/*

* Copyright (c) 2004-2007 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:  Maps a Contact Model field collection to a virtual Phonebook 

                 field collection.

*

*/

// INCLUDES

#include "TContactFieldCollection.h"

#include <cntitem.h>

#include <VPbkError.h>

#include "TContactField.h"

#include "CContact.h"

#include "CContactLink.h"

namespace VPbkCntModel {

TContactFieldCollection::TContactFieldCollection

        (CContact& aParentContact, CContactItemFieldSet& aFieldSet) :

    iFieldSet(&aFieldSet),

    iCurrentField(aParentContact),

    iParentContact(&aParentContact)

    {

    }

TContactFieldCollection::~TContactFieldCollection()

    {

    }

void TContactFieldCollection::SetContact

        (CContact& aParentContact, CContactItemFieldSet& aFieldSet)

    {

    iFieldSet = &aFieldSet;

    iCurrentField.SetParentContact(aParentContact);

    iParentContact = &aParentContact;

    }

MVPbkBaseContact& TContactFieldCollection::ParentContact() const

    {

    return *iParentContact;

    }

TInt TContactFieldCollection::FieldCount() const

    {

    return iFieldSet->Count();

    }

const MVPbkStoreContactField& TContactFieldCollection::FieldAt(TInt aIndex) const

    {

    __ASSERT_ALWAYS(aIndex >= 0 && aIndex < iFieldSet->Count(), 

        VPbkError::Panic(VPbkError::EInvalidFieldIndex));

    iCurrentField.SetField((*iFieldSet)[aIndex]);

    return iCurrentField;

    }

MVPbkStoreContactField& TContactFieldCollection::FieldAt(TInt aIndex)

    {

    __ASSERT_ALWAYS(aIndex >= 0 && aIndex < iFieldSet->Count(), 

        VPbkError::Panic(VPbkError::EInvalidFieldIndex));

    iCurrentField.SetField((*iFieldSet)[aIndex]);

    return iCurrentField;

    }

MVPbkStoreContactField* TContactFieldCollection::FieldAtLC(TInt aIndex) const

    {

    __ASSERT_ALWAYS(aIndex >= 0 && aIndex < iFieldSet->Count(), 

        VPbkError::Panic(VPbkError::EInvalidFieldIndex));

    TContactField* clone =

        new (ELeave) TContactField(*iParentContact);

    clone->SetField((*iFieldSet)[aIndex]);

    CleanupDeletePushL(clone);

    return clone;

    }

MVPbkStoreContact& TContactFieldCollection::ParentStoreContact() const

    {

    return *iParentContact;

    }

MVPbkStoreContactField* TContactFieldCollection::RetrieveField(

        const MVPbkContactLink& aContactLink) const

    {

    __ASSERT_ALWAYS(aContactLink.RefersTo(*iParentContact), 

                    VPbkError::Panic(VPbkError::EInvalidContactField));

    MVPbkStoreContactField* result = NULL;

    if (&aContactLink.ContactStore() == &iParentContact->ContactStore())

        {

        const CContactLink& link = static_cast<const CContactLink&>(aContactLink);

        const TInt fieldCount = FieldCount();

        for (TInt i = 0; i < fieldCount; ++i)

            {

            if ((*iFieldSet)[i].Id() == link.ContactFieldId())

                {

                iCurrentField.SetField((*iFieldSet)[i]);

                result = &iCurrentField;

                }

            }

        }

    return result;

    }

} // namespace VPbkCntModel