/*

* Copyright (c) 2006 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:  Bluetooth Hid ECom plug-in class definition.

 *

*/

#include <ecom/ecom.h>

#include <ecom/implementationproxy.h>

#include <btmanclient.h>

#include "bthidengplugin.h"

#include "bthidclient.h"

#include "debug.h"

//Used to identify the type of request to the AO

enum TRequestId

    {

    ERequestConnect = 1,

    ERequestDisconnect = 2,

    ENotifyProfileStatusChange = 3,

    ERequestDisconnectAll,

    };

CBTHidPlugin::CBTHidPlugin()

    {

    }

CBTHidPlugin* CBTHidPlugin::NewL()

    {

    CBTHidPlugin* self = new (ELeave) CBTHidPlugin();

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

void CBTHidPlugin::ConstructL()

    {

        TRACE_FUNC

        LEAVE_IF_ERROR( iClient.Connect() );

    iActive4ProfileStatus = CGenericActive::NewL(*this,

            CActive::EPriorityStandard, ENotifyProfileStatusChange);

    iDiagnosticAddress.Zero();

    iClient.NotifyStatusChange(iHIDStateUpdatePckg, iDiagnosticAddress,

            iActive4ProfileStatus->iStatus);

    iActive4ProfileStatus->GoActive();

        TRACE_FUNC_EXIT

    }

CBTHidPlugin::~CBTHidPlugin()

    {

    delete iActive4ClientReq;

    delete iActive4ProfileStatus;

    if (iClient.Handle())

        {

        TRequestStatus req = KRequestPending;

        iClient.DisconnectAllGracefully(req);

        User::WaitForRequest(req);

        }

    iClient.Close();

        TRACE_FUNC

    }

void CBTHidPlugin::SetObserver(MBTEngPluginObserver* aObserver)

    {

    iObserver = aObserver;

    }

void CBTHidPlugin::GetSupportedProfiles(RProfileArray& aProfiles)

    {

    aProfiles.Reset();

    aProfiles.Append(EBTProfileHID);

    }

TBool CBTHidPlugin::IsProfileSupported(const TBTProfile aProfile) const

    {

    return (aProfile == EBTProfileHID);

    }

TInt CBTHidPlugin::Connect(const TBTDevAddr& aAddr)

    {

        TRACE_FUNC

    return HandleAsyncRequest(aAddr, ERequestConnect);

    }

void CBTHidPlugin::CancelConnect(const TBTDevAddr& aAddr)

    {

        TRACE_FUNC

    (void) aAddr;

    iClient.CancelConnectDevice();

    }

TInt CBTHidPlugin::Disconnect(const TBTDevAddr& aAddr,

        TBTDisconnectType aDiscType)

    {

        TRACE_FUNC

    (void) aDiscType;

    return HandleAsyncRequest(aAddr, ERequestDisconnect);

    }

void CBTHidPlugin::GetConnections(RBTDevAddrArray& aAddrArray,

        TBTProfile aConnectedProfile)

    {

    if (aConnectedProfile == EBTProfileHID)

        {

        TBuf8<KBTDevAddrSize * 2> addrbuf;

        iClient.GetConnections(addrbuf, aConnectedProfile);

        TPtrC8 ptr(addrbuf);

        while (ptr.Length() >= KBTDevAddrSize)

            {

            aAddrArray.Append(TBTDevAddr(ptr.Left(KBTDevAddrSize)));

            ptr.Set(ptr.Mid(KBTDevAddrSize));

            }

        }

    }

void CBTHidPlugin::HandleNotifyProfileStatusChange(CGenericActive& aActive)

    {

    if (aActive.iStatus.Int() == KErrNone && iObserver)

        {

        TBool retStatus = EFalse;

        THIDStateUpdate& HIDStateUpdate = iHIDStateUpdatePckg();

        if (HIDStateUpdate.iState == EBTDeviceConnected

                || HIDStateUpdate.iState == EBTDeviceLinkRestored

                || HIDStateUpdate.iState == EBTDeviceConnectedFromRemote)

            {

            retStatus = ETrue;

            ReportProfileConnectionEvents(HIDStateUpdate.iDeviceAddress,

                    retStatus);

            }

        if (HIDStateUpdate.iState == EBTDeviceDisconnected

                || HIDStateUpdate.iState == EBTDeviceLinkLost

                || HIDStateUpdate.iState == EBTDeviceUnplugged)

            {

            retStatus = EFalse;

            ReportProfileConnectionEvents(HIDStateUpdate.iDeviceAddress,

                    retStatus);

            }

        iDiagnosticAddress.Zero();

        iClient.NotifyStatusChange(iHIDStateUpdatePckg, iDiagnosticAddress,

                aActive.iStatus);

        aActive.GoActive();

        }

    else

        {

        if (aActive.iStatus.Int() != KErrNone)

            {

            THIDStateUpdate& HIDStateUpdate = iHIDStateUpdatePckg();

            if (iDiagnosticAddress.Length() >= KBTDevAddrSize)

                {

                RBTDevAddrArray array;

                TPtrC8 ptr(iDiagnosticAddress);

                while (ptr.Length() >= KBTDevAddrSize)

                    {

                        TRAP_IGNORE(array.AppendL(TBTDevAddr(ptr.Left(KBTDevAddrSize))););

#ifdef _DEBUG

                    const TPtrC8 myPtr(array[array.Count() - 1].Des());

#endif

                        TRACE_INFO((_L8("conflict <%S>"), &myPtr))

                    ptr.Set(ptr.Mid(KBTDevAddrSize));

                    }

                iBTDevAddrPckgBuf() = HIDStateUpdate.iDeviceAddress;

                iObserver->ConnectComplete(iBTDevAddrPckgBuf(),

                        EBTProfileHID, aActive.iStatus.Int(), &array);

                array.Close();

                }

            else

                {

                iObserver->ConnectComplete(HIDStateUpdate.iDeviceAddress,

                        EBTProfileHID, aActive.iStatus.Int());

                }

            iClient.NotifyStatusChange(iHIDStateUpdatePckg,

                    iDiagnosticAddress, aActive.iStatus);

            aActive.GoActive();

            }

        }

    }

void CBTHidPlugin::HandelRequestConnectComplete()

    {

    if (iActive4ClientReq->iStatus.Int() != KErrNone) // might have conflicts, decode iDiagnostic

        {

        if (iDiagnostic.Length() >= KBTDevAddrSize)

            {

            RBTDevAddrArray array;

            TPtrC8 ptr(iDiagnostic);

            while (ptr.Length() >= KBTDevAddrSize)

                {

                    TRAP_IGNORE(array.AppendL(TBTDevAddr(ptr.Left(KBTDevAddrSize))););

#ifdef _DEBUG

                const TPtrC8 myPtr(array[array.Count() - 1].Des());

#endif

                    TRACE_INFO((_L8("conflict <%S>"), &myPtr))

                ptr.Set(ptr.Mid(KBTDevAddrSize));

                }

            iObserver->ConnectComplete(iBTDevAddrPckgBuf(), EBTProfileHID,

                    iActive4ClientReq->iStatus.Int(), &array);

            array.Close();

            }

        else

            {

            iObserver->ConnectComplete(iBTDevAddrPckgBuf(), EBTProfileHID,

                    iActive4ClientReq->iStatus.Int());

            }

        }

    else

        {

        TInt profile = 0;

        if (iDiagnostic.Length() >= sizeof(TInt))

            {

            TPckg<TInt> pckg(profile);

            pckg.Copy(iDiagnostic.Mid(0, sizeof(TInt)));

            }

        ReportProfileConnectionEvents(iBTDevAddrPckgBuf(), ETrue);

        }

    delete iActive4ClientReq;

    iActive4ClientReq = NULL;

    }

void CBTHidPlugin::HandelRequestDisconnectComplete()

    {

    if (iActive4ClientReq->iStatus.Int() != KErrNone)

        {

        iObserver->DisconnectComplete(iBTDevAddrPckgBuf(), EBTProfileHID,

                iActive4ClientReq->iStatus.Int());

        }

    else

        {

        TInt profile = 0;

        if (iDiagnostic.Length() >= sizeof(TInt))

            {

            TPckg<TInt> pckg(profile);

            pckg.Copy(iDiagnostic.Mid(0, sizeof(TInt)));

            }

        ReportProfileConnectionEvents(iBTDevAddrPckgBuf(), EFalse);

        }

    delete iActive4ClientReq;

    iActive4ClientReq = NULL;

    }

void CBTHidPlugin::RequestCompletedL(CGenericActive& aActive)

    {

        TRACE_FUNC

    switch (aActive.RequestId())

        {

        case ENotifyProfileStatusChange:

            {

            HandleNotifyProfileStatusChange(aActive);

            break;

            }

        case ERequestConnect:

            {

            HandelRequestConnectComplete();

            break;

            }

        case ERequestDisconnect:

            {

            HandelRequestDisconnectComplete();

            break;

            }

        case ERequestDisconnectAll:

            {

            iObserver->DisconnectComplete(iBTDevAddrPckgBuf(), EBTProfileHID,

                    iActive4ClientReq->iStatus.Int());

            break;

            }

        }

    }

TBTEngConnectionStatus CBTHidPlugin::IsConnected(const TBTDevAddr& aAddr)

    {

    TInt stat = 0;

    stat = iClient.IsConnected(aAddr);

        TRACE_INFO((_L("CBTHidPlugin::IsConnected() = %d"), stat))

    return ((TBTEngConnectionStatus) stat);

    }

void CBTHidPlugin::CancelRequest(CGenericActive& aActive)

    {

    if (aActive.RequestId() == ENotifyProfileStatusChange)

        {

        iClient.CancelNotifyStatusChange();

        }

    else

        {

        if (aActive.RequestId() == ERequestConnect)

            {

            iClient.CancelConnectDevice();

            }

        }

    }

TInt CBTHidPlugin::HandleAsyncRequest(const TBTDevAddr& aAddr,

        TInt aRequestId)

    {

    TInt err = KErrNone;

    if (!iClient.Handle())

        {

        err = iClient.Connect();

        }

    if (err)

        {

        return err;

        }

    if (iActive4ClientReq)

        {

        err = KErrServerBusy;

        }

    if (!err)

        {

        iActive4ClientReq = CGenericActive::New(*this,

                CActive::EPriorityStandard, aRequestId);

        if (iActive4ClientReq)

            {

            iBTDevAddrPckgBuf() = aAddr;

            if (aRequestId == ERequestConnect)

                {

                iDiagnostic.Zero();

                iClient.ConnectDevice(iBTDevAddrPckgBuf, iDiagnostic,

                        iActive4ClientReq->iStatus);

                }

            else

                {

                iClient.DisconnectDevice(iBTDevAddrPckgBuf, EBTDiscImmediate,

                        iActive4ClientReq->iStatus);

                }

            iActive4ClientReq->GoActive();

            }

        else

            {

            err = KErrNoMemory;

            }

        }

    return err;

    }

void CBTHidPlugin::ReportProfileConnectionEvents(const TBTDevAddr& aAddr,

        TBool aConnected)

    {

        TRACE_FUNC

        TRACE_INFO((_L("CBTHidPlugin::ReportProfileConnectionEvents() == %d"), aConnected))

    if (iObserver)

        {

        if (aConnected)

            {

            iObserver->ConnectComplete(aAddr, EBTProfileHID, KErrNone);

            }

        else

            {

            iObserver->DisconnectComplete(aAddr, EBTProfileHID, KErrNone);

            }

        }

    }

//End of File