extern crate startin;

fn main() {
    let mut pts: Vec<[f64; 3]> = Vec::new();
    pts.push([20 as f64, 30.0, 0.0]);
    pts.push([20 as f64, 30.0, 1.1]);
    pts.push([120.0, 33.0, 12.5]);
    pts.push([124.0, 222.0, 7.65]);
    pts.push([20.0, 133.0, 21.0]);
    pts.push([60.0, 60.0, 33.0]);

    let mut dt = startin::Triangulation::new();
    dt.insert(&pts, startin::InsertionStrategy::AsIs);

    println!("*****");
    println!("Number of points in DT: {}", dt.number_of_vertices());
    println!("Number of triangles in DT: {}", dt.number_of_triangles());

    //-- print all the vertices
    for (i, each) in dt.all_vertices().iter().enumerate() {
        // skip the first one, the infinite vertex
        if i > 0 {
            println!("#{}: ({:.3}, {:.3}, {:.3})", i, each[0], each[1], each[2]);
        }
    }

    //-- insert a new vertex
    let re = dt.insert_one_pt(22.2, 33.3, 4.4);
    match re {
        Ok(_v) => println!("Inserted new point"),
        Err((v, _b)) => println!("Duplicate of vertex #{}, not inserted", v),
    }
    //-- remove it
    let re = dt.remove(6);
    if re.is_err() == true {
        println!("!!! Deletion error: {:?}", re.unwrap_err());
    } else {
        println!("Deleted vertex");
    }

    //-- get the convex hull
    let ch = dt.convex_hull();
    println!("Convex hull: {:?}", ch);

    //-- fetch triangle containing (x, y)
    let re = dt.locate(50.0, 50.0);
    if re.is_ok() {
        let t = re.unwrap();
        println!("The triangle is {}", t);
        assert!(dt.is_triangle(&t));
    } else {
        println!("Outside convex hull");
    }

    //-- some stats
    println!("Number of points in DT: {}", dt.number_of_vertices());
    println!("Number of triangles in DT: {}", dt.number_of_triangles());
}