/*
 * Created on 7/Mai/2005 - 13:54:46
 * 
 */

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

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.dataTransferObject.InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers;
import net.sourceforge.fenixedu.domain.Attends;
import net.sourceforge.fenixedu.domain.ExecutionCourse;
import net.sourceforge.fenixedu.domain.ExecutionSemester;
import net.sourceforge.fenixedu.domain.student.Registration;

/**
 * @author Joćo Fialho & Rita Ferreira
 * 
 */
public class ReadAttendsByStudentIdAndExecutionPeriodId extends FenixService {

    @Checked("RolePredicates.STUDENT_PREDICATE")
    @Service
    public static List<InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers> run(Integer studentId,
	    Integer executionPeriodId, Boolean onlyEnrolledCourses, Boolean onlyAttendsWithTeachers) {

	final List<InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers> infoAttendsList = new ArrayList<InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers>();

	final ExecutionSemester executionSemester = rootDomainObject.readExecutionSemesterByOID(executionPeriodId);
	final Registration someRegistration = rootDomainObject.readRegistrationByOID(studentId);
	for (final Registration registration : someRegistration.getStudent().getRegistrationsSet()) {
	    for (final Attends attends : registration.getAssociatedAttendsSet()) {
		final ExecutionCourse executionCourse = attends.getExecutionCourse();
		if (executionCourse.getExecutionPeriod() == executionSemester
			&& (!(onlyEnrolledCourses.booleanValue() && (attends.getEnrolment() == null)))) {
		    if (!onlyAttendsWithTeachers) {
			infoAttendsList.add(InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers
				.newInfoFromDomain(attends));
		    } else if ((!attends.getExecutionCourse().getProfessorships().isEmpty())
			    || (!attends.getExecutionCourse().getNonAffiliatedTeachers().isEmpty())) {
			infoAttendsList.add(InfoAttendsWithProfessorshipTeachersAndNonAffiliatedTeachers
				.newInfoFromDomain(attends));
		    }
		}
	    }
	}

	return infoAttendsList;
    }

}