maze_factory.h

#ifndef MAZE_FACTORY_H
#define MAZE_FACTORY_H
 
#include <MazeBuilder/factory_interface.h>
 
#include <memory>
#include <mutex>
#include <optional>
#include <string>
#include <unordered_map>
#include <vector>
 
namespace mazes
{
 
    class configurator;
    class maze_interface;
 
    class maze_factory final : public maze_factory_interface
    {
 
    public:
        bool register_creator(const std::string &key, factory_creator_t creator) noexcept override;
 
        bool unregister_creator(const std::string &key) noexcept override;
 
        bool is_registered(const std::string &key) const override;
 
        std::optional<std::unique_ptr<maze_interface>> create(const std::string &key, const configurator &config) const noexcept override;
 
        std::vector<std::string> get_registered_keys() const override;
 
        void clear() noexcept override;
 
    private:
        mutable std::mutex m_creators_mutex;
        std::unordered_map<std::string, factory_creator_t> m_creators;
    };
}
 
#endif // MAZE_FACTORY_H