/*

* Copyright (c) 2008 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:  Implementation of the class CPbkxRclContactUpdater.

*

*/

#include "emailtrace.h"

#include <pbk2rclengine.rsg>

#include <CPbkSingleEntryFetchDlg.h>

#include <CPbkContactEngine.h>

#include <CPbkMemoryEntryAddItemDlg.h>

#include <StringLoader.h>

#include <CPbkFieldInfo.h>

#include <CPbkFieldsInfo.h>

#include <aknnotedialog.h>

#include <coemain.h>

#include <data_caging_path_literals.hrh>

#include <bautils.h>

#include "cpbkxrclcontactupdater.h"

#include "pbkxrclutils.h"

#include "pbkxrclengineconstants.h"

#include "pbkxremotecontactlookuppanic.h"

// Local constants

_LIT(KPbkRomFileDrive, "z:");

_LIT(KPbkViewResourceFile, "PbkView.rsc");

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

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

// CPbkxRclContactUpdater::NewL

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

//

CPbkxRclContactUpdater* CPbkxRclContactUpdater::NewL(

    CPbkContactEngine& aEngine )

    {

    FUNC_LOG;

    CPbkxRclContactUpdater* updater = CPbkxRclContactUpdater::NewLC( aEngine );

    CleanupStack::Pop( updater );

    return updater;

    }

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

// CPbkxRclContactUpdater::NewLC

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

//

CPbkxRclContactUpdater* CPbkxRclContactUpdater::NewLC(

    CPbkContactEngine& aEngine )

    {

    FUNC_LOG;

    CPbkxRclContactUpdater* updater = 

        new ( ELeave ) CPbkxRclContactUpdater( aEngine );

    CleanupStack::PushL( updater );

    updater->ConstructL();

    return updater;

    }

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

// CPbkxRclContactUpdater::CPbkxRclContactUpdater

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

//

CPbkxRclContactUpdater::CPbkxRclContactUpdater( CPbkContactEngine& aEngine ) :

    CBase(), iEngine( aEngine )

    {

    FUNC_LOG;

    }

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

// CPbkxRclContactUpdater::~CPbkxRclContactUpdater

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

//

CPbkxRclContactUpdater::~CPbkxRclContactUpdater()

    {

    FUNC_LOG;

    CCoeEnv::Static()->DeleteResourceFile( iResourceFileOffset );

    }

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

// CPbkxRclContactUpdater::ConstructL

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

//

void CPbkxRclContactUpdater::ConstructL()

    {

    FUNC_LOG;

    // First load Phonebook resource file so that dialog will find resources

    CCoeEnv* coeEnv = CCoeEnv::Static();

    TFileName resourceFile;

    resourceFile.Copy( KPbkRomFileDrive );

    resourceFile.Append( KDC_RESOURCE_FILES_DIR );

    resourceFile.Append( KPbkViewResourceFile );    

    BaflUtils::NearestLanguageFile( coeEnv->FsSession(), resourceFile );

    TRAPD( status,

            iResourceFileOffset = coeEnv->AddResourceFileL( resourceFile ) );

    if( status != KErrNone )

        {

        PbkxRclPanic( EPbkxRclPanicGeneral );       

        }

    else 

        {

        }

    }

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

// CPbkxRclContactUpdater::UpdateContactL

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

//

HBufC* CPbkxRclContactUpdater::UpdateContactL( TPbkContactItemField& aField )

    {

    FUNC_LOG;

    // first ask user to select the contact in which the field is added

    CPbkSingleEntryFetchDlg::TParams params;

    params.iContactView = &iEngine.AllContactsView();

    CPbkSingleEntryFetchDlg* fetchDlg = CPbkSingleEntryFetchDlg::NewL( params );

    fetchDlg->ResetWhenDestroyed( &fetchDlg );

    TInt res = 0;

    res = fetchDlg->ExecuteLD();

    CPbkContactItem* contactItem = NULL;

    HBufC* text = NULL;

    if ( res != 0 && params.iSelectedEntry != KNullContactId )

        {

        contactItem = iEngine.OpenContactL( params.iSelectedEntry );

        CleanupStack::PushL( contactItem );

        CPbkFieldInfo& fieldInfo = aField.FieldInfo();

        TPbkContactItemField* field = NULL;

        if ( fieldInfo.Multiplicity() == EPbkFieldMultiplicityOne )

            {

            // there can be only one field of this type. query user to select

            // a field in which data is to be saved

            field = SelectUpdatedFieldL( *contactItem, fieldInfo );

            }

        else

            {

            // add new field to contact

            field = &( contactItem->AddFieldL( aField.FieldInfo() ) );

            }

        if ( field != NULL )

            {

            if ( field->StorageType() == KStorageTypeText )

                {

                field->TextStorage()->SetTextL( aField.Text() );

                }

            else if ( field->StorageType() == KStorageTypeDateTime )

                {

                field->DateTimeStorage()->SetTime( aField.Time() );

                }

            iEngine.CommitContactL( *contactItem );

            // build string returned to the caller

            text = ConstructUpdatedTextL( *contactItem, *field );

            }

        else

            {

            iEngine.CloseContactL( contactItem->Id() );

            }

        CleanupStack::PopAndDestroy( contactItem );

        }

    return text;

    }

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

// CPbkxRclContactUpdater::SelectUpdatedFieldL

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

//

TPbkContactItemField* CPbkxRclContactUpdater::SelectUpdatedFieldL(

    CPbkContactItem& aContactItem,

    CPbkFieldInfo& aFieldInfo )

    {

    FUNC_LOG;

    TPbkContactItemField* retField = NULL;

    TInt fieldCount = 0;

    CPbkFieldInfo* info = SelectFieldL( aFieldInfo, fieldCount );

    while ( info != NULL && retField == NULL )

        {

        retField = aContactItem.AddOrReturnUnusedFieldL( *info );

        // iterate until user selects field or cancels

        if ( retField == NULL )

            {

            // there is already given field. ask user if it is ok to replace

            // existing data

            HBufC* dlgText = StringLoader::LoadLC( 

                R_QTN_RCL_REPLACE_EXISTING_DETAIL_NOTE,

                info->FieldName() );

            CAknNoteDialog* dialog = new ( ELeave ) CAknNoteDialog();

            dialog->PrepareLC( R_RCL_CONFIRMATION_NOTE_YES_CANCEL );

            dialog->SetTextL( *dlgText );

            if ( dialog->RunLD() )

                {

                retField = aContactItem.FindField( *info );

                }

            else

                {

                // user cancelled dialog

                if ( fieldCount > 1 )

                    {

                    // show select field dialog again

                    info = SelectFieldL( aFieldInfo, fieldCount );

                    }

                else

                    {

                    // exit the loop because user refused to update existing 

                    // field and there are no other choices for the fields

                    // to be updated

                    info = NULL;

                    }

                }

            CleanupStack::PopAndDestroy( dlgText );

            }

        }

    return retField;

    }

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

// CPbkxRclContactUpdater::ConstructUpdatedTextL

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

//

HBufC* CPbkxRclContactUpdater::ConstructUpdatedTextL(

    CPbkContactItem& aContactItem,

    TPbkContactItemField& aField )

    {

    FUNC_LOG;

    HBufC* firstName = PbkxRclUtils::FieldTextL( 

        &aContactItem, 

        EPbkFieldIdFirstName );

    CleanupStack::PushL( firstName );

    HBufC* lastName = PbkxRclUtils::FieldTextL( 

        &aContactItem, 

        EPbkFieldIdLastName );

    CleanupStack::PushL( lastName );

    RBuf name;

    CleanupClosePushL( name );

    // +1 comes for the space in the format

    name.CreateL( firstName->Length() + lastName->Length() + 1 );

    name.Format( KNameFormat, firstName, lastName );

    CDesCArrayFlat* textArray = 

        new ( ELeave ) CDesCArrayFlat( KArrayGranularity );

    CleanupStack::PushL( textArray );

    textArray->AppendL( aField.FieldInfo().FieldName() );

    textArray->AppendL( name );

    HBufC* text = StringLoader::LoadL( 

        R_QTN_RCL_UPDATE_NOTE,

        *textArray );

    CleanupStack::PopAndDestroy( textArray );

    CleanupStack::PopAndDestroy( &name );

    CleanupStack::PopAndDestroy( lastName );

    CleanupStack::PopAndDestroy( firstName );

    return text;

    }

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

// CPbkxRclContactUpdater::SelectFieldL

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

//

CPbkFieldInfo* CPbkxRclContactUpdater::SelectFieldL(

    CPbkFieldInfo& aFieldInfo,

    TInt& aFieldCount )

    {

    FUNC_LOG;

    // construct possible field types

    const CPbkFieldsInfo& fields = iEngine.FieldsInfo();

    CArrayPtrFlat<CPbkFieldInfo>* fieldArray = 

        new ( ELeave ) CArrayPtrFlat<CPbkFieldInfo>( KArrayGranularity );

    CleanupStack::PushL( fieldArray );

    TPbkFieldLocation locs[] = { 

        EPbkFieldLocationNone, 

        EPbkFieldLocationHome,

        EPbkFieldLocationWork };

    TInt locCount = sizeof( locs ) / sizeof( TPbkFieldLocation );

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

        {

        CPbkFieldInfo* field = fields.Find( aFieldInfo.FieldId(), locs[i] );

        if ( field != NULL )

            {

            fieldArray->AppendL( field );

            }

        }

    aFieldCount = fieldArray->Count();

    CPbkFieldInfo* retField = NULL;

    if ( fieldArray->Count() == 1 )

        {

        retField = ( *fieldArray )[0];

        }

    else

        {

        CPbkItemTypeSelectAddToExisting* selectionDlg = 

            new ( ELeave ) CPbkItemTypeSelectAddToExisting();

        retField = selectionDlg->ExecuteLD( *fieldArray );

        }

    CleanupStack::PopAndDestroy( fieldArray );

    return retField;

    }