use crate::{debug, game_setup, util};
use bevy::prelude::*;

pub mod grid;
pub mod prefab;
mod systems;
pub mod tetris;

pub const PIXEL_SCALE: f32 = 3.0;

pub fn init(app: &mut App) {
    let app = app.add_plugins((
        game_setup::GameSetupPlugin,
        util::UtilPlugin,
        debug::DebugPlugin,
    ));

    app.add_event::<tetris::OnPiecePlaced>()
        .register_type::<tetris::GameArea>()
        .register_type::<tetris::NextPiece>()
        .register_type::<tetris::Piece>()
        .register_type::<tetris::PieceControls>()
        .register_type::<tetris::ControllablePiece>()
        .register_type::<tetris::Block>()
        .register_type::<prefab::PieceType>()
        .register_type::<grid::Grid>()
        .register_type::<grid::GridTransform>()
        .add_systems(Startup, systems::setup_game_scene)
        .add_systems(PreUpdate, (systems::block_control, systems::apply_gravity))
        .add_systems(Update, (systems::demo_2d, systems::apply_piece_movement))
        .add_systems(PostUpdate, systems::grid_positioning);
}