use crate::lobby::LobbyUiState;
use bevy::prelude::*;
use bevy_inspector_egui::{
    bevy_egui::EguiPlugin,
    quick::{ResourceInspectorPlugin, WorldInspectorPlugin},
};

// TODO: compile these in only if debug build

/// Whether the debug inspector is currently shown.
#[derive(Resource, Debug, Default)]
pub struct InspectorEnabled(bool);

pub struct DebugInspectorPlugin;

impl Plugin for DebugInspectorPlugin {
    fn build(&self, app: &mut App) {
        app.init_resource::<InspectorEnabled>()
            .add_plugins(EguiPlugin::default())
            .add_plugins(WorldInspectorPlugin::new())
            .add_plugins(
                ResourceInspectorPlugin::<LobbyUiState>::new()
                    .run_if(|enabled: Res<InspectorEnabled>| enabled.0),
            )
            .add_systems(Update, (toggle_inspector, toggle_ui_layout_debug));
    }
}

fn toggle_inspector(keys: Res<ButtonInput<KeyCode>>, mut enabled: ResMut<InspectorEnabled>) {
    if !keys.just_pressed(KeyCode::F1) {
        return;
    }

    enabled.0 = !enabled.0;
    info!(
        "lobby ui inspector toggled {}",
        if enabled.0 { "on" } else { "off" }
    );
}

fn toggle_ui_layout_debug(
    keys: Res<ButtonInput<KeyCode>>,
    mut debug_options: ResMut<GlobalUiDebugOptions>,
) {
    if !keys.just_pressed(KeyCode::F2) {
        return;
    }

    if debug_options.enabled {
        debug_options.enabled = false;
    } else {
        debug_options.enabled = true;
        debug_options.outline_border_box = true;
        debug_options.outline_padding_box = true;
        debug_options.outline_content_box = true;
    }
    info!(
        "ui layout debug toggled {}",
        if debug_options.enabled { "on" } else { "off" }
    );
}