/*

* Copyright (c) 2007 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:  

 *

*/

#include <mmf/common/mmfcontrollerpluginresolver.h>

#include "cdatasourceinterface.h"

#include "cpdebug.h"

#include "cpglobals.h"

#include "cpclient.h"

#include "serviceerrno.h"

#include "cpclientiterable.h"

using namespace LIW;

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

//

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

//

CDataSourceInterface* CDataSourceInterface::NewL()

    {

    CDataSourceInterface* self = CDataSourceInterface::NewLC( );

    CleanupStack::Pop( self );

    return self;

    }

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

//

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

//

CDataSourceInterface* CDataSourceInterface::NewLC()

    {

    CDataSourceInterface* self = new( ELeave ) CDataSourceInterface;

    CleanupStack::PushL( self );

    self->ConstructL( );

    return self;

    }

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

// 

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

//

CDataSourceInterface::~CDataSourceInterface()

    {

    CP_DEBUG( _L8("CDataSourceInterface::~CDataSourceInterface") );

    delete iCPClient;

    }

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

//  Executes the SAPI as per params

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

//

void CDataSourceInterface::ExecuteCmdL( const TDesC8& aCmdName,

    const CLiwGenericParamList& aInParamList,

    CLiwGenericParamList& aOutParamList, TUint aCmdOptions,

    MLiwNotifyCallback* aCallback )

    {

    CP_DEBUG( _L8("CCPClientInterface::ExecuteCmdL") );

    TInt errCode(KErrNone);

    aOutParamList.AppendL( TLiwGenericParam( EGenericParamError,

        TLiwVariant( ErrCodeConversion( KErrNone ) ) ) );

    aOutParamList.AppendL( TLiwGenericParam( KErrorCode,

        TLiwVariant( ErrCodeConversion( KErrNone ) ) ) );

    // Check the command name

    TRAP( errCode , ProcessCommandL( aCmdName, aInParamList,

                    aOutParamList,

                    aCmdOptions,

                    aCallback ) );

    if ( errCode != KErrNone )

        {

       aOutParamList.Reset( );

        aOutParamList.AppendL( TLiwGenericParam( EGenericParamError,

            TLiwVariant( ErrCodeConversion( errCode ) ) ) );

        aOutParamList.AppendL( TLiwGenericParam( KErrorCode,

            TLiwVariant( ErrCodeConversion( errCode ) ) ) );

        }

    }

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

// Closes the interface

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

//

void CDataSourceInterface::Close()

    {

    delete this;

    }

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

// 

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

//

CDataSourceInterface::CDataSourceInterface()

    {

    }

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

// 

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

//

void CDataSourceInterface::ConstructL()

    {

    iCPClient = CCPClient::NewL( );

    CP_DEBUG( _L8("CDataSourceInterface::ConstructL") );

    }

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

//  

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

//

void CDataSourceInterface::ProcessCommandL( const TDesC8& aCmdName,

    const CLiwGenericParamList& aInParamList,

    CLiwGenericParamList& aOutParamList, TUint aCmdOptions,

    MLiwNotifyCallback* aCallback )

    {

    CP_DEBUG( _L8("CCPClientInterface::ProcessCommandL") );

    TInt32 transactionId( -1 );

    if ( aCmdName.CompareF( KGetList ) == 0 )

        {

        CLiwGenericParamList* list = CLiwGenericParamList::NewL( );

        CleanupStack::PushL( list );

        iCPClient->GetListL( aInParamList, *list );

        CCPClientIterable* iterable = CCPClientIterable::NewL( list );

        CleanupStack::Pop( list );

        iterable->PushL( );

        aOutParamList.AppendL( TLiwGenericParam( KResults,

            TLiwVariant( iterable ) ) );

        CleanupStack::PopAndDestroy( iterable );

        }

    else if ( aCmdName.CompareF( KAdd ) == 0 )

        {

        iCPClient->AddL( aInParamList, aOutParamList, aCmdOptions );

        }

    else if ( aCmdName.CompareF( KDelete ) == 0 )

        {

        iCPClient->DeleteL( aInParamList );

        }

    else if ( aCmdName.CompareF( KRequestNotification ) == 0 )

        {

        if ( !(aCmdOptions & KLiwOptCancel) )

            {

            if ( !aCallback )

            	{

            	User::Leave( KErrPathNotFound );

            	}

            transactionId = aCallback->GetTransactionID();

            iCPClient->RegisterObserverL( aCallback, aInParamList, transactionId );

            }

        else

            {

            iCPClient->UnregisterObserversL( aInParamList );

            }

        }

    else if ( aCmdName.CompareF( KCmdCancel ) == 0 )

        {

        if ( aCmdOptions & KLiwOptCancel )

            {

            iCPClient->UnregisterObserversL( aInParamList );

            }

        }

    else

        {

        User::Leave( KErrNotSupported );

        }

    if ( transactionId != -1 )

        {

        aOutParamList.AppendL( TLiwGenericParam( KTransactionID,

            TLiwVariant( TInt32( transactionId ) ) ) );

        }

    }

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

// ErrCode Conversion

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

//

TInt32 CDataSourceInterface::ErrCodeConversion( TInt code )

    {

    TInt32 err;

    switch ( code )

        {

        case KErrCancel:

            // Returning KErrNone incase of KErrCancel

        case KErrNone:

            err= SErrNone;

            break;

        case KErrNotFound:

            err= SErrNotFound;

            break;

        case KErrNoMemory:

            err = SErrNoMemory;

            break;

        case KErrInUse:

            err = SErrServiceInUse;

            break;

        case KErrNotSupported:

            err = SErrServiceNotSupported;

            break;

        case KErrBadName:

            err = SErrBadArgumentType;

            break;

        case KErrArgument:

            err = SErrInvalidServiceArgument;

            break;

        case KErrPermissionDenied:

            err = SErrAccessDenied;

            break;

        case KErrPathNotFound:

            err = SErrMissingArgument;

            break;

        default:

            err = SErrGeneralError;

            break;

        }

    return err;

    }