/*

* Copyright (c) 2009 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:  To handle Calendar Db filed

*

*/

// system includes

#include <AknPopupField.h>

#include <AknQueryValueText.h>

#include <AknQueryDialog.h>

#include <badesca.h>

#include <calentry.h>

#include <centralrepository.h>

#include <CalenDefaultEditorsData.rsg>

#include <calsession.h>

#include <calencontext.h>

#include <caleninstanceid.h>            // TCalenInstanceId

#include <calenservices.h>

#include <calcalendarinfo.h>

// user includes

#include "calendbfield.h"

#include "CalenDefaultEditors.hrh"

#include "calenunifiededitor.h"

#include "CalendarPrivateCRKeys.h"

#include "calendarui_debug.h"

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

// CCalenDbField::NewL

// First Phase constuctor

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

//

CCalenDbField* CCalenDbField::NewL( CCalenUnifiedEditor& aUnifiedEditor,MCalenServices& aServices  )

    {

    TRACE_ENTRY_POINT;

    CCalenDbField* self = 

        new( ELeave ) CCalenDbField( aUnifiedEditor, aServices );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    TRACE_EXIT_POINT;

    return self;

    }

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

// CCalenDbField::CCalenDbField

// C++ constructor

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

//

CCalenDbField::CCalenDbField( CCalenUnifiedEditor& aUnifiedEditor,MCalenServices& aServices )

    : iUnifiedEditor( aUnifiedEditor ),

    iServices(&aServices)

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::ConstructL

// second phase constructor

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

//

void CCalenDbField::ConstructL()

    {

    TRACE_ENTRY_POINT;    

    //Get MultipleDbInfo array

    RPointerArray<CCalCalendarInfo>  calendarInfoList; 

    iServices->GetAllCalendarInfoL(calendarInfoList);

    CleanupClosePushL( calendarInfoList );

    iDbNamesArrayText = new ( ELeave ) CDesCArrayFlat( calendarInfoList.Count()+1 );

    for(TInt i=0 ; i < calendarInfoList.Count();i++ )

    	{

    	HBufC* calendarName=( *calendarInfoList[i] ).NameL().AllocLC();

    	iDbNamesArrayText->AppendL( *calendarName );   

    	CleanupStack::PopAndDestroy( calendarName ); 	

    	}  

    CleanupStack::PopAndDestroy( &calendarInfoList );

    // create textarray

    iDbNamesArray = CAknQueryValueTextArray::NewL();

    iDbNamesArray->SetArray( *iDbNamesArrayText );

    iDbNamesTextValues = CAknQueryValueText::NewL();

    iDbNamesTextValues->SetArrayL( iDbNamesArray );    

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::~CCalenDbField

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

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

//

CCalenDbField::~CCalenDbField()

    {

    TRACE_ENTRY_POINT;

    if( iAsyncDBquery )

        {

        iAsyncDBquery->Cancel();

        delete iAsyncDBquery;

        iAsyncDBquery = NULL;

        }

    delete iDbNamesArrayText;

    delete iDbNamesArray;

    delete iDbNamesTextValues;

    delete iCalendarFileName;

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::InitDbFieldLayoutL

// Updates fields just before the form is shown.

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

//

void CCalenDbField::InitDbFieldLayoutL()

    {

    TRACE_ENTRY_POINT;

    CAknPopupField* pops =

        static_cast<CAknPopupField*>( iUnifiedEditor.Control( ECalenEditorDBName ) );

    pops->SetQueryValueL( iDbNamesTextValues ); 

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::SetDataToEditorL

// update data in form

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

//

void CCalenDbField::SetDataToEditorL()

    {

    TRACE_ENTRY_POINT;

    //Get MultipleDbInfo array

    RPointerArray<CCalCalendarInfo> calendarInfoList;

    iServices->GetAllCalendarInfoL(calendarInfoList);

    CleanupClosePushL(calendarInfoList);

    TInt index = KErrNotFound;

    if (iUnifiedEditor.IsCreatingNewEntry())

        {

        TBuf<KMaxFileName> lastUsedCalendar;

        CRepository* cenRep = CRepository::NewLC(KCRUidCalendar);

        User::LeaveIfError(cenRep->Get(KCalendarLastUsedCalendar,

                lastUsedCalendar));

        HBufC* name = lastUsedCalendar.AllocLC();

        index = calendarInfoList.Find(*name,

                CCalenDbField::CalendarInfoNameIdentifierL);

        if (KErrNotFound == index)

            {

            User::LeaveIfError(cenRep->Set(KCalendarLastUsedCalendar,

                    name->Des()));

            }

        CleanupStack::PopAndDestroy(name);

        CleanupStack::PopAndDestroy(cenRep);

        }

    else

        {

        TCalCollectionId colId = iServices->Context().InstanceId().iColId;

        HBufC* calendarFileName= iServices->GetCalFileNameForCollectionId(colId).AllocLC();

        index = calendarInfoList.Find(*calendarFileName,

                CCalenDbField::CalendarInfoNameIdentifierL);

        CleanupStack::PopAndDestroy(calendarFileName);

        }

    if (index != KErrNotFound)

        {

        iDbNamesTextValues->SetCurrentValueIndex(index);

        }

    if (KErrNotFound == index)

        {

        iDbNamesTextValues->SetCurrentValueIndex(0);

        }

    TInt pos = iDbNamesTextValues->CurrentValueIndex();

    HBufC* calendarFileName = calendarInfoList[pos]->FileNameL().AllocLC();

    iPreviousColId = iCurrentColId

            = iServices->SessionL(*calendarFileName).CollectionIdL();

    CleanupStack::PopAndDestroy(calendarFileName);

    iUnifiedEditor.EditorDataHandler().SetCalendarFieldEditedL(

            IsCalendarEdited(), iPreviousColId, iCurrentColId);

    CleanupStack::PopAndDestroy(&calendarInfoList);

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::SetDataToEditorL

// update data in form

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

//

void CCalenDbField::SetDataToEditorL(const TCalCollectionId& aColId)

    {

    TRACE_ENTRY_POINT;

    //Get MultipleDbInfo array

    RPointerArray<CCalCalendarInfo> calendarInfoList;

    iServices->GetAllCalendarInfoL(calendarInfoList);

    CleanupClosePushL(calendarInfoList);

    TInt index = KErrNotFound;   

    HBufC* calendarFileName= iServices->GetCalFileNameForCollectionId(aColId).AllocLC();

    index = calendarInfoList.Find(*calendarFileName, CCalenDbField::CalendarInfoNameIdentifierL);

    CleanupStack::PopAndDestroy(calendarFileName);        

    if (KErrNotFound == index)

        {

        iDbNamesTextValues->SetCurrentValueIndex(0);

        }

    else

        {

        iDbNamesTextValues->SetCurrentValueIndex(index);

        }

    iUnifiedEditor.EditorDataHandler().SetCalendarFieldEditedL(

            IsCalendarEdited(), iPreviousColId, iCurrentColId);

    CleanupStack::PopAndDestroy(&calendarInfoList);

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::HandleControlStateChangeL

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

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

//

void CCalenDbField::HandleControlStateChangeL( TInt aControlId )

    {

    TRACE_ENTRY_POINT;

    switch(aControlId)

        {

        case ECalenEditorDBName:

            {

            TBool continueOnError = EFalse;

            ReadDataFromFormL( continueOnError );

            iUnifiedEditor.EditorDataHandler().SetCalendarFieldEditedL(IsCalendarEdited()

                                                            ,iPreviousColId,iCurrentColId);

            TCallBack callback(DoAsyncShowChangeDBQueryL,this);

            iAsyncDBquery = new(ELeave) CAsyncCallBack(callback,CActive::EPriorityStandard);

            iAsyncDBquery->CallBack();

            break;

            }

        default: 

            break;

        }               

    TRACE_EXIT_POINT;

    }

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

// CallBackForShowinginfonote

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

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

//

TInt CCalenDbField::DoAsyncShowChangeDBQueryL(TAny* aThisPtr)

    {

    TRACE_ENTRY_POINT

    CCalenDbField* self = static_cast<CCalenDbField*>(aThisPtr);

    if(self)

        {

        self->ShowChangeDBQueryL();

        }

    TRACE_EXIT_POINT

    return 0;

    }

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

// CCalenDbField::ReadDataFromFormL

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

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

//

void CCalenDbField::ReadDataFromFormL( TBool /*aContinueOnError*/ )

    {

    TRACE_ENTRY_POINT;

    RPointerArray<CCalCalendarInfo> calendarInfoList; 

    iServices->GetAllCalendarInfoL(calendarInfoList);

    CleanupClosePushL( calendarInfoList );

    TInt pos;

    if( calendarInfoList.Count() == 1 )

        {

         pos = 0;

        }

    else

        {

        pos = iDbNamesTextValues->CurrentValueIndex();

        }

    HBufC* calendarFileName = calendarInfoList[pos]->FileNameL().AllocLC();

    iCurrentColId = iServices->SessionL(*calendarFileName).CollectionIdL();

    CleanupStack::PopAndDestroy(calendarFileName);

    CleanupStack::PopAndDestroy( &calendarInfoList );

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::PrepareForFocusTransitionL

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

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

//

void CCalenDbField::PrepareForFocusTransitionL( TInt aFocusedId )

    {

    TRACE_ENTRY_POINT;

    switch(aFocusedId)

        {

        case ECalenEditorDBName:

            {

            TBool continueOnError = EFalse;

            ReadDataFromFormL( continueOnError );

            break;

            }

        default: 

            break;

        }				

    TRACE_EXIT_POINT;

    }

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

// CCalenDbField::GetCalendarIndexForEntryL

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

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

//

TInt CCalenDbField::GetCalendarIndexForEntryL()

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return iDbNamesTextValues->CurrentValueIndex();;

    }

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

// CCalenDbField::GetCalendarNameForEntryL

// get calendar name for the entry

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

//

const TDesC& CCalenDbField::GetCalendarNameForEntryL()

    {

    TRACE_ENTRY_POINT

    if(iCalendarFileName)

        {

        delete iCalendarFileName;

        iCalendarFileName = NULL;

        }

    RPointerArray<CCalCalendarInfo> calendarInfoList; 

    iServices->GetAllCalendarInfoL(calendarInfoList);

    CleanupClosePushL( calendarInfoList );

    TInt pos = iDbNamesTextValues->CurrentValueIndex();

    iCalendarFileName = calendarInfoList[pos]->FileNameL().AllocL();

    CleanupStack::PopAndDestroy( &calendarInfoList );

    TRACE_EXIT_POINT

    return *iCalendarFileName;

    }

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

// CCalenDbField::IsCalendarEdited

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

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

//	

TBool CCalenDbField::IsCalendarEdited()

    {

    TRACE_ENTRY_POINT

    TRACE_EXIT_POINT

    return (iPreviousColId != iCurrentColId);

    }

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

// CCalenDbField::CalendarInfoNameIdentifierL

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

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

//  

TBool CCalenDbField::CalendarInfoNameIdentifierL( const HBufC* aName,

                                           const CCalCalendarInfo& aInfoItem )

    {

    TRACE_ENTRY_POINT;

    TPtrC calendarFileName = aInfoItem.FileNameL();

    TRACE_EXIT_POINT;

    return (!calendarFileName.CompareF(*aName));

    }

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

// CCalenDbField::ShowChangeDBQueryL

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

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

//  

void CCalenDbField::ShowChangeDBQueryL()

    {

    //Check the child entries for the repeated entry

    //The entry which is changing the calendar having any childs 

    //show this information note to the user.

    CCalEntry& originalEntry = iUnifiedEditor.EditorDataHandler().Entry();

    RPointerArray<CCalEntry> childEntries;

    CleanupClosePushL(childEntries);

    iServices->EntryViewL(iPreviousColId)->FetchL(originalEntry.UidL(), childEntries);            

    if(IsCalendarEdited() && (childEntries.Count() > 1))

        {

        TCalCollectionId  currentId = iCurrentColId;

        SetDataToEditorL();                    

        iUnifiedEditor.UpdateFormL();

        CAknQueryDialog* dlg = CAknQueryDialog::NewL();

        if( dlg->ExecuteLD( R_CALEN_DB_CHANGE_QUERY ) )

            {

            iCurrentColId = currentId;

            SetDataToEditorL(iCurrentColId);

            iUnifiedEditor.UpdateFormL();

            }

        }            

    CleanupStack::PopAndDestroy( &childEntries );                

    }

// End of File