/*
 * This file is part of laurelin/client
 * Copyright (C) 2023 Jonni Liljamo <jonni@liljamo.com>
 *
 * Licensed under GPL-3.0-only.
 * See LICENSE for licensing information.
 */

use bevy::prelude::*;
use iyes_loopless::prelude::*;

use crate::GameState;

pub mod ui;

pub struct MenuPlugin;

impl Plugin for MenuPlugin {
    fn build(&self, app: &mut App) {
        app.
            // Start with no menu. The menu is loaded when the GameState::MainMenu is entered.
            add_loopless_state(MenuState::None)
            .add_enter_system(GameState::MainMenu, menu_setup)
            .insert_resource(ui::connect::ConnectScreenData::default())
            .add_system(ui::connect::ui.run_in_state(MenuState::Connect))
            .add_system(ui::menu::ui.run_in_state(MenuState::Menu));
    }
}

/// Menu State
#[derive(Clone, Eq, PartialEq, Debug, Hash)]
pub enum MenuState {
    None,
    Connect,
    Menu,
    Play,
    Settings,
}

fn menu_setup(mut commands: Commands) {
    commands.insert_resource(NextState(MenuState::Connect))
}