OneVarFiller.h

#pragma once
 
#include "antares/modeler-optimisation-container/OptimEntityContainer.h"
#include "antares/optimisation/linear-problem-api/linearProblemFiller.h"
 
namespace Antares::Optimisation::LinearProblemApi
{
 
class OneVarFiller final: public LinearProblemFiller
{
public:
    explicit OneVarFiller(OptimEntityContainer& optimEntityContainer):
        optimEntityContainer_(optimEntityContainer)
    {
    }
 
    void addVariables(const FillContext& ctx) override;
    void addConstraints(const FillContext& ctx) override;
    void addObjectives(const FillContext& ctx) override;
 
private:
    std::string added_var_name_ = "var-by-OneVarFiller";
    OptimEntityContainer& optimEntityContainer_;
};
 
void OneVarFiller::addVariables([[maybe_unused]] const FillContext& ctx)
{
    optimEntityContainer_.Problem().addNumVariable(0, 1, added_var_name_);
}
 
void OneVarFiller::addConstraints([[maybe_unused]] const FillContext& ctx)
{
}
 
void OneVarFiller::addObjectives([[maybe_unused]] const FillContext& ctx)
{
    auto* var = optimEntityContainer_.Problem().lookupVariable(added_var_name_);
    optimEntityContainer_.Problem().setObjectiveCoefficient(var, 1);
}
 
} // namespace Antares::Optimisation::LinearProblemApi