use fapra_osm_2::coordinates::RadianCoordinate;
use fapra_osm_2::polygon::Polygon;
use geojson::FeatureCollection;


/// a simple program to show the geojson export of polygons
fn main() {
    let nodes = vec![
        RadianCoordinate::from_degrees(10.0, 15.0),
        RadianCoordinate::from_degrees(20.0, 10.0),
        RadianCoordinate::from_degrees(20.0, 25.0),
        RadianCoordinate::from_degrees(10.0, 15.0),
    ];

    let outside1 = RadianCoordinate::from_degrees(30.0, 15.0);
    let outside2 = RadianCoordinate::from_degrees(-10.0, 15.0);

    let polygon =
        Polygon::build_polygon(nodes, outside1, outside2).expect("error while building polygon");

    let fc: FeatureCollection = polygon.into();

    println!("{}", fc.to_string());
}