/*

* 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 CPhoneConferenceAndWaiting class.

*

*/

// INCLUDES

#include <StringLoader.h>

#include <cpephonemodelif.h>

#include <featmgr.h>

#include <telephonyvariant.hrh>

#include "cphoneconferenceandwaiting.h"

#include "mphonestatemachine.h"

#include "phoneviewcommanddefinitions.h"

#include "tphonecmdparamcallheaderdata.h"

#include "phonestatedefinitionsgsm.h"

#include "phonelogger.h"

#include "tphonecmdparamboolean.h"

#include "tphonecmdparaminteger.h"

#include "tphonecmdparamcallstatedata.h"

#include "cphonemainresourceresolver.h"

#include "phonerssbase.h"

#include "tphonecmdparamglobalnote.h"

#include "phoneui.hrh"

#include "cphonecenrepproxy.h"

#include "mphonestorage.h"

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

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

// might leave.

//

CPhoneConferenceAndWaiting::CPhoneConferenceAndWaiting( 

    MPhoneStateMachine* aStateMachine, 

    MPhoneViewCommandHandle* aViewCommandHandle,

    MPhoneCustomization* aPhoneCustomization ) : 

    CPhoneConference( aStateMachine, aViewCommandHandle, aPhoneCustomization )

    {

    }

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

// CPhoneConferenceAndWaiting::~CPhoneConferenceAndWaiting()

// Destructor

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

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

//

CPhoneConferenceAndWaiting::~CPhoneConferenceAndWaiting()

    {

    }

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

// CPhoneConferenceAndWaiting::ConstructL()

// Constructor

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

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

//

void CPhoneConferenceAndWaiting::ConstructL()

    {

    CPhoneConference::ConstructL();

    // Fetch ringing call's id from view

    TPhoneCmdParamCallStateData callStateData;

    callStateData.SetCallState( EPEStateRinging );

    iViewCommandHandle->HandleCommandL(

        EPhoneViewGetCallIdByState, &callStateData );

    iRingingCallId = callStateData.CallId();

    }

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

// CPhoneConferenceAndWaiting::NewL()

// Constructor

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

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

//

CPhoneConferenceAndWaiting* CPhoneConferenceAndWaiting::NewL( 

    MPhoneStateMachine* aStateMachine, 

    MPhoneViewCommandHandle* aViewCommandHandle,

    MPhoneCustomization* aPhoneCustomization )

    {

    CPhoneConferenceAndWaiting* self = new( ELeave ) CPhoneConferenceAndWaiting( 

        aStateMachine, aViewCommandHandle, aPhoneCustomization );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CPhoneConferenceAndWaiting::HandlePhoneEngineMessageL

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

//

void CPhoneConferenceAndWaiting::HandlePhoneEngineMessageL( 

    const TInt aMessage, 

    TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates, "CPhoneConferenceAndWaiting::HandlePhoneEngineMessageL()");

    switch ( aMessage )

        {

        case MEngineMonitor::EPEMessageIdle:

            HandleIdleL( aCallId );

            break;

        case MEngineMonitor::EPEMessageConnected:

            HandleConnectedL( aCallId );

            break;

        case MEngineMonitor::EPEMessageDialing:

            HandleDiallingL( aCallId );

            break;

        case MEngineMonitor::EPEMessageConferenceIdle:

            HandleConferenceIdleL();

            break;

        case MEngineMonitor::EPEMessageWentOneToOne:

            HandleWentOneToOneL( aCallId );

            break;

        case MEngineMonitor::EPEMessageHeldConference:            

        case MEngineMonitor::EPEMessageConnectedConference:

            {

            TPhoneCmdParamInteger callIdParam;

            iViewCommandHandle->ExecuteCommandL( 

                        EPhoneViewGetExpandedBubbleCallId, &callIdParam );

            CPhoneConference::HandlePhoneEngineMessageL( aMessage, 

                            aCallId );

            if ( KConferenceCallId == callIdParam.Integer() )

                {

                iViewCommandHandle->ExecuteCommand(EPhoneSetConferenceExpanded);

                }

            }

            break;

        default:

            CPhoneConference::HandlePhoneEngineMessageL( aMessage, 

                aCallId );

            break;

        }

    }

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

// CPhoneConferenceAndWaiting::HandleKeyMessageL

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

//

void CPhoneConferenceAndWaiting::HandleKeyMessageL( 

    TPhoneKeyEventMessages aMessage,

    TKeyCode aCode )

    {

    __LOGMETHODSTARTEND(EPhoneUIStates, "CPhoneConferenceAndWaiting::HandleKeyMessageL()");

    switch ( aCode )

        {

        // send-key

        case EKeyYes:

            if( IsNumberEntryVisibleL() )

                {

                CallFromNumberEntryL();

                }

            else

                {

                // Number entry is below incoming call bubble so

                // answer the call

                iStateMachine->SendPhoneEngineMessage(

                    MPEPhoneModel::EPEMessageAnswer ); 

                }

            break;

        default:

            // do base operation

            CPhoneConference::HandleKeyMessageL( aMessage, aCode );

            break;

        }

    }

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

// CPhoneConferenceAndWaiting::HandleKeyEventL

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

//

void CPhoneConferenceAndWaiting::HandleKeyEventL(

    const TKeyEvent& aKeyEvent,

    TEventCode /*aEventCode*/ )

    {

    if( EKeyDeviceF == aKeyEvent.iCode )

        {

        __PHONELOG( EBasic, EPhoneUIStates,

            "CPhoneConferenceAndWaiting::HandleKeyMessageL-deviceF" );

        HandleHoldSwitchL();

        }

    }

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

// CPhoneConferenceAndWaiting::HandleConnectedL

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

//

void CPhoneConferenceAndWaiting::HandleConnectedL( TInt aCallId )

    {

    __LOGMETHODSTARTEND(EPhoneUIStates, "CPhoneConferenceAndWaiting::HandleConnectedL()");

    TPhoneCmdParamCallStateData callStateData;

    if ( iRingingCallId == KErrNotFound )

        {

        // Fetch ringing call's id from view

        TPhoneCmdParamCallStateData callStateData;

        callStateData.SetCallState( EPEStateRinging );

        iViewCommandHandle->HandleCommandL(

            EPhoneViewGetCallIdByState, &callStateData );

        iRingingCallId = callStateData.CallId();   

        }

    if ( iRingingCallId == aCallId )

        {

        // not a member of conference call            

        MakeStateTransitionToConferenceAndSingleL( aCallId );

        }   

    else

        {

        // member of conference call which is on hold

        TPhoneCmdParamCallHeaderData callHeaderParam;

        callHeaderParam.SetCallState( EPEStateConnected );

        iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble, aCallId, 

            &callHeaderParam );

        }   

    }

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

// CPhoneConferenceAndWaiting::MakeStateTransitionToConferenceAndSingleL

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

//

void CPhoneConferenceAndWaiting::MakeStateTransitionToConferenceAndSingleL( TInt aCallId )

    {

    __LOGMETHODSTARTEND(EPhoneUIStates, "CPhoneConferenceAndWaiting::MakeStateTransitionToConferenceAndSingleL()");

    if( FeatureManager::FeatureSupported( KFeatureIdFfTouchUnlockStroke )

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

        {

        EnableCallUIL();

        }

    // Reset blocked keys list

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

    BeginUiUpdateLC();    

    UpdateRemoteInfoDataL ( aCallId );

    // Show bubble

    TPhoneCmdParamCallHeaderData callHeaderParam;

    callHeaderParam.SetCallState( EPEStateConnected );

    iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble, aCallId, 

        &callHeaderParam );

    if ( IsNumberEntryUsedL() )

        {

        if ( NeedToSendToBackgroundL() )

            UpdateCbaL( EPhoneCallHandlingInCallCBA );

            }

        else

            {

            // Show the number entry if it exists.

            SetNumberEntryVisibilityL(ETrue);

            }

        }

    else

        {

        UpdateCbaL( EPhoneCallHandlingNewCallSwapCBA );

        // If numberentry is not open just check NeedToSendToBackgroundL and 

        // sendbackround if needed.

        }

    SetTouchPaneButtons( EPhoneConferenceAndSingleButtons );

    EndUiUpdate();

    // CBA updates in above if-else conditions

    iStateMachine->ChangeState( EPhoneStateConferenceAndSingle );                     

    }

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

// CPhoneConferenceAndWaiting::HandleIdleL

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

//

void CPhoneConferenceAndWaiting::HandleIdleL( TInt aCallId )

    {

    __LOGMETHODSTARTEND(EPhoneUIStates, "CPhoneConferenceAndWaiting::HandleIdleL()");

    if ( iRingingCallId == KErrNotFound )

        {

        // Fetch ringing call's id from view

        TPhoneCmdParamCallStateData callStateData;

        callStateData.SetCallState( EPEStateRinging );

        iViewCommandHandle->HandleCommandL(

            EPhoneViewGetCallIdByState, &callStateData );

        iRingingCallId = callStateData.CallId();   

        }

    if( iRingingCallId == aCallId )

        {

        BeginUiUpdateLC();    

        // Remove call 

        iViewCommandHandle->ExecuteCommandL( EPhoneViewRemoveCallHeader, aCallId );

        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 );

                }

            }

        if( FeatureManager::FeatureSupported( KFeatureIdFfTouchUnlockStroke ) 

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

            {

            EnableCallUIL();

            }

        // Reset blocked keys list

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

        EndUiUpdate();

        // Go to conference state

        // CBA updates in above if-else conditions

        iStateMachine->ChangeState( EPhoneStateConference );                    

        }

    else

        {

        // Idle message came for conference member

        CPhoneConference::HandleIdleL( aCallId );           

        TPhoneCmdParamBoolean conferenceBubbleExists;

        iViewCommandHandle->ExecuteCommandL( EPhoneViewGetIsConference,

                                             &conferenceBubbleExists );                            

        if( !conferenceBubbleExists.Boolean() )

            {

            HandleConferenceIdleL();

            }     

        }

    }

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

// CPhoneConferenceAndWaiting::HandleConferenceIdleL

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

//

void CPhoneConferenceAndWaiting::HandleConferenceIdleL()

    {

    __LOGMETHODSTARTEND( EPhoneUIStates, "CPhoneConferenceAndWaiting::HandleConferenceIdleL()");

    BeginUiUpdateLC();

    iViewCommandHandle->ExecuteCommandL( EPhoneViewRemoveConferenceBubble );

    TPhoneCmdParamInteger activeCallCount;

    iViewCommandHandle->ExecuteCommandL(

        EPhoneViewGetCountOfActiveCalls, &activeCallCount );

    switch( activeCallCount.Integer() )

        {

        case ENoActiveCalls:

            // Go to incoming state

            {

            // Display ringing bubble

            TPhoneCmdParamCallHeaderData callHeaderParam;

            callHeaderParam.SetCallState( EPEStateRinging );

            // Set Hold flag to view

            TPhoneCmdParamBoolean holdFlag;

            holdFlag.SetBoolean( EFalse );

            iViewCommandHandle->ExecuteCommandL( EPhoneViewSetHoldFlag, &holdFlag );

            // Bring up callhandling view

            BringIncomingToForegroundL(); 

            SetCallHeaderTextsForCallComingInL( iRingingCallId, EFalse, &callHeaderParam );

            iViewCommandHandle->ExecuteCommandL( EPhoneViewUpdateBubble, 

                iRingingCallId ,&callHeaderParam );

            iCbaManager->UpdateIncomingCbaL( iRingingCallId );

            // Hide number entry if visible

            if ( IsNumberEntryVisibleL() )

                {

                SetNumberEntryVisibilityL(EFalse);   

                }

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

            CheckDisableHWKeysAndCallUIL();

            SetTouchPaneButtons( EPhoneIncomingCallButtons );

            SetRingingTonePlaybackL( iRingingCallId );          

            SetBackButtonActive(EFalse);

            iStateMachine->ChangeState( EPhoneStateIncoming );

            break;   

            }   

        case EOneActiveCall:

            if ( IsNumberEntryUsedL() )

                {

                // Show the number entry if it exists

                SetNumberEntryVisibilityL(ETrue);

                }

            // Go to waiting in single state

            UpdateCbaL( EPhoneCallHandlingCallWaitingCBA );

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

            CheckDisableHWKeysAndCallUIL();

            SetTouchPaneButtons( EPhoneWaitingCallButtons );             

            iStateMachine->ChangeState( EPhoneStateWaitingInSingle );

            break;

        case ETwoActiveCalls:

            if ( IsNumberEntryUsedL() )

                {

                // Show the number entry if it exists

                SetNumberEntryVisibilityL(ETrue);

                }

            // Go to two singles and waiting state

            UpdateCbaL( EPhoneCallHandlingCallWaitingCBA );

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

            CheckDisableHWKeysAndCallUIL();

            SetTouchPaneButtons( EPhoneWaitingCallButtons );               

            iStateMachine->ChangeState( EPhoneStateTwoSinglesAndWaiting );

            break; 

        default:

          // Too many active calls to handle reliable state change now.

          // Waiting for all conference member idles

          // This case may happen when 'End all calls' because conferenceIdle may 

          // come earlier than idle for conference member

           break;            

        }

    EndUiUpdate();

    }

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

// CPhoneConferenceAndWaiting::UpdateInCallCbaL

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

//

void CPhoneConferenceAndWaiting::UpdateInCallCbaL()

    {

    __LOGMETHODSTARTEND( EPhoneUIStates, "CPhoneConferenceAndWaiting::UpdateInCallCbaL() ");

    UpdateCbaL ( EPhoneCallHandlingCallWaitingCBA );

    }

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

// CPhoneConferenceAndWaiting::HandleDiallingL

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

//

void CPhoneConferenceAndWaiting::HandleDiallingL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates, 

        "CPhoneConferenceAndWaiting::HandleDiallingL()");

    BeginUiUpdateLC();

    // Hide number entry if it exists

    SetNumberEntryVisibilityL(EFalse);        

    // Display call setup 

    DisplayCallSetupL( aCallId );

    SetTouchPaneButtons( EPhoneCallSetupButtons ); 

    EndUiUpdate();

    // Update conference and waiting and call setup softkeys

    UpdateCbaL( EPhoneCallHandlingCallSetupCBA );

    // Go to conference and waiting and call setup state

    iStateMachine->ChangeState( EPhoneStateConferenceAndWaitingAndCallSetup );

    }

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

// CPhoneConferenceAndWaiting::HandleWentOneToOneL

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

//

void CPhoneConferenceAndWaiting::HandleWentOneToOneL( TInt aCallId )

    {

    __LOGMETHODSTARTEND( EPhoneUIStates, 

        "CPhoneConferenceAndWaiting::HandleWentOneToOneL()");

    BeginUiUpdateLC();

    // Update conference bubble

    iViewCommandHandle->ExecuteCommandL(

        EPhoneViewPrivateFromConference, aCallId );