/*
 * Created on 10/Set/2003, 20:47:24
 * 
 * By Goncalo Luiz gedl [AT] rnl [DOT] ist [DOT] utl [DOT] pt
 */
package net.sourceforge.fenixedu.applicationTier.Servico.teacher;

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

import net.sourceforge.fenixedu.applicationTier.FenixService;
import net.sourceforge.fenixedu.dataTransferObject.InfoGroupProjectStudents;
import net.sourceforge.fenixedu.dataTransferObject.InfoStudent;
import net.sourceforge.fenixedu.dataTransferObject.InfoStudentGroup;
import net.sourceforge.fenixedu.domain.Attends;
import net.sourceforge.fenixedu.domain.ExecutionCourse;
import net.sourceforge.fenixedu.domain.Grouping;
import net.sourceforge.fenixedu.domain.StudentGroup;
import net.sourceforge.fenixedu.presentationTier.Action.Seminaries.Exceptions.BDException;

/**
 * @author Goncalo Luiz gedl [AT] rnl [DOT] ist [DOT] utl [DOT] pt
 * 
 * 
 *         Created at 10/Set/2003, 20:47:24
 * 
 */
public class GetProjectsGroupsByExecutionCourseID extends FenixService {

    public List run(Integer executionCourseID) throws BDException {

	final List infosGroupProjectStudents = new LinkedList();

	final ExecutionCourse executionCourse = rootDomainObject.readExecutionCourseByOID(executionCourseID);
	final List<Grouping> groupings = executionCourse.getGroupings();

	for (final Grouping grouping : groupings) {
	    final List<StudentGroup> studentGroups = grouping.getStudentGroups();
	    for (final StudentGroup studentGroup : studentGroups) {
		List<Attends> attends = studentGroup.getAttends();
		List infoStudents = new ArrayList();
		for (final Attends attend : attends) {
		    infoStudents.add(InfoStudent.newInfoFromDomain(attend.getRegistration()));
		}
		InfoStudentGroup infoStudentGroup = InfoStudentGroup.newInfoFromDomain(studentGroup);
		InfoGroupProjectStudents infoGroupProjectStudents = new InfoGroupProjectStudents();
		infoGroupProjectStudents.setStudentList(infoStudents);
		infoGroupProjectStudents.setStudentGroup(infoStudentGroup);
		infosGroupProjectStudents.add(infoGroupProjectStudents);
	    }
	}
	return infosGroupProjectStudents;
    }
}