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#include "qwebenginenotification.h"

#include "user_notification_controller.h"

#include <QExplicitlySharedDataPointer>

QT_BEGIN_NAMESPACE

using QtWebEngineCore::UserNotificationController;

/*!
    \class QWebEngineNotification
    \brief The QWebEngineNotification class encapsulates the data of an HTML5 web notification.
    \since 5.13

    \inmodule QtWebEngineCore

    This class contains the information and API for HTML5 desktop and push notifications.

    Web engine notifications are passed to the user in the
    \l QWebEngineProfile::setNotificationPresenter() and
    \l QQuickWebEngineProfile::userNotification() calls and the
    \l WebEngineProfile::userNotification() signal.
*/

class QWebEngineNotificationPrivate : public UserNotificationController::Client {
public:
    QWebEngineNotificationPrivate(QWebEngineNotification *q, const QSharedPointer<UserNotificationController> &controller)
        : controller(controller)
        , q(q)
    {
        controller->setClient(this);
    }
    ~QWebEngineNotificationPrivate() override
    {
        if (controller->client() == this)
            controller->setClient(0);
    }

    // UserNotificationController::Client:
    virtual void notificationClosed(const UserNotificationController *) Q_DECL_OVERRIDE
    {
        Q_EMIT q->closed();
    }

    QSharedPointer<UserNotificationController> controller;
    QWebEngineNotification *q;
};


/*!
    Creates a null QWebEngineNotification.

    \sa isNull()
*/
QWebEngineNotification::QWebEngineNotification() { }

/*! \internal
*/
QWebEngineNotification::QWebEngineNotification(const QSharedPointer<UserNotificationController> &controller)
    : d_ptr(new QWebEngineNotificationPrivate(this, controller))
{ }

/*! \internal
*/
QWebEngineNotification::QWebEngineNotification(const QWebEngineNotification &other)
    : QObject()
    , d_ptr(new QWebEngineNotificationPrivate(this, other.d_ptr->controller))
{ }

/*! \internal
*/
QWebEngineNotification::~QWebEngineNotification()
{
}

/*! \internal
*/
const QWebEngineNotification &QWebEngineNotification::operator=(const QWebEngineNotification &other)
{
    d_ptr.reset(new QWebEngineNotificationPrivate(this, other.d_ptr->controller));
    return *this;
}

/*!
    Returns \c true if the two notifications belong to the same message chain.
    That is, if their tag() and origin() are the same. This means one is
    a replacement or an update of the \a other.

    \sa tag(), origin()
*/
bool QWebEngineNotification::matches(const QWebEngineNotification &other) const
{
    if (!d_ptr)
        return !other.d_ptr;
    if (!other.d_ptr)
        return false;
    return tag() == other.tag() && origin() == other.origin();
}

/*!
    \property QWebEngineNotification::title
    \brief The title of the notification.
    \sa message()
*/
QString QWebEngineNotification::title() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->title() : QString();
}

/*!
    \property QWebEngineNotification::message
    \brief The body of the notification message.
    \sa title()
*/

QString QWebEngineNotification::message() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->body() : QString();
}

/*!
    \property QWebEngineNotification::tag
    \brief The tag of the notification message.

    New notifications that have the same tag and origin URL as an existing
    one should replace or update the old notification with the same tag.

    \sa matches()
*/
QString QWebEngineNotification::tag() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->tag() : QString();
}

/*!
    \property QWebEngineNotification::origin
    \brief The URL of the page sending the notification.
*/

QUrl QWebEngineNotification::origin() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->origin() : QUrl();
}

/*!
    \property QWebEngineNotification::icon
    \brief The icon to be shown with the notification.

    If no icon is set by the sender, an null QIcon is returned.
*/
QIcon QWebEngineNotification::icon() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->icon() : QIcon();
}

/*!
    \property QWebEngineNotification::language
    \brief The primary language for the notification's title and body.

    Its value is a valid BCP 47 language tag, or the empty string.

    \sa title(), message()
*/
QString QWebEngineNotification::language() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->language() : QString();
}

/*!
    \property QWebEngineNotification::direction
    \brief The text direction for the notification's title and body.
    \sa title(), message()
*/
Qt::LayoutDirection QWebEngineNotification::direction() const
{
    Q_D(const QWebEngineNotification);
    return d ? d->controller->direction() : Qt::LayoutDirectionAuto;
}

/*!
    Returns \c true if the notification is not a default constructed null notification.
*/
bool QWebEngineNotification::isValid() const
{
    return !d_ptr.isNull();
}

/*!
    Creates and dispatches a JavaScript \e {show event} on notification.

    Should be called by the notification platform when the notification has been shown to user.
*/
void QWebEngineNotification::show() const
{
    Q_D(const QWebEngineNotification);
    if (d)
        d->controller->notificationDisplayed();
}

/*!
    Creates and dispatches a JavaScript \e {click event} on notification.

    Should be called by the notification platform when the notification is activated by the user.
*/
void QWebEngineNotification::click() const
{
    Q_D(const QWebEngineNotification);
    if (d)
        d->controller->notificationClicked();
}

/*!
    Creates and dispatches a JavaScript \e {close event} on notification.

    Should be called by the notification platform when the notification is closed,
    either by the underlying platform or by the user.
*/
void QWebEngineNotification::close() const
{
    Q_D(const QWebEngineNotification);
    if (d)
        d->controller->notificationClosed();
}

/*!
    \fn void QWebEngineNotification::closed()

    This signal is emitted when the web page calls close steps for the notification,
    and it no longer needs to be shown.
*/

QT_END_NAMESPACE

#include "moc_qwebenginenotification.cpp"