/**
  * @RDE_HEADER@
  * QueryTimeline
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Fröbel, SLSE, 2017-07-10
  */

#include "query_timeline.h"
#include "iava_comm.h"
#include "iava_command_done_observer.h"
#include "av_helper.h"


namespace AudioVideoManagement
{

namespace AvaCommands
{

QueryTimeline::QueryTimeline(IAvaComm *comm, IAvaCommandDoneObserver *observer, const QString &streamName,
                             const boost::optional<AvaTimePoint> &start, const boost::optional<AvaTimePoint> &end)
  : m_streamName(streamName)
  , m_collector(comm, streamName, [this] (AvaTimeline &&timeline) { onTimelineReceived(std::move(timeline)); }, [this] { m_observer->alive(this); })
  , m_comm(comm)
  , m_observer(observer)
  , m_start(start)
  , m_end(end)
{
  Q_ASSERT(comm);
  Q_ASSERT(observer);
}

void QueryTimeline::send()
{
  connect(m_comm, &IAvaComm::ok, this, &QueryTimeline::onOk);
  m_collector.start();
  m_comm->queryTimeline(m_streamName, m_start, m_end);
}

void QueryTimeline::onOk()
{
  Q_ASSERT(!m_ok);
  m_ok = true;
}

void QueryTimeline::done()
{
  m_comm->disconnect(this);
  m_observer->done(this);
}

void QueryTimeline::onTimelineReceived(AvaTimeline &&timeline)
{
  Q_ASSERT(m_ok);
  m_timeline = std::move(timeline);
  done();
}

} // namespace AvaCommands
} // namespace AudioVideoManagement