mod audio;
mod player;
mod camera;
mod world;
mod settings;
mod hud;

use bevy::window::{Window, WindowMode, PrimaryWindow, CursorGrabMode };
use bevy::diagnostic::{FrameTimeDiagnosticsPlugin, LogDiagnosticsPlugin};
use bevy::prelude::*;

fn main() {
    App::new()
        .add_systems(Startup, (
                setup,
                audio::setup,
                player::setup,
                world::setup,
        ))
        .add_systems(Update, (
                handle_input,
                player::handle_input,
                audio::toggle_bgm,
                world::asset_loaded.after(world::load_cubemap_asset),
        ))
        .add_systems(FixedUpdate, (
                player::drain_resources,
        ))
        .add_plugins(DefaultPlugins.set(ImagePlugin::default_nearest()))
        .add_plugins((
            camera::CameraControllerPlugin,
            hud::OutFlyHudPlugin,
        ))
        .add_plugins((
            FrameTimeDiagnosticsPlugin,
            LogDiagnosticsPlugin::default(),
        ))
        .insert_resource(settings::Settings::default())
        .insert_resource(player::PlayerVars::default())
        .run();
}

fn setup(
    //mut commands: Commands,
    mut windows: Query<&mut Window, With<PrimaryWindow>>
) {
    for mut window in &mut windows {
        window.cursor.grab_mode = CursorGrabMode::Locked;
        window.cursor.visible = false;
        window.mode = WindowMode::Fullscreen;
        window.title = "OutFly".to_string();
    }
}

fn handle_input(
    keyboard_input: Res<ButtonInput<KeyCode>>,
    mut settings: ResMut<settings::Settings>,
    mut app_exit_events: ResMut<Events<bevy::app::AppExit>>
) {
    if keyboard_input.pressed(KeyCode::KeyQ) {
        app_exit_events.send(bevy::app::AppExit);
    }
    if keyboard_input.just_pressed(KeyCode::F12) {
        settings.reset();
    }
}