/*

* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Implements callback methods which is called my core dll call

*                                   callback methods.

*

*/

#include <liwserviceifbase.h>

#include <LiwCommon.h>

#include <logwrap.h>

#include <LOGCLIENTCHANGEOBSERVER.H>

#include "logiter.h"

#include "logginginterface.h"

#include "loggingasyncservice.h"

#include "loggingcallback.h"

#include "loggingevent.h"

#include "liwlogiter.h"

/**

* OverLoaded constructor which accepts the callback adderss

* and registers it

*/

LoggingInterfaceCB :: LoggingInterfaceCB( MLiwNotifyCallback* aCallBack ) : iCallBack(aCallBack)

    {

    }

/**

* Default destructor

*/

LoggingInterfaceCB :: ~LoggingInterfaceCB()

    {

    //delete iOutParmList;

    }

/**

* overloaded NewL function for creating local call back objects

* as required by logginginterface.cpp

*/

LoggingInterfaceCB *LoggingInterfaceCB :: NewL( MLiwNotifyCallback* aCallBack )

    {

    LoggingInterfaceCB *self = new( ELeave ) LoggingInterfaceCB( aCallBack ) ;

    return self ;

    }

/**

* HandleNotifyL method, callback method, called by the core class

* for async events

*/

void  LoggingInterfaceCB :: HandleNotifyL( TUint aTransId, TUint aStatus, CLogIter *aIter )

    {

    CleanupStack :: PushL( this ) ;

    CLiwGenericParamList *OutParm = CLiwGenericParamList :: NewL() ;

    CleanupStack :: PushL(OutParm) ;

    CLiwGenericParamList *InParm = CLiwGenericParamList :: NewL() ;

    CleanupStack :: PushL(InParm) ;

    TInt32 sapierror  ;

    sapierror = CLoggingInterface::ConvertToSapiError( aStatus );

    OutParm->AppendL(TLiwGenericParam(KErrCode , TLiwVariant((TInt32)sapierror))) ;

    switch( iRequestType )

        {

        case EReadEvents :

            {

            CLiwLogIter *iter = CLiwLogIter :: NewL( aIter ) ;

            CleanupClosePushL( *iter );

            OutParm->AppendL( TLiwGenericParam ( KResponse , TLiwVariant( iter ) )  ) ;

            CleanupStack :: Pop( iter ) ;

            iter->DecRef();

            iCallBack->HandleNotifyL( aTransId, KLiwEventCompleted, *OutParm, *InParm ) ;

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            delete this ;

            break ;

            }

        case EGetEvent :

            {

            CLiwLogIter *iter = CLiwLogIter :: NewL( aIter ) ;

            CleanupClosePushL( *iter );

            OutParm->AppendL( TLiwGenericParam ( KResponse , TLiwVariant( iter ) )  ) ;

            CleanupStack :: Pop( iter ) ;

            iter->DecRef();

            iCallBack->HandleNotifyL( aTransId, KLiwEventCompleted, *OutParm, *InParm ) ;

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            delete this ;

            break ;

            }

        case EGetRecent :

            {

            CLiwLogIter *iter = CLiwLogIter :: NewL( aIter ) ;

            CleanupClosePushL( *iter );

            OutParm->AppendL( TLiwGenericParam ( KResponse , TLiwVariant( iter ) )  ) ;

            CleanupStack :: Pop( iter ) ;

            iter->DecRef();

            iCallBack->HandleNotifyL( aTransId, KLiwEventCompleted, *OutParm, *InParm ) ;

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            delete this ;

            break ;

            }

        case EAddEvent :

            {

            if( aStatus == KErrNone )

                {

                TLogId ret=(aIter->Event())->Id();

                TBuf<8> des;

                des.Num( ret );

                OutParm->AppendL( TLiwGenericParam ( KResponse , TLiwVariant( des ) )  ) ;

                iCallBack->HandleNotifyL( aTransId, KLiwEventCompleted, *OutParm, *InParm ) ;

                }

            else

                {

                iCallBack->HandleNotifyL( aTransId, KLiwEventError, *OutParm, *InParm ) ;

                }    

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            delete this ;

            delete aIter;

            break ;

            }

        case ENotification :

            {

            iCallBack->HandleNotifyL( aTransId, KLiwEventInProgress, *OutParm, *InParm ) ;

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            break ;

            }

        case EDeleteEvent :

            {

            if( aStatus == KErrNone )

                {

                iCallBack->HandleNotifyL( aTransId, KLiwEventCompleted, *OutParm, *InParm ) ;

                }

            else

                {

                iCallBack->HandleNotifyL( aTransId, KLiwEventError, *OutParm, *InParm ) ;

                }    

            CleanupStack::PopAndDestroy( InParm );

            CleanupStack::PopAndDestroy( OutParm );

            CleanupStack :: Pop( this ) ;

            delete this;

            break ;

            }

        default :

            {

            break ;

            }

        }

    }   

 void  LoggingInterfaceCB :: CancelNotifyL( TUint aTransid )

    {

    CleanupStack :: PushL( this ) ;

    CLiwGenericParamList *OutParm = CLiwGenericParamList :: NewL() ;

    CleanupStack :: PushL( OutParm ) ;

    CLiwGenericParamList *InParm = CLiwGenericParamList :: NewL() ;

    CleanupStack :: PushL( InParm ) ;

    OutParm->AppendL( TLiwGenericParam( KErrCode , TLiwVariant( ( TInt32 )SErrNone ) ) ) ;

    iCallBack->HandleNotifyL( aTransid, KLiwEventCanceled, *OutParm, *InParm ) ;

    CleanupStack::PopAndDestroy( InParm );

    CleanupStack::PopAndDestroy( OutParm );

    CleanupStack :: Pop( this ) ;

    delete this;

    }