/*

* Copyright (c) 2002-2007 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:  Sim store filtered contact view implementation.

*

*/

#include "CFindView.h"

// From VPbkSimStore

#include "CContactStore.h"

#include "CContactView.h"

#include "CViewContact.h"

#include "CContactLink.h"

// VPbkEng

#include <MVPbkSimStoreOperation.h>

#include <MVPbkSimCntView.h>

#include <CVPbkSimContact.h>

#include <RVPbkStreamedIntArray.h>

#include <MVPbkContactViewObserver.h>

#include <MVPbkSimCntStore.h>

#include <MVPbkContactLink.h>

#include <CVPbkContactFindPolicy.h>

#include <CVPbkContactNameConstructionPolicy.h>

#include <CVPbkContactViewSortPolicy.h>

#include <MVPbkContactBookmarkCollection.h>

#include <RVPbkStreamedIntArray.h>

// System includes

#include <cntviewbase.h>

#include <featmgr.h>

// Debugging headers

#include <VPbkProfile.h>

#include <VPbkDebug.h>

namespace VPbkSimStore {

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

// CFindView::CFindView

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

//

inline CFindView::CFindView( CContactView& aAllContactsView ) :        

        CFindViewBase( aAllContactsView, aAllContactsView, ETrue  )

    {

    }

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

// CFindView::~CFindView

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

//

CFindView::~CFindView()

    {

    VPBK_DEBUG_PRINT(VPBK_DEBUG_STRING(

        "VPbkSimStore:CFindView(%x)::~CFindView"), this );

    delete iFindOperation;

    delete iFindPolicy;

    iAlwaysIncluded.Close();

    iSIMMatchedContacts.Close();

    }

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

// CFindView::ConstructL

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

//

void CFindView::ConstructL( const MDesCArray& aFindStrings,

        MVPbkContactViewObserver& aExternalViewObserver,

        const MVPbkContactBookmarkCollection* aAlwaysIncludedContacts,

        RFs& aRFs )

    {

    CVPbkContactFindPolicy::TParam findPolicyParams(

        iAllContactsView.Store().MasterFieldTypeList(), aRFs );

    iFindPolicy = CVPbkContactFindPolicy::NewL( findPolicyParams );

    BaseConstructL( aExternalViewObserver, aFindStrings, 

        *iFindPolicy );

    SetAlwaysIncludedContactsL( aAlwaysIncludedContacts );

    }

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

// CFindView::NewLC

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

//

CFindView* CFindView::NewLC(      

        const MDesCArray& aFindStrings,

        CContactView& aAllContactsView,

        MVPbkContactViewObserver& aExternalViewObserver,

        const MVPbkContactBookmarkCollection* aAlwaysIncludedContacts,

        RFs& aRFs )

    {

    CFindView* self = new ( ELeave ) CFindView( aAllContactsView );

    CleanupStack::PushL( self );

    self->ConstructL( aFindStrings, aExternalViewObserver,

        aAlwaysIncludedContacts, aRFs );

    CleanupStack::Check( self );

    return self;

    }

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

// CFindView::SetAlwaysIncludedContactsL

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

//    

void CFindView::SetAlwaysIncludedContactsL( 

        const MVPbkContactBookmarkCollection* aAlwaysIncludedContacts )

    {

    iAlwaysIncluded.Reset();

    if ( aAlwaysIncludedContacts )

        {

        MVPbkContactStore& store = ParentObject().ContactStore();

        const TInt count = aAlwaysIncludedContacts->Count();

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

            {

            const CContactLink* bookmark =            

                dynamic_cast<const CContactLink*>( 

                    &aAlwaysIncludedContacts->At( i ) );

            // If bookmark was from VPbkCntModel and if it's from same store

            // as this view then it's added to array.

            if ( bookmark &&

                 &bookmark->ContactStore() == &store )

                {

                iAlwaysIncluded.AppendL( bookmark->SimIndex() );

                }

            }

        }

    }

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

// CFindView::ContactViewReady

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

//    

void CFindView::ContactViewReady( MVPbkContactViewBase& /*aView*/ )

    {

    // CFindView is only interested in ContactViewReadyForFiltering that

    // will start an asynchronous native match.

    }

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

// CFindView::ContactViewReadyForFiltering

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

//    

void CFindView::ContactViewReadyForFiltering(

        MParentViewForFiltering& aView )

    {

    // Cancel existing match if aready active.

    delete iFindOperation;

    iFindOperation = NULL;

    // Parent view is ready. Start asynchronous find from native SIM view.

    TRAPD( error,

        {

        iFindOperation = 

            iAllContactsView.NativeView().ContactMatchingPrefixL(

                FindStrings(), *this );

        });

    VPBK_DEBUG_PRINT(VPBK_DEBUG_STRING(

        "VPbkSimStore:CFindView(%x)::ContactViewReadyForFiltering:\

        findOp(%x)"), this, iFindOperation ); 

    if ( error != KErrNone )

        {

        ContactViewError( aView, error, EFalse );

        }

    }

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

// CFindView::MatchL

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

//

void CFindView::MatchL( RPointerArray<MVPbkSimContact>& aMatchedContacts )

    {

    if (iAlwaysIncluded.Count() == 0)

        {

        // No always included contacts. The match can be done using

        // only the SIM view matched contacts.

        CViewContact* viewContact = CViewContact::NewL( iAllContactsView, 

            SortOrder() );

        CleanupStack::PushL(viewContact);

        MVPbkSimCntStore& simStore = iAllContactsView.Store().NativeStore();

        const TInt count = iSIMMatchedContacts.Count();

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

            {

            const TDesC8* cntBuf = simStore.AtL( iSIMMatchedContacts[i] );

            if ( cntBuf )

                {

                CVPbkSimContact* cnt = 

                    CVPbkSimContact::NewL( *cntBuf, simStore );

                CleanupStack::PushL( cnt );

                viewContact->SetSimContactL( *cnt );

                if ( IsMatchL( *viewContact ) )

                    {

                    // Keep the order of the contacts same and move contact

                    // from iContactsModelMatchContacts to aMatchedContacts

                    aMatchedContacts.AppendL( cnt );

                    CleanupStack::Pop( cnt );

                    }

                else

                    {

                    CleanupStack::PopAndDestroy( cnt );

                    }

                }

            }   

        CleanupStack::PopAndDestroy( viewContact );

        }

    else

        {

        // Do it slowly by looping all the parent view contacts.

        const TInt contactCount = iParentView.ContactCountL();

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

            {

            // iParentView is always VPbkCntModel view and the contacts type

            // is CViewContact

            const CViewContact& candidate = static_cast<const CViewContact&>(

                iParentView.ContactAtL( i ) );

            MatchContactL( candidate, aMatchedContacts );

            }

        }

    // Free the memory

    iSIMMatchedContacts.Reset(); 

    }

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

// CFindView::ViewFindCompleted

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

//      

void CFindView::ViewFindCompleted( 

        MVPbkSimCntView& aSimCntView,

        const RVPbkStreamedIntArray& aSimIndexArray )

    {

    TRAPD( error, ViewFindCompletedL( aSimCntView, aSimIndexArray ) );

    VPBK_PROFILE_END(VPbkProfile::ESimStoreFind);    

    if ( error != KErrNone )

        {

        ContactViewError( *this, error, EFalse );

        }

    }

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

// CFindView::ViewFindError

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

//                  

void CFindView::ViewFindError( 

        MVPbkSimCntView& /*aSimCntView*/, 

        TInt aError )

    {

    ContactViewError( *this, aError, EFalse );

    }

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

// CFindView::UpdateFilterL

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

//

void CFindView::UpdateFilterL( 

        const MDesCArray& aFindWords,

        const MVPbkContactBookmarkCollection* aAlwaysIncludedContacts )

    {

    SetFindStringsL( aFindWords );

    SetAlwaysIncludedContactsL( aAlwaysIncludedContacts );

    ActivateContactMatchL();

    }

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

// CFindView::IsNativeMatchingRequestActive

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

//

TBool CFindView::IsNativeMatchingRequestActive()

    {

    if ( iFindOperation )

        {

        return ETrue;

        }

    return EFalse;

    }

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

// CFindView::IsContactAlwaysIncluded

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

//

TBool CFindView::IsContactAlwaysIncluded( const CViewContact& aContact ) const

    {

    return iAlwaysIncluded.Find( aContact.SimIndex() ) != KErrNotFound;

    }

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

// CFindView::DoContactAddedToViewL

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

//

void CFindView::DoContactAddedToViewL(

        MVPbkContactViewBase& aView, 

        TInt aIndex, 

        const MVPbkContactLink& /*aContactLink*/,

        RPointerArray<MVPbkSimContact>& aMatchedContacts )

    {

    if ( &iParentView == &aView )

        {

        const CViewContact& viewContact = static_cast<const CViewContact&>(

            iParentView.ContactAtL( aIndex ) );

        if ( IsMatchL( viewContact ) )

            {

            MVPbkSimCntStore& simStore = 

                iAllContactsView.Store().NativeStore();

            const TDesC8* cntBuf = simStore.AtL( viewContact.SimIndex() );

            if ( cntBuf )

                {

                CVPbkSimContact* cnt = 

                    CVPbkSimContact::NewL( *cntBuf, simStore );

                CleanupStack::PushL( cnt );

                // We have to insert the new contact to the correct

                // location. VPbk sort policy is used for that.

                CVPbkContactViewSortPolicy::TParam param(

                    iAllContactsView.Store().MasterFieldTypeList(), SortOrder() );

                CVPbkContactViewSortPolicy* sortPolicy = 

                    CVPbkContactViewSortPolicy::NewL( param );

                CleanupStack::PushL( sortPolicy );

                sortPolicy->SortStartL();

                CViewContact* current = 

                    CViewContact::NewL( iAllContactsView, SortOrder() );

                CleanupStack::PushL( current );

                const TInt count = aMatchedContacts.Count();

                TInt index = KErrNotFound;

                for ( TInt i = 0; i < count && index == KErrNotFound; ++i )

                    {

                    current->SetSimContactL( *aMatchedContacts[i] );

                    TInt res = 

                        sortPolicy->CompareContacts( viewContact, *current );

                    // CompareContacts returns -1, 0 or 1.

                    if ( res < 0 )

                        {

                        index = i;

                        }

                    }

                sortPolicy->SortCompleted();

                CleanupStack::PopAndDestroy( 2, sortPolicy ); // current

                if ( index != KErrNotFound )

                    {

                    // Contact is inserted to matched contacts list

                    aMatchedContacts.InsertL( cnt, index );

                    }

                else

                    {

                    // List is empty so append contact to it

                    aMatchedContacts.AppendL( cnt );

                    }

                CleanupStack::Pop( cnt );

                }

            }

        }

    }

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

// CFindView::ViewFindCompletedL

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

//  

void CFindView::ViewFindCompletedL( 

        MVPbkSimCntView& /*aSimCntView*/,

        const RVPbkStreamedIntArray& aSimIndexArray )

    {

    VPBK_DEBUG_PRINT(VPBK_DEBUG_STRING(

        "VPbkSimStore:CFindView(%x)::ViewFindCompletedL:found %d contacts"),

         this, aSimIndexArray.Count() );

    // Native SIM view find is ready.

    // Clean the table

    iSIMMatchedContacts.Reset();

    // Copy matched indexes

    const TInt count( aSimIndexArray.Count() );

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

        {

        iSIMMatchedContacts.AppendL( aSimIndexArray[i] );

        }

    // The operation is not needed after indexes have been copied

    delete iFindOperation;

    iFindOperation = NULL;

    // Call base class matching function. It will send internal observer

    // event that this view is ready for filtering.

    MatchContactsL();

    // Send view ready event to both internal&external observers.

    SendViewStateEventToObservers();

    }

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

// CFindView::MatchContactL

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

//  

void CFindView::MatchContactL( const CViewContact& aViewContact,

            RPointerArray<MVPbkSimContact>& aMatchedContacts )

    {

    // aContact matches if it's one of the always included contacts OR

    // (if it's one of Contacts Model matched contacts AND it also

    // passes our own match).

    TInt matchArrayIndex = KErrNotFound;

    TBool matched = EFalse;

    if ( IsContactAlwaysIncluded( aViewContact ) )

        {

        // Remove from match array to save memory

        RemoveFromMatchArrayIfFound( aViewContact );

        matched = ETrue;

        }

    else if ( IsSIMMatchL( aViewContact, matchArrayIndex ) )

        {

        // Remove from match array to save memory

        iSIMMatchedContacts.Remove( matchArrayIndex );

        iSIMMatchedContacts.Compress();

        if ( IsMatchL( aViewContact ) )

            {

            matched = ETrue;

            }

        }

    if ( matched )

        {

        // Contact matched.

        // CFindView owns its contacts so create a copy

        MVPbkSimCntStore& simStore = iAllContactsView.Store().NativeStore();

        const TDesC8* cntBuf = simStore.AtL( aViewContact.SimIndex() );

        if ( cntBuf )

            {

            CVPbkSimContact* cnt = 

                CVPbkSimContact::NewL( *cntBuf, simStore );

            CleanupStack::PushL( cnt );

            aMatchedContacts.AppendL( cnt );

            CleanupStack::Pop( cnt );

            }

        }

    }

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

// CFindView::RemoveFromMatchArrayIfFound

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

//  

void CFindView::RemoveFromMatchArrayIfFound( const CViewContact& aViewContact )

    {

    TInt index = FindFromMatchArray( aViewContact );

    if ( index != KErrNotFound )

        {

        iSIMMatchedContacts.Remove( index );

        iSIMMatchedContacts.Compress();

        }

    }

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

// CFindView::IsSIMMatchL

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

//  

TBool CFindView::IsSIMMatchL( const CViewContact& aContact,

        TInt& aMatchArrayIndex ) const

    {

    aMatchArrayIndex = FindFromMatchArray( aContact );

    return aMatchArrayIndex != KErrNotFound;

    }

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

// CFindView::FindFromMatchArray

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

//  

TInt CFindView::FindFromMatchArray( const CViewContact& aContact ) const

    {

    return iSIMMatchedContacts.Find( aContact.SimIndex() );

    }

} // namespace VPbkSimStore 

// End of File