use bevy::{
    prelude::*,
    sprite::{MaterialMesh2dBundle, Mesh2dHandle},
};
use bevy_rapier2d::prelude::*;
const METER: f32 = 64.;

pub fn setup_scene(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<ColorMaterial>>,
) {
    let scene_objs = [
        // Arena walls
        (Rectangle::new(16. * METER, METER), (0., 7.5 * METER)),
        (Rectangle::new(16. * METER, METER), (0., -7.5 * METER)),
        (Rectangle::new(METER, 16. * METER), (7.5 * METER, 0.)),
        (Rectangle::new(METER, 16. * METER), (-7.5 * METER, 0.)),
        (Rectangle::new(8. * METER, METER), (0., 2. * METER)),
        (Rectangle::new(1. * METER, 2. * METER), (2. * METER, 0.)),
        (Rectangle::new(8. * METER, METER), (0., -2. * METER)),
    ];

    for (shape_, pos) in scene_objs {
        let shape = Mesh2dHandle(meshes.add(shape_));
        commands
            .spawn(MaterialMesh2dBundle {
                mesh: shape,
                material: materials.add(Color::rgb(1., 0., 0.)),
                transform: Transform::from_xyz(pos.0, pos.1, 1.),
                ..default()
            })
            .insert((
                RigidBody::Fixed,
                Collider::cuboid(shape_.half_size.x, shape_.half_size.y),
            ));
    }
}