// Copyright (c) 2005-2009 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:

//

#include <elements/mm_context_internal.h>

#include <elements/mm_activities.h>

#include <elements/mm_node.h>

#include <elements/nm_address_internal.h>

#ifdef _DEBUG

// Panic category for "absolutely impossible!" vanilla ASSERT()-type panics from this module

// (if it could happen through user error then you should give it an explicit, documented, category + code)

_LIT(KSpecAssert_ElemMeshMachCtxC, "ElemMeshMachCtxC");

#endif

using namespace MeshMachine;

using namespace Messages;

EXPORT_C TNodeContextBase::TNodeContextBase(AMMNodeBase& aNode, TSignatureBase& aMessage, const TRuntimeCtxId& aSender, const TNodeId& aRecipient, CNodeActivityBase* aNodeActivity)

:   iNodeActivity(aNodeActivity),

	iMessage(aMessage),

	iNode(aNode),

	iReturn(KErrNone),

	iPeer(NULL),

	iSender(aSender),

	iRecipient(aRecipient)

	{

	const TNodeCtxId* recipient = address_cast<const TNodeCtxId>(&aRecipient);

	__ASSERT_DEBUG(iNodeActivity==NULL || recipient==NULL || recipient->IsNull() || iNodeActivity->ActivityId() == recipient->NodeCtx(), User::Panic(KSpecAssert_ElemMeshMachCtxC, 1));

	//We only allow TNodeNullContext or the aSender must be valid

	__ASSERT_DEBUG((aSender.IsNull() && aRecipient.IsNull()) || (!aSender.IsNull() && !aRecipient.IsNull()), User::Panic(KSpecAssert_ElemMeshMachCtxC, 2));

	if (!iSender.IsNull())

		{

		if (iSender == aNode.Id())

			{

			iPeer = &aNode.SelfInterface();

			}

		else

			{

			iPeer = aNode.FindClient(iSender);

			}

		}

	}

EXPORT_C TNodeContextBase::~TNodeContextBase()

	{

	iPeer = NULL;

	}

EXPORT_C TUint16 TNodeContextBase::ActivityId() const

	{

	return iNodeActivity? iNodeActivity->ActivityId() : KActivityNull;

	}

EXPORT_C const TNodeId& TNodeContextBase::NodeId() const

	{

	return iNode.Id();

	}

EXPORT_C void TNodeContextBase::PostToSender(const TSignalBase& aMessage) const

	{

	if (iNodeActivity)

		{

		RClientInterface::OpenPostMessageClose(TNodeCtxId(iNodeActivity->ActivityId(), NodeId()), iSender, aMessage);

		}

	else

		{

		//TODO[PROD] - try to use iPeer (can be used for majority of cases)

		RClientInterface::OpenPostMessageClose(iRecipient, iSender, aMessage);

		}

	}

EXPORT_C TBool TNodeContextBase::IsPeer() const

	{

	return iPeer && iPeer != &iNode.SelfInterface();

	}

EXPORT_C TBool TNodeContextBase::IsSelf() const

	{

	return iPeer == &iNode.SelfInterface();

	}