package net.sourceforge.fenixedu.domain;

import java.util.SortedSet;
import java.util.TreeSet;

import net.sourceforge.fenixedu.domain.exceptions.DomainException;
import pt.ist.fenixWebFramework.security.accessControl.Checked;

public class DegreeCurricularPlanEquivalencePlan extends DegreeCurricularPlanEquivalencePlan_Base {

    @Checked("DegreeCurricularPlanEquivalencePlanPredicates.checkPermissionsToCreate")
    public DegreeCurricularPlanEquivalencePlan(final DegreeCurricularPlan degreeCurricularPlan,
	    final DegreeCurricularPlan sourceDegreeCurricularPlan) {
	super();
	init(degreeCurricularPlan, sourceDegreeCurricularPlan);
    }

    protected void init(DegreeCurricularPlan degreeCurricularPlan, DegreeCurricularPlan sourceDegreeCurricularPlan) {
	checkParameters(degreeCurricularPlan, sourceDegreeCurricularPlan);

	super.setDegreeCurricularPlan(degreeCurricularPlan);
	super.setSourceDegreeCurricularPlan(sourceDegreeCurricularPlan);

    }

    private void checkParameters(DegreeCurricularPlan degreeCurricularPlan, DegreeCurricularPlan sourceDegreeCurricularPlan) {
	if (degreeCurricularPlan == null) {
	    throw new DomainException("error.DegreeCurricularPlanEquivalencePlan.degreeCurricularPlan.cannot.be.null");
	}

	if (sourceDegreeCurricularPlan == null) {
	    throw new DomainException("error.DegreeCurricularPlanEquivalencePlan.sourceDegreeCurricularPlan.cannot.be.null");
	}

	if (degreeCurricularPlan == sourceDegreeCurricularPlan) {
	    throw new DomainException("error.DegreeCurricularPlanEquivalencePlan.source.and.target.cannot.be.the.same");
	}
    }

    public SortedSet<EquivalencePlanEntry> getOrderedEntries() {
	final SortedSet<EquivalencePlanEntry> entries = new TreeSet<EquivalencePlanEntry>(EquivalencePlanEntry.COMPARATOR);
	entries.addAll(getEntriesSet());
	return entries;
    }

    @Override
    public void delete() {
	removeDegreeCurricularPlan();
	removeSourceDegreeCurricularPlan();
	super.delete();
    }

    public Degree getSourceDegree() {
	return getSourceDegreeCurricularPlan().getDegree();
    }
}