use openskill::prelude::*;

fn main() -> Result<(), OpenSkillError> {
    let team1 = vec![Rating::default()];
    let team2 = vec![Rating::new(35.0, 7.0)];

    let teams = vec![team1.clone(), team2.clone()];

    let env = Env::default();
    let draw_prob = env.predict_draw(&teams)?;
    let win_rate = env.predict_win(&teams)?;
    println!("teams: {teams:?}");
    println!("draw probability: {draw_prob}, win rate: {win_rate:?}");

    let new_rate = env.rate(&GameResult::new(teams.clone(), vec![1, 2]))?;
    println!("before: {teams:?}\n after: {new_rate:?}");
    Ok(())
}