/**
  * Handler ShootbackTargets (L400)
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by N. Thoden, NLE, 06.04.2020
  */

#include "main_handler.h"
#include "handler_target_area_assignment.h"
#include "handler_shootback_target.h"
#include "object_shootback_target.h"

using namespace TargetManagement;
//--------------------------------------------------------------------------
HandlerShootbackTarget::HandlerShootbackTarget(MainHandler *mainHandler)
  : QObject(mainHandler)
  , ShootbackTargetModifyRequestHandler(mainHandler->dds()->ftsTgt())
  , ShootbackTargetRemoveRequestHandler(mainHandler->dds()->ftsTgt())
  , m_mainHandler(mainHandler)
  , m_dtsTgt(m_mainHandler->dds()->dtsTgt())
  , m_logger(getLogger("HandlerShootbackTarget"))
{
  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
  TRACE_LOG(m_logger) << LOGFUNCTION << " END";
}

//--------------------------------------------------------------------------
HandlerShootbackTarget::~HandlerShootbackTarget()
{
  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
  TRACE_LOG(m_logger) << LOGFUNCTION << " END";
}

//--------------------------------------------------------------------------
bool HandlerShootbackTarget::init()
{
  TRACE_LOG(m_logger) << LOGFUNCTION << " START";

  //  connect(m_dtcTab.get(), &TrainingAreaBase::Interface::Dtc::targetDataChanged,
  //          this, &HandlerShootbackTarget::onTargetDataChanged);

  bool bRet = true;
  //  create objects
  auto cb = [this, &bRet](const Database::TgtShootbackTarget & data)
  {
    DEBUG_LOG(m_logger) << "Reading from DB ShootbackTarget with id = " << data.id;
    ObjectShootbackTarget *ifs(new ObjectShootbackTarget(m_mainHandler));
    Core::FunctionReplyObject ret = ifs->createObject(ObjectShootbackTarget::toDdsData(data));
    if (ret.error())
    {
      delete ifs;
      ERROR_LOG(m_logger) << ret();
      bRet = false;
      return;
    }
    m_objectMap.insert(ifs->getId(), ifs);
  };
  if (!m_mainHandler->db()->select(cb) || !bRet)
  {
    ERROR_LOG(m_logger) << "Error reading data from database!";
    return false;
  }
  DEBUG_LOG(m_logger) << "m_objectMap.size() = " << m_objectMap.size();

  return true;
}

ObjectShootbackTarget *HandlerShootbackTarget::dataForTargetParticipantId(int targetParticipantId) const
{
  for (ObjectShootbackTarget *item : qAsConst(m_objectMap))
  {
    if (!item)
      continue;
    if (item->getTargetParticipantId() == targetParticipantId)
      return item;
  } // for
  return nullptr;
}

int HandlerShootbackTarget::targetDataIdForTargetParticipantId(int targetParticipantId) const
{
  ObjectShootbackTarget *target = dataForTargetParticipantId(targetParticipantId);
  if (!target)
    return -1;
  return target->getId();
}


//--------------------------------------------------------------------------
void HandlerShootbackTarget::onShootbackTargetModifyRequest(const rti::core::SampleIdentity &cookie,
                                                            const ShootbackTarget &request)
{
  const auto ret = shootbackTargetModifyRequest(request);
  if (ret.error())
    WARNING_LOG(m_logger) << ret();
  else
    emit objectChanged(ret.id(), false);   // For ShootbackController

  m_mainHandler->dds()->ftsTgt()->shootbackTargetModifyReply(cookie, ret);
}

//--------------------------------------------------------------------------
Core::FunctionReplyObject HandlerShootbackTarget::shootbackTargetModifyRequest(const ShootbackTarget &request)
{
  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
  // modify
  if (request.id() > 0)
  {
    ObjectShootbackTarget *ifs = m_objectMap.value(request.id());
    if (!ifs)
      return Core::FunctionReplyObject(request.id(), tr_lts("dds", "ShootbackTarget with id %1 not found")).arg(request.id());

    // since the attribute 'visibleParticipants' is *not* part of the db,
    // ignore request.visibleParticipants and use the value of the current memory:
    ShootbackTarget copy = request;
    copy.visibleParticipants(ifs->getData().visibleParticipants());
    return ifs->updateObject(copy);
  }
  // create
  ObjectShootbackTarget *ifs(new ObjectShootbackTarget(m_mainHandler));
  auto ret = ifs->createObject(request);
  if (ret.error())
  {
    delete ifs;
    ifs = nullptr;
  }
  else
    m_objectMap.insert(ifs->getId(), ifs);
  TRACE_LOG(m_logger) << LOGFUNCTION << " END";
  return ret;
}

//--------------------------------------------------------------------------
void HandlerShootbackTarget::onShootbackTargetRemoveRequest(const rti::core::SampleIdentity &cookie,
                                                            const Core::RemoveElementRequest &request)
{
  TRACE_LOG(m_logger)  << LOGFUNCTION << " request=" << request;

  Core::FunctionReplyObject ret;
  ObjectShootbackTarget *ifs = m_objectMap.value(request.id());

  if (ifs == nullptr)
  {
    ret = Core::FunctionReplyObject(request.id(), tr_lts("dds", "ShootbackTarget with id %1 not found")).arg(request.id());
    m_mainHandler->dds()->ftsTgt()->shootbackTargetRemoveReply(cookie, ret);
    return;
  }

//  // referenced by an assignment?
//  if (m_mainHandler->handlerTargetAreaAssignment() &&
//      m_mainHandler->handlerTargetAreaAssignment()->isTargetDataIdUsedInAny(request.id()))
//  {
//    ret = Core::FunctionReplyObject(request.id(), tr_lts("dds", "ShootbackTarget with id %1 is used.")).arg(request.id());
//    m_mainHandler->dds()->ftsTgt()->shootbackTargetRemoveReply(cookie, ret);
//    return;
//  }

  //  if (m_mainHandler->dds()->topicLockMaster()->isLocked(ifs->getData(), m_mainHandler->exerciseId()))
  //  {
  //    ret = Core::FunctionReplyObject(request.id(), tr_lts("dds", "ShootbackTarget '%1' is used by another user!")).arg(ifs->getName());
  //    m_mainHandler->dds()->ftsTgt()->ShootbackTargetRemoveReply(cookie, ret);
  //    return;
  //  }

  ret = ifs->removeObject();

  if (ret.error())
    ERROR_LOG(m_logger) << ret();
  else
  {
    // delete Object
    delete ifs;
    m_objectMap.remove(request.id());
  }

  m_mainHandler->dds()->ftsTgt()->shootbackTargetRemoveReply(cookie, ret);

  // For ShootbackController
  if (!ret.error())
    emit objectChanged(request.id(), true);

  return;
}