/*

* Copyright (c) 2005-2008 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 CPhoneSingleAndWaiting class.

*

*/

// INCLUDES

#include <eikmenub.h>

#include <eikenv.h>

#include <StringLoader.h>

#include <featmgr.h>

#include <pevirtualengine.h>

#include <mpeengineinfo.h>

#include <telephonyvariant.hrh>

#include <cpephonemodelif.h>

#include "cphonesingleandwaiting.h"

#include "mphonestatemachine.h"

#include "phoneviewcommanddefinitions.h"

#include "phoneui.hrh"

#include "cphonemainresourceresolver.h"

#include "phonerssbase.h"

#include "cphonegsmincall.h"

#include "tphonecmdparaminteger.h"

#include "tphonecmdparamboolean.h"

#include "tphonecmdparamstring.h"

#include "tphonecmdparamcallheaderdata.h"

#include "tphonecmdparamglobalnote.h"

#include "tphonecmdparamcallstatedata.h"

#include "phonestatedefinitionsgsm.h"

#include "phonelogger.h"

#include "cphonecenrepproxy.h"

#include "cphonepubsubproxy.h"

#include "mphonestorage.h"

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

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

// might leave.

//

CPhoneSingleAndWaiting::CPhoneSingleAndWaiting(

    MPhoneStateMachine* aStateMachine,

    MPhoneViewCommandHandle* aViewCommandHandle,

    MPhoneCustomization* aPhoneCustomization ) :

    CPhoneGsmInCall( aStateMachine, aViewCommandHandle, aPhoneCustomization ),

    iSingleCallId ( KErrNotFound )

    {

    }

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

// CPhoneSingleAndWaiting::~CPhoneSingleAndWaiting()

// Destructor

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

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

//

CPhoneSingleAndWaiting::~CPhoneSingleAndWaiting()

    {

    }

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

// CPhoneSingleAndWaiting::ConstructL()

// Constructor

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

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

//

void CPhoneSingleAndWaiting::ConstructL()

    {

    CPhoneGsmInCall::ConstructL();

    TPhoneCmdParamCallStateData callStateData;

    callStateData.SetCallState( EPEStateConnected );

    iViewCommandHandle->HandleCommandL(

        EPhoneViewGetCallIdByState, &callStateData );

    if ( callStateData.CallId() == KErrNotFound )

        {

        callStateData.SetCallState( EPEStateHeld );

        iViewCommandHandle->HandleCommandL(

            EPhoneViewGetCallIdByState, &callStateData );

        }

    iSingleCallId = callStateData.CallId();

    __PHONELOG1( EBasic, EPhoneUIStates,

        "CPhoneSingleAndWaiting::ConstructL()  (iSingleCallId=%d)", iSingleCallId);

    }

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

// CPhoneSingleAndWaiting::NewL()

// Constructor

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

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

//

CPhoneSingleAndWaiting* CPhoneSingleAndWaiting::NewL(

    MPhoneStateMachine* aStateMachine,

    MPhoneViewCommandHandle* aViewCommandHandle,

    MPhoneCustomization* aPhoneCustomization )

    {

    CPhoneSingleAndWaiting* self = new( ELeave ) CPhoneSingleAndWaiting(

        aStateMachine, aViewCommandHandle, aPhoneCustomization );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CPhoneSingleAndWaiting::HandlePhoneEngineMessageL

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

//

void CPhoneSingleAndWaiting::HandlePhoneEngineMessageL(

    const TInt aMessage,

    TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandlePhoneEngineMessageL() ");

    switch ( aMessage )

        {

        case MEngineMonitor::EPEMessageIdle:

            HandleIdleL( aCallId );

            break;

        case MEngineMonitor::EPEMessageHeld:

            HandleHeldL( aCallId );

            break;

        case MEngineMonitor::EPEMessageConnected:

            HandleConnectedL( aCallId );

            break;

        case MEngineMonitor::EPEMessageDialing:

            HandleDiallingL( aCallId );

            break;

        case MEngineMonitor::EPEMessageDisconnecting:

            HandleDisconnectingL( aCallId );

            /* Flow through */

        default:

            CPhoneGsmInCall::HandlePhoneEngineMessageL( aMessage, aCallId );

            break;

        }

    }

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

// CPhoneSingleAndWaiting:HandleCommandL

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

//

TBool CPhoneSingleAndWaiting::HandleCommandL( TInt aCommand )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleCommandL() ");

    TBool commandStatus = ETrue;

    switch( aCommand )

        {

        case EPhoneInCallCmdHold:

            {

            iStateMachine->SetCallId( iSingleCallId );

            iStateMachine->SendPhoneEngineMessage(

                CPEPhoneModelIF::EPEMessageHold );

            break;

            }

        case EPhoneInCallCmdUnhold:

            {

            iStateMachine->SetCallId( iSingleCallId );

            iStateMachine->SendPhoneEngineMessage(

                CPEPhoneModelIF::EPEMessageResume );

            break;

            }

        case EPhoneInCallCmdNewCall:

            break;

        case EPhoneInCallCmdNewCallCall:

            break;

        case EPhoneCallComingCmdReject: // fall through

            {

            // Get waiting callid

            TPhoneCmdParamCallStateData callStateData;

            callStateData.SetCallState( EPEStateRinging );

            iViewCommandHandle->HandleCommandL( EPhoneViewGetCallIdByState,

                &callStateData );

            iStateMachine->SetCallId( callStateData.CallId() );

            iStateMachine->SendPhoneEngineMessage(

                MPEPhoneModel::EPEMessageReject );

            break;

            }

        case EPhoneInCallCmdReject:

            iStateMachine->SetCallId( iSingleCallId );

            iStateMachine->SendPhoneEngineMessage(

                MPEPhoneModel::EPEMessageReject );

            break;

        case EPhoneCmdUpdateUiControls:

            UpdateUiControlsL();

            break;

        default:

            commandStatus = CPhoneGsmInCall::HandleCommandL( aCommand );

            break;

        }

    return commandStatus;

    }

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

// CPhoneSingleAndWaiting::HandleKeyMessageL

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

//

void CPhoneSingleAndWaiting::HandleKeyMessageL(

    TPhoneKeyEventMessages aMessage,

    TKeyCode aCode )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleKeyMessageL() ");

    switch ( aCode )

        {

        // send-key

        case EKeyYes:

            {

            if( IsNumberEntryVisibleL() )

                {

                // Send a manual control sequence by providing number

                // information with Dial command

                CallFromNumberEntryL();

                }

             else

                {

                // Close DTMF sending note if it exists

                iViewCommandHandle->ExecuteCommandL( EPhoneViewRemoveNote );

                // Number entry is below incoming call bubble so

                // answer the call

                iStateMachine->SendPhoneEngineMessage(

                    CPEPhoneModelIF::EPEMessageAnswer );

                }

            break;

            }

        default:

            // do base operation

            CPhoneGsmInCall::HandleKeyMessageL( aMessage, aCode );

            break;

        }

    }

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

// CPhoneSingleAndWaiting::HandleKeyEventL

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

//

void CPhoneSingleAndWaiting::HandleKeyEventL(

    const TKeyEvent& aKeyEvent,

    TEventCode /*aEventCode*/ )

    {

    if( EKeyDeviceF == aKeyEvent.iCode )

        {

        __PHONELOG( EBasic, EPhoneUIStates,

            "CPhoneSingleAndWaiting::HandleKeyMessageL-deviceF" );

        HandleHoldSwitchL();

        }

    }

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

// CPhoneSingleAndWaiting::HandleIdleL

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

//

void CPhoneSingleAndWaiting::HandleIdleL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleIdleL() ");

    if ( iSingleCallId == KErrNotFound )

        {

        TPhoneCmdParamCallStateData callStateData;

        callStateData.SetCallState( EPEStateDisconnecting );

        iViewCommandHandle->HandleCommandL(

            EPhoneViewGetCallIdByState, &callStateData );

        if ( callStateData.CallId() == KErrNotFound )

            {

            callStateData.SetCallState( EPEStateConnected );

            iViewCommandHandle->HandleCommandL(

                EPhoneViewGetCallIdByState, &callStateData );

            if ( callStateData.CallId() == KErrNotFound )

                {

                callStateData.SetCallState( EPEStateHeld );

                iViewCommandHandle->HandleCommandL(

                    EPhoneViewGetCallIdByState, &callStateData );

                }

            }

        iSingleCallId = callStateData.CallId();

        }

    __PHONELOG1( EBasic, EPhoneControl, 

        "CPhoneSingleAndWaiting::HandleIdleL iSingleCallId(%d)",

        iSingleCallId );

    __PHONELOG1( EBasic, EPhoneControl, 

        "CPhoneSingleAndWaiting::HandleIdleL aCallId(%d)",

        aCallId );

    if( iSingleCallId == aCallId )

        {

        // Idle message came for active call

        BeginUiUpdateLC();

        // Remove call

        iViewCommandHandle->ExecuteCommandL( EPhoneViewRemoveCallHeader, aCallId );

        // Get waiting callId

        TPhoneCmdParamCallStateData callStateData;

        callStateData.SetCallState( EPEStateRinging );

        iViewCommandHandle->HandleCommandL( EPhoneViewGetCallIdByState,

            &callStateData );

        __PHONELOG1( EBasic, EPhoneControl, 

            "CPhoneSingleAndWaiting::HandleIdleL EPEStateRinging CallId(%d)",

            callStateData.CallId() );

        if ( callStateData.CallId() > KErrNotFound )

            {

            // Display ringing bubble

            TPhoneCmdParamCallHeaderData callHeaderParam;

            callHeaderParam.SetCallState( EPEStateRinging );

            // Set Hold flag to view

            TPhoneCmdParamBoolean holdFlag;

            holdFlag.SetBoolean( EFalse );

            iViewCommandHandle->ExecuteCommandL( EPhoneViewSetHoldFlag, &holdFlag );

            SetCallHeaderTextsForCallComingInL( callStateData.CallId(), EFalse, &callHeaderParam );

            iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble,

                callStateData.CallId(),

                &callHeaderParam );

            // Hide number entry if visible

            if ( IsNumberEntryVisibleL() )

                {

                SetNumberEntryVisibilityL(EFalse);

                }

            // Check if HW Keys or Call UI should be disabled

            CheckDisableHWKeysAndCallUIL();

            SetTouchPaneButtons( EPhoneIncomingCallButtons );

            // Bring up callhandling view

            BringIncomingToForegroundL();

            //Set incoming cba

            iCbaManager->UpdateIncomingCbaL( callStateData.CallId() );

            // Play ringtone

            SetRingingTonePlaybackL( callStateData.CallId() );

            }

        SetBackButtonActive(EFalse);

        EndUiUpdate();

        iStateMachine->ChangeState( EPhoneStateIncoming );

        }

    else

        {

        BeginUiUpdateLC();

        // Remove call

        iViewCommandHandle->ExecuteCommandL( EPhoneViewRemoveCallHeader, aCallId );

        // Idle message came for waiting call

        if ( IsNumberEntryUsedL() )

            {

            if ( NeedToSendToBackgroundL() )

                {

                // Return phone to the background if send to background is needed.

                iViewCommandHandle->ExecuteCommandL( EPhoneViewSendToBackground );

                UpdateCbaL( EPhoneCallHandlingInCallCBA );

                }

            else

                {

                // Show the number entry if it exists

                SetNumberEntryVisibilityL(ETrue);

                }

            }

        else

            {

            UpdateCbaL( EPhoneCallHandlingInCallCBA );

            // If numberentry is not open just check NeedToSendToBackgroundL and

            // sendbackround if needed.

            if ( NeedToSendToBackgroundL() )

                {

                // Return phone to the background if send to background is needed.

                iViewCommandHandle->ExecuteCommandL( EPhoneViewSendToBackground );

                }

            }

        // Enable call UI

        if( FeatureManager::FeatureSupported( KFeatureIdFfTouchUnlockStroke ) 

            && iStateMachine->PhoneStorage()->IsScreenLocked() )

            {

            EnableCallUIL();

            }

        // Reset blocked keys list

        iStateMachine->PhoneStorage()->ResetBlockedKeysList();

        SetTouchPaneButtons( EPhoneIncallButtons );

        EndUiUpdate();

        // CBA updates in above if-else conditions

        iStateMachine->ChangeState( EPhoneStateSingle );

        }

    }

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

// CPhoneSingleAndWaiting::HandleHeldL

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

//

void CPhoneSingleAndWaiting::HandleHeldL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleHeldL() ");

     // Display hold bubble

    TPhoneCmdParamCallHeaderData callHeaderParam;

    callHeaderParam.SetCallState( EPEStateHeld );

    TBuf<KPhoneCallHeaderLabelMaxLength> labelText( KNullDesC );

    TInt callLabelId = CPhoneMainResourceResolver::Instance()->

            ResolveResourceID( EPhoneCallOnHold );

    StringLoader::Load( labelText, callLabelId, CCoeEnv::Static() );        

    callHeaderParam.SetLabelText( labelText );

    iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble, aCallId,

        &callHeaderParam );

    // Set Hold flag to view

    TPhoneCmdParamBoolean holdFlag;

    holdFlag.SetBoolean( ETrue );

    iViewCommandHandle->ExecuteCommandL( EPhoneViewSetHoldFlag, &holdFlag );

    if ( !FeatureManager::FeatureSupported( KFeatureIdTouchCallHandling ) )

        {

        HandleHoldNoteL( aCallId, ETrue );

        }

    UpdateInCallCbaL();

    SetTouchPaneButtons( EPhoneWaitingCallButtons ); 

    }

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

// CPhoneSingleAndWaiting::HandleConnectedL

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

//

void CPhoneSingleAndWaiting::HandleConnectedL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleConnectedL() ");

    __PHONELOG1( EBasic, EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleConnectedL  (CallId=%d)", aCallId);

    if ( iSingleCallId == aCallId )

        {

        // Connected message came for the hold call, we still

        // have the waiting call also

        HandleUnholdL( aCallId );

        }

    else

        {

        // Connected message came for waiting call

        MakeStateTransitionToTwoSinglesL( aCallId );

        }

    }

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

// CPhoneSingleAndWaiting::HandleUnholdL

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

//

void CPhoneSingleAndWaiting::HandleUnholdL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates,

        "CPhoneSingleAndWaiting::HandleUnholdL() ");

    // Show bubble

    TPhoneCmdParamCallHeaderData callHeaderParam;

    callHeaderParam.SetCallState( EPEStateConnected );

    iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble, aCallId,

        &callHeaderParam );

    // Set Hold flag to view

    TPhoneCmdParamBoolean holdFlag;

    holdFlag.SetBoolean( EFalse );

    iViewCommandHandle->ExecuteCommandL( EPhoneViewSetHoldFlag, &holdFlag );

    if ( !FeatureManager::FeatureSupported( KFeatureIdTouchCallHandling ) )

        {

        HandleHoldNoteL( aCallId, EFalse );

        }

    // Set CBAs

    UpdateInCallCbaL();