airspaceaircraftsnapshot.cpp

// SPDX-FileCopyrightText: Copyright (C) 2015 swift Project Community / Contributors
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
 
#include "misc/simulation/airspaceaircraftsnapshot.h"
 
#include <QThread>
 
#include "misc/aviation/callsign.h"
#include "misc/pq/physicalquantity.h"
#include "misc/simulation/simulatedaircraft.h"
 
using namespace swift::misc::aviation;
using namespace swift::misc::physical_quantities;
 
SWIFT_DEFINE_VALUEOBJECT_MIXINS(swift::misc::simulation, CAirspaceAircraftSnapshot)
 
namespace swift::misc::simulation
{
    CAirspaceAircraftSnapshot::CAirspaceAircraftSnapshot(const CSimulatedAircraftList &allAircraft, bool restricted,
                                                         bool renderingEnabled, int maxAircraft,
                                                         const CLength &maxRenderedDistance)
        : m_timestampMsSinceEpoch(QDateTime::currentMSecsSinceEpoch()), m_restricted(restricted),
          m_renderingEnabled(renderingEnabled), m_threadName(QThread::currentThread()->objectName())
    {
        if (allAircraft.isEmpty()) { return; }
 
        CSimulatedAircraftList aircraft(allAircraft);
        aircraft.sortByDistanceToReferencePositionRenderedCallsign();
        const int numberAll = aircraft.size();
        Q_ASSERT_X(numberAll == allAircraft.size(), Q_FUNC_INFO, "aircraft got lost");
        const CSimulatedAircraftList vtolAircraft(aircraft.findByVtol(true));
        const int numberVtol = vtolAircraft.size();
        m_aircraftCallsignsByDistance = aircraft.getCallsigns();
        Q_ASSERT_X(m_aircraftCallsignsByDistance.size() == allAircraft.size(), Q_FUNC_INFO,
                   "redundant or missing callsigns");
        m_vtolAircraftCallsignsByDistance = vtolAircraft.getCallsigns();
        Q_ASSERT_X(m_vtolAircraftCallsignsByDistance.size() == numberVtol, Q_FUNC_INFO,
                   "redundant or missing callsigns");
 
        // no restrictions, just find by attributes
        if (!restricted)
        {
            m_enabledAircraftCallsignsByDistance = aircraft.findByEnabled(true).getCallsigns();
            m_disabledAircraftCallsignsByDistance = aircraft.findByEnabled(false).getCallsigns();
            int numberEnabled = m_enabledAircraftCallsignsByDistance.size();
            int numberDisabled = m_disabledAircraftCallsignsByDistance.size();
            Q_ASSERT_X(numberEnabled + numberDisabled == numberAll, Q_FUNC_INFO, "Mismatch in enabled/disabled/all");
            m_enabledVtolAircraftCallsignsByDistance = vtolAircraft.findByEnabled(true).getCallsigns();
            return;
        }
 
        // no rendering, this means all aircraft are disabled
        if (!m_renderingEnabled)
        {
            m_disabledAircraftCallsignsByDistance = aircraft.getCallsigns();
            return;
        }
 
        // restricted
        int count = 0; // when max. aircraft reached?
        for (const CSimulatedAircraft &currentAircraft : aircraft)
        {
            const CCallsign cs(currentAircraft.getCallsign());
            if (currentAircraft.isEnabled())
            {
                CLength distance(currentAircraft.getRelativeDistance());
                if (count >= maxAircraft || (!maxRenderedDistance.isNull() && distance >= maxRenderedDistance))
                {
                    m_disabledAircraftCallsignsByDistance.push_back(cs);
                }
                else
                {
                    count++;
                    m_enabledAircraftCallsignsByDistance.push_back(cs);
                    if (currentAircraft.isVtol()) { m_enabledVtolAircraftCallsignsByDistance.push_back(cs); }
                }
            }
            else { m_disabledAircraftCallsignsByDistance.push_back(cs); }
        }
    }
 
    bool CAirspaceAircraftSnapshot::isValidSnapshot() const { return m_timestampMsSinceEpoch > 0; }
 
    void CAirspaceAircraftSnapshot::setRestrictionChanged(const CAirspaceAircraftSnapshot &snapshot)
    {
        if (this->isValidSnapshot() == snapshot.isValidSnapshot())
        {
            this->m_restrictionChanged = (snapshot.m_restricted != this->m_restricted) ||
                                         (snapshot.m_renderingEnabled != this->m_renderingEnabled);
        }
        else { this->m_restrictionChanged = true; }
    }
 
    QVariant CAirspaceAircraftSnapshot::propertyByIndex(CPropertyIndexRef index) const
    {
        if (index.isMyself()) { return QVariant::fromValue(*this); }
        return CValueObject::propertyByIndex(index);
    }
 
    void CAirspaceAircraftSnapshot::setPropertyByIndex(CPropertyIndexRef index, const QVariant &variant)
    {
        if (index.isMyself())
        {
            (*this) = variant.value<CAirspaceAircraftSnapshot>();
            return;
        }
        CValueObject::setPropertyByIndex(index, variant);
    }
 
    QString CAirspaceAircraftSnapshot::convertToQString(bool i18n) const
    {
        Q_UNUSED(i18n);
        return this->getTimestamp().toString();
    }
 
} // namespace swift::misc::simulation