/**
  * @RDE_HEADER@
  * KeepAlive
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Fröbel, NLSE, 2018-04-10
  */

#include "keep_alive.h"
#include "iava_comm.h"
#include "iava_command_done_observer.h"
#include "ivd_comm.h"
#include "ivd_command_done_observer.h"

namespace AudioVideoManagement
{

namespace detail
{

template<class Comm, class DoneObserver>
KeepAlive<Comm, DoneObserver>::KeepAlive(Comm *comm, DoneObserver *doneObserver)
  : m_comm(comm)
  , m_observer(doneObserver)
{
  Q_ASSERT(comm);
  Q_ASSERT(doneObserver);
}

template<class Comm, class DoneObserver>
void KeepAlive<Comm, DoneObserver>::send()
{
  connect(m_comm, &Comm::keepAliveReceived, this, &KeepAlive::onKeepAliveReceived);
  m_comm->keepAlive();
}

template<class Comm, class DoneObserver>
void KeepAlive<Comm, DoneObserver>::onKeepAliveReceived()
{
  done();
}

template<class Comm, class DoneObserver>
void KeepAlive<Comm, DoneObserver>::done()
{
  m_comm->disconnect(this);
  m_observer->done(this);
}

/**
 * Explicit template instantiations.
 */
///@{
template class KeepAlive<IAvaComm, IAvaCommandDoneObserver>;
template class KeepAlive<IVdComm, IVdCommandDoneObserver>;
///@}

} // namespace detail

} // namespace AudioVideoManagement