package net.sourceforge.fenixedu.domain.messaging;

import net.sourceforge.fenixedu.domain.ExecutionCourse;
import net.sourceforge.fenixedu.domain.ExecutionCourseSite;
import net.sourceforge.fenixedu.domain.accessControl.ExecutionCourseStudentsGroup;
import net.sourceforge.fenixedu.domain.accessControl.ExecutionCourseTeachersGroup;
import net.sourceforge.fenixedu.domain.accessControl.Group;
import net.sourceforge.fenixedu.domain.accessControl.GroupUnion;
import pt.utl.ist.fenix.tools.util.i18n.MultiLanguageString;

public class ExecutionCourseForum extends ExecutionCourseForum_Base {

    public ExecutionCourseForum() {
	super();
    }

    public ExecutionCourseForum(MultiLanguageString name, MultiLanguageString description) {
	this();
	init(name, description);
    }

    @Override
    public void setName(MultiLanguageString name) {
	if (this.getForumExecutionCourse() != null) {
	    getForumExecutionCourse().checkIfCanAddForum(name);
	}

	super.setName(name);
    }

    @Override
    public Group getReadersGroup() {
	return getExecutionCourseMembersGroup();
    }

    @Override
    public Group getWritersGroup() {
	return getExecutionCourseMembersGroup();
    }

    @Override
    public Group getAdminGroup() {
	return new ExecutionCourseTeachersGroup(getForumExecutionCourse());
    }

    private Group getExecutionCourseMembersGroup() {
	return new GroupUnion(new ExecutionCourseTeachersGroup(getForumExecutionCourse()), new ExecutionCourseStudentsGroup(
		getForumExecutionCourse()));
    }

    @Deprecated
    public ExecutionCourse getExecutionCourse() {
	return getForumExecutionCourse();
    }

    public ExecutionCourse getForumExecutionCourse() {
	return getParents().isEmpty() ? null : ((ExecutionCourseSite) getParents().get(0).getParent()).getSiteExecutionCourse();
    }
}