use super::*;

/// A good starting place for creating a game building on top of the base Bevy app
pub struct BaseGamePlugin {
    pub name: String,
}

impl Default for BaseGamePlugin {
    fn default() -> Self {
        BaseGamePlugin {
            name: "mygame".into(),
        }
    }
}

impl Plugin for BaseGamePlugin {
    fn build(&self, app: &mut App) {
        app.add_plugins(DefaultPlugins.set(WindowPlugin {
            primary_window: Some(Window {
                fit_canvas_to_parent: true,
                canvas: Some(format!("#{}-canvas", self.name)),
                ..default()
            }),
            ..default()
        }))
        .add_plugins(DebuggingPlugin)
        .add_plugins(MeshPickingPlugin)
        .add_plugins(PhysicsPlugins::default())
        .add_plugins(LoadingPlugin)
        .add_plugins(BaseUiPlugin)
        .add_systems(Startup, setup_camera);
    }
}

/// System to toggle the visibility of entities based on their state
pub fn toggle_state_visibility<S: States + Component>(
    mut q: Query<(Entity, &mut Visibility, &S)>,
    curr: Res<State<S>>,
) {
    q.iter_mut().for_each(|(e, mut v, s)| {
        if curr.get() == s {
            *v = Visibility::Inherited;
        } else {
            *v = Visibility::Hidden;
        }
        debug!("Changing visibility of {:?} to {:?}", e, *v);
    });
}

// TODO: Rename to "create camera"
pub fn setup_camera(mut commands: Commands) {
    commands.spawn((Camera3d { ..default() }, Camera { ..default() }, AmbientLight::default()));
}