/*

* Copyright (c) 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:  class for cch service handling

 *                

 *

*/

#ifndef CSERVICEWIDGETCCHHANDLER_H

#define CSERVICEWIDGETCCHHANDLER_H

#include <cch.h>

#include <cchclient.h>

#include <cchtypes.h>

#include <cchuiobserver.h>

#include "servicewidgetcpglobals.h"

#include "servicewidgetenums.hrh"

// farword declarations

class MServiceWidgetServiceStateObserver;

/**

 * @class cch handler class implementation

 * @since 5.0

 */

struct TSubServiceState

	{

	TCCHSubserviceType iSubServiceType; /* subservice type(IM/VOIP/PRESENCE */

	TSWSTRegistrationState iSubServiceState; /* observer */

	}; 

class CServiceWidgetCchHandler  : public CBase,

                             	  public MCchServiceStatusObserver

	{

	public:

		/**

		* Two-phased constructor.

		* @param aServiceId, service id

		* @param aContentPrioritizer, service state observer

		* @return the instance of this class

		*/

		static CServiceWidgetCchHandler* NewL( TUint32 aServiceId,

												MServiceWidgetServiceStateObserver& aContentPrioritizer );

		/**

		* Two-phased constructor.

		* @param aServiceId, service id

		* @param aContentPrioritizer, service state observer

		* @return the instance of this class

		*/

		static CServiceWidgetCchHandler* NewLC( TUint32 aServiceId,

												MServiceWidgetServiceStateObserver& aContentPrioritizer );

		/**

		* Standard C++ destructor

		*/    

		~CServiceWidgetCchHandler();

	public: // new methods

		/**

		* @return own user id

		*/ 

		const TDesC& OwnUserIdL();

		/**

		* @return own user id

		*/ 

		TInt XimpAdaptationUidL();

		/**

		* @param aSubServiceType, a sub service type

		* @return ETrue if service supported 

		*/

		TBool IsSubServiceSupported(TCCHSubserviceType aSubServiceType );

		/**

		* read the supported sub service of selected service 

		*/

		void ReadSupportedSubServices(); 

		/**

		* mapped the cch state to local state 

		* @param aState ,cch state

		* @return mapped state

		*/ 

		TSWSTRegistrationState ParseGetServiceState();

		/**

		 *  @return tabview id if service installed else NULL

		 */ 

		TInt GetServiceViewIdL( TInt& aTabUid );

		/**

		 *  @returns true if service logged in successfully else KErrNotFound

		 */ 

		TInt EnableServiceL( );

	public: // method from MCchServiceObserver

		/**

		* Signaled when service status or error changes

		*

		* @param aServiceId Id of the service

		* @param aType Service type

		* @param aServiceStatus Service status

		*/

		void ServiceStatusChanged(TInt aServiceId,

								const TCCHSubserviceType aType,

								const TCchServiceStatus& aServiceStatus );

    private: // Implementation

		/**

		* Standard C++ constructor

		* @param aServiceId, service id

		* @param aContentPrioritizer, service state observer

	    */

		CServiceWidgetCchHandler(TUint32 aServiceId,

								 MServiceWidgetServiceStateObserver& aContentPrioritizer );

		/**

		* Performs the 2nd phase of construction.

		*/        

		void ConstructL();

		/**

		* read the own status from the xmmp

		* @return the own status

		*/ 

		HBufC* GetConParametersL( TCchConnectionParameter aConnParam ); 

		/**

		* mapped the cch state to local state 

		* @param aState ,cch state

		* @return mapped state

		*/ 

		TSWSTRegistrationState GetLocalServiceState(TCCHSubserviceState aState );

		/**

		* @return service state

		*/

		TSWSTRegistrationState GetServiceState( TCCHSubserviceType aServiceType );

		/**

		* check from cch service  

		* @param aSubServiceType ,a sub service type

		* @return ETrue if supported

		*/ 

		TBool IsServiceSupported(TCCHSubserviceType aSubServiceType );

	private: // Data

		//owns : serviceid       

		TInt iServiceId;

		// not owns : reference to state observer

		MServiceWidgetServiceStateObserver& iStateObserver; 

		//owns : reference to cch 

		CCch*   iCchClient;     

		//owns : own user id

		HBufC* iOwnData;

		// owns : service name 

		HBufC* iServiceName;

		// owns : xmpp parameters

		TSWSTRegistrationState iServiceState;

		 // does not own array of observers.

        RArray<TSubServiceState> iSupportedSubServices;

	};

#endif /*CSERVICEWIDGETCCHHANDLER_H*/