StrongDuality.h

//
// Created by henri on 29.11.24.
//
 
#ifndef IDOL_BILEVEL_STRONG_DUALITY_H
#define IDOL_BILEVEL_STRONG_DUALITY_H
 
#include "idol/general/optimizers/OptimizerFactory.h"
#include "idol/bilevel/modeling/Description.h"
#include "idol/bilevel/optimizers/BilevelOptimizerInterface.h"
 
namespace idol::Bilevel {
    class StrongDuality;
}
 
class idol::Bilevel::StrongDuality : public OptimizerFactoryWithDefaultParameters<StrongDuality>, public Bilevel::OptimizerInterface {
    const Bilevel::Description* m_description = nullptr;
    std::unique_ptr<OptimizerFactory> m_single_level_optimizer;
public:
    StrongDuality();
 
    explicit StrongDuality(const Bilevel::Description& t_description);
 
    StrongDuality(const StrongDuality& t_src);
 
    Optimizer *operator()(const Model &t_model) const override;
 
    [[nodiscard]] OptimizerFactory *clone() const override;
 
    void set_bilevel_description(const Description &t_bilevel_description) override;
 
    StrongDuality& with_single_level_optimizer(const OptimizerFactory& t_deterministic_optimizer);
 
    StrongDuality& operator+=(const OptimizerFactory& t_optimizer) { return with_single_level_optimizer(t_optimizer); }
 
    static Model make_model(const Model& t_model, const Bilevel::Description& t_description);
};
 
namespace idol {
    static Bilevel::StrongDuality operator+(const Bilevel::StrongDuality& t_strong_duality, const OptimizerFactory& t_optimizer) {
        Bilevel::StrongDuality result(t_strong_duality);
        result += t_optimizer;
        return result;
    }
}
 
#endif //IDOL_BILEVEL_STRONG_DUALITY_H