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#ifndef CNTSYMBIANFILTERDBMS_H

#define CNTSYMBIANFILTERDBMS_H

#ifndef SYMBIAN_BACKEND_USE_SQLITE

#include "cntabstractcontactfilter.h"

#include <e32cmn.h>

#include <cntdef.h>

class CContactDatabase;

class CContactIdArray;

class CntAbstractContactSorter;

class CntTransformContact;

class CContactItemFieldDef;

class CContactItemFieldSet;

QTM_BEGIN_NAMESPACE

class QContactDetailFilter;

QTM_END_NAMESPACE

QTM_USE_NAMESPACE

class CntSymbianFilter : public CntAbstractContactFilter

{

public:

    CntSymbianFilter(CContactDatabase& contactDatabase);

    ~CntSymbianFilter();

    /* from CntAbstractContactFilter */

    QList<QContactLocalId> contacts(const QContactFilter& filter,

                                    const QList<QContactSortOrder>& sortOrders,

                                    bool &filterSupported,

                                    QContactManager::Error* error);

    bool filterSupported(const QContactFilter& filter);

private:

    FilterSupport filterSupportLevel(const QContactFilter& filter);

    QList<QContactLocalId> filterContacts(const QContactFilter& filter,

                                          QContactManager::Error* error);

    void transformDetailFilterL(const QContactDetailFilter& detailFilter, CContactItemFieldDef*& fieldDef);

    TInt findContacts(

            CContactIdArray*& idArray,

            const CContactItemFieldDef& fieldDef,

            const TDesC& text) const;

    CContactIdArray* findContactsL(

            const CContactItemFieldDef& fieldDef,

            const TDesC& text) const;

    TInt matchContacts(

            CContactIdArray*& idArray,

            const TDesC& phoneNumber,

            const TInt matchLength);

    bool isFalsePositive(const CContactItemFieldSet& fieldSet, const TUid& fieldTypeUid, const TDesC& searchString);

    bool contactExists(const TContactItemId &contactId);

    void getMatchLengthL(TInt& matchLength);

    CContactDatabase &m_contactDatabase;

    CntAbstractContactSorter *m_contactSorter;

    CntTransformContact *m_transformContact;

#ifdef PBK_UNIT_TEST

    friend class tst_cntfilteringdbms;

#endif

};

#endif /*SYMBIAN_BACKEND_USE_SQLITE*/

#endif /* CNTSYMBIANFILTERDBMS_H */