/****************************************************************************

**

** Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team.

** All rights reserved.

**

** Portion Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

**

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

****************************************************************************/

#include "qquery_p.h"

#include "qclucene_global_p.h"

#include <CLucene.h>

#include <CLucene/search/PhraseQuery.h>

#include <CLucene/search/SearchHeader.h>

QT_BEGIN_NAMESPACE

QCLuceneQueryPrivate::QCLuceneQueryPrivate()

    : QSharedData()

{

    query = 0;

    deleteCLuceneQuery = true;

}

QCLuceneQueryPrivate::QCLuceneQueryPrivate(const QCLuceneQueryPrivate &other)

    : QSharedData()

{

    query = _CL_POINTER(other.query);

    deleteCLuceneQuery = other.deleteCLuceneQuery;

}

QCLuceneQueryPrivate::~QCLuceneQueryPrivate()

{

    if (deleteCLuceneQuery)

        _CLDECDELETE(query);

}

QCLuceneQuery::QCLuceneQuery()

    : d(new QCLuceneQueryPrivate())

{

    // nothing todo, private

}

QCLuceneQuery::~QCLuceneQuery()

{

    // nothing todo

}

void QCLuceneQuery::setBoost(qreal boost)

{

    d->query->setBoost(qreal(boost));

}

qreal QCLuceneQuery::getBoost() const

{

    return qreal(d->query->getBoost());

}

QString QCLuceneQuery::getQueryName() const

{

    return TCharToQString(d->query->getQueryName());

}

bool QCLuceneQuery::instanceOf(const QString &other) const

{

	if (other == getQueryName())

		return true;

	return false;

}

QString QCLuceneQuery::toString(const QString &field) const

{

    TCHAR *fieldName = QStringToTChar(field);

    QString retValue = TCharToQString(d->query->toString(fieldName));

    delete [] fieldName;

    return retValue;

}

quint32 QCLuceneQuery::hashCode() const

{

    return quint32(d->query->hashCode());

}

QString QCLuceneQuery::toString() const

{

    return TCharToQString(d->query->toString());

}

bool QCLuceneQuery::equals(const QCLuceneQuery &other) const

{

    return d->query->equals(other.d->query);

}

QCLucenePrefixQuery::QCLucenePrefixQuery(const QCLuceneTerm &prefix)

    : QCLuceneQuery()

    , prefix(prefix)

{

    d->query = new lucene::search::PrefixQuery(prefix.d->term);

}

QCLucenePrefixQuery::~QCLucenePrefixQuery()

{

    // nothing todo

}

QString QCLucenePrefixQuery::getClassName()

{

    return TCharToQString(lucene::search::PrefixQuery::getClassName());

}

QCLuceneTerm QCLucenePrefixQuery::getPrefix() const

{

    return prefix;

}

QCLuceneRangeQuery::QCLuceneRangeQuery(const QCLuceneTerm &lowerTerm,

                                       const QCLuceneTerm &upperTerm,

                                       bool inclusive)

    : QCLuceneQuery()

    , lowerTerm(lowerTerm)

    , upperTerm(upperTerm)

{

    d->query = new lucene::search::RangeQuery(lowerTerm.d->term,

        upperTerm.d->term, inclusive);

}

QCLuceneRangeQuery::~QCLuceneRangeQuery()

{

    // nothing todo

}

QString QCLuceneRangeQuery::getClassName()

{

    return TCharToQString(lucene::search::RangeQuery::getClassName());

}

QCLuceneTerm QCLuceneRangeQuery::getLowerTerm() const

{

    return lowerTerm;

}

QCLuceneTerm QCLuceneRangeQuery::getUpperTerm() const

{

    return upperTerm;

}

bool QCLuceneRangeQuery::isInclusive() const

{

    lucene::search::RangeQuery *query = 

        static_cast<lucene::search::RangeQuery*> (d->query);

    if (query == 0)

        return false;

    return query->isInclusive();

}

QString QCLuceneRangeQuery::getField() const

{

    lucene::search::RangeQuery *query = 

        static_cast<lucene::search::RangeQuery*> (d->query);

    if (query == 0)

        return QString();

    return TCharToQString(query->getField());

}

QCLuceneTermQuery::QCLuceneTermQuery(const QCLuceneTerm &term)

    : QCLuceneQuery()

    , term(term)

{

    d->query = new lucene::search::TermQuery(term.d->term);

}

QCLuceneTermQuery::~QCLuceneTermQuery()

{

    // nothing todo

}

QString QCLuceneTermQuery::getClassName()

{

    return TCharToQString(lucene::search::TermQuery::getClassName());

}

QCLuceneTerm QCLuceneTermQuery::getTerm() const

{

    return term;

}

QCLuceneBooleanQuery::QCLuceneBooleanQuery()

    : QCLuceneQuery()

{

    d->query = new lucene::search::BooleanQuery();

}

QCLuceneBooleanQuery::~QCLuceneBooleanQuery()

{

    qDeleteAll(queries);

}

QString QCLuceneBooleanQuery::getClassName()

{

    return TCharToQString(lucene::search::BooleanQuery::getClassName());

}

quint32 QCLuceneBooleanQuery::getClauseCount() const

{

    lucene::search::BooleanQuery *query = 

        static_cast<lucene::search::BooleanQuery*> (d->query);

    if (query == 0)

        return 1024;

    return quint32(query->getClauseCount());

}

quint32 QCLuceneBooleanQuery::getMaxClauseCount() const

{

    lucene::search::BooleanQuery *query = 

        static_cast<lucene::search::BooleanQuery*> (d->query);

    if (query == 0)

        return 1024;

    return quint32(query->getMaxClauseCount());

}

void QCLuceneBooleanQuery::setMaxClauseCount(quint32 maxClauseCount)

{

    lucene::search::BooleanQuery *query = 

        static_cast<lucene::search::BooleanQuery*> (d->query);

    if (query == 0)

        return;

    query->setMaxClauseCount(size_t(maxClauseCount));

}

void QCLuceneBooleanQuery::add(QCLuceneQuery *query, bool required, bool prohibited)

{ 

    add(query, false, required, prohibited); 

}

void QCLuceneBooleanQuery::add(QCLuceneQuery *query, bool delQuery, 

                               bool required, bool prohibited)

{

    lucene::search::BooleanQuery *booleanQuery = 

        static_cast<lucene::search::BooleanQuery*> (d->query);

    if (booleanQuery == 0)

        return;

    booleanQuery->add(query->d->query, delQuery, required, prohibited);

    if (delQuery) {

        queries.append(query);

        query->d->deleteCLuceneQuery = false;

    }

}

QCLucenePhraseQuery::QCLucenePhraseQuery()

    : QCLuceneQuery()

{

    d->query = new lucene::search::PhraseQuery();

}

QCLucenePhraseQuery::~QCLucenePhraseQuery()

{

    termList.clear();

}

QString QCLucenePhraseQuery::getClassName()

{

    return TCharToQString(lucene::search::RangeQuery::getClassName());

}

qint32 QCLucenePhraseQuery::getSlop() const

{

    lucene::search::PhraseQuery *phraseQuery = 

        static_cast<lucene::search::PhraseQuery*> (d->query);

    if (phraseQuery == 0)

        return 0;

    return qint32(phraseQuery->getSlop());

}

void QCLucenePhraseQuery::setSlop(const qint32 slop)

{

    lucene::search::PhraseQuery *phraseQuery = 

        static_cast<lucene::search::PhraseQuery*> (d->query);

    if (phraseQuery == 0)

        return;

    phraseQuery->setSlop(int32_t(slop));

}

void QCLucenePhraseQuery::addTerm(const QCLuceneTerm &term)

{

    lucene::search::PhraseQuery *phraseQuery = 

        static_cast<lucene::search::PhraseQuery*> (d->query);

    if (phraseQuery == 0)

        return;

    termList.append(term);

    phraseQuery->add(term.d->term);

}

void QCLucenePhraseQuery::addTerm(const QCLuceneTerm &term, qint32 position)

{

    lucene::search::PhraseQuery *phraseQuery = 

        static_cast<lucene::search::PhraseQuery*> (d->query);

    if (phraseQuery == 0)

        return;

    termList.insert(position, term);

    phraseQuery->add(term.d->term, int32_t(position));

}

QString QCLucenePhraseQuery::getFieldName() const

{

    lucene::search::PhraseQuery *phraseQuery = 

        static_cast<lucene::search::PhraseQuery*> (d->query);

    if (phraseQuery == 0)

        return QString();

    return TCharToQString(phraseQuery->getFieldName());

}

QList<QCLuceneTerm> QCLucenePhraseQuery::getTerms() const

{

    return termList;

}

QT_END_NAMESPACE