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** Copyright (C) 2013 Sandro S. Andrade <sandroandrade@kde.org>
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#include "qmofopaqueexpression.h"

#include "private/qmofopaqueexpressionobject_p.h"

#include <QtMof/QMofClass>
#include <QtMof/QMofComment>
#include <QtMof/QMofElement>
#include <QtMof/QMofNamedElement>
#include <QtMof/QMofNamespace>
#include <QtMof/QMofType>

QT_BEGIN_NAMESPACE

/*!
    \class QMofOpaqueExpression

    \inmodule QtMof

    \brief An opaque expression is an uninterpreted textual statement that denotes a (possibly empty) set of values when evaluated in a context.
 */

/*!
    Creates a new QMofOpaqueExpression. Also creates the corresponding QObject-based representation returned by asQModelingObject() if \a createQModelingObject is true.
*/
QMofOpaqueExpression::QMofOpaqueExpression(bool createQModelingObject)
{
    if (createQModelingObject)
        _qModelingObject = qobject_cast<QModelingObject *>(new QMofOpaqueExpressionObject(this));
}

/*!
    Destroys the QMofOpaqueExpression.
 */
QMofOpaqueExpression::~QMofOpaqueExpression()
{
    QModelingElement::deleteQModelingObject();
}

/*!
    Returns a deep-copied clone of the QMofOpaqueExpression.
*/
QModelingElement *QMofOpaqueExpression::clone() const
{
    QMofOpaqueExpression *c = new QMofOpaqueExpression;
    c->asQModelingObject()->setObjectName(this->asQModelingObject()->objectName());
    c->asQModelingObject()->setProperty("role", this->asQModelingObject()->property("role"));
    foreach (QMofComment *element, ownedComments())
        c->addOwnedComment(dynamic_cast<QMofComment *>(element->clone()));
    c->setName(name());
    c->setVisibility(visibility());
    foreach (QString element, bodies())
        c->addBody(element);
    foreach (QString element, languages())
        c->addLanguage(element);
    return c;
}

// OWNED ATTRIBUTES

/*!
    The text of the expression, possibly in multiple languages.

    \sa addBody(), removeBody()
 */
const QList<QString> QMofOpaqueExpression::bodies() const
{
    // This is a read-write property

    return _bodies;
}

/*!
    Adds \a body to bodies.

    \sa bodies(), removeBody()
 */
void QMofOpaqueExpression::addBody(QString body)
{
    // This is a read-write property

    if (!_bodies.contains(body)) {
        _bodies.append(body);
    }
}

/*!
    Removes \a body from bodies.

    \sa bodies(), addBody()
 */
void QMofOpaqueExpression::removeBody(QString body)
{
    // This is a read-write property

    if (_bodies.contains(body)) {
        _bodies.removeAll(body);
    }
}

/*!
    Specifies the languages in which the expression is stated. The interpretation of the expression body depends on the languages. If the languages are unspecified, they might be implicit from the expression body or the context. Languages are matched to body strings by order.

    \sa addLanguage(), removeLanguage()
 */
const QList<QString> QMofOpaqueExpression::languages() const
{
    // This is a read-write property

    return _languages;
}

/*!
    Adds \a language to languages.

    \sa languages(), removeLanguage()
 */
void QMofOpaqueExpression::addLanguage(QString language)
{
    // This is a read-write property

    if (!_languages.contains(language)) {
        _languages.append(language);
    }
}

/*!
    Removes \a language from languages.

    \sa languages(), addLanguage()
 */
void QMofOpaqueExpression::removeLanguage(QString language)
{
    // This is a read-write property

    if (_languages.contains(language)) {
        _languages.removeAll(language);
    }
}

// OPERATIONS

/*!
    The query isIntegral() tells whether an expression is intended to produce an integer.
 */
bool QMofOpaqueExpression::isIntegral() const
{
    qWarning("QMofOpaqueExpression::isIntegral(): to be implemented (operation)");

    return bool ();
}

/*!
    The query isNonNegative() tells whether an integer expression has a non-negative value.
 */
bool QMofOpaqueExpression::isNonNegative() const
{
    qWarning("QMofOpaqueExpression::isNonNegative(): to be implemented (operation)");

    return bool ();
}

/*!
    The query isPositive() tells whether an integer expression has a positive value.
 */
bool QMofOpaqueExpression::isPositive() const
{
    qWarning("QMofOpaqueExpression::isPositive(): to be implemented (operation)");

    return bool ();
}

/*!
    The query value() gives an integer value for an expression intended to produce one.
 */
int QMofOpaqueExpression::value() const
{
    qWarning("QMofOpaqueExpression::value(): to be implemented (operation)");

    return int ();
}

QT_END_NAMESPACE