/*

* Copyright (c) 2005-2007 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:  Phonebook 2 add to group command object.

*

*/

// INCLUDE FILES

#include "CPguAddMembersCmd.h"

// Phonebook 2

#include <CPbk2FetchDlg.h>

#include <MPbk2CommandObserver.h>

#include <MPbk2ContactUiControl.h>

#include <CPbk2ContactRelocator.h>

#include <Pbk2ProcessDecoratorFactory.h>

#include <CPbk2ViewState.h>

#include <MPbk2AppUi.h>

#include <MPbk2ApplicationServices.h>

#include <MPbk2ContactViewSupplier.h>

// Virtual Phonebook

#include <CVPbkFilteredContactView.h>

#include <CVPbkContactManager.h>

#include <MVPbkContactLink.h>

#include <CVPbkContactLinkArray.h>

#include <MVPbkContactGroup.h>

#include <MVPbkContactOperationBase.h>

#include <MVPbkContactStore.h>

#include <MVPbkContactStoreProperties.h>

#include <VPbkContactStoreUris.h>

// System includes

#include <coemain.h>

#include <eikenv.h>

// Debugging headers

#include <Pbk2Debug.h>

/// Unnamed namespace for local definitions

namespace {

const TInt KOneContact = 1;

const TInt KFirstElement = 0;

// This is used in progress bar tweaking

const TInt KCertainContactAmount = 3;

#ifdef _DEBUG

enum TPanicCode

    {

    EPanicPreCond_NewL = 1,

    EPanicPreCond_ExecuteLD,

    EPanicPreCond_RelocateContactsL,

    EPanicContactNotGroup,

    EInvalidView

    };

void Panic(TPanicCode aReason)

    {

    _LIT(KPanicText, "CPguAddMembersCmd");

    User::Panic(KPanicText,aReason);

    }

#endif // _DEBUG

} /// namespace

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

// CPguAddMembersCmd::CPguAddMembersCmd

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

//

CPguAddMembersCmd::CPguAddMembersCmd

        ( MVPbkContactLink& aContactGroup,

          MPbk2ContactUiControl& aUiControl ) :

            CActive( CActive::EPriorityStandard ),

            iUiControl( &aUiControl ),

            iGroupLink( aContactGroup ),

            iAddedContactsCount( 0 )

    {

    PBK2_DEBUG_PRINT(PBK2_DEBUG_STRING

            ("CPguAddMembersCmd::CPguAddMembersCmd(0x%x)"), this);

    CActiveScheduler::Add( this );

    if( iUiControl )

        {

        iUiControl->RegisterCommand( this );

        }

    }

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

// CPguAddMembersCmd::~CPguAddMembersCmd

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

//

CPguAddMembersCmd::~CPguAddMembersCmd()

    {

    Cancel();

    if ( iFilteredView )

        {

        iFilteredView->RemoveObserver( *this );

        delete iFilteredView;

        }

    else

        {

        Phonebook2::Pbk2AppUi()->

            ApplicationServices().ViewSupplier().

            AllContactsViewL()->RemoveObserver( *this );

        }

    if( iUiControl )

        {

        iUiControl->RegisterCommand( NULL );

        }

    delete iContact;

    delete iRetrieveContactOperation;

    delete iRetrieveGroupOperation;

    delete iContactGroup;

    delete iEntriesToAdd;

    delete iEntriesToRelocate;

    delete iContactRelocator;

    delete iDecorator;

    delete iContactsInGroup;

    }

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

// CPguAddMembersCmd::ConstructL

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

//

inline void CPguAddMembersCmd::ConstructL()

    {

    iState = ERetrievingContact;

    iContactsCounter = 0;

    }

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

// CPguAddMembersCmd::NewLC

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

//

CPguAddMembersCmd* CPguAddMembersCmd::NewLC

        ( MVPbkContactLink& aContactGroup,

          MPbk2ContactUiControl& aUiControl )

    {

    CPguAddMembersCmd* self = new ( ELeave ) CPguAddMembersCmd

        ( aContactGroup, aUiControl );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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

// CPguAddMembersCmd::ExecuteLD

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

//

void CPguAddMembersCmd::ExecuteLD()

    {

    __ASSERT_DEBUG( iCommandObserver, Panic( EPanicPreCond_ExecuteLD ) );

    PBK2_DEBUG_PRINT(PBK2_DEBUG_STRING

        ( "CPguAddMembersCmd::ExecuteLD(0x%x)"), this );

    IssueRequest();

    }

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

// CPguAddMembersCmd::AddObserver

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

//

void CPguAddMembersCmd::AddObserver( MPbk2CommandObserver& aObserver )

    {

    iCommandObserver = &aObserver;

    }

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

// CPguAddMembersCmd::ResetUiControl

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

//

void CPguAddMembersCmd::ResetUiControl

        ( MPbk2ContactUiControl& aUiControl )

    {

    if ( iUiControl == &aUiControl )

        {

        iUiControl = NULL;

        }

    }

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

// CPguAddMembersCmd::RunL

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

//

void CPguAddMembersCmd::RunL()

    {

    switch( iState )

        {

        case ERetrievingContact:

            {

            iRetrieveGroupOperation = Phonebook2::Pbk2AppUi()->

                ApplicationServices().ContactManager().

                    RetrieveContactL( iGroupLink, *this );

            break;

            }

        case EHandleContactLockedEvent:

            {

            HandleContactLockedEventL();

            break;

            }

        case ECheckContacts:

            {

            CheckContactsL();

            break;

            } 

        case ERelocateContacts:

            {

            BeginRelocationL();

            break;

            }            

        case EShowingProgressNote:

            {

            ShowProgressNoteL();

            break;

            }

        case EAddingContactsToGroup:

            {

            AddContactsToGroupL();

            break;

            }

        case ECommitingTransaction:

            {

            CommitTransactionL();

            break;

            }

        case EStopping:

            {

            ProcessDismissed( KErrNone );

            break;

            }

        default:

            {

            // Do nothing

            break;

            }

        }

    }

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

// CPguAddMembersCmd::DoCancel

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

//

void CPguAddMembersCmd::DoCancel()

    {

    }

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

// CPguAddMembersCmd::RunError

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

//

TInt CPguAddMembersCmd::RunError( TInt aError )

    {        

    FinishCommand( aError );

    return KErrNone;

    }

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

// CPguAddMembersCmd::VPbkSingleContactOperationComplete

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

//

void CPguAddMembersCmd::VPbkSingleContactOperationComplete

        ( MVPbkContactOperationBase& aOperation,

          MVPbkStoreContact* aContact )

    {

    TInt error = KErrNone;

    if ( &aOperation == iRetrieveGroupOperation )

        {

        delete iRetrieveGroupOperation;

        iRetrieveGroupOperation = NULL;

        iContactGroup = aContact->Group();

        __ASSERT_DEBUG( iContactGroup, Panic( EPanicContactNotGroup ) );

        TRAP( error, iContactGroup->LockL( *this ) );

        }

    else if ( &aOperation == iRetrieveContactOperation && iState == ERelocateContacts )

        {

        TRAP( error, RelocateContactL( aContact ) );

        }

    else if ( &aOperation == iRetrieveContactOperation && iState == ECheckContacts )

        {

        iContact = aContact;

        // try to lock to check if contact is being modified by another application

        TRAP( error, iContact->LockL( *this ) );

        }

    if ( error != KErrNone )

        {

        FinishCommand( error );

        }

    }

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

// CPguAddMembersCmd::VPbkSingleContactOperationFailed

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

//

void CPguAddMembersCmd::VPbkSingleContactOperationFailed

        ( MVPbkContactOperationBase& /*aOperation*/, TInt aError )

    {

    FinishCommand( aError );

    }

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

// CPguAddMembersCmd::ContactOperationCompleted

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

//

void CPguAddMembersCmd::ContactOperationCompleted( TContactOpResult aResult )

    {

    if ( aResult.iOpCode == MVPbkContactObserver::EContactLock && 

            iState == ERetrievingContact )

        {

        iState = EHandleContactLockedEvent;

        IssueRequest();

        }

    else if ( aResult.iOpCode == MVPbkContactObserver::EContactLock && 

            iState == ECheckContacts )

        {

        iContactsCounter++;

        // delete to release the lock of contact

        delete iContact;

        iContact = NULL;

        IssueRequest();

        }

    else if ( aResult.iOpCode == MVPbkContactObserver::EContactCommit )

        {

        FinishCommand( KErrNone );

        }

    }

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

// CPguAddMembersCmd::ContactOperationFailed

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

//

void CPguAddMembersCmd::ContactOperationFailed

        ( TContactOp aOpCode, TInt aErrorCode, TBool aErrorNotified )

    {

    if ( aOpCode == MVPbkContactObserver::EContactLock && 

            iState == ECheckContacts )

        {

        delete iContact;

        iContact = NULL;

        FinishCommand( aErrorCode );

        }

    else if ( !aErrorNotified )

        {

        FinishCommand( aErrorCode );

        }

    else

        {

        FinishCommand( KErrNone );

        }

    }

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

// CPguAddMembersCmd::ContactViewReady

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

//

void CPguAddMembersCmd::ContactViewReady

        ( MVPbkContactViewBase& /*aView*/ )

    {

    // Do nothing

    }

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

// CPguAddMembersCmd::ContactViewUnavailable

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

//

void CPguAddMembersCmd::ContactViewUnavailable

        ( MVPbkContactViewBase& /*aView*/ )

    {

    // Do nothing

    }

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

// CPguAddMembersCmd::ContactAddedToView

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

//

void CPguAddMembersCmd::ContactAddedToView

        ( MVPbkContactViewBase& /*aView*/, TInt /*aIndex*/,

          const MVPbkContactLink& /*aContactLink*/ )

    {

    // Do nothing

    }

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

// CPguAddMembersCmd::ContactRemovedFromView

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

//

void CPguAddMembersCmd::ContactRemovedFromView

        ( MVPbkContactViewBase& /*aView*/, TInt /*aIndex*/,

          const MVPbkContactLink& /*aContactLink*/ )

    {

    // Do nothing

    }

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

// CPguAddMembersCmd::ContactViewError

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

//

void CPguAddMembersCmd::ContactViewError

        ( MVPbkContactViewBase&/*aView */,

        TInt aError, TBool /*aErrorNotified*/ )

    {

    FinishCommand( aError );

    }

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

// CPguAddMembersCmd::IsContactIncluded

//

// This function should be as efficient as possible because it's called

// as many times as there are contacts in all contacts view.

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

//

TBool CPguAddMembersCmd::IsContactIncluded

        ( const MVPbkBaseContact& aContact )

    {

    TBool result = ETrue;

    TRAPD ( err,

        {

        // Contacts that already belongs to the group are NOT included

        // to the fetch dialog.

        if ( !iContactsInGroup )

            {

            iContactsInGroup = iContactGroup->ItemsContainedLC();

            CleanupStack::Pop(); // iContactsInGroup

            }

        const TInt count( iContactsInGroup->Count() );

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

            {

            if ( iContactsInGroup->At( i ).RefersTo( aContact ) )

                {

                result = EFalse;

                break;

                }

            }

        });

    if ( err != KErrNone )

        {

        CCoeEnv::Static()->HandleError( err );

        }

    return result;

    }

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

// CPguAddMembersCmd::AcceptFetchSelectionL

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

//

MPbk2FetchDlgObserver::TPbk2FetchAcceptSelection

    CPguAddMembersCmd::AcceptFetchSelectionL

        ( TInt /*aNumMarkedEntries*/,

          MVPbkContactLink& /*aLastSelection*/ )

    {

    return MPbk2FetchDlgObserver::EFetchYes;

    }

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

// CPguAddMembersCmd::FetchCompletedL

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

//

void CPguAddMembersCmd::FetchCompletedL

        ( MVPbkContactLinkArray* aMarkedEntries )

    {

    if ( aMarkedEntries )

        {

        PrepareFetchResultsL( aMarkedEntries );

        }

    else

        {

        FinishCommand( KErrNone );

        }

    }

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

// CPguAddMembersCmd::FetchCanceled

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

//

void CPguAddMembersCmd::FetchCanceled()

    {

    FinishCommand( KErrNone );

    }

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

// CPguAddMembersCmd::FetchAborted

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

//

void CPguAddMembersCmd::FetchAborted()

    {

    FinishCommand( KErrNone );

    }

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

// CPguAddMembersCmd::FetchOkToExit

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

//

TBool CPguAddMembersCmd::FetchOkToExit()

    {

    return ETrue;

    }

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

// CPguAddMembersCmd::ContactRelocatedL

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