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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Controls 2 module 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 "qquickiosstyle_p.h"

#include <QtCore/qsettings.h>
#include <QtQuickControls2/private/qquickstyle_p.h>

QT_BEGIN_NAMESPACE

Q_GLOBAL_STATIC_WITH_ARGS(QString, GlobalPath, (QLatin1String("qrc:/qt-project.org/imports/QtQuick/Controls/iOS/images/")))

static QQuickIOSStyle::Theme qquickios_effective_theme()
{
    return QQuickStylePrivate::isDarkSystemTheme()
            ? QQuickIOSStyle::Dark
            : QQuickIOSStyle::Light;
}

QQuickIOSStyle::QQuickIOSStyle(QObject *parent)
    : QQuickAttachedObject(parent)
{
    init();
}

QQuickIOSStyle *QQuickIOSStyle::qmlAttachedProperties(QObject *object)
{
    return new QQuickIOSStyle(object);
}

QUrl QQuickIOSStyle::url() const
{
    return *GlobalPath();
}

void QQuickIOSStyle::init()
{
    // static bool globalsInitialized = false;
    // if (!globalsInitialized) {
    //     QSharedPointer<QSettings> settings = QQuickStylePrivate::settings(QStringLiteral("iOS"));
    //     globalsInitialized = true;
    // }
    QQuickAttachedObject::init(); // TODO: lazy init?
    setTheme(qquickios_effective_theme());
}

QQuickIOSStyle::Theme QQuickIOSStyle::theme() const
{
    return m_theme;
}

void QQuickIOSStyle::setTheme(Theme theme)
{
    if (m_theme == theme)
        return;
    m_theme = theme;

    themeChanged();
}

QT_END_NAMESPACE