/*

* Copyright (c) 2002-2004 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 : 

*

*/

// user includes

#include "calenrepeatfield.h"

#include "CalenDefaultEditors.hrh"

#include "CalenDescription.h"

#include "calennotedatautil.h"

#include "calenentryutil.h"

#include "CalenEditorDataHandler.h"

// system includes

#include <AknPopupField.h>

#include <AknQueryValueText.h>

#include <calentry.h>

#include <calrrule.h>

#include <calendateutils.h>

#include <CalenDefaultEditorsData.rsg>

// debug

#include "calendarui_debug.h"

//Feb 29th will be read as 28 as indexing of days starts from 0,1,2....

const TInt KLastDayInFebLeapYear = 28;

// CONSTRUCTION AND DESTRUCTION METHODS

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

// CCalenRepeatField::NewL

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

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

//

CCalenRepeatField* CCalenRepeatField::NewL( CCalenUnifiedEditor& aUnifiedEditor )

    {

    TRACE_ENTRY_POINT;

    CCalenRepeatField* self =

        new( ELeave ) CCalenRepeatField( aUnifiedEditor );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    TRACE_EXIT_POINT;

    return self;

    }

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

// CCalenRepeatField::CCalenRepeatField

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

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

//

CCalenRepeatField::CCalenRepeatField( CCalenUnifiedEditor& aUnifiedEditor )

    : iUnifiedEditor( aUnifiedEditor )

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::ConstructL

// second phase constructor

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

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

//

void CCalenRepeatField::ConstructL()

    {

    TRACE_ENTRY_POINT;

    // read resource for confideitiality popup list

    iRepeatArrayText = iUnifiedEditor.ControlEnv()->ReadDesCArrayResourceL(

            R_CALEN_EDITOR_REPEAT_POPUP_ITEMS);

    // create textarray

    iRepeatArray = CAknQueryValueTextArray::NewL();

    iRepeatTextValues = CAknQueryValueText::NewL();

    iRepeatArray->SetArray(*iRepeatArrayText);

    iRepeatTextValues->SetArrayL(iRepeatArray);

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::~CCalenRepeatField

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

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

//

CCalenRepeatField::~CCalenRepeatField()

    {

    TRACE_ENTRY_POINT;

    delete iRepeatArrayText;

    delete iRepeatArray;

    delete iRepeatTextValues;

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::HandleControlStateChangedL

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

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

//

void CCalenRepeatField::HandleControlStateChangeL( TInt aControlId )

    {

    TRACE_ENTRY_POINT;

    switch (aControlId)

        {

        case ECalenEditorRepeat:

            {

            NotifyChangeRepeatChoiceL();

            break;

            }

        default:

            {

            break;

            }

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::HandleErrorL

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

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

//

TBool CCalenRepeatField::HandleErrorL( const TInt& aError )

    {

    TRACE_ENTRY_POINT;

    TBool handled = EFalse;

    switch ( aError )

        {

        case CCalenEditorDataHandler::EFormErrRepeatUntilEarlierThanNote:

            {

            // ReapetUntill is earlier that note instance

            iUnifiedEditor.TryChangeFocusToL( ECalenEditorRepeatUntil );

            handled = ETrue;

            break;

            }

        case CCalenEditorDataHandler::EFormErrStopTimeEarlierThanStartTime:

            {

            TInt newFocusId = ECalenEditorEndDate;

            // Stop time erarliar that satrt time of event

            if( CalenDateUtils::OnSameDay( iUnifiedEditor.Edited().StartDateTime(),

                    iUnifiedEditor.Edited().EndDateTime() ) )

                {

                newFocusId = ECalenEditorEndTime;

                }

            iUnifiedEditor.TryChangeFocusToL( newFocusId );

            handled = ETrue;

            break;

            }

        case CCalenEditorDataHandler::EFormErrCancelSaveRepNoteWhenStartChange:

            {

            iUnifiedEditor.TryChangeFocusToL( ECalenEditorStartDate );

            handled = ETrue;

            break;

            }

        default:

            {

            handled = EFalse;

            break;

            }

        }

    TRACE_EXIT_POINT;

    return handled;

    }

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

// CCalenRepeatField::FormRepeatType

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

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

//

TCalenRepeatIndex CCalenRepeatField::FormRepeatType()

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return static_cast<TCalenRepeatIndex>( iRepeatTextValues->CurrentValueIndex() );

    }

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

// CCalenRepeatField::FormRepeatUntilDateTimeL

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

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

//

TTime CCalenRepeatField::FormRepeatUntilDateTimeL()

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return iUnifiedEditor.EditorFields().ReadDateField( ECalenEditorRepeatUntil );

    }

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

// CCalenMeetingForm::DeleteOtherItemFromRepeatField

// Delete "Other" item from repeat field.

// It MUST be called in following case.

// 1. Default repeat value is other then "Other".

// 2. Repeat is changed from "Other" to another value.

//

// If "Other" item has already been deleted, nothing is executed.

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

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

//

void CCalenRepeatField::DeleteOtherItemFromRepeatField()

    {

    TRACE_ENTRY_POINT;

    TInt itemCount = iRepeatArrayText->Count();

    if ( itemCount > ERepeatOther )

        // ERepeatOther is the last item index,

        // which is zero origin.

        {

        iRepeatArrayText->Delete( ERepeatOther );

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::NotifyChangeRepeatChoiceL

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

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

//

void CCalenRepeatField::NotifyChangeRepeatChoiceL()

    {

    TRACE_ENTRY_POINT;

    TInt repeatType = iRepeatTextValues->CurrentValueIndex();

    if ( repeatType == ERepeatNotRepeated )

        {

        // Repeat type field value selected as 'Non repeating'

        iUnifiedEditor.Edited().SetNonRepeatingL();

        SetRepeatUntilLineDimmedL( ETrue );

        UpdateEndDateTimeFields();

        }

    else

        {

        TTime start = iUnifiedEditor.Edited().StartDateTime();

        TTime until;

        if ( iUnifiedEditor.Edited().IsRepeating() )

            {

            until = iUnifiedEditor.Edited().RepeatUntilDateTime();

            }

        else

            {

			//Fix for repeated event date change:

            TDateTime startDate = start.DateTime();

            //Checking for leap year feb.29th, next year it should be 28.

            TInt untilDay;

            if(startDate.Month() == EFebruary && startDate.Day() == KLastDayInFebLeapYear)

                {

                untilDay = KLastDayInFebLeapYear - 1;

                }

            else

                {

                untilDay = startDate.Day();

                }

            TDateTime repOneYear(startDate.Year()+1,startDate.Month(), untilDay, 0, 0, 0, 0);

            TTime aTime( repOneYear );

            until = aTime;

            }

        iUnifiedEditor.Edited().SetRepeatingL( static_cast<TCalenRepeatIndex>( repeatType ), until );

        SetRepeatUntilLineDimmedL( EFalse );

        SetDataToEditorL();

        }

    if ( repeatType != ERepeatOther )

        {

        // Nothing is executed if "Other" item has already been deleted.

        DeleteOtherItemFromRepeatField();

        }

    iUnifiedEditor.UpdateFormL();

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::SetRepeatUntilLineDimmedL

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

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

//

void CCalenRepeatField::SetRepeatUntilLineDimmedL( const TBool& aDimmed )

    {

    TRACE_ENTRY_POINT;

    CCoeControl* repUntilCtrl = iUnifiedEditor.ControlOrNull( ECalenEditorRepeatUntil );

    if(aDimmed)

        {

        if( repUntilCtrl )

            {

            // Delete RepeatUntil line from From

            iUnifiedEditor.DeleteLine( ECalenEditorRepeatUntil, ETrue );

            }

        }

    else

        {

        if( !repUntilCtrl )

            {

            // Insert RepeatUntil line to From

            iUnifiedEditor.InsertFieldL( R_CALEN_EDITOR_REPEAT_UNTIL_ITEM,

                              ECalenEditorRepeatUntil, ECalenEditorRepeat );

            }

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::UpdateEndDateTimeFields

// Called when "Repeat" is updated from any repeat value

// to "Not Repeated".

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

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

//

void CCalenRepeatField::UpdateEndDateTimeFields()

    {

    TRACE_ENTRY_POINT;

    TTime end = iUnifiedEditor.Edited().EndDateTime();

	if( iUnifiedEditor.HasField(ECalenEditorEndDate) )

        {

        // Set End Date field value in Editor

        iUnifiedEditor.EditorFields().SetDateField( ECalenEditorEndDate, end, EFalse );

        }

	if( iUnifiedEditor.HasField( ECalenEditorEndTime ) )

        {

        // Set End Time field value in Editor

        iUnifiedEditor.EditorFields().SetTimeField( ECalenEditorEndTime, end );

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::AskRepeatingNoteQueriesL

// Ask the user of the repeat type when neccessary

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

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

//

CCalenEditorDataHandler::TError CCalenRepeatField::AskRepeatingNoteQueriesL(

    CalCommon::TRecurrenceRange& aRepeatType)

    {

    TRACE_ENTRY_POINT;

    CCalenEditorDataHandler::TError error = CCalenEditorDataHandler::EFormErrNone;

    if( ShouldQueryRepeatTargetL() )

        {

        // Query whether user want to edit This/all instanced of repeat entry.

        error = QueryRepeatTargetL( aRepeatType );

        }

    TRACE_EXIT_POINT;

    return error;

    }

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

// CCalenRepeatField::ShouldQueryRepeatTargetL

// Check if the repeat query should be shown

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

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

//

TBool CCalenRepeatField::ShouldQueryRepeatTargetL()

    {

    TRACE_ENTRY_POINT;

    /**

     * Show save to this/all query if:

     *   Editing a repeating entry (not for child entries!!!)

     *    AND

     *   any of the following fields have changed:

     *    subject, location, description,

     *    start time, end time, (not for date changes)

     *    alarm state, alarm time, alarm date

     *

     **/

    if( iUnifiedEditor.IsCreatingNewEntry() ||

        ! iUnifiedEditor.Original().IsRepeating() ||

        ! iUnifiedEditor.Edited().IsRepeating() ||

        iUnifiedEditor.EditorDataHandler().IsChildL() )

        {

        TRACE_EXIT_POINT;

        return EFalse;

        }

    // This should take care of checking start date editing:

    if ( iUnifiedEditor.EditorDataHandler().IsRepeatRuleEdited() )

        {

        TRACE_EXIT_POINT;

        return EFalse;

        }

    TBool isInstanceFieldEdited =

    iUnifiedEditor.EditorDataHandler().IsSummaryEdited() ||

    iUnifiedEditor.EditorDataHandler().IsLocationEdited() ||

    iUnifiedEditor.EditorDataHandler().IsDescriptionEdited() ||

    iUnifiedEditor.EditorDataHandler().IsStartDateTimeEdited() ||

    iUnifiedEditor.EditorDataHandler().IsEndDateTimeEdited() ||

    iUnifiedEditor.EditorDataHandler().IsAlarmEditedL();

    TRACE_EXIT_POINT;

    return isInstanceFieldEdited;

    }

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

// CCalenRepeatField::QueryRepeatTargetL

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

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

//

CCalenEditorDataHandler::TError CCalenRepeatField::QueryRepeatTargetL(

    CalCommon::TRecurrenceRange& aRepeatType )

    {

    TRACE_ENTRY_POINT;

    const TBool ok = CalenNoteDataUtil::ShowRepeatTypeQueryL( aRepeatType,

                                                CalenNoteDataUtil::ESave );

    if( !ok )    // Repeat dialog is canceled

        {

        TRACE_EXIT_POINT;

        return CCalenEditorDataHandler::EFormErrCancelChangeRepeatingNote;

        }

    TRACE_EXIT_POINT;

    return CCalenEditorDataHandler::EFormErrNone;

    }

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

// CCalenRepeatField::ReadDataFromFormL

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

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

//

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

    {

    TRACE_ENTRY_POINT;

    // read repeat type data from form 

    TCalenRepeatIndex repeatType = FormRepeatType();

    if ( repeatType == ERepeatNotRepeated )

        {

        iUnifiedEditor.Edited().SetNonRepeatingL();

        }

    else

        {

        TTime until = iUnifiedEditor.Edited().RepeatUntilDateTime();

        until = FormRepeatUntilDateTimeL();

        iUnifiedEditor.Edited().SetRepeatingL( repeatType, until );

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::SetDataToEditorL

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

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

//

void CCalenRepeatField::SetDataToEditorL()

    {

    TRACE_ENTRY_POINT;

    // Update repeat field data in Form

    TCalenRepeatIndex pos = iUnifiedEditor.Edited().RepeatType();

    iRepeatTextValues->SetCurrentValueIndex( static_cast<TInt>( pos ) );

    if ( iUnifiedEditor.Edited().IsRepeating() )

        {

        // Set RepeatUntil date in Form

        TTime until = iUnifiedEditor.Edited().RepeatUntilDateTime();

        iUnifiedEditor.EditorFields().SetDateField( ECalenEditorRepeatUntil, until );

        }

    else

        {

        // Delete RepeatUntil line from Form

        SetRepeatUntilLineDimmedL( ETrue );

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenRepeatField::InitRepetFieldLayoutL

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

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

//

void CCalenRepeatField::InitRepetFieldLayoutL()

    {

    TRACE_ENTRY_POINT;

    CAknPopupField* pops =

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

    pops->SetQueryValueL(iRepeatTextValues);

    if( iUnifiedEditor.Edited().RepeatType() != ERepeatOther )

        {

        DeleteOtherItemFromRepeatField();

        }