#![feature(core_float_math)]

mod camera;
mod objects;
mod ray;
mod raytracer;
mod scenes;
mod vec3;

use std::{env, fs};

use crate::ray::Ray;
use crate::raytracer::render;
use crate::scenes::scene::Scene;
use crate::vec3::Vec3;
use dotenv::dotenv;

// TODO (low priority): implement scene serialization
fn main() {
    dotenv().ok();
    pretty_env_logger::init();

    // TODO (medium priority): better cli parsing || add random flag to generate random scene
    let mut json_file = "./scenes/scene.json";
    let args: Vec<String> = env::args().collect();
    if args.len() > 1 {
        json_file = &args[1];
    }

    let json_str = fs::read_to_string(json_file).expect("Reading specified scene file failed!");
    let mut scene: Scene = serde_json::from_str(&json_str).unwrap();
    let mut scene: Scene = Scene::random();
    render(&mut scene);
}