/*
 * This file is part of sdbclient
 * Copyright (C) 2022 Jonni Liljamo <jonni@liljamo.com>
 *
 * Licensed under GPL-3.0-only.
 * See LICENSE for licensing information.
 */

use bevy::{
    prelude::*,
    window::{CompositeAlphaMode, CursorGrabMode, PresentMode, WindowResizeConstraints},
};

use bevy_console::{ConsoleConfiguration, ConsolePlugin, ToggleConsoleKey};
use bevy_egui::EguiPlugin;
use bevy_inspector_egui::WorldInspectorPlugin;

use bevy_mod_scripting::prelude::*;

mod api;
mod cfg;
mod constants;
mod lua;
mod plugins;
mod util;

/// Used to control the state of the game
#[derive(Debug, Clone, Eq, PartialEq, Hash)]
pub enum GameState {
    Splash,
    Loading,
    MainMenu,
    Game,
}

fn main() {
    let mut app = App::new();

    app.add_plugins(DefaultPlugins.set(WindowPlugin {
        window: WindowDescriptor {
            width: 1280.,
            height: 720.,
            position: WindowPosition::Centered,
            monitor: MonitorSelection::Primary,
            resize_constraints: WindowResizeConstraints {
                min_width: 1280.,
                min_height: 720.,
                max_width: 3840.,
                max_height: 2160.,
            },
            scale_factor_override: Some(1.),
            title: "Deck Builder".to_string(),
            present_mode: PresentMode::Fifo,
            resizable: false,
            decorations: true,
            cursor_visible: true,
            cursor_grab_mode: CursorGrabMode::None,
            mode: WindowMode::Windowed,
            transparent: false,
            canvas: None,
            fit_canvas_to_parent: false,
            alpha_mode: CompositeAlphaMode::Auto,
        },
        ..Default::default()
    }));

    app.add_plugin(EguiPlugin);
    app.add_plugin(WorldInspectorPlugin::new());
    app.add_plugin(ConsolePlugin);
    app.insert_resource(ConsoleConfiguration {
        keys: vec![
            ToggleConsoleKey::KeyCode(KeyCode::F1),
            ToggleConsoleKey::KeyCode(KeyCode::F13),
        ],
        ..Default::default()
    });

    app.add_plugin(ScriptingPlugin).add_plugin(lua::LuaPlugin);

    app.insert_resource(cfg::CfgDirs(
        directories::ProjectDirs::from("com", "liljamo", "deckbuilder")
            .expect("failed to get project directories"),
    ));

    app.insert_resource(cfg::CfgSettings::default())
        .insert_resource(cfg::CfgUser::default())
        .insert_resource(cfg::CfgDev::default());

    app.add_startup_system(setup).add_state(GameState::Splash);

    app.add_plugin(plugins::config::ConfigPlugin)
        .add_plugin(plugins::connection_check::ConnectionCheckPlugin)
        .add_plugin(plugins::phases::splash::SplashPlugin)
        .add_plugin(plugins::phases::loading::LoadingPlugin)
        .add_plugin(plugins::menu::MenuPlugin);

    app.run();
}

fn setup(mut commands: Commands) {
    // Spawn a camera
    commands.spawn(Camera3dBundle::default());
}

/// Utility function do despawn an entity and all its children
pub fn despawn_screen<T: Component>(to_despawn: Query<Entity, With<T>>, mut commands: Commands) {
    for entity in &to_despawn {
        commands.entity(entity).despawn_recursive();
    }
}