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// SPDX-FileCopyrightText: 2022 Melvin Keskin <melvo@olomono.de>
//
// SPDX-License-Identifier: LGPL-2.1-or-later
#include "QXmppMessageReaction.h"
#include "QXmppConstants_p.h"
#include "QXmppUtils.h"
#include <QDomElement>
class QXmppMessageReactionPrivate : public QSharedData
{
public:
QString messageId;
QVector<QString> emojis;
};
///
/// \class QXmppMessageReaction
///
/// \brief The QXmppMessageReaction class represents a reaction to a message in the form of emojis
/// as specified by \xep{0444, Message Reactions}.
///
/// \since QXmpp 1.5
///
///
/// Constructs a message reaction.
///
QXmppMessageReaction::QXmppMessageReaction()
: d(new QXmppMessageReactionPrivate)
{
}
QXMPP_PRIVATE_DEFINE_RULE_OF_SIX(QXmppMessageReaction)
///
/// Returns the ID of the message for that the reaction is sent.
///
/// For a group chat message, \code QXmppMessage::stanzaId() \endcode is used.
///
/// For other message types, \code QXmppMessage::originId() \endcode is used.
/// If that is not available, \code QXmppMessage::id() \endcode is used.
///
/// \return the message's ID
///
QString QXmppMessageReaction::messageId() const
{
return d->messageId;
}
///
/// Sets the ID of the message for that the reaction is sent.
///
/// For a group chat message, \code QXmppMessage::stanzaId() \endcode must be used.
/// If there is no such ID, a message reaction must not be sent.
///
/// For other message types, \code QXmppMessage::originId() \endcode should be used.
/// If that is not available, \code QXmppMessage::id() \endcode should be used.
///
/// \param messageId message's ID
///
void QXmppMessageReaction::setMessageId(const QString &messageId)
{
d->messageId = messageId;
}
///
/// Returns the emojis in reaction to a message.
///
/// \return the emoji reactions
///
QVector<QString> QXmppMessageReaction::emojis() const
{
return d->emojis;
}
///
/// Sets the emojis in reaction to a message.
///
/// Each reaction should only consist of unicode codepoints that can be displayed as a single emoji.
/// Duplicates are not allowed.
///
/// \param emojis emoji reactions
///
void QXmppMessageReaction::setEmojis(const QVector<QString> &emojis)
{
d->emojis = emojis;
}
/// \cond
void QXmppMessageReaction::parse(const QDomElement &element)
{
d->messageId = element.attribute(QStringLiteral("id"));
for (auto childElement = element.firstChildElement();
!childElement.isNull();
childElement = childElement.nextSiblingElement()) {
d->emojis.append(childElement.text());
}
// Remove duplicate emojis.
std::sort(d->emojis.begin(), d->emojis.end());
d->emojis.erase(std::unique(d->emojis.begin(), d->emojis.end()), d->emojis.end());
}
void QXmppMessageReaction::toXml(QXmlStreamWriter *writer) const
{
writer->writeStartElement(QStringLiteral("reactions"));
writer->writeDefaultNamespace(ns_reactions);
writer->writeAttribute(QStringLiteral("id"), d->messageId);
for (const auto &reaction : d->emojis) {
helperToXmlAddTextElement(writer, QStringLiteral("reaction"), reaction);
}
writer->writeEndElement();
}
/// \endcond
///
/// Determines whether the given DOM element is a message reaction element.
///
/// \param element DOM element being checked
///
/// \return true if element is a message reaction element, otherwise false
///
bool QXmppMessageReaction::isMessageReaction(const QDomElement &element)
{
return element.tagName() == QStringLiteral("reactions") &&
element.namespaceURI() == ns_reactions;
}
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