UpdatableFile.h

gehe zur Dokumentation dieser Datei

 
#pragma once
 
#include "GlobalStatus.h"
 
#include <QObject>
#include <QUrl>
 
#include <functional>
 
class test_UpdatableFile;
class test_ReaderConfiguration;
 
 
namespace governikus
{
class UpdatableFile
    : public QObject
{
    Q_OBJECT
 
    private:
        friend class ::test_UpdatableFile;
        friend class ::test_ReaderConfiguration;
 
        const QString mSection;
        const QString mName;
        QString mDefaultPath;
        const QString mSectionCachePath;
        const QUrl mUpdateUrl;
        bool mUpdateRunning;
 
        [[nodiscard]] const QString& getName() const;
        [[nodiscard]] QDateTime cacheTimestamp() const;
        [[nodiscard]] const QString& getSectionCachePath() const;
 
        [[nodiscard]] QString qrcPath() const;
        [[nodiscard]] QString cachePath() const;
        [[nodiscard]] QUrl updateUrl(const QString& pSection, const QString& pName) const;
        [[nodiscard]] QString dirtyFilePath() const;
        [[nodiscard]] QString sectionCachePath(const QString& pSection) const;
        [[nodiscard]] QString makeSectionCachePath(const QString& pSection) const;
        void cleanupAfterUpdate(const std::function<void()>& pCustomAction);
        bool writeDataToFile(const QByteArray& pData, const QString& pFilePath, bool pOverwrite = false);
 
    private Q_SLOTS:
        void onDownloadSuccess(const QUrl& pUpdateUrl, const QDateTime& pNewTimestamp, const QByteArray& pData);
        void onDownloadFailed(const QUrl& pUpdateUrl, GlobalStatus::Code pErrorCode);
        void onDownloadUnnecessary(const QUrl& pUpdateUrl);
 
    public:
        UpdatableFile(const QString& pSection, const QString& pName, const QString& pDefaultPath = QString());
        ~UpdatableFile() override = default;
 
        QUrl lookupUrl();
        QString lookupPath();
        bool forEachLookupPath(const std::function<bool(const QString&)>& pValidate);
 
        void setDefaultPath(const QString& pPath);
        [[nodiscard]] const QString& getDefaultPath() const;
 
        void update();
        [[nodiscard]] bool isDirty() const;
        void clearDirty() const;
        void markDirty() const;
 
    Q_SIGNALS:
        void fireUpdated();
        void fireNoUpdateAvailable();
 
};
 
} // namespace governikus