/*

* Copyright (c) 2002 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: 

*     Updates SMS events contact name to match one in contact model

*

*/

// INCLUDE FILES

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <logengevents.h>

#endif

#include <logview.h>

#include <logcli.h>

#include "CLogsSMSEventUpdater.h"

#include "MLogsObserver.h"

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS 

const TInt KFieldId = 5;

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// ==================== LOCAL FUNCTIONS ====================

// ================= MEMBER FUNCTIONS =======================

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

// CLogsSMSEventUpdater::

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

//

CLogsSMSEventUpdater::CLogsSMSEventUpdater(

    RFs& aFsSession,

    MLogsObserver* aObserver ) :

        CLogsBaseUpdater( aFsSession, aObserver )

    {

    }

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

// CLogsSMSEventUpdater::

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

//

CLogsSMSEventUpdater* CLogsSMSEventUpdater::NewL(

    RFs& aFsSession,

    MLogsObserver* aObserver,

    CVPbkPhoneNumberMatchStrategy::TVPbkPhoneNumberMatchFlags aMatchFlags )

    {

    CLogsSMSEventUpdater* self = new ( ELeave ) CLogsSMSEventUpdater( aFsSession, aObserver );

    CleanupStack::PushL( self );

    self->ConstructL( aMatchFlags );

    CleanupStack::Pop();

    return self;

    }

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

// CLogsSMSEventUpdater::ConstructL

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

//

void CLogsSMSEventUpdater::ConstructL( CVPbkPhoneNumberMatchStrategy::TVPbkPhoneNumberMatchFlags aMatchFlags )

    {

    BaseConstructL( aMatchFlags );

    iLogViewEvent = CLogViewEvent::NewL( *iLogClient, *this );

    iFilter->SetEventType( KLogShortMessageEventTypeUid );

    iFilter->SetFlags( KLogEventContactSearched );

    iFilter->SetNullFields( ELogFlagsField );

    CActiveScheduler::Add( this );

    }

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

// CLogsSMSEventUpdater::~CLogsSMSEventUpdater

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

//

CLogsSMSEventUpdater::~CLogsSMSEventUpdater()

    {

    }

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

// CLogsSMSEventUpdater::StartRunningL

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

//

void CLogsSMSEventUpdater::StartRunningL()

    {

    Cancel();

    if( iLogViewEvent->SetFilterL( *iFilter, iStatus ) )  //returns true, if found log events

        {

        iState = EStateActive;

        iPhase = EFilter;

        SetActive();

        }

    else if( iObserver )

        {  

        iState = EStateSMSUpdaterFinished;

        iObserver->StateChangedL( this );

        }

    }

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

// CLogsSMSEventUpdater::ContinueRunningL

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

//

void CLogsSMSEventUpdater::ContinueRunningL( TInt aFieldId )

    {

    if( aFieldId != KErrNotFound )    //Set remote party etc only if a contact was found

        {

        TBuf<KFieldId> fieldText;

        fieldText.Append( aFieldId );

    	iEvent->SetRemoteParty( *iName );  //iName set in the base class

        // iEvent->SetSubject( fieldText );

        }

    //We set ContactSearched flag on, so next time we'll skip this entry and do not 

    //attempt again update remote party (even if we did not find remote party for it).

    //Also, KLogEventContactSearched events only are accepted to 

    //EventListView (CLogsMainReader::SetOneFilterLC).

    iEvent->SetFlags( KLogEventContactSearched ); 

    iLogClient->ChangeEvent( *iEvent, iStatus );

    SetActive();

    }

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

// CLogsSMSEventUpdater::RunL

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

//

void CLogsSMSEventUpdater::RunL()

    {

    if( iStatus == KErrNone )

        {

            switch( iPhase )

            {

			case EFilter:

				if( iLogViewEvent->FirstL( iStatus ) )  //If there's at least one entry in view, let's process it

					{

                    iState = EStateActive;

					iPhase = ERead;

                    SetActive();

					}

                else

                    {

                    iState = EStateFinished;

                    }

				break;

            case ERead:

                {

				iEvent->CopyL( iLogViewEvent->Event() );

                iPhase = EUpdate;

                // SAT sms events are not updated since they do not have number    

                SearchRemotePartyL( iEvent->Number() );

                //SetActive() is called when base class has got the contact and calls ContinueRunningL

                }

                break;

			case EUpdate:

                if( iLogViewEvent->FirstL( iStatus ) )  //If there's still at least one entry in view, let's continue 

                    {                                   //processing it (this assumes that the event updated above has

					iPhase = ERead;                     //has already disappeared from view and the "next" shows now as "first"

                    SetActive();                        //in view).

                    }

                else

                    {

                    iState = EStateFinished;

                    }

         		break;

			default:

				break;

            }

        }

    if( iObserver ) //( <--not waiting here iState = EStateFinished!)

        {

        iObserver->StateChangedL( this );               //Inform for each change the observer that there's change in db (Maybe it's

        }                                               //worthwhile to do it immediately (as here) instead of waiting iState to reach EStateFinished.  

                                                        //This way more rereads are started but we get speedier update of list too. 

                                                        //Note that change of db (above) also invokes call of HandleLogViewChangeEventAddedL (below) too.

    }                                                   

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

// CLogsSMSEventUpdater::HandleLogViewChangeEventAddedL

//

// When new event added to db, we need to start checking it in case the new event 

// is messaging event (it is not shown before we update it by KLogEventContactSearched)

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

//

void CLogsSMSEventUpdater::HandleLogViewChangeEventAddedL(

    TLogId /*aId*/,

    TInt /*aViewIndex*/,

    TInt /*aChangeIndex*/,

    TInt aTotalChangeCount )

    {

    if( aTotalChangeCount > 0 )

        {

        StartL();

        }

    }

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

// CLogsSMSEventUpdater::HandleLogViewChangeEventChangedL

//

// is this needed (as we don't know for sure if a messaging event is eventually 

// constructed by changing the db, we cannot only trust to HandleLogViewChangeEventAddedL 

// to take care of it, so let's keep the below too just in case...

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

//

void CLogsSMSEventUpdater::HandleLogViewChangeEventChangedL(

    TLogId /*aId*/,

    TInt /*aViewIndex*/,

    TInt /*aChangeIndex*/,

    TInt aTotalChangeCount )

    {

    if( aTotalChangeCount > 0 )

        {

        StartL();

        }

    }

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

// CLogsSMSEventUpdater::HandleLogViewChangeEventDeletedL

//

// No need to do anything when delete notification received.

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

//

void CLogsSMSEventUpdater::HandleLogViewChangeEventDeletedL(

    TLogId /*aId*/,

    TInt /*aViewIndex*/,

    TInt /*aChangeIndex*/,

    TInt /*aTotalChangeCount*/ )

    {

    }

// End of File