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

import java.util.ArrayList;
import java.util.Iterator;
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.InfoExecutionCourse;
import net.sourceforge.fenixedu.domain.ExecutionCourse;
import net.sourceforge.fenixedu.domain.ExecutionSemester;
import pt.ist.fenixWebFramework.security.accessControl.Checked;
import pt.ist.fenixWebFramework.services.Service;

public class ReadExecutionCoursesByExecutionPeriod extends FenixService {

    @Checked("RolePredicates.MANAGER_PREDICATE")
    @Service
    public static List run(Integer executionPeriodId) throws FenixServiceException {
	List allExecutionCoursesFromExecutionPeriod = null;
	List<InfoExecutionCourse> allExecutionCourses = null;

	ExecutionSemester executionSemester = rootDomainObject.readExecutionSemesterByOID(executionPeriodId);

	if (executionSemester == null) {
	    throw new NonExistingServiceException("message.nonExistingExecutionPeriod", null);
	}
	allExecutionCoursesFromExecutionPeriod = executionSemester.getAssociatedExecutionCourses();

	if (allExecutionCoursesFromExecutionPeriod == null || allExecutionCoursesFromExecutionPeriod.isEmpty()) {
	    return allExecutionCoursesFromExecutionPeriod;
	}
	allExecutionCourses = new ArrayList<InfoExecutionCourse>(allExecutionCoursesFromExecutionPeriod.size());
	Iterator iter = allExecutionCoursesFromExecutionPeriod.iterator();
	while (iter.hasNext()) {
	    ExecutionCourse executionCourse = (ExecutionCourse) iter.next();
	    allExecutionCourses.add(InfoExecutionCourse.newInfoFromDomain(executionCourse));
	}

	return allExecutionCourses;
    }
}