mod particle;
mod universe;

use crate::universe::Universe;
use amethyst::{
    assets::{PrefabLoader, PrefabLoaderSystem, RonFormat},
    core::transform::TransformBundle,
    prelude::*,
    renderer::{DisplayConfig, DrawFlat, Pipeline, PosNormTex, RenderBundle, Stage},
    utils::{application_root_dir, scene::BasicScenePrefab},
};

pub type MyPrefabData = BasicScenePrefab<Vec<PosNormTex>>;

fn main() -> amethyst::Result<()> {
    amethyst::start_logger(Default::default());

    let app_root = application_root_dir();

    let config_path = format!("{}/resources/display_config.ron", app_root);
    let config = DisplayConfig::load(&config_path);

    let resources = format!("{}/resources", app_root);

    let pipe = Pipeline::build().with_stage(
        Stage::with_backbuffer()
            .clear_target([0.00196, 0.23726, 0.21765, 1.0], 1.0)
            .with_pass(DrawFlat::<PosNormTex>::new()),
    );

    let game_data = GameDataBuilder::default()
        .with(PrefabLoaderSystem::<MyPrefabData>::default(), "", &[])
        .with_bundle(RenderBundle::new(pipe, Some(config)))?
        .with_bundle(TransformBundle::new())?;

    let mut game = Application::new(resources, Universe {}, game_data)?;

    game.run();

    Ok(())
}