card_database_loader.h

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#ifndef COCKATRICE_CARD_DATABASE_LOADER_H
#define COCKATRICE_CARD_DATABASE_LOADER_H
 
#include <QBasicMutex>
#include <QList>
#include <QLoggingCategory>
#include <libcockatrice/interfaces/interface_card_database_path_provider.h>
#include <libcockatrice/interfaces/interface_card_preference_provider.h>
 
inline Q_LOGGING_CATEGORY(CardDatabaseLoadingLog, "card_database.loading");
inline Q_LOGGING_CATEGORY(CardDatabaseLoadingSuccessOrFailureLog, "card_database.loading.success_or_failure");
 
class CardDatabase;
class ICardDatabaseParser;

enum LoadStatus
{
    Ok,            
    VersionTooOld, 
    Invalid,       
    NotLoaded,     
    FileError,     
    NoCards        
};

class CardDatabaseLoader : public QObject
{
    Q_OBJECT
public:
    explicit CardDatabaseLoader(QObject *parent,
                                CardDatabase *db,
                                ICardDatabasePathProvider *pathProvider,
                                ICardPreferenceProvider *preferenceProvider);

    ~CardDatabaseLoader() override;
 
public slots:
    LoadStatus loadCardDatabases();

    LoadStatus loadCardDatabase(const QString &path);

    bool saveCustomTokensToFile();
 
signals:
    void loadingStarted();

    void loadingFinished();

    void loadingFailed();

    void newSetsFound(int numSets, const QStringList &setNames);

    void allNewSetsEnabled();
 
private:
    LoadStatus loadFromFile(const QString &fileName);

    [[nodiscard]] QStringList collectCustomDatabasePaths() const;
 
private:
    CardDatabase *database;                        
    ICardDatabasePathProvider *pathProvider;       
    QList<ICardDatabaseParser *> availableParsers; 
 
    QBasicMutex *loadFromFileMutex = new QBasicMutex();   
    QBasicMutex *reloadDatabaseMutex = new QBasicMutex(); 
};
 
#endif // COCKATRICE_CARD_DATABASE_LOADER_H