Nut/src/nut/phrases/phrasedata.cpp

/**************************************************************************
**
** This file is part of Nut project.
** https://github.com/HamedMasafi/Nut
**
** Nut is free software: you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Nut is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with Nut.  If not, see <http://www.gnu.org/licenses/>.
**
**************************************************************************/

#include "phrasedata.h"

NUT_BEGIN_NAMESPACE

PhraseData::PhraseData()
    : className(""), fieldName(""), type(Field), operatorCond(NotAssign),
      left(nullptr), right(nullptr), operand(QVariant::Invalid), isNot(false),
      ref(1)
{ }

PhraseData::PhraseData(const char *className, const char *fieldName)
    : className(className), fieldName(fieldName), type(Field),
      operatorCond(NotAssign), left(nullptr), right(nullptr),
      operand(QVariant::Invalid), isNot(false), ref(1)
{ }

PhraseData::PhraseData(PhraseData *l, PhraseData::Condition o)
    : className(nullptr), fieldName(nullptr), type(WithoutOperand),
      operatorCond(o), left(l), right(nullptr), isNot(false), ref(1)
{
    l->ref.ref();
}

PhraseData::PhraseData(PhraseData *l, PhraseData::Condition o, PhraseData *r)
    : className(nullptr), fieldName(nullptr), type(WithOther), operatorCond(o),
      left(l), right(r), isNot(false), ref(1)
{
    l->ref.ref();
    r->ref.ref();
}

PhraseData::PhraseData(PhraseData *l, PhraseData::Condition o, QVariant r)
    : className(nullptr), fieldName(nullptr), type(WithVariant),
      operatorCond(o), left(l), right(nullptr), operand(r), isNot(false),
      ref(1)
{ }

PhraseData::~PhraseData()
{
//    if (left && !left->ref.deref())
//        delete left;

//    if (right && !right->ref.deref())
//        delete right;
}

PhraseData *PhraseData::operator =(PhraseData *other)
{
    other->ref.ref();
    return other;
}

PhraseData &PhraseData::operator =(PhraseData &other)
{
    other.ref.ref();
    return other;
}

QString PhraseData::toString() const
{
    return QStringLiteral("[%1].%2")
        .arg(QString::fromUtf8(className), QString::fromUtf8(fieldName));
}

void PhraseData::cleanUp()
{
}

PhraseData *PhraseData::clone() const
{
    auto c = new PhraseData;
    c->className = className;
    c->fieldName = fieldName;

    c->type = type;

    c->operatorCond = operatorCond;

    c->left = left;
    c->right = right;

    c->operand = operand;
    c->isNot = isNot;
//    c->parents = parents;

    return c;
}

void PhraseData::cleanUp(PhraseData *d)
{
    if (d->left)
        cleanUp(d->left);
    if (d->right)
        cleanUp(d->right);
}

NUT_END_NAMESPACE