package net.sourceforge.fenixedu.domain.precedences;

import net.sourceforge.fenixedu.domain.CurricularCourse;
import net.sourceforge.fenixedu.domain.curriculum.CurricularCourseEnrollmentType;

/**
 * @author David Santos in Jun 9, 2004
 */

public class RestrictionHasEverBeenOrIsCurrentlyEnrolledInCurricularCourse extends
	RestrictionHasEverBeenOrIsCurrentlyEnrolledInCurricularCourse_Base {

    public RestrictionHasEverBeenOrIsCurrentlyEnrolledInCurricularCourse() {
	super();
    }

    public RestrictionHasEverBeenOrIsCurrentlyEnrolledInCurricularCourse(Integer number, Precedence precedence,
	    CurricularCourse precedentCurricularCourse) {
	super();

	setPrecedence(precedence);
	setPrecedentCurricularCourse(precedentCurricularCourse);
    }

    public CurricularCourseEnrollmentType evaluate(PrecedenceContext precedenceContext) {
	CurricularCourse curricularCourse = this.getPrecedentCurricularCourse();
	CurricularCourseEnrollmentType result1 = null;
	CurricularCourseEnrollmentType result2 = null;

	if (precedenceContext.getStudentCurricularPlan().isCurricularCourseEnrolled(curricularCourse)) {
	    result1 = CurricularCourseEnrollmentType.DEFINITIVE;
	} else {
	    result1 = CurricularCourseEnrollmentType.NOT_ALLOWED;
	}

	result2 = super.evaluate(precedenceContext);

	return result1.or(result2);
    }
}