/*
 * ModelParameterHandler.h
 *
 *  Created on: Mar 19, 2013
 *      Author: steve
 */

#ifndef MODELPARAMETERHANDLER_H_
#define MODELPARAMETERHANDLER_H_

#include "ModelParSet.h"
#include "Parametrization.h"
#include "ParametrizationModel.h"
#include "ParametrizationProxy.h"
#include "ModelFitResult.h"

#include <map>
#include <set>
//#include <tr1/memory>

//using std::tr1::shared_ptr;

class ModelParameterHandler {
private:
	/**
	 * The parameter set of the model.
	 */
	ModelParSet model_par_set;

	/**
	 * Map of ParametrizationProxys, which is either a Parametrization or a
	 * ParametrizationModel, for every ModelPar of this Model that is being
	 * parametrized.
	 * -Parametrizations that are called at each fit iteration step to
	 * update parameters due to connections to free parameters that have changed
	 * -ParametrizationModels are called at each evaluation as the model
	 * parameters are a dependent on the domain variables as well
	 */
	std::map<const shared_ptr<ModelPar>, ParametrizationProxy> parametrizations;

public:
	ModelParameterHandler(std::string model_name_);
	virtual ~ModelParameterHandler();

	ModelParSet& getModelParameterSet();

	int checkParametrizations() const;

	int checkParameters();

	void registerUpdaters();

	void reinitModelParametrizations();

	void registerParametrization(shared_ptr<ModelPar> model_par,
			shared_ptr<Parametrization> parametrization);

	void registerParametrizations(ModelParSet &model_par_set_,
			shared_ptr<Parametrization> parametrization);

	void registerParametrizationModel(shared_ptr<ModelPar> model_par,
			shared_ptr<ParametrizationModel> parametrization_model);

	ParametrizationProxy getParametrizationProxyForModelParameter(
			std::string name_);

	void executeParametrizationModels(const double *x);

	/**
	 * This method updates the model parameters that are set via
	 * parametrizations, and is automatically called from the #Model::updateModel
	 * function.
	 */
	void updateModelParameters();

	void initModelParametersFromFitResult(ModelFitResult &fit_result);
};

#endif /* MODELPARAMETERHANDLER_H_ */