use bevy::{
    math::primitives::{Cuboid, Plane3d},
    prelude::{
        Assets, Camera3dBundle, Color, Commands, Mesh, PbrBundle, ResMut, StandardMaterial,
        Transform, Vec3,
    },
    render::mesh::Meshable,
    utils::default,
};
use bevy_oxr::xr_input::interactions::{Touched, XRInteractable, XRInteractableState};
use bevy_rapier3d::{
    prelude::{Collider, CollisionGroups, Group, RigidBody},
    render::ColliderDebugColor,
};

use crate::Grabbable;

/// set up a simple 3D scene
pub fn setup_scene(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<StandardMaterial>>,
) {
    /*
     * workbench plane
     */
    let ground_size = 2.5;
    let ground_height = 0.825;
    let ground_thickness = 0.05;
    // plane
    commands.spawn((
        PbrBundle {
            mesh: meshes.add(Plane3d::new(Vec3::Y).mesh()),
            material: materials.add(StandardMaterial::from(Color::rgb(0.3, 0.5, 0.3))),
            transform: Transform::from_xyz(0.0, ground_height, 0.0),
            ..default()
        },
        RigidBody::Fixed,
        Collider::cuboid(ground_size, ground_thickness, ground_size),
        CollisionGroups::new(Group::GROUP_3, Group::ALL),
    ));
    // cube
    commands.spawn((
        PbrBundle {
            mesh: meshes.add(Cuboid::from_size(Vec3::splat(0.1))),
            material: materials.add(StandardMaterial::from(Color::rgb(0.8, 0.7, 0.6))),
            transform: Transform::from_xyz(0.0, 1.0, 0.0),
            ..default()
        },
        RigidBody::Dynamic,
        Collider::cuboid(0.05, 0.05, 0.05),
        ColliderDebugColor(Color::hsl(220.0, 1.0, 0.3)),
        XRInteractable,
        XRInteractableState::default(),
        Grabbable,
        Touched(false),
    ));

    // light
    // commands.spawn(PointLightBundle {
    //     point_light: PointLight {
    //         intensity: 1500.0,
    //         shadows_enabled: true,
    //         ..default()
    //     },
    //     transform: Transform::from_xyz(4.0, 8.0, 4.0),
    //     ..default()
    // });
    // camera
    commands.spawn((Camera3dBundle {
        transform: Transform::from_xyz(5.25, 5.25, 5.0).looking_at(
            Vec3 {
                x: -0.548,
                y: -0.161,
                z: -0.137,
            },
            Vec3::Y,
        ),
        ..default()
    },));
}