modulefactory.h

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#pragma once
 
#include "interfaces.h"
#include "modelinput.h"
#include "repository.h"
#include <functional>
#include <unordered_map>
 
namespace hgps {
 
class SimulationModuleFactory {
  public:
    using ModuleType = std::shared_ptr<SimulationModule>;
 
    using ConcreteBuilder = ModuleType (*)(Repository &, const ModelInput &);
 
    SimulationModuleFactory() = delete;
    SimulationModuleFactory(Repository &data_repository);
 
    std::size_t size() const noexcept;
 
    bool contains(const SimulationModuleType type) const noexcept;
 
    void register_builder(const SimulationModuleType type, const ConcreteBuilder builder);
 
    ModuleType create(const SimulationModuleType type, const ModelInput &config);
 
  private:
    std::reference_wrapper<Repository> repository_;
    std::unordered_map<SimulationModuleType, ConcreteBuilder> builders_;
};
} // namespace hgps