/** 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.flood_duration;

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

/**
 * @author Domenico Nardi Tironi
 *
 */
public class InfrastructureServerClientXChange {

    // IMMER ABGLEICHEN MIT InfrastructureServerClientXChange.class IM CLIENT

    private static final String TABLE_CELL_SEPARATOR = "TABLE_CELL_SEPARATOR";

    private static final String TABLE_ROW_SEPARATOR = "TABLE_ROW_SEPARATOR";

    private final List<Element> m_objects = new ArrayList<>();

    public static class Element {

        private final String m_groupId;
        private final String m_groupLabel;
        private final String m_typeId;
        private final String m_typeLabel;

        public Element(final String groupId, final String groupLabel, final String typeId, final String typeLabel) {
            this.m_groupId = groupId;
            this.m_groupLabel = groupLabel;
            this.m_typeId = typeId;
            this.m_typeLabel = typeLabel;
        }

        @Override
        public boolean equals(final Object o) {
            if (o == this)
                return true;

            if (!(o instanceof Element))
                return false;

            final Element compare = (Element) o;

            return this.toKey().equals(compare.toKey());
        }

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

        private String toKey() {
            return "" + this.m_groupId + '#' + this.m_typeId;
        }

        public String getGroupId() {
            return this.m_groupId;
        }

        public String getTypeLabel() {
            return this.m_typeLabel;
        }

        public Object getTypeId() {
            return this.m_typeId;
        }

        public Object getGroupLabel() {
            return this.m_groupLabel;
        }
    }

    public void parseAndAdd(final String raw) {
        this.m_objects.addAll(parse(raw));
    }

    public static List<Element> parse(final String raw) {
        final List<Element> objects = new ArrayList<>();
        if (raw.contains(TABLE_ROW_SEPARATOR)) {
            final String[] rows = raw.split(TABLE_ROW_SEPARATOR);
            for (final String row : rows) {
                if (row.contains(TABLE_CELL_SEPARATOR)) {
                    final String[] result = row.split(TABLE_CELL_SEPARATOR);
                    objects.add(new Element(result[0], result[1], result[2], result[3]));
                }
            }
        }
        return objects;
    }

    public boolean containsObject(final Element infrastr) {
        return this.m_objects.contains(infrastr);
    }

    public InfrastructureServerClientXChange() {
    }

    public final String parseListToDataString() {

        // java.util.Collections.sort(list);
        final StringBuilder builder = new StringBuilder();
        for (final Element object : this.m_objects) {
            builder.append(object.getGroupId());
            builder.append(TABLE_CELL_SEPARATOR);
            builder.append(object.getGroupLabel());
            builder.append(TABLE_CELL_SEPARATOR);
            builder.append(object.getTypeId());
            builder.append(TABLE_CELL_SEPARATOR);
            builder.append(object.getTypeLabel());
            builder.append(TABLE_ROW_SEPARATOR);
        }
        return builder.toString();

    }

    public void addObject(final Element infrastr) {
        this.m_objects.add(infrastr);
    }

    public void removeObject(final Element infrastr) {
        this.m_objects.remove(infrastr);
    }

    public List<Element> getItems() {
        return this.m_objects; // doof, dass es jetzt doch öffentlich ist :-(
    }

}