card_database_settings.h

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#ifndef CARDDATABASESETTINGS_H
#define CARDDATABASESETTINGS_H
 
#include "settings_manager.h"
 
#include <QHash>
#include <QMutex>
#include <QString>
#include <QVector>
#include <libcockatrice/interfaces/interface_card_set_priority_controller.h>
#include <qtmetamacros.h>
 
class QObject;
 
class CardDatabaseSettings : public SettingsManager, public ICardSetPriorityController
{
    Q_OBJECT
    friend class SettingsCache;
 
public:
    void setSortKey(QString shortName, unsigned int sortKey) override;
    void setEnabled(QString shortName, bool enabled) override;
    void setIsKnown(QString shortName, bool isknown) override;
 
    unsigned int getSortKey(QString shortName) const override;
    bool isEnabled(QString shortName) const override;
    bool isKnown(QString shortName) const override;
 
    SetOptions getSetOptions(QString shortName) const override;
 
    QStringList getEnabledSetNames() const override;
 
    void saveSets(const QVector<SetSaveData> &data) override;
 
private:
    explicit CardDatabaseSettings(const QString &settingPath, QObject *parent = nullptr);
 
    // In-memory cache of set priority options. QSettings re-opens and re-parses
    // the whole .ini on every access, which is catastrophic when CardSet
    // construction calls getSortKey/isEnabled/isKnown once per set during the
    // database load (thousands of file parses). The cache is populated from a
    // single QSettings session and kept consistent with the writes below.
    mutable QMutex setOptionsMutex;
    mutable QHash<QString, SetOptions> setOptionsCache;
    mutable bool setOptionsLoaded = false;
 
    void ensureSetOptionsLoaded() const;
};
 
#endif // CARDDATABASESETTINGS_H