/*

* Copyright (c) 2005 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:  WV ID handling tools

*

*/

// INCLUDE FILES

#include <e32std.h>

#include "PEngContactIdTools.h"

// CONSTANTS

_LIT( KPengWVIDPrefix, "wv:" );

const TInt KPengWVIDPrefixLength( 3 );

_LIT( KCharAdd, "@" );

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

// FindContactIdInArray()

// Find Contact Id in the aray

// (other items were commented in a header).

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

//

GLREF_C  TInt FindContactIdInArray(

    const MDesCArray& aArray,

    const TDesC& aId )

    {

    TInt count ( aArray.MdcaCount() );

    for ( TInt x( 0 ) ; x < count ; x++ )

        {

        TInt err ( CompareContactIds( aArray.MdcaPoint( x ), aId ) );

        if ( err == KErrNone )

            {

            return x;

            }

        if ( err > 0 ) // no sense to look further in the array

            {

            return KErrNotFound;

            }

        }

    return KErrNotFound;

    }

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

// AddContactIToArrayL()

// Add contact Id to the array of the contact Ids

// (other items were commented in a header).

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

//

GLREF_C TInt AddContactIdToArrayL(

    CDesCArray& aArray,

    const TDesC& aId )

    {

    // insert the id in sequence

    TInt count ( aArray.MdcaCount() );

    for ( TInt x( 0 ) ; x < count ; x++ )

        {

        TInt err ( CompareContactIds( aArray.MdcaPoint( x ), aId ) );

        if ( err > 0 )

            {

            aArray.InsertL( x, aId  );

            return x;

            }

        if ( err == 0 )

            {

            return KErrAlreadyExists;

            }

        // go for another loop

        }

    // was not inserted, then add it to the end of the array

    aArray.AppendL( aId );

    return count;

    }

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

// CompareContactIs()

// Compare two contact Ids

// (other items were commented in a header).

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

//

GLREF_C TInt CompareContactIds(

    const TDesC& aId1,

    const TDesC& aId2 )

    {

    // get name without wv: part on the beginning

    TPtrC id1( aId1 );

    TPtrC id2( aId2 );

    if ( aId1.Left( KPengWVIDPrefixLength ).CompareF( KPengWVIDPrefix ) == KErrNone )

        {

        id1.Set( aId1.Mid( KPengWVIDPrefixLength ) );

        }

    if ( aId2.Left( KPengWVIDPrefixLength ).CompareF( KPengWVIDPrefix ) == KErrNone )

        {

        id2.Set( aId2.Mid( KPengWVIDPrefixLength ) );

        }

    // fix 21.04.2005 OK:

    // check how it goes with the domains, if they are different

    // no match, if one missing and base id is same, then same ids

    TInt err ( 	id1.CompareF( id2 ) );

    if ( err == KErrNone )

        {

        return err;

        }

    // try to compare them without domain

    // if home domain info is missing

    // or wv id domain is same as home one, remove it from the wv id

    TInt offset1( id1.Find( KCharAdd ) );

    TInt offset2( id2.Find( KCharAdd ) );

    // if both are with domain, then they are not same

    if ( ( offset1 != KErrNotFound ) && ( offset2 != KErrNotFound ) )

        {

        return err;

        }

    // remove domains from wv id1

    TInt domainCount( 0 );

    if ( KErrNotFound != offset1 )

        {

        id1.Set( id1.Left( offset1 ) ); // cause we need length

        domainCount++;

        }

    // remove domains from wv id2

    if ( KErrNotFound != offset2 )

        {

        id2.Set( id2.Left( offset2 ) ); // cause we need length

        domainCount++;

        }

    // if none of then or both have domain, no need to compare

    if ( ( !domainCount ) || ( domainCount == 2 ) )

        {

        return err;

        }

    return id1.CompareF( id2 );

    }

//  End of File