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/*
 * Copyright (C) 2013-2019 52°North Initiative for Geospatial Open Source
 * Software GmbH
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published
 * by the Free Software Foundation.
 *
 * If the program is linked with libraries which are licensed under one of
 * the following licenses, the combination of the program with the linked
 * library is not considered a "derivative work" of the program:
 *
 *     - Apache License, version 2.0
 *     - Apache Software License, version 1.0
 *     - GNU Lesser General Public License, version 3
 *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
 *     - Common Development and Distribution License (CDDL), version 1.0
 *
 * Therefore the distribution of the program linked with libraries licensed
 * under the aforementioned licenses, is permitted by the copyright holders
 * if the distribution is compliant with both the GNU General Public License
 * version 2 and the aforementioned licenses.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 */
package org.n52.io.geojson.old;

import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;

@Deprecated
public class GeojsonFeature extends GeojsonObject {

    private static final long serialVersionUID = 863297394860249486L;

    private static final String GEOJSON_TYPE_FEATURE = "Feature";

    private static final String LABEL_PROPERTY = "label";

    protected Map properties;

    private GeojsonGeometry geometry;

    private String id;

    @Override
    public String getType() {
        return GEOJSON_TYPE_FEATURE;
    }

    public GeojsonGeometry getGeometry() {
        return geometry;
    }

    public void setGeometry(GeojsonGeometry geometry) {
        this.geometry = geometry;
    }

    public void addProperty(String property, Object value) {
        if (properties == null) {
            properties = new HashMap<>();
        }
        properties.put(property, value);
    }

    public Map getProperties() {
        return properties;
    }

    public void setProperties(Map properties) {
        this.properties = properties;
    }

    public boolean hasProperty(String property) {
        return this.properties != null
                && this.properties.containsKey(property);
    }

    public String getId() {
        if (this.id == null || this.id.isEmpty()) {
            if (properties != null) {
                return (String) properties.get("id");
            }
        }
        return this.id;
    }

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

    public static  Comparator defaultComparator() {
        return new Comparator() {
            @Override
            public int compare(T o1, T o2) {
                if (o1 == null || o2 == null) {
                    throw new NullPointerException("comparing null value(s)!");
                }
                String label1 = getLabelOf(o1);
                String label2 = getLabelOf(o2);
                return label1.compareTo(label2);
            }

            private String getLabelOf(GeojsonFeature feature) {
                return feature.hasProperty(LABEL_PROPERTY)
                        ? (String) feature.getProperties().get(LABEL_PROPERTY)
                        : "";
            }
        };
    }

}