/*

* 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:   This is the source file for the CClockAlarmArray class.

*

*/

// System includes

#include <coemain.h>

#include <AknUtils.h>

#include <clock.rsg>

#include <centralrepository.h>

#include <AknFepInternalCRKeys.h>

#include <StringLoader.h>

// User includes

#include "clockalarmarray.h"

#include "clkuialarmmodel.h"

#include "clock_debug.h"

// Constants

const TInt KTimeStringLength( 25 );

const TInt KFirstAlarmIndex( 0 );

// Literals

_LIT( KFieldSeparator, "\t" );

_LIT( KReplaceWhitespaceChars, "\x0009\x000A\x000B\x000C\x000D\x2028\x2029" );

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

// CClockAlarmArray::NewL

// rest of the details are commented in the header

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

//

CClockAlarmArray* CClockAlarmArray::NewL( CClkUiAlarmModel* aAlarmModel, CCoeEnv* aCoeEnv )

    {

	__PRINTS( "CClockAlarmArray::NewL - Entry" );

    CClockAlarmArray* self = new( ELeave ) CClockAlarmArray;

    CleanupStack::PushL( self );

    self->ConstructL( aAlarmModel, aCoeEnv );

    CleanupStack::Pop( self );

	__PRINTS( "CClockAlarmArray::NewL - Exit" );

    return self;

    }

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

// CClockAlarmArray::~CClockAlarmArray

// rest of the details are commented in the header

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

//

CClockAlarmArray::~CClockAlarmArray()

    {

	__PRINTS( "CClockAlarmArray::~CClockAlarmArray - Entry" );

    if( iOccuranceList )

        {

        delete iOccuranceList;

        iOccuranceList = NULL;

        }

    if( iWorkDaysList )

        {

        delete iWorkDaysList;

        iWorkDaysList = NULL;

        }

    if( iShortWorkDaysList )

        {

        delete iShortWorkDaysList;

        iShortWorkDaysList = NULL;

        }

    if( iListBoxEntry )

        {

        delete iListBoxEntry;

        iListBoxEntry = NULL;

        }

    if( iAlarmInactiveText )

        {

        delete iAlarmInactiveText;

        iAlarmInactiveText = NULL;

        }

    if( iTimeFormat )

        {

        delete iTimeFormat;

        iTimeFormat = NULL;

        }

    if( iDate )

        {

        delete iDate;

        iDate = NULL;

        }

    if( iNewAlarmText )

        {

        delete iNewAlarmText;

        iNewAlarmText = NULL;

        }

    iAlarmIdArray.Close();

	__PRINTS( "CClockAlarmArray::~CClockAlarmArray - Exit" );

    }

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

// CClockAlarmArray::MdcaCount

// rest of the details are commented in the header

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

//

TInt CClockAlarmArray::MdcaCount() const

    {

	__PRINTS( "CClockAlarmArray::MdcaCount - Entry" );

    TInt itemCount( KFirstAlarmIndex );

    // Iterate through the list and add only the active alarms.

    for( TInt index( KFirstAlarmIndex ); index < iAlarmIdArray.Count() && iAlarmIdArray[ index ] != 0; index++ )

        {

        SClkAlarmInfo alarmInformation;      

        TInt errorValue( iAlarmModel->ClockAlarmInfo( iAlarmIdArray[ index ], alarmInformation ) );

        // We return only active alarms.

        if( ( KErrNone == errorValue ) &&

            ( EAlarmStateInPreparation != alarmInformation.iState &&

              EAlarmStateNotified != alarmInformation.iState ) )

            {

            itemCount++;

            }

        }

	__PRINTS( "CClockAlarmArray::MdcaCount - Exit" );

    return itemCount;

    }

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

// CClockAlarmArray::MdcaPoint

// rest of the details are commented in the header

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

//

TPtrC16 CClockAlarmArray::MdcaPoint( TInt aIndex ) const

    {

	__PRINTS( "CClockAlarmArray::MdcaPoint - Entry" );

    SClkAlarmInfo alarmInfo;

    TBuf< KTimeStringLength > timeString;

    TAlarmId alarmId;

    // First get the sorted alarm information for the given index.

    GetSortedAlmIdInfo( aIndex, alarmId, alarmInfo );

    // Re-initialize the item to construct a new listbox entry.

    iListBoxEntry->Des().Zero();

    TPtr listEntryPtr = iListBoxEntry->Des();

    // First format and construct the time part.

    TTime alarmTime = alarmInfo.iOrigExpiryTime;

    TDateTime alarmDateTime  = alarmInfo.iAlarmTime.DateTime();   

    TInt alarmDay = alarmTime.DayNoInWeek();    

    // The timestring formatter.

    HBufC* formatString( NULL );

    TRAP_IGNORE(

            formatString = StringLoader::LoadL( R_QTN_TIME_USUAL_WITH_ZERO, iEnv );

            alarmTime.FormatL( timeString, *formatString ); );

    AknTextUtils::LanguageSpecificNumberConversion( timeString );

    // Go to the first item.

    listEntryPtr.Append( KFieldSeparator );

    // First append the alarm expiry time.

    listEntryPtr.Append( timeString );

    // Then append a space.

    listEntryPtr.Append( KSingleSpace );

    // Here we append date or text depending on the type of the alarm.

    switch( alarmInfo.iRepeat )

        {

        case EAlarmRepeatDefintionRepeatOnce:

        case EAlarmRepeatDefintionRepeatNext24Hours:

            {

            // For once only alarm, the date will have to be appended to the list item.

            TDateString dateString;

            alarmTime.FormatL( dateString, *iDate );

            AknTextUtils::DisplayTextLanguageSpecificNumberConversion( dateString );

            CRepository* cenRep( NULL );

            cenRep = CRepository::NewLC( KCRUidAknFep );

            TInt displayLanguage;

            // Get the current display language from CenRep.

            cenRep->Get( KAknFepLastUsedUILanguage, displayLanguage );

            // If Japanese

            if( displayLanguage == ELangJapanese )

                {

                // First the date and

                listEntryPtr.Append( dateString );

                listEntryPtr.Append( KSingleSpace );

                // then the day.

                listEntryPtr.Append( ( *iShortWorkDaysList )[ alarmDay ] );

                }

            else

                {

                // First the day and

                listEntryPtr.Append( ( *iShortWorkDaysList )[ alarmDay ] );

                listEntryPtr.Append( KSingleSpace );

                // then the date.

                listEntryPtr.Append( dateString );

                }

            // Cleanup.

            CleanupStack::PopAndDestroy( cenRep );

            }

            break;

        case EAlarmRepeatDefintionRepeatWeekly:

            {

            listEntryPtr.Append( ( *iWorkDaysList )[ alarmDay ] );

            }

            break;

        case EAlarmRepeatDefintionRepeatDaily:

            {

            listEntryPtr.Append( ( *iOccuranceList )[ 1 ] );

            }

            break;

        case EAlarmRepeatDefintionRepeatWorkday:

            {

            listEntryPtr.Append( ( *iOccuranceList )[ 2 ]);

            }

            break;

        default:

            {

            // Error if control comes here. addding space to avoid crash.

            listEntryPtr.Append( KSingleSpace );

            }

            break;

        }

    // Go to the next item.

    listEntryPtr.Append( KFieldSeparator );

    // Append the description.

    if( EAlarmStatusDisabled == alarmInfo.iStatus )

        {

        listEntryPtr.Append( iAlarmInactiveText->Des() );

        }

    else if( EAlarmStateSnoozed == alarmInfo.iState )

        {

        // Reset the strings.

        timeString.Zero();

        alarmInfo.iAlarmTime.FormatL( timeString, *iTimeFormat );

        HBufC* alarmSnoozedText( NULL );

        alarmSnoozedText = StringLoader::LoadL( R_QTN_CLK_ALARMS_VIEW_SNOOZED_ALARM, timeString, iEnv );     

        TPtr alarmSnoozedTextPtr = alarmSnoozedText->Des();

        AknTextUtils::DisplayTextLanguageSpecificNumberConversion( alarmSnoozedTextPtr );

        listEntryPtr.Append( alarmSnoozedText->Des() );       

        // Cleanup.

        delete alarmSnoozedText;

        alarmSnoozedText = NULL;

        }

    else if( KErrNone < alarmInfo.iMessage.Length() ) 

        {

        // Remove any extra white spaces or line feed and replace it with a blank character.

        TAlarmMessage alarmDescription( alarmInfo.iMessage );

        AknTextUtils::ReplaceCharacters( alarmDescription, KReplaceWhitespaceChars, TChar(' ') );

        alarmDescription.TrimAll();

        listEntryPtr.Append( alarmDescription );

        }

    else

        {

        listEntryPtr.Append( KSingleSpace );

        }

    // Go to the next item.

    listEntryPtr.Append( KFieldSeparator );

    // Append the icon.

    if( EAlarmRepeatDefintionRepeatWeekly == alarmInfo.iRepeat || 

        EAlarmRepeatDefintionRepeatDaily == alarmInfo.iRepeat ||

        EAlarmRepeatDefintionRepeatWorkday == alarmInfo.iRepeat )

        {

        // For repeat icon.

        listEntryPtr.AppendNum( EAlarmRepeatIconIndex );

        }

    else

        {

        listEntryPtr.AppendNum( EBlankIconIndex );

        }

    // Go to the next item.

    listEntryPtr.Append( KFieldSeparator );

    if( EAlarmStatusEnabled == alarmInfo.iStatus )

        {

        // Show alarm icon.

        listEntryPtr.AppendNum( EAlarmActiveIconIndex );

        }

    else

        {

        // Show nothing.

        listEntryPtr.AppendNum( EAlarmInActiveIconIndex ); 

        }

    // Cleanup.

    delete formatString;

	__PRINTS( "CClockAlarmArray::MdcaPoint - Exit" );

    // Return the constructed descriptor.

    return listEntryPtr;

    }

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

// CClockAlarmArray::ListBoxIndex

// rest of the details are commented in the header

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

//

TInt CClockAlarmArray::ListBoxIndex( TAlarmId aAlarmId )

    {

	__PRINTS( "CClockAlarmArray::ListBoxIndex - Entry" );

    // First get the alarm info.

    SClkAlarmInfo alarmInfo;

    TInt errorValue( iAlarmModel->ClockAlarmInfo( aAlarmId, alarmInfo ) );

    if( ( KErrNone == errorValue ) &&

        ( EAlarmStateInPreparation != alarmInfo.iState &&

          EAlarmStateNotified != alarmInfo.iState &&

          EAlarmStatusEnabled == alarmInfo.iStatus ) )

        {

        // Returns enabled alarm's index.

        return GetEnabledAlarmIndex( aAlarmId, errorValue );

        }

    else

        {

        // Returns disabled alarm's index. 

        return GetDisabledAlarmIndex( aAlarmId, errorValue );

        }

    }

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

// CClockAlarmArray::GetEnabledAlarmIndex

// rest of the details are commented in the header

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

//

TInt CClockAlarmArray::GetEnabledAlarmIndex( TAlarmId aAlarmId, TInt aErrorValue )

	{

	TInt listItemIndex( KFirstAlarmIndex );

	TInt enabledAlarmIndex( KErrNotFound );

	TInt alarmCount( iAlarmIdArray.Count() );

	// The order of alarms in the listbox is not always the same in the alarmarray 

	// because disabled alarms are displayed in the end of the list and the next alarm 

	// to expire is on top of the list.

	for( TInt index( KFirstAlarmIndex ); index < alarmCount; index++ )

		{

		SClkAlarmInfo alarmInfo;

		TInt errorVal( iAlarmModel->ClockAlarmInfo( iAlarmIdArray[ index ], alarmInfo) );

		if( ( KErrNone == aErrorValue ) &&

			( EAlarmStateInPreparation != alarmInfo.iState &&

			  EAlarmStateNotified != alarmInfo.iState &&

			  EAlarmStatusEnabled == alarmInfo.iStatus ) )

			{

			if( aAlarmId == iAlarmIdArray[ index ] )

				{

				enabledAlarmIndex = listItemIndex;

				}

			else

				{

				listItemIndex++;

				}

			}

		}

	return enabledAlarmIndex;	

	}

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

// CClockAlarmArray::GetDisabledAlarmIndex

// rest of the details are commented in the header

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

//

TInt CClockAlarmArray::GetDisabledAlarmIndex( TAlarmId aAlarmId, TInt aErrorValue )

	{

	TInt listItemIndex( KFirstAlarmIndex );

	TInt disabledAlarmIndex( KErrNotFound );

    // Calculate the index of deactivated alarm.

    // Get the enabled alarms count first and start counting from there for deactivated alarms.

    // The order of alarms in the listbox is not always the same in the alarmarray 

    // because disabled alarms are displayed in the end of the list and the next alarm 

    // to expire is on top of the list.

    for( TInt index( KFirstAlarmIndex ); index < iAlarmIdArray.Count(); index++ )

        {

        SClkAlarmInfo alarmInfo;

        TInt errorVal( iAlarmModel->ClockAlarmInfo( iAlarmIdArray[ index ], alarmInfo ) );

        if( ( KErrNone == aErrorValue ) &&

            ( EAlarmStateInPreparation != alarmInfo.iState &&

              EAlarmStateNotified != alarmInfo.iState &&

              EAlarmStatusEnabled == alarmInfo.iStatus ) )

            {           

            listItemIndex++; 

            }

        }

    // ListItemIndex contains the count of enabled alarms. Now count from here.

    for( TInt index( KFirstAlarmIndex ); index < iAlarmIdArray.Count(); index++ )

        {

        SClkAlarmInfo alarmInfo;

        TInt errorVal( iAlarmModel->ClockAlarmInfo( iAlarmIdArray[ index ], alarmInfo ) );

        if( ( KErrNone == aErrorValue ) &&

            ( EAlarmStateInPreparation != alarmInfo.iState &&

              EAlarmStateNotified != alarmInfo.iState &&

              EAlarmStatusEnabled != alarmInfo.iStatus ) )

            {

            if( aAlarmId == iAlarmIdArray[ index ] )

                {

                disabledAlarmIndex = listItemIndex;

                }

            else

                {

                listItemIndex++;

                }

            }

        }

	return disabledAlarmIndex;           

	}

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

// CClockAlarmArray::InitIdList

// rest of the details are commented in the header

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

//

void CClockAlarmArray::InitIdList()

    {

	__PRINTS( "CClockAlarmArray::InitIdList - Entry" );

    // Reset the array.

    iAlarmIdArray.Close();

    // Get the ids from alarmserver.

    iAlarmModel->GetClkAlarmIds( iAlarmIdArray );

    SClkAlarmInfo alarmInfo;      

    TInt alarmCount( iAlarmIdArray.Count() );

    // Set all alarm id entries which are notified/invalid to '0'.

    for( TInt index( KFirstAlarmIndex ); index < alarmCount; index++ )

        {

        TInt errorValue( iAlarmModel->ClockAlarmInfo( iAlarmIdArray[ index ], alarmInfo ) );

        if( ( KErrNone != errorValue ) ||

            ( EAlarmStateInPreparation == alarmInfo.iState ||

              EAlarmStateNotified == alarmInfo.iState ) )

            {

            iAlarmIdArray[ index ] = KErrNone;

            }

        }

    // Delete all the alarm entries in the alarm id array with value '0', as marked above.

    for( TInt index( KFirstAlarmIndex ); index < iAlarmIdArray.Count(); )

        {

        if( KErrNone == iAlarmIdArray[ index ] )

            {

            iAlarmIdArray.Remove( index );

            index = KFirstAlarmIndex;

            }

        else

            {

            index++;

            }

        }  

	__PRINTS( "CClockAlarmArray::InitIdList - Exit" );

    }

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

// CClockAlarmArray::GetSortedAlmIdInfo

// rest of the details are commented in the header

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

//

void CClockAlarmArray::GetSortedAlmIdInfo( TInt aIndex, TAlarmId& aAlarmId, SClkAlarmInfo& aAlarmInfo ) const

    {

	__PRINTS( "CClockAlarmArray::NewL - Entry" );

    // Function is declared as const. So using a local array instead of the data member.

    // First get the alarm id list from the alarm server.

    RArray< TAlarmId > alarmIdArray;

    iAlarmModel->GetClkAlarmIds( alarmIdArray );

    // This will hold the count of alarms currently enabled( active ).

    TInt alarmIdCount( alarmIdArray.Count() );

    // Get the alarms which are enabled and active.

    TInt enabledAlarmCount( GetEnabledAlarmCount() );

    // If info of an active alarm is needed.       

    if( aIndex < enabledAlarmCount )

    	{

    	GetActiveAlarmInfo( aIndex, aAlarmId , aAlarmInfo );

    	}

    // Info of a disabled alarm is needed.

    else

    	{

    	GetInActiveAlarmInfo( aIndex, aAlarmId , aAlarmInfo );

    	}