/*
 * Created on Oct 10, 2003
 *
 *
 */
package net.sourceforge.fenixedu.domain;

import java.util.ArrayList;
import java.util.Comparator;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import net.sourceforge.fenixedu.domain.organizationalStructure.ExternalContract;
import net.sourceforge.fenixedu.util.State;

import org.apache.commons.beanutils.BeanComparator;

/**
 * @author - Shezad Anavarali (sana@mega.ist.utl.pt) - Nadir Tarmahomed
 *         (naat@mega.ist.utl.pt)
 */
public class MasterDegreeThesisDataVersion extends MasterDegreeThesisDataVersion_Base {

    final static Comparator<MasterDegreeThesisDataVersion> LAST_MODIFICATION_COMPARATOR = new BeanComparator("lastModification");

    public MasterDegreeThesisDataVersion() {
	super();
	setRootDomainObject(RootDomainObject.getInstance());
    }

    public MasterDegreeThesisDataVersion(MasterDegreeThesis masterDegreeThesis, Employee responsibleEmployee,
	    String dissertationTitle, Date lastModification, State currentState) {
	this();
	this.setMasterDegreeThesis(masterDegreeThesis);
	this.setResponsibleEmployee(responsibleEmployee);
	this.setDissertationTitle(dissertationTitle);
	this.setLastModification(lastModification);
	this.setCurrentState(currentState);
    }

    public static MasterDegreeThesisDataVersion readActiveByDissertationTitle(String dissertationTitle) {
	for (MasterDegreeThesisDataVersion masterDegreeThesisDataVersion : RootDomainObject.getInstance()
		.getMasterDegreeThesisDataVersions()) {
	    if (masterDegreeThesisDataVersion.getCurrentState().getState().equals(State.ACTIVE)
		    && masterDegreeThesisDataVersion.getDissertationTitle().equals(dissertationTitle)) {
		return masterDegreeThesisDataVersion;
	    }
	}
	return null;
    }

    public String getGuidersNames() {
	final List<String> names = new ArrayList<String>();

	for (final Teacher teacher : getGuiders()) {
	    names.add(teacher.getPerson().getName());
	}

	for (final ExternalContract contract : getExternalGuiders()) {
	    names.add(contract.getPerson().getName());
	}

	StringBuilder result = new StringBuilder();
	for (Iterator<String> iter = names.iterator(); iter.hasNext();) {
	    result.append((String) iter.next());
	    if (iter.hasNext()) {
		result.append(", ");
	    }
	}
	return result.toString();
    }
}