package flintstones.model.valuation.service;

import java.util.HashMap;
import java.util.LinkedHashMap;

import flintstones.entity.domain.Domain;
import flintstones.entity.problemelement.ProblemElementKey;
import flintstones.entity.problemelement.entities.ProblemElement;
import flintstones.entity.valuation.Valuation;

/**
 * The Interface IValuationService.
 *
 * @author Sinbad2 Valuation Service Proider
 */
public interface IValuationService {

	/**
	 * Creates a Valuation for the given extension point with the given domain.
	 *
	 * @param id extension point id
	 * @param d  domain
	 * @return Working valuation
	 */
	public Valuation create(Domain d);

	/**
	 * Inserts or updates a valuation into the service.
	 *
	 * @param pek Problem element key to assing the valuation
	 * @param v   The valuation
	 */
	void addOrUpdate(ProblemElementKey pek, Valuation v);
	
	void removeValuation(ProblemElementKey pek);

	/**
	 * Gets the extension id for the given domain type.
	 *
	 * @param domainType the domain type
	 * @return Every extension ID for the given domain
	 */
	String getExtensionIdFor(String domainType);

	/**
	 * Gets the extension name for the given domain type.
	 *
	 * @param domainType the domain type
	 * @return the extension name for
	 */
	String getExtensionNameFor(String domainType);

	/**
	 * Gets every valuation.
	 *
	 * @return Every valuation
	 */
	Valuation[] getAll();

	/**
	 * Gets the valuation for a PEK.
	 *
	 * @param pek Problem element key
	 * @return The valuation assigned to the PE Key given
	 */
	Valuation getValuationFor(ProblemElementKey pek);

	/**
	 * Removes the valuation for a given domain.
	 *
	 * @param domain the domain
	 */
	void removeValuationFor(Domain domain);

	/**
	 * Removes the valuation for an PE item.
	 *
	 * @param type the type
	 * @param item the item
	 */
	void removeValuationFor(String type, ProblemElement item);

	/**
	 * Gets the domain for a valuation.
	 *
	 * @param valuationId the valuation id
	 * @return the domain for
	 */
	String getDomainFor(String valuationId);

	/**
	 * Clear the service memory.
	 */
	void clear();

	/**
	 * Gets the all the Key-Value PEK-Valuation.
	 *
	 * @return the all KV
	 */
	LinkedHashMap<ProblemElementKey, Valuation> getAllKV();

	/**
	 * Gets the all valuations for a given ProblemElement.
	 *
	 * @param item the item
	 * @return the all valuations
	 */
	Valuation[] getAllValuationsWith(ProblemElement item);

	HashMap<ProblemElementKey, Valuation> getAllValuationsKVWith(ProblemElement item);

	boolean isAssignmentFilled();

	boolean isEvaluationFilled();

}