package net.sourceforge.fenixedu.applicationTier.Servico.resourceAllocationManager;

import pt.ist.fenixWebFramework.services.Service;

import pt.ist.fenixWebFramework.security.accessControl.Checked;

import java.util.ArrayList;
import java.util.List;

import net.sourceforge.fenixedu.applicationTier.FenixService;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.NonExistingServiceException;
import net.sourceforge.fenixedu.dataTransferObject.InfoExam;
import net.sourceforge.fenixedu.domain.Exam;
import net.sourceforge.fenixedu.domain.space.AllocatableSpace;

/**
 * @author Luis Cruz & Sara Ribeiro
 */
public class EditExamRooms extends FenixService {

    @Checked("RolePredicates.RESOURCE_ALLOCATION_MANAGER_PREDICATE")
    @Service
    public static InfoExam run(InfoExam infoExam, final List<Integer> roomsForExam) throws FenixServiceException {

	final List<AllocatableSpace> finalRoomList = new ArrayList<AllocatableSpace>();
	for (final Integer id : roomsForExam) {
	    finalRoomList.add((AllocatableSpace) rootDomainObject.readResourceByOID(id));
	}

	final Exam exam = (Exam) rootDomainObject.readEvaluationByOID(infoExam.getIdInternal());
	if (exam == null) {
	    throw new NonExistingServiceException();
	}

	// Remove all elements
	// TODO : Do this more intelegently.
	exam.getAssociatedRooms().clear();

	// Add all elements
	exam.getAssociatedRooms().addAll(finalRoomList);

	return InfoExam.newInfoFromDomain(exam);
    }

}