/* Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
 * Software engineering by
 *  Björnsen Beratende Ingenieure GmbH
 *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
 *
 * This file is Free Software under the GNU AGPL (>=v3)
 * and comes with ABSOLUTELY NO WARRANTY! Check out the
 * documentation coming with Dive4Elements River for details.
 */

package org.dive4elements.river.importer.uinfo.importitem;

import java.util.List;

import org.apache.log4j.Logger;
import org.dive4elements.river.importer.ImporterSession;
import org.dive4elements.river.model.uinfo.VegetationType;
import org.hibernate.Query;
import org.hibernate.Session;

/**
 * Imported vegetation zone type
 *
 * @author Matthias Schäfer
 *
 */
public class VegetationTypeImport implements Comparable<VegetationTypeImport> {

    /***** FIELDS *****/

    private static final Logger log = Logger.getLogger(VegetationTypeImport.class);

    protected Integer id;

    protected String name;

    protected VegetationType peer;

    /***** CONSTRUCTOR *****/

    public VegetationTypeImport() {
    }

    public VegetationTypeImport(final int id) {
        this.id = Integer.valueOf(id);
    }

    /***** METHODS *****/

    @Override
    public int compareTo(final VegetationTypeImport other) {
        return this.id.compareTo(other.getId());
    }

    @Override
    public int hashCode() {
        return this.id;
    }

    public Integer getId() {
        return this.id;
    }

    public void setId(final Integer id) {
        this.id = id;
    }

    public String getName() {
        return this.name;
    }

    public void setName(final String name) {
        this.name = name;
    }

    public VegetationType getPeer() {
        if (this.peer != null)
            return this.peer;
        final Session session = ImporterSession.getInstance().getDatabaseSession();
        final Query query = session.createQuery("FROM VegetationType WHERE id=:id");
        query.setParameter("id", this.id);
        final List<VegetationType> types = query.list();
        if (types.isEmpty()) {
            // Type table is not modifiable by the importer
            // this.peer = new VegetationType(this.name);
            // session.save(this.peer);
            // log.info(String.format("Create new database instance: %d, '%s'", this.peer.getId(), this.name));
        }
        else {
            this.peer = types.get(0);
        }
        return this.peer;
    }
}