/** 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.artifacts.sinfo.flowdepth;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.dive4elements.river.backend.utils.StringUtil;

/**
 * @author Gernot Belger
 */
public final class WstSoundingIdPair {

    private final String wstId;

    private final String soundingId;

    public WstSoundingIdPair(final String wstId, final String soundingId) {
        this.wstId = wstId;
        this.soundingId = soundingId;
    }

    public String getWstId() {
        return this.wstId;
    }

    public String getSoundingId() {
        return this.soundingId;
    }

    public static List<WstSoundingIdPair> parsePairs(final String diffids) {

        // FIXME: this way of parsing the datacage-ids is repeated all over flys!
        final String datas[] = diffids.split("#");

        final List<WstSoundingIdPair> diffPairs = new ArrayList<>(datas.length);

        for (int i = 0; i < datas.length; i += 2) {
            final String leftId = StringUtil.unbracket(datas[i]);
            final String rightId = StringUtil.unbracket(datas[i + 1]);

            diffPairs.add(new WstSoundingIdPair(leftId, rightId));
        }

        return Collections.unmodifiableList(diffPairs);
    }
}