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#ifndef CNTRELATIONSHIPGROUP_H

#define CNTRELATIONSHIPGROUP_H

#include "cntabstractrelationship.h"

#include <qtcontacts.h>

QTM_USE_NAMESPACE

class CntRelationshipGroup: public CntAbstractRelationship

{

public: 

    CntRelationshipGroup(CContactDatabase *contactDatabase, const QString &managerUri);

    virtual ~CntRelationshipGroup();

public:

    QList<QContactRelationship> relationshipsL(const QContactId &participantId, QContactRelationship::Role role, QContactManager::Error *error);

    bool saveRelationshipL(QSet<QContactLocalId> *affectedContactIds, QContactRelationship *relationship, QContactManager::Error *error);

    bool removeRelationshipL(QSet<QContactLocalId> *affectedContactIds, const QContactRelationship &relationship, QContactManager::Error *error);

    bool validateRelationship(const QContactRelationship &relationship, QContactManager::Error *error);

private:

    void isGroupMemberL(const CContactItem *contactItem, const TContactItemId groupId) const;

    void fetchGroupMembersL(const QContactLocalId &participantId, QList<QContactRelationship> *relationships);

    void fetchMemberOfGroupsL(const QContactLocalId &participantId, QList<QContactRelationship> *relationships);

    void fetchMembersOfAllGroupsL(QList<QContactRelationship> *relationships);

};

#endif