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/*
Copyright (c) 2016 Christian Mollekopf <mollekopf@kolabsys.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "fabric.h"
#include "sinkfabric.h"
#include <QDebug>
namespace Kube {
namespace Fabric {
class Bus {
public:
Bus() = default;
~Bus() = default;
static Bus &instance()
{
static Bus bus;
return bus;
}
void bringUpDeps()
{
if (!mDepsUp) {
mDepsUp = true;
SinkFabric::instance();
}
}
void registerListener(Listener *listener)
{
mListener << listener;
bringUpDeps();
}
void unregisterListener(Listener *listener)
{
mListener.removeAll(listener);
}
void postMessage(const QString &id, const QVariantMap &message)
{
bringUpDeps();
for (const auto &l : mListener) {
l->notify(id, message);
}
}
private:
QVector<Listener*> mListener;
bool mDepsUp = false;
};
void Fabric::postMessage(const QString &id, const QVariantMap &msg)
{
Bus::instance().postMessage(id, msg);
}
Listener::Listener(QObject *parent)
: QObject(parent)
{
Bus::instance().registerListener(this);
}
Listener::~Listener()
{
Bus::instance().unregisterListener(this);
}
void Listener::notify(const QString &messageId, const QVariantMap &msg)
{
if (messageId == mFilter) {
emit messageReceived(msg);
}
}
}
}
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