/* 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.sinfo.importitem;

import java.util.List;

import org.dive4elements.river.importer.common.AbstractKmLineImport;
import org.dive4elements.river.model.sinfo.Channel;
import org.dive4elements.river.model.sinfo.ChannelValue;
import org.hibernate.Query;
import org.hibernate.Session;

/**
 * Imported channel size of a river station.
 *
 * @author Matthias Schäfer
 *
 */
public class ChannelKmLineImport extends AbstractKmLineImport<Channel, ChannelValue> {

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

    private double width;

    private double depth;


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

    public ChannelKmLineImport(final Double km, final double width, final double depth) {
        super(km.doubleValue());
        this.width = width;
        this.depth = depth;
    }

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

    public void setWidth(final double width) {
        this.width = width;
    }

    public void setDepth(final double depth) {
        this.depth = depth;
    }

    @Override
    protected ChannelValue queryValueItem(final Session session, final Channel parent) {
        final Query query = session.createQuery("FROM ChannelValue WHERE (channel=:parent) AND (station=:station)");
        query.setParameter("parent", parent);
        query.setParameter("station", this.station);
        final List rows = query.list();
        if (!rows.isEmpty())
            return (ChannelValue) rows.get(0);
        else
            return null;
    }


    @Override
    protected ChannelValue createValueItem(final Channel parent) {
        return new ChannelValue(parent, this.station, this.width, this.depth);
    }
}