/*

* s_imcache.cpp :    Copyright (c) 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:s_imcache.cpp 

*

*/

// imcache  related headers

#include "cimcachefactory.h"

#include "mimcacheaccessor.h"

#include "mimcacheupdater.h"

TBool gConversationExist = EFalse;

TBool gConversationUnreadCount = EFalse;

class MyMIMCacheAccessor : public MIMCacheAccessor

     {

     public:

 		/**

    	* Register to observer conversation data updates

    	* @param aObserver the observer interface

    	*/

        void RegisterObserverL( MIMCacheEventHandler& /*aObserver*/ ) {}

    	/**

    	* Unregister a conversation data update observer

    	* @param aObserver the observer interface

    	*/

        void UnRegisterObserver( MIMCacheEventHandler& /*aObserver*/ ) {}

       	/**

    	* to get the unread message count from server

    	* @param aOwnUserId , logged in user id

    	* @return number of unread msg count

    	*/

		TInt GetUnreadMessageCountL( const TDesC& /*aBuddyId*/ ) 

			{

			if (gConversationUnreadCount)

				{

				return 1;

				}

			return 0;

	        }

	   /**

    	* to get the all unread message count from server

    	* @param , aOwnUserId logged in user id

    	* @return number of all unread msg count

    	*/

        TInt GetAllUnreadMessageCountL() { return KErrNone; }

		 /**

         * check if already conversation opened

         * @param aServiceId, serviceid to use

         * @param aOwnUserId, own user id 

         * @param aRecipientId, the selected user id with whom conversation is started

         * @return ETrue if already exist else EFlase.

         */

        TBool IsConversationExistL( const TDesC& /*aBuddyId*/ ) 

	        {

			if (gConversationExist)

				{

				return ETrue;

				}

			return EFalse;

	        }	

		/**

		* closes conversation and commit operation

		* @param aServiceId service id.

		* @param aOwnId own user id.

		* @param aRecipientId recipient's user id.

		*/

		void CloseConversationL( const TDesC& /*aBuddyId*/ ) {}

         /**

    	* to get the friend request count from server

    	* @param , aOwnUserId logged in user id

    	* @return number of all request

    	*/

        TInt GetFriendRequestCountL( ) { return KErrNone; }

        /**

		* Remove friend request from cahce and commit operation

		* @param aServiceId service id.

		* @param aOwnId own user id.

		* @param aRequesterId ,requester user id.

		*/

		void RemoveFriendRequestL( const TDesC& /*aBuddyId*/  ) {}

     	/**

     	* Destructor

     	*/

     	~MyMIMCacheAccessor() {};

     	MyMIMCacheAccessor() {};

     };

class MyMIMCacheUpdater : public MIMCacheUpdater

     {

     public:

        void RegisterObserverL( MIMCacheEventHandler& /*aObserver*/ ) {}

        void UnRegisterObserver( MIMCacheEventHandler& /*aObserver*/ ) {}

        void StartNewConversationL(const TDesC& /*aBuddyId*/ ) {};

        void AppendReceiveMessageL(const TDesC& /*aBuddyId*/,

                                   const TDesC& /*aText*/ ){};

        void AppendSendMessageL(const TDesC& /*aText*/ ){};

        void AppendMessageL(const TDesC& /*aBuddyId*/, const TDesC& /*aText*/){};

        void CloseConversationL( const TDesC& /*aBuddyId*/ ){};

        TInt DeactivateConversationL()

            {

            return KErrNone;

            }

        void AppendAddRequestL( const TDesC& /*aBuddyId*/, 

                                TInt /*aServiceId*/ ){};

        RArray<SIMCacheChatItem> GetChatListL( const TInt& /*aServiceId*/  )

            {

            RArray<SIMCacheChatItem> array;

            return array;

            }

        ~MyMIMCacheUpdater() {};

         MyMIMCacheUpdater() {};

     };

CIMCacheFactory* gIMCacheFactory = NULL;

MyMIMCacheAccessor* gMyMIMCacheAccessor = NULL;

MyMIMCacheUpdater* gMyMIMCacheUpdater = NULL;

CIMCacheFactory* CIMCacheFactory::InstanceL() 

	{

	if (!gIMCacheFactory)

		{

		gIMCacheFactory = new ( ELeave ) CIMCacheFactory();

		}

	return gIMCacheFactory;

	}

void  CIMCacheFactory::Release()

	{

	delete gMyMIMCacheAccessor;

	gMyMIMCacheAccessor = NULL;

	delete gMyMIMCacheUpdater;

	gMyMIMCacheUpdater = NULL;

	delete gIMCacheFactory;

	gIMCacheFactory = NULL;

	}

MIMCacheAccessor* CIMCacheFactory::CreateAccessorL(TInt /*aServiceId*/,

									const TDesC& /*aUserId*/  )

	{

	if (!gMyMIMCacheAccessor)

		{

		gMyMIMCacheAccessor = new (ELeave) 	MyMIMCacheAccessor();

		}

	return gMyMIMCacheAccessor;		

	}

CIMCacheFactory::~CIMCacheFactory()

	{

	}

CIMCacheFactory::CIMCacheFactory()

	{

	}

void CIMCacheFactory::ConstructL()

	{

	}

MIMCacheUpdater* CIMCacheFactory::CreateUpdaterL(TInt /*aServiceId*/,

												const TDesC& /*aUserId*/ ,

												TBool /*aRegistrationNeeded*/ )

	{

	if (!gMyMIMCacheUpdater)

	    {

	    gMyMIMCacheUpdater = new (ELeave)  MyMIMCacheUpdater();

	    }

	return gMyMIMCacheUpdater;     

	}