FilePool.hh

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#ifndef FILEPOOL_HH
#define FILEPOOL_HH
 
#include "Command.hh"
#include "EventListener.hh"
#include "FilePoolCore.hh"
#include "StringSetting.hh"
#include "Observer.hh"
#include <string_view>
 
namespace openmsx {
 
class CommandController;
class Reactor;
class Sha1SumCommand;
 
class FilePool final : private Observer<Setting>, private EventListener
{
public:
        FilePool(CommandController& controller, Reactor& reactor);
        ~FilePool();
 
        [[nodiscard]] File getFile(FileType fileType, const Sha1Sum& sha1sum);
 
        [[nodiscard]] Sha1Sum getSha1Sum(File& file);
 
private:
        [[nodiscard]] FilePoolCore::Directories getDirectories() const;
        void reportProgress(std::string_view message);
 
        // Observer<Setting>
        void update(const Setting& setting) noexcept override;
 
        // EventListener
        int signalEvent(const Event& event) noexcept override;
 
private:
        FilePoolCore core;
        StringSetting filePoolSetting;
        Reactor& reactor;
 
        class Sha1SumCommand final : public Command {
        public:
                explicit Sha1SumCommand(CommandController& commandController);
                void execute(span<const TclObject> tokens, TclObject& result) override;
                [[nodiscard]] std::string help(span<const TclObject> tokens) const override;
                void tabCompletion(std::vector<std::string>& tokens) const override;
        } sha1SumCommand;
 
        bool quit = false;
};
 
} // namespace openmsx
 
#endif