use bevy::prelude::*;

pub struct BuildScenePlugin;

impl Plugin for BuildScenePlugin {
    fn build(&self, app: &mut App) {
        app.add_startup_system(build_scene) // actual scene
        .add_system(print_positions); // debugging
    }
}

#[derive(Component)]
struct Person;

#[derive(Component)]
pub struct Position { x: f32, y: f32 }


pub fn build_scene(mut commands: Commands)  {
    commands.spawn()
    .insert(Person)
    .insert(Position { x: 10.0, y: 10.0 } );

    // camera
    // commands.spawn_bundle(OffAxisProjection {
    //     transform: Transform::from_xyz(-2.0, 2.5, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
    //     ..default()
    // });
}

pub fn print_positions(query : Query<&Position>) {
    for _position in query.iter() {

        _ = 33;
        // println!("position {:?} {:?}", position.x, position.y)
    
    }
}