/*

* Copyright (c) 2008-2009 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: Implementation of CPhoneVccHandler class.

*

*/

// INCLUDES

#include "phoneresourceids.h"

#include <StringLoader.h>

#include <avkon.rsg>

#include <mpeengineinfo.h>

#include <eikmenup.h>

#include <vccuipsproperty.h>

#include "cphonevcchandler.h"

#include "cphonetimer.h"

#include "cphonestate.h"

#include "cphonemainresourceresolver.h"

#include "phonelogger.h"

#include "cphonelogger.h"

#include "mphoneviewcommandhandle.h"

#include "mphonestatemachine.h"

#include "phonerssvoip.h"

#include "phoneappvoipcommands.hrh"

#include "tphonecmdparamglobalnote.h"

// For HO notification tone setting read

#include <spproperty.h>

#include <spsettings.h>

#include <spentry.h>

#include <spdefinitions.h>

// CONSTANTS

// 1,5 Second in microseconds

const TInt KPhoneShowNoteTime = 1500000;

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

// C++ default constructor can NOT contain any code, that

// might leave.

//

CPhoneVccHandler::CPhoneVccHandler( 

    MPhoneStateMachine& aStateMachine,

    MPhoneViewCommandHandle& aViewCommandHandle ) : 

    iStateMachine( aStateMachine ),

    iViewCommandHandle( aViewCommandHandle ), iVccHoReady( ETrue )

    {

    }

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

// CPhoneVccHandler::~CPhoneStateIdleVoIP()

// Destructor

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

//

CPhoneVccHandler::~CPhoneVccHandler()

    {

    delete iPropListener;

    TRAPD( err, CancelHandoverNoteTimerL() );

    if ( err != KErrNone )

        {

        __PHONELOG( EBasic, PhoneUIVoIPExtension,

              "CPhoneVccHandler::~CPhoneVccHandler, leave" );

        }

     }

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

// CPhoneVccHandler::ConstructL()

// Constructor

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

//

void CPhoneVccHandler::ConstructL()

    {

    iPropListener = CVccUiPsPropertyListener::NewL( KVccPropKeyHoStatus );

    iPropListener->AddObserverL( *this );

    iPropListener->Start();

    }

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

// CPhoneVccHandler::NewL()

// Constructor

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

//

CPhoneVccHandler* CPhoneVccHandler::NewL( 

    MPhoneStateMachine& aStateMachine,

    MPhoneViewCommandHandle& aViewCommandHandle )

    {

    CPhoneVccHandler* self = new (ELeave) CPhoneVccHandler( 

        aStateMachine,

        aViewCommandHandle );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CPhoneVccHandler::StartManualHandover

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

//

void CPhoneVccHandler::StartManualHandoverL( TInt aCommand )

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

         "CPhoneVccHandler::StartManualHandoverL()" )

    HandoverInProgressNoteL( aCommand );

    CVccUiPsProperty* prop = CVccUiPsProperty::NewL();

    CleanupStack::PushL( prop );

    if ( aCommand == EPhoneVoIPWaitHandoverFromGsm )

        {

        prop->NotifySubscriberL( EVccManualStartCsToPsHoRequest );    

        }

    else

        {

        prop->NotifySubscriberL( EVccManualStartPsToCsHoRequest );    

        }

    CleanupStack::PopAndDestroy(prop);

    iVccHoReady = EFalse;

    }

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

// CPhoneVccHandler::AddHandoverMenuItem

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

//

void CPhoneVccHandler::AddHandoverMenuItemL( 

        RArray<CTelMenuExtension::TCallInfo>& aArray,

        TInt /*aResourceId*/,

        CEikMenuPane& aMenuPane )

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::AddHandoverMenuItemL()");       

    TInt activeCallId( KErrNotFound );

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

        {

        if( aArray[i].iCallState == CTelMenuExtension::EActive )

            {

            activeCallId = aArray[i].iCallId;

            }

        }

    if ( activeCallId != KErrNotFound )

        {

        // Vcc not available or Multicall not available

        if ( iVccUnavailable || aArray.Count() > 1 && iNoHoIfMultiCall )

            {

            return;    

            }

        TPECallType callType = 

            iStateMachine.PhoneEngineInfo()->CallType( activeCallId );

        CEikMenuPaneItem::SData data;

        data.iCascadeId=0;

        data.iFlags=0;

        HBufC* string = NULL;

        if ( callType == EPECallTypeVoIP && iVccHoAllowedToGsm )

            {

            string = StringLoader::LoadLC( 

              CPhoneMainResourceResolver::Instance()->

              ResolveResourceID( EPhoneVoIPHandoverToGsmOption ) );

            data.iCommandId = EPhoneCmdHandoverToGsm;

            }

        else if ( callType == EPECallTypeCSVoice && iVccHoAllowedToWlan )

            {  

            string = StringLoader::LoadLC( 

              CPhoneMainResourceResolver::Instance()->

              ResolveResourceID( EPhoneVoIPHandoverToWlanOption ) );

            data.iCommandId = EPhoneCmdHandoverToWlan;

            }

        else

            {

            // Not add menu item

            return;    

            }

        data.iText = *string;

        // Try to find index of EPhoneInCallCmdGoToIdle command

        // handover item will be placed above it if found

        TInt index( KErrNotFound );

        if ( aMenuPane.MenuItemExists( EPhoneInCallCmdGoToIdle, index) )

            {

            aMenuPane.InsertMenuItemL( data, index );  

            }

        else

            {

            aMenuPane.AddMenuItemL( data ); 

            }

        CleanupStack::PopAndDestroy( string );

        } 

    }

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

// CPhoneVccHandler::StartHandoverNoteTimerL

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

//

void CPhoneVccHandler::StartHandoverNoteTimerL()

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::StartHandoverNoteTimerL()");

    if( !iHandoverNoteTimer )

        {

        iHandoverNoteTimer = CPhoneTimer::NewL();          

        }

    iHandoverNoteTimer->After( KPhoneShowNoteTime,

        TCallBack( HandoverNoteTimerCallbackL, this ) );

    }

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

// CPhoneVccHandler::CancelHandoverNoteTimerL

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

//

void CPhoneVccHandler::CancelHandoverNoteTimerL()

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::CancelHandoverNoteTimerL()");

    if ( iHandoverNoteTimer ) 

        {

        delete iHandoverNoteTimer;

        iHandoverNoteTimer = NULL;

        }

    RemoveHandoverNoteL();

    } 

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

// CPhoneVccHandler::HandoverNoteTimerCallbackL

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

//

TInt CPhoneVccHandler::HandoverNoteTimerCallbackL( TAny* aAny )

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::HandoverNoteTimerCallbackL()");

    reinterpret_cast<CPhoneVccHandler*>( aAny )->

        CancelHandoverNoteTimerL();

    return KErrNone;        

    }

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

// CPhoneVccHandler::RemoveHandoverNoteL

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

//

void CPhoneVccHandler::RemoveHandoverNoteL()

    {

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::RemoveHandoverNoteL()");

    if ( iVccHoReady && !iHandoverNoteTimer )

        {

        iViewCommandHandle.ExecuteCommandL( EPhoneViewRemoveGlobalNote );            

        } 

    }

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

// CPhoneVccHandler::HandoverInProgressNoteL

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

//

void CPhoneVccHandler::HandoverInProgressNoteL( TInt aCommand )

    {

     TPhoneCmdParamGlobalNote globalNoteParam;  

// Check notification tone user setting

     TInt tone = GetHoNotifToneModeL();

      if ( tone == 1 )

           {

           globalNoteParam.SetTone( EAvkonSIDConfirmationTone );

           }

       else

           {

           globalNoteParam.SetTone( EAvkonSIDNoSound );

           }

     globalNoteParam.SetType( EAknGlobalWaitNote );

     globalNoteParam.SetSoftkeys( R_AVKON_SOFTKEYS_EMPTY );

     globalNoteParam.SetTextResourceId( 

                 CPhoneMainResourceResolver::Instance()->

                 ResolveResourceID( aCommand ) );

     iViewCommandHandle.ExecuteCommandL( 

                 EPhoneViewShowGlobalNote, &globalNoteParam ); 

     StartHandoverNoteTimerL();   

    }    

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

// CPhoneVccHandler::VccPropertyChangedL

// Gets called when PS key is changed

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

//

void CPhoneVccHandler::VccPropertyChangedL( const TUint aKeyId,

                                    const TInt aValue ) 

    {            

    __LOGMETHODSTARTEND( PhoneUIVoIPExtension, 

        "CPhoneVccHandler::VccPropertyChangedL() ");

    __PHONELOG1( EBasic, EPhoneControl,

            "CPhoneVccHandler::VccPropertyChangedL - key: %d", aValue );

    if( aKeyId == KVccPropKeyHoStatus )

        {

        switch( aValue )

            {               

            case EVccCsToPsHoFailure:

            case EVccPsToCsHoFailure:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- HO fail" );

                // Remove handover note if handover is in progress

                if( !iVccHoReady )

                    {

                    iVccHoReady = ETrue;

                    CPhoneState* phoneState = 

                               static_cast< CPhoneState* >( iStateMachine.State() ); 

                    CancelHandoverNoteTimerL();

                    phoneState->SendGlobalInfoNoteL( EPhoneVoIPHandoverFail );

                    }

                 }

                break;

            case EVccCsToPsHoSuccessful:

            case EVccPsToCsHoSuccessful:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- HO Success" );   

                iVccHoReady = ETrue;

                RemoveHandoverNoteL();

                }

                break;

            case EVccCsToPsHoStarted:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- CsToPsHoStarted" );

                // Do not show if manually started since the wait note is 

                // already visible

                if ( iVccHoReady )

                    {

                    iVccHoReady = EFalse;

                    HandoverInProgressNoteL( EPhoneVoIPWaitHandoverFromGsm );

                    }

                }

                break;

            case EVccPsToCsHoStarted: 

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- PsToCsHoStarted" );

                // Do not show if manually started since the wait note is 

                // already visible

                if ( iVccHoReady )

                    {

                    iVccHoReady = EFalse;

                    HandoverInProgressNoteL( EPhoneVoIPWaitHandoverFromWlan);

                    }

                }

                break;

            case EVccPsToCsHoInprogress: 

            case EVccCsToPsHoInprogress:

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- HoInprogress" );

                // Do nothing

                break;

            case EVccHoUnavailable:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- HO Unavailable" );

                iVccUnavailable = ETrue;

                break;

                }

            case EVccHoStateIdle:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- HO IDLE" );

                iVccHoAllowedToGsm = ETrue;

                iVccHoAllowedToWlan = ETrue;

                iNoHoIfMultiCall = EFalse;

                iVccUnavailable = EFalse;

                break;

                }

            case EVccCsToPsNotAllowed:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- EVccCsToPsNotAllowed" );

                iVccHoAllowedToWlan = EFalse;

                iVccHoAllowedToGsm = ETrue;

                iNoHoIfMultiCall = EFalse;

                iVccUnavailable = EFalse;

                break;

                }

            case EVccPsToCsNotAllowed:

               {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- EVccPsToCsNotAllowed" );

                iVccHoAllowedToGsm = EFalse;

                iVccHoAllowedToWlan = ETrue;

                iNoHoIfMultiCall = EFalse;

                iVccUnavailable = EFalse;

                break;

                }

            case EVccHoStateIdleIfSingleCall:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- EVccHoStateIdleIfSingleCall" );

                iNoHoIfMultiCall = ETrue;

                iVccHoAllowedToGsm = ETrue;

                iVccHoAllowedToWlan = ETrue;

                iVccUnavailable = EFalse;

                break;

                }

            case EVccHoAllowedToCsIfSingleCall:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- EVccHoAllowedToCsIfSingleCall" );

                iNoHoIfMultiCall = ETrue;

                iVccHoAllowedToWlan = EFalse;

                iVccHoAllowedToGsm = ETrue;

                iVccUnavailable = EFalse;

                break;

                }

            case EVccHoAllowedToPsIfSingleCall:

                {

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                    "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- EVccHoAllowedToPsIfSingleCall" );

                iNoHoIfMultiCall = ETrue;

                iVccHoAllowedToGsm = EFalse;

                iVccHoAllowedToWlan = ETrue;

                iVccUnavailable = EFalse;              

                break;

                }

            default:

                __PHONELOG( EBasic, PhoneUIVoIPExtension,

                        "CPhoneVccHandler::VccPropertyChangedL VccPropertyChangedL -- default" );

                break;

            }       

        }

    }

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

// Gets HO notification tone setting value

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

//

TInt CPhoneVccHandler::GetHoNotifToneModeL()

    {

    // Find out VCC service id

     CSPProperty* property = CSPProperty::NewLC();

    CSPSettings* settings = CSPSettings::NewLC();

    TInt vccServiceId = GetVccServiceIdL();

    //get the VCC enabled VoIP service id. 

    TInt err = settings->FindPropertyL( 

            vccServiceId, ESubPropertyVccDtVoipServiceId, *property ); 

    TInt voipId;

    TInt error = property->GetValue( voipId );

    // Find and get the HO notification tone property

    TInt tone = 0;

    RBuf value;

    value.CreateL( 1 );

    err = settings->FindPropertyL( 

            voipId, ESubPropertyVccHoNotificationToneMode, *property ); 

    if ( !err )

        {

        HBufC* temp;

        property->GetValue( value );

        temp = value.AllocL();

        TLex temp2( *temp );

        temp2.Val( tone );

        delete temp;

        }

    value.Close();

    // Set to default (0 = off) in case of invalid value

    if ( !( tone == 0 || tone == 1 ))

        {

        tone = 0;

        }

    CleanupStack::PopAndDestroy( settings );

    CleanupStack::PopAndDestroy( property ); 

    return tone;

    }

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

// For finding out VCC service id.

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

//

TInt CPhoneVccHandler::GetVccServiceIdL()

    {

    TInt vccServiceId( KErrNotFound );

    //  Array of service provider IDs

    // is defined as: typedef RArray<TServiceId> RIdArray