use std::fs::File;
use std::io::BufWriter;

use crate::hittable::HittableList;
use crate::material::{Lambertian, MaterialKind, Metal};
use crate::ppm_writer::PPMWriter;
use crate::types_defined::{Camera, Color, Point, Sphere, Vec3};
mod camera;
mod color;
mod hittable;
mod ray;
mod sphere;
mod types_defined;
mod vec3;
mod write_file_util;
mod math_utils;
mod ppm_writer;
mod material;

fn main() {
    camera_render();
}

fn camera_render() {

    let width: i32 = 800/2;
    let height: i32 = 600/2;
    let pw_r = PPMWriter::new(
        BufWriter::new(File::create("./target/ray_sphere_normal_scene_render.ppm").unwrap()), 
        width, height);
    if let Err(e) = pw_r {
        println!("创建文件报错：{}", e);
        return;
    }
    let pw = &mut pw_r.unwrap();
    

    let mut camera: Camera = Camera::new(
        width,
        4.0 / 3.0,
        2.0,
        Point::new(0.0, -0.0, 0.0),
        Vec3::new(0.0, 0.0, 1.0),
        127,
        127,
        pw
    );
    // world
    // world objects(spheres)
    let mut world = HittableList::new();

    let plane_m = Some(MaterialKind::Lambertian(Lambertian{albedo: Color::new(0.899, 0.899, 0.999)}));
    let plane2_m = Some(MaterialKind::Metal(Metal{albedo: Color::new(0.784,0.784,0.784)}));
    let center_m = Some(MaterialKind::Lambertian(Lambertian{albedo: Color::new(0.5, 0.5, 0.5)}));
    let left_m = Some(MaterialKind::Metal(Metal{albedo: Color::new(0.799, 0.599, 0.799)}));
    let left_behind_m = Some(MaterialKind::Lambertian(Lambertian{albedo: Color::new(0.799, 0.599, 0.599)}));
    let right_m = Some(MaterialKind::Metal(Metal{albedo: Color::new(0.8, 0.6, 0.2)}));

    world.put(Box::new(Sphere::new(Point::new(0.0,    0.0, -1.0), 0.5, center_m)));
    world.put(Box::new(Sphere::new(Point::new(-1.0,    0.0, -1.0), 0.5, left_m)));
    world.put(Box::new(Sphere::new(Point::new(-2.5,    1.5, -3.5), 1.5, left_behind_m)));
    world.put(Box::new(Sphere::new(Point::new(1.0,    0.0, -1.0), 0.5, right_m)));
    world.put(Box::new(Sphere::new(Point::new(0.0, -25.5, -1.0), 25.0, plane_m)));

    camera.render(&world);
    // write_image(
    //     ppm_content,
    //     "".to_string(),
    // )
}