/*
 * 3D City Database - The Open Source CityGML Database
 * https://www.3dcitydb.org/
 *
 * Copyright 2013 - 2021
 * Chair of Geoinformatics
 * Technical University of Munich, Germany
 * https://www.lrg.tum.de/gis/
 *
 * The 3D City Database is jointly developed with the following
 * cooperation partners:
 *
 * Virtual City Systems, Berlin <https://vc.systems/>
 * M.O.S.S. Computer Grafik Systeme GmbH, Taufkirchen <http://www.moss.de/>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.citydb.config.project.query.filter.appearance;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlType;
import java.util.ArrayList;
import java.util.List;

@XmlType(name = "AppearanceFilterType", propOrder = {
        "includeNullTheme",
        "themes"
})
public class AppearanceFilter {
    @XmlElement(name = "nullTheme")
    private Boolean includeNullTheme;
    @XmlElement(name = "theme")
    private List<String> themes;

    public AppearanceFilter() {
        themes = new ArrayList<>();
    }

    public boolean isIncludeNullTheme() {
        return includeNullTheme != null && includeNullTheme;
    }

    public void setIncludeNullTheme(boolean includeNullTheme) {
        this.includeNullTheme = includeNullTheme;
    }

    public boolean containsThemes() {
        return isIncludeNullTheme() || !themes.isEmpty();
    }

    public List<String> getThemes() {
        return themes;
    }

    public void addTheme(String theme) {
        themes.add(theme);
    }

    public void setThemes(List<String> themes) {
        if (themes != null && !themes.isEmpty())
            this.themes = themes;
    }
}
