/**
 * Copyright (c) Cohesive Integrations, LLC
 * Copyright (c) Codice Foundation
 *
 * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation, either version 3 of the License, or any later version. 
 *
 * 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 Lesser General Public License for more
 * details. A copy of the GNU Lesser General Public License is distributed along with this program and can be found at
 * <http://www.gnu.org/licenses/lgpl.html>.
 * 
 **/
package net.di2e.ecdr.search.transform.geo.formatter;

import java.util.Arrays;
import java.util.List;
import java.util.Map;

import org.apache.abdera.ext.geo.Coordinates;
import org.apache.abdera.ext.geo.Line;
import org.apache.abdera.ext.geo.Position;

import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;

public class LineString extends MultiPoint {

    public static final String TYPE = "LineString";

    public LineString( Geometry geometry ) {
        super( geometry );
    }

    public static CompositeGeometry toCompositeGeometry( List coordinates ) {
        return new LineString( GEOMETRY_FACTORY.createLineString( getCoordinates( coordinates ) ) );
    }

    @Override
    public Map toJsonMap() {

        return createMap( COORDINATES_KEY, buildCoordinatesList( getGeometry().getCoordinates() ) );

    }

    @Override
    public List<Position> toGeoRssPositions() {

        Coordinates coordinates = getLineStringCoordinates( getGeometry() );

        return Arrays.asList( (Position) new Line( coordinates ) );
    }

    protected Coordinates getLineStringCoordinates( Geometry geometry ) {
        Coordinates coordinates = new Coordinates();

        for ( int i = 0; i < geometry.getCoordinates().length; i++ ) {

            Coordinate coordinate = geometry.getCoordinates()[i];

            coordinates.add( convert( coordinate ) );

        }
        return coordinates;
    }

}