use bevy::prelude::*;
use bevy_rapier2d::prelude::*;

use crate::{
    GameState,
    meters,
    inventory::{
        ActiveInventory,
        Inventory,
    }
};

use super::*;

const CRATE_CLOSED_ASSET: &'static str = "sprites/interactive/crate_closed.png";

#[derive(Component, Clone, Copy, Default, Reflect, Debug, PartialEq, Eq)]
#[reflect(Component, Clone, Default, Debug, PartialEq)]
#[require(Sprite, InteractiveObject, Inventory)]
pub struct Container;

pub fn on_container_interact(
    event: On<InteractionEvent>,
    mut commands: Commands,
    locked_query: Query<(), With<Locked>>,
    crate_query: Query<(), With<Container>>,
    mut next_state: ResMut<NextState<GameState>>,
) {
    if locked_query.get(event.entity).is_ok() {
        return;
    }
    if crate_query.get(event.entity).is_err() {
        return;
    }

    commands.entity(event.entity).insert(ActiveInventory);
    next_state.set(GameState::Inventory);
}

pub fn container_bundle(
    asset_server: &Res<AssetServer>,
    position: Vec2,
    inventory_size: UVec2,
) -> impl Bundle {
    let image = asset_server.load(CRATE_CLOSED_ASSET);
    (
        Container,
        Transform::from_xyz(position.x, position.y - meters(0.5), 0.),
        Sprite::from_image(image),
        Inventory::new(inventory_size),
        Children::spawn((
            Spawn((
                Collider::cuboid(meters(1.), meters(1.)),
                Sensor,
                Transform::from_xyz(0., meters(0.5), 0.),
            )),
        )),
        Name::new(format!("Container {}x{}", inventory_size.x, inventory_size.y)),
    )
}