airportdatareader.h

Go to the documentation of this file.

// SPDX-FileCopyrightText: Copyright (C) 2016 swift Project Community / Contributors
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
 
 
#ifndef SWIFT_CORE_AIRPORTDATAREADER_H
#define SWIFT_CORE_AIRPORTDATAREADER_H
 
#include <atomic>
 
#include <QNetworkAccessManager>
 
#include "core/data/dbcaches.h"
#include "core/db/databasereader.h"
#include "core/swiftcoreexport.h"
#include "misc/aviation/airportlist.h"
#include "misc/network/entityflags.h"
 
namespace swift::core::db
{
    class SWIFT_CORE_EXPORT CAirportDataReader : public CDatabaseReader
    {
        Q_OBJECT
 
    public:
        CAirportDataReader(QObject *parent, const CDatabaseReaderConfigList &config);
 
        swift::misc::aviation::CAirportList getAirports() const;
 
        swift::misc::aviation::CAirport getAirportForIcaoDesignator(const QString &designator) const;
 
        swift::misc::aviation::CAirport getAirportForNameOrLocation(const QString &location) const;
 
        int getAirportsCount() const;
 
        // data read from local data
        swift::misc::CStatusMessageList readFromJsonFiles(const QString &dir,
                                                          swift::misc::network::CEntityFlags::Entity whatToRead,
                                                          bool overrideNewerOnly) override;
        bool readFromJsonFilesInBackground(const QString &dir, swift::misc::network::CEntityFlags::Entity whatToRead,
                                           bool overrideNewerOnly) override;
 
        // base class overrides
        swift::misc::network::CEntityFlags::Entity getSupportedEntities() const override;
        QDateTime getCacheTimestamp(swift::misc::network::CEntityFlags::Entity entities) const override;
        int getCacheCount(swift::misc::network::CEntityFlags::Entity entity) const override;
        swift::misc::network::CEntityFlags::Entity getEntitiesWithCacheCount() const override;
        swift::misc::network::CEntityFlags::Entity
        getEntitiesWithCacheTimestampNewerThan(const QDateTime &threshold) const override;
        void synchronizeCaches(swift::misc::network::CEntityFlags::Entity entities) override;
        void admitCaches(swift::misc::network::CEntityFlags::Entity entities) override;
 
    protected:
        // base class overrides
        void invalidateCaches(swift::misc::network::CEntityFlags::Entity entities) override;
        bool hasChangedUrl(swift::misc::network::CEntityFlags::Entity entity, swift::misc::network::CUrl &oldUrlInfo,
                           swift::misc::network::CUrl &newUrlInfo) const override;
        swift::misc::network::CUrl getDbServiceBaseUrl() const override;
 
    private:
        swift::misc::CData<swift::core::data::TDbAirportCache> m_airportCache {
            this, &CAirportDataReader::airportCacheChanged
        }; 
        std::atomic_bool m_syncedAirportCache { false }; 
 
        swift::misc::CData<swift::core::data::TDbModelReaderBaseUrl> m_readerUrlCache {
            this, &CAirportDataReader::baseUrlCacheChanged
        };
 
        void read(swift::misc::network::CEntityFlags::Entity entity,
                  swift::misc::db::CDbFlags::DataRetrievalModeFlag mode, const QDateTime &newerThan) override;
 
        void parseAirportData(QNetworkReply *nwReplyPtr);
 
        void airportCacheChanged();
 
        void baseUrlCacheChanged();
 
        void updateReaderUrl(const swift::misc::network::CUrl &url);
 
        swift::misc::network::CUrl getAirportsUrl(swift::misc::db::CDbFlags::DataRetrievalModeFlag mode) const;
    };
} // namespace swift::core::db
 
#endif // SWIFT_CORE_AIRPORTDATAREADER_H