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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qqmlpropertyresolver_p.h"

QT_BEGIN_NAMESPACE

QQmlPropertyData *QQmlPropertyResolver::property(const QString &name, bool *notInRevision,
                                                 RevisionCheck check) const
{
    if (notInRevision) *notInRevision = false;

    QQmlPropertyData *d = cache->property(name, nullptr, nullptr);

    // Find the first property
    while (d && d->isFunction())
        d = cache->overrideData(d);

    if (check != IgnoreRevision && d && !cache->isAllowedInRevision(d)) {
        if (notInRevision) *notInRevision = true;
        return nullptr;
    } else {
        return d;
    }
}


QQmlPropertyData *QQmlPropertyResolver::signal(const QString &name, bool *notInRevision) const
{
    if (notInRevision) *notInRevision = false;

    QQmlPropertyData *d = cache->property(name, nullptr, nullptr);
    if (notInRevision) *notInRevision = false;

    while (d && !(d->isFunction()))
        d = cache->overrideData(d);

    if (d && !cache->isAllowedInRevision(d)) {
        if (notInRevision) *notInRevision = true;
        return nullptr;
    } else if (d && d->isSignal()) {
        return d;
    }

    if (name.endsWith(QLatin1String("Changed"))) {
        QString propName = name.mid(0, name.length() - static_cast<int>(strlen("Changed")));

        d = property(propName, notInRevision);
        if (d)
            return cache->signal(d->notifyIndex());
    }

    return nullptr;
}

QT_END_NAMESPACE