

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

// CPEngContactListTransaction2Imp::CancelBaseSynchronizeContactLists()

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

//

void CPEngContactListTransaction2Imp::CancelBaseSynchronizeContactLists()

    {

    if ( iCntLstBaseSyncOp )

        {

        iCntLstBaseSyncOp->CancelOpD();

        iCntLstBaseSyncOp = NULL;

        }

    }

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

// CPEngContactListTransaction2Imp::IsContactListPubSyncActive()

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

//

TBool CPEngContactListTransaction2Imp::IsContactListPubSyncActive() const

    {

    return ( iCntLstPublishSyncOp != NULL );        // CSI: 64 #

    }

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

// CPEngContactListTransaction2Imp::SynchronizeContactLists()

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

//

TInt CPEngContactListTransaction2Imp::SynchronizeContactLists(

    const MDesCArray& aContactListNames,

    MPEngContactListTransactionObserver2& aObserver )

    {

    return DoContactListTransaction( aContactListNames,

                                     ETrue,

                                     aObserver );

    }

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

// CPEngContactListTransaction2Imp::PublishContactLists()

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

//

TInt CPEngContactListTransaction2Imp::PublishContactLists(

    const MDesCArray& aContactListNames,

    MPEngContactListTransactionObserver2& aObserver )

    {

    return DoContactListTransaction( aContactListNames,

                                     EFalse,

                                     aObserver );

    }

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

// CPEngContactListTransaction2Imp::CancelContactListPubSync()

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

//

void CPEngContactListTransaction2Imp::CancelContactListPubSync()

    {

    if ( iCntLstPublishSyncOp )

        {

        iCntLstPublishSyncOp->CancelOpD();

        iCntLstPublishSyncOp = NULL;

        }

    }

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

// CPEngContactListTransaction2Imp::HandleAsyncOperationDestruction()

// from MPEngAsyncOperationOwner

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

//

void CPEngContactListTransaction2Imp::HandleAsyncOperationDestruction(

    CPEngAsyncOperation* aOperation )

    {

    if ( aOperation == iCntLstPublishSyncOp )

        {

        iCntLstPublishSyncOp = NULL;

        return;

        }

    if ( aOperation == iCntLstBaseSyncOp )

        {

        iCntLstBaseSyncOp = NULL;

        return;

        }

    __ASSERT_DEBUG( EFalse, PEngCntListTransPanic( ECntListTransUnkownTransOp ) );

    }

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

// CPEngContactListTransaction2Imp::DoContactListTransaction()

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

//

TInt CPEngContactListTransaction2Imp::DoContactListTransaction(

    const MDesCArray& aContactListNames,

    TBool aSynchronization,

    MPEngContactListTransactionObserver2& aObserver )

    {

    if ( iCntLstPublishSyncOp )

        {

        return KErrInUse;

        }

    CPEngCntLstPublishSyncOp* op = NULL;

    TRAPD( err,

           op = CPEngCntLstPublishSyncOp::NewL( iCActivePriority,

                                                iInterface,

                                                *iUsedSlot,

                                                aContactListNames,

                                                aSynchronization,

                                                aObserver,

                                                iTransactionServer ); );

    if ( err == KErrNone )

        {

        //Success

        op->IssuePublishSync();

        op->SetOwner( *this );

        iCntLstPublishSyncOp = op;

        }

    return err;

    }

// End of File