Merge pull request #42 from kristoferssolo/fix/visibility

Cargo.lock

@@ -1409,7 +1409,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "regex",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "shlex",
  "syn",
 ]
@@ -1813,7 +1813,7 @@ dependencies = [
  "log",
  "rangemap",
  "rayon",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "rustybuzz",
  "self_cell",
  "swash",
@@ -1925,6 +1925,18 @@ version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8566979429cf69b49a5c740c60791108e86440e8be149bbea4fe54d2c32d6e2"
 
+[[package]]
+name = "deprecate-until"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a3767f826efbbe5a5ae093920b58b43b01734202be697e1354914e862e8e704"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "semver",
+ "syn",
+]
+
 [[package]]
 name = "derive_more"
 version = "1.0.0"
@@ -2644,15 +2656,16 @@ checksum = "dfa686283ad6dd069f105e5ab091b04c62850d3e4cf5d67debad1933f55023df"
 
 [[package]]
 name = "hexlab"
-version = "0.5.3"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d2fbc6c41965686841aa5ea0e1af448730d0902274e49251c7d1fb7c78fffb9"
+checksum = "e247b21d6885136e4a910e1e6fac755d8dc56112c40ebf1062582f0644d62c62"
 dependencies = [
  "bevy",
  "bevy_reflect",
  "bevy_utils",
  "glam",
  "hexx",
+ "pathfinding",
  "rand",
  "thiserror 2.0.6",
 ]
@@ -2894,6 +2907,15 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "integer-sqrt"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "276ec31bcb4a9ee45f58bec6f9ec700ae4cf4f4f8f2fa7e06cb406bd5ffdd770"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "io-kit-sys"
 version = "0.4.1"
@@ -3135,7 +3157,7 @@ dependencies = [
 
 [[package]]
 name = "maze-ascension"
-version = "1.0.3"
+version = "1.1.3"
 dependencies = [
  "anyhow",
  "bevy",
@@ -3228,7 +3250,7 @@ dependencies = [
  "indexmap",
  "log",
  "pp-rs",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "spirv",
  "termcolor",
  "thiserror 1.0.69",
@@ -3249,7 +3271,7 @@ dependencies = [
  "once_cell",
  "regex",
  "regex-syntax 0.8.5",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "thiserror 1.0.69",
  "tracing",
  "unicode-ident",
@@ -3763,6 +3785,20 @@ version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
 
+[[package]]
+name = "pathfinding"
+version = "4.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "301ad6aa19104eeb9af172b3d6a4ab8a5ea26234890baf2fcb1cbbc3f05f674b"
+dependencies = [
+ "deprecate-until",
+ "indexmap",
+ "integer-sqrt",
+ "num-traits",
+ "rustc-hash 2.1.0",
+ "thiserror 2.0.6",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -4184,6 +4220,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
+[[package]]
+name = "rustc-hash"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7fb8039b3032c191086b10f11f319a6e99e1e82889c5cc6046f515c9db1d497"
+
 [[package]]
 name = "rustc_version"
 version = "0.4.1"
@@ -5224,7 +5266,7 @@ dependencies = [
  "parking_lot",
  "profiling",
  "raw-window-handle",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "smallvec",
  "thiserror 1.0.69",
  "wgpu-hal",
@@ -5266,7 +5308,7 @@ dependencies = [
  "range-alloc",
  "raw-window-handle",
  "renderdoc-sys",
- "rustc-hash",
+ "rustc-hash 1.1.0",
  "smallvec",
  "thiserror 1.0.69",
  "wasm-bindgen",

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "maze-ascension"
 authors = ["Kristofers Solo <dev@kristofers.xyz>"]
-version = "1.0.3"
+version = "1.1.3"
 edition = "2021"
 
 [dependencies]
@@ -18,7 +18,7 @@ tracing = { version = "0.1", features = [
   "release_max_level_warn",
 ] }
 hexx = { version = "0.19", features = ["bevy_reflect", "grid"] }
-hexlab = { version = "0.5", features = ["bevy"] }
+hexlab = { version = "0.6", features = ["bevy", "pathfinding"] }
 bevy-inspector-egui = { version = "0.28", optional = true }
 bevy_egui = { version = "0.31", optional = true }
 thiserror = "2.0"

justfile

@@ -8,7 +8,7 @@ native-dev:
 
 # Run native release
 native-release:
-   RUSTC_WRAPPER=sccache cargo run --release --no-default-features
+    RUSTC_WRAPPER=sccache cargo run --release --no-default-features
 
 # Run web dev
 web-dev:

src/camera.rs

@@ -0,0 +1,64 @@
+use bevy::{input::mouse::MouseWheel, prelude::*};
+
+use crate::constants::{BASE_ZOOM_SPEED, MAX_ZOOM, MIN_ZOOM, SCROLL_MODIFIER};
+
+pub(super) fn plugin(app: &mut App) {
+    app.add_systems(Update, camera_zoom);
+}
+
+#[derive(Debug, Reflect, Component)]
+#[reflect(Component)]
+pub struct MainCamera;
+
+pub fn spawn_camera(mut commands: Commands) {
+    commands.spawn((
+        Name::new("Camera"),
+        MainCamera,
+        Camera3d::default(),
+        Transform::from_xyz(200., 200., 0.).looking_at(Vec3::ZERO, Vec3::Y),
+        // Render all UI to this camera.
+        // Not strictly necessary since we only use one camera,
+        // but if we don't use this component, our UI will disappear as soon
+        // as we add another camera. This includes indirect ways of adding cameras like using
+        // [ui node outlines](https://bevyengine.org/news/bevy-0-14/#ui-node-outline-gizmos)
+        // for debugging. So it's good to have this here for future-proofing.
+        IsDefaultUiCamera,
+    ));
+}
+
+fn camera_zoom(
+    mut query: Query<&mut Transform, With<MainCamera>>,
+    mut scrool_evr: EventReader<MouseWheel>,
+    keyboard: Res<ButtonInput<KeyCode>>,
+    time: Res<Time>,
+) {
+    let Ok(mut transform) = query.get_single_mut() else {
+        return;
+    };
+
+    let current_distance = transform.translation.length();
+
+    // Calculate zoom speed based on distance
+    let distance_multiplier = (current_distance / MIN_ZOOM).sqrt();
+    let adjusted_zoom_speed = BASE_ZOOM_SPEED * distance_multiplier;
+
+    let mut zoom_delta = 0.0;
+
+    if keyboard.pressed(KeyCode::Equal) || keyboard.pressed(KeyCode::NumpadAdd) {
+        zoom_delta += adjusted_zoom_speed * time.delta_secs() * 25.;
+    }
+
+    if keyboard.pressed(KeyCode::Minus) || keyboard.pressed(KeyCode::NumpadSubtract) {
+        zoom_delta -= adjusted_zoom_speed * time.delta_secs() * 25.;
+    }
+
+    for ev in scrool_evr.read() {
+        zoom_delta += ev.y * adjusted_zoom_speed * SCROLL_MODIFIER;
+    }
+
+    if zoom_delta != 0.0 {
+        let forward = transform.translation.normalize();
+        let new_distance = (current_distance - zoom_delta).clamp(MIN_ZOOM, MAX_ZOOM);
+        transform.translation = forward * new_distance;
+    }
+}

src/constants.rs

@@ -3,3 +3,24 @@ pub const WALL_OVERLAP_MODIFIER: f32 = 1.25;
 pub const FLOOR_Y_OFFSET: u8 = 200;
 pub const MOVEMENT_COOLDOWN: f32 = 1.0; // one second cooldown
 pub const TITLE: &str = "Maze Ascension: The Labyrinth of Echoes";
+
+// Base score constants
+pub const BASE_FLOOR_SCORE: usize = 100;
+
+// Floor progression constants
+pub const FLOOR_PROGRESSION_MULTIPLIER: f32 = 1.2;
+pub const MIN_TIME_MULTIPLIER: f32 = 0.2; // Minimum score multiplier for time
+pub const TIME_BONUS_MULTIPLIER: f32 = 1.5;
+// Time scaling constants
+pub const BASE_PERFECT_TIME: f32 = 10.0; // Base time for floor 1
+pub const TIME_INCREASE_FACTOR: f32 = 0.15; // Each floor adds 15% more time
+
+// Constants for camera control
+
+pub const BASE_ZOOM_SPEED: f32 = 10.0;
+#[cfg(not(target_family = "wasm"))]
+pub const SCROLL_MODIFIER: f32 = 1.;
+#[cfg(target_family = "wasm")]
+pub const SCROLL_MODIFIER: f32 = 0.01;
+pub const MIN_ZOOM: f32 = 50.0;
+pub const MAX_ZOOM: f32 = 2500.0;

src/floor/components.rs

@@ -1,6 +1,6 @@
 use bevy::prelude::*;
 
-#[derive(Debug, Reflect, Component, Deref, DerefMut)]
+#[derive(Debug, Reflect, Component, Deref, DerefMut, PartialEq, Eq, PartialOrd, Ord)]
 #[reflect(Component)]
 pub struct Floor(pub u8);
 

src/floor/systems/hide.rs

@@ -0,0 +1,19 @@
+use bevy::prelude::*;
+
+use crate::floor::components::{CurrentFloor, Floor};
+
+pub fn hide_upper_floors(
+    mut query: Query<(&mut Visibility, &Floor)>,
+    current_query: Query<&Floor, With<CurrentFloor>>,
+) {
+    let Ok(current_floor) = current_query.get_single() else {
+        return;
+    };
+    for (mut visibility, floor) in query.iter_mut() {
+        if floor > current_floor {
+            *visibility = Visibility::Hidden
+        } else {
+            *visibility = Visibility::Visible
+        }
+    }
+}

src/floor/systems/mod.rs

@@ -1,10 +1,12 @@
 mod despawn;
+mod hide;
 mod movement;
 mod spawn;
 
 use crate::screens::Screen;
 use bevy::prelude::*;
 use despawn::despawn_floor;
+use hide::hide_upper_floors;
 use movement::{handle_floor_transition_events, move_floors};
 use spawn::spawn_floor;
 
@@ -16,6 +18,7 @@ pub(super) fn plugin(app: &mut App) {
             despawn_floor,
             handle_floor_transition_events,
             move_floors,
+            hide_upper_floors,
         )
             .chain()
             .run_if(in_state(Screen::Gameplay)),

src/floor/systems/movement.rs

@@ -74,7 +74,7 @@ pub fn handle_floor_transition_events(
     }
 
     for event in event_reader.read() {
-        let Some((current_entity, current_floor)) = current_query.get_single().ok() else {
+        let Ok((current_entity, current_floor)) = current_query.get_single() else {
             continue;
         };
 

src/hint/mod.rs

@@ -3,9 +3,11 @@ pub mod components;
 mod systems;
 
 use bevy::{ecs::system::RunSystemOnce, prelude::*};
+use components::IdleTimer;
 
 pub(super) fn plugin(app: &mut App) {
-    app.add_plugins(systems::plugin);
+    app.register_type::<IdleTimer>()
+        .add_plugins(systems::plugin);
 }
 
 pub fn spawn_hint_command(world: &mut World) {

src/lib.rs

@@ -1,5 +1,6 @@
 pub mod asset_tracking;
 pub mod audio;
+pub mod camera;
 pub mod constants;
 #[cfg(feature = "dev")]
 pub mod dev_tools;
@@ -8,6 +9,7 @@ pub mod hint;
 pub mod maze;
 pub mod player;
 pub mod screens;
+pub mod stats;
 pub mod theme;
 
 use bevy::{
@@ -15,6 +17,7 @@ use bevy::{
     audio::{AudioPlugin, Volume},
     prelude::*,
 };
+use camera::spawn_camera;
 use constants::TITLE;
 use theme::{palette::rose_pine, prelude::ColorScheme};
 
@@ -69,6 +72,8 @@ impl Plugin for AppPlugin {
             floor::plugin,
             player::plugin,
             hint::plugin,
+            stats::plugin,
+            camera::plugin,
         ));
 
         // Enable dev tools for dev builds.
@@ -90,21 +95,6 @@ enum AppSet {
     Update,
 }
 
-fn spawn_camera(mut commands: Commands) {
-    commands.spawn((
-        Name::new("Camera"),
-        Camera3d::default(),
-        Transform::from_xyz(200., 200., 0.).looking_at(Vec3::ZERO, Vec3::Y),
-        // Render all UI to this camera.
-        // Not strictly necessary since we only use one camera,
-        // but if we don't use this component, our UI will disappear as soon
-        // as we add another camera. This includes indirect ways of adding cameras like using
-        // [ui node outlines](https://bevyengine.org/news/bevy-0-14/#ui-node-outline-gizmos)
-        // for debugging. So it's good to have this here for future-proofing.
-        IsDefaultUiCamera,
-    ));
-}
-
 fn load_background(mut commands: Commands) {
     let colorcheme = rose_pine::RosePineDawn::Base;
     commands.insert_resource(ClearColor(colorcheme.to_color()));

src/maze/components.rs

@@ -95,14 +95,6 @@ impl MazeConfig {
     }
 }
 
-// TO
-// 3928551514041614914
-// (4, 0)
-
-// FROM
-// 7365371276044996661
-// ()
-
 impl Default for MazeConfig {
     fn default() -> Self {
         Self::new(

src/maze/systems/mod.rs

@@ -2,7 +2,13 @@ pub mod common;
 pub mod despawn;
 pub mod respawn;
 pub mod spawn;
+mod toggle_pause;
 
 use bevy::prelude::*;
+use toggle_pause::toggle_walls;
 
-pub(super) fn plugin(_app: &mut App) {}
+use crate::screens::Screen;
+
+pub(super) fn plugin(app: &mut App) {
+    app.add_systems(Update, toggle_walls.run_if(state_changed::<Screen>));
+}

src/maze/systems/spawn.rs

@@ -15,7 +15,7 @@ use crate::{
         components::{HexMaze, MazeConfig, Tile, Wall},
         resources::GlobalMazeConfig,
     },
-    screens::Screen,
+    screens::GameplayElement,
     theme::palette::rose_pine::RosePineDawn,
 };
 
@@ -62,7 +62,7 @@ pub fn spawn_maze(
             config.clone(),
             Transform::from_translation(Vec3::ZERO.with_y(y_offset)),
             Visibility::Visible,
-            StateScoped(Screen::Gameplay),
+            GameplayElement,
         ))
         .insert_if(CurrentFloor, || floor == 1) // Only floor 1 gets CurrentFloor
         .id();

src/maze/systems/toggle_pause.rs

@@ -0,0 +1,13 @@
+use bevy::prelude::*;
+
+use crate::{maze::components::Wall, screens::Screen};
+
+pub fn toggle_walls(mut query: Query<&mut Visibility, With<Wall>>, state: Res<State<Screen>>) {
+    for mut visibility in query.iter_mut() {
+        *visibility = match *state.get() {
+            Screen::Gameplay => Visibility::Inherited,
+            Screen::Pause => Visibility::Hidden,
+            _ => *visibility,
+        }
+    }
+}

src/player/components.rs

@@ -16,7 +16,7 @@ pub struct MovementSpeed(pub f32);
 
 impl Default for MovementSpeed {
     fn default() -> Self {
-        Self(200.)
+        Self(100.)
     }
 }
 

src/player/systems/mod.rs

@@ -4,6 +4,7 @@ mod movement;
 pub mod respawn;
 mod sound_effect;
 pub mod spawn;
+mod toggle_pause;
 mod vertical_transition;
 
 use crate::{screens::Screen, AppSet};
@@ -11,6 +12,7 @@ use bevy::prelude::*;
 use input::player_input;
 use movement::player_movement;
 use sound_effect::play_movement_sound;
+use toggle_pause::toggle_player;
 use vertical_transition::handle_floor_transition;
 
 use super::assets::PlayerAssets;
@@ -30,4 +32,5 @@ pub(super) fn plugin(app: &mut App) {
             .chain()
             .run_if(in_state(Screen::Gameplay)),
     );
+    app.add_systems(Update, toggle_player.run_if(state_changed::<Screen>));
 }

src/player/systems/spawn.rs

@@ -5,7 +5,7 @@ use crate::{
         assets::{blue_material, generate_pill_mesh},
         components::{CurrentPosition, Player},
     },
-    screens::Screen,
+    screens::GameplayElement,
 };
 use bevy::prelude::*;
 
@@ -33,6 +33,6 @@ pub fn spawn_player(
         Mesh3d(meshes.add(generate_pill_mesh(player_radius, player_height / 2.))),
         MeshMaterial3d(materials.add(blue_material())),
         Transform::from_xyz(start_pos.x, y_offset, start_pos.y),
-        StateScoped(Screen::Gameplay),
+        GameplayElement,
     ));
 }

src/player/systems/toggle_pause.rs

@@ -0,0 +1,13 @@
+use bevy::prelude::*;
+
+use crate::{player::components::Player, screens::Screen};
+
+pub fn toggle_player(mut query: Query<&mut Visibility, With<Player>>, state: Res<State<Screen>>) {
+    for mut visibility in query.iter_mut() {
+        *visibility = match *state.get() {
+            Screen::Gameplay => Visibility::Visible,
+            Screen::Pause => Visibility::Hidden,
+            _ => *visibility,
+        }
+    }
+}

src/screens/gameplay.rs

@@ -1,29 +1,62 @@
 //! The screen state for the main gameplay.
 
-use crate::player::spawn_player_command;
-use crate::screens::Screen;
-use crate::{hint::spawn_hint_command, maze::spawn_level_command};
+use crate::{
+    hint::spawn_hint_command, maze::spawn_level_command, player::spawn_player_command,
+    screens::Screen, stats::spawn_stats_command,
+};
 
 use bevy::{input::common_conditions::input_just_pressed, prelude::*};
 
 pub(super) fn plugin(app: &mut App) {
+    app.init_resource::<GameplayInitialized>();
     app.add_systems(
         OnEnter(Screen::Gameplay),
         (
             spawn_level_command,
             spawn_player_command,
             spawn_hint_command,
+            spawn_stats_command,
         )
-            .chain(),
+            .chain()
+            .run_if(not(resource_exists::<GameplayInitialized>)),
     );
+    app.add_systems(OnEnter(Screen::Gameplay), |mut commands: Commands| {
+        commands.insert_resource(GameplayInitialized(true));
+    });
+    app.add_systems(Update, cleanup_game.run_if(state_changed::<Screen>));
+
+    app.add_systems(OnEnter(Screen::Title), reset_gameplay_state);
 
     app.add_systems(
         Update,
-        return_to_title_screen
-            .run_if(in_state(Screen::Gameplay).and(input_just_pressed(KeyCode::Escape))),
+        pause_game.run_if(in_state(Screen::Gameplay).and(input_just_pressed(KeyCode::Escape))),
     );
 }
 
-fn return_to_title_screen(mut next_screen: ResMut<NextState<Screen>>) {
-    next_screen.set(Screen::Title);
+fn pause_game(mut next_screen: ResMut<NextState<Screen>>) {
+    next_screen.set(Screen::Pause);
+}
+
+fn reset_gameplay_state(mut commands: Commands) {
+    commands.remove_resource::<GameplayInitialized>();
+}
+
+#[derive(Debug, Default, Reflect, Resource, DerefMut, Deref)]
+#[reflect(Resource)]
+pub struct GameplayInitialized(bool);
+
+#[derive(Debug, Reflect, Component)]
+#[reflect(Component)]
+pub struct GameplayElement;
+
+fn cleanup_game(
+    mut commands: Commands,
+    query: Query<Entity, With<GameplayElement>>,
+    state: Res<State<Screen>>,
+) {
+    if !matches!(*state.get(), Screen::Gameplay | Screen::Pause) {
+        for entity in query.iter() {
+            commands.entity(entity).despawn_recursive();
+        }
+    }
 }

src/screens/mod.rs

@@ -2,10 +2,12 @@
 
 mod gameplay;
 mod loading;
+mod pause;
 mod splash;
 mod title;
 
 use bevy::prelude::*;
+pub use gameplay::{GameplayElement, GameplayInitialized};
 
 pub(super) fn plugin(app: &mut App) {
     app.init_state::<Screen>();
@@ -16,6 +18,7 @@ pub(super) fn plugin(app: &mut App) {
         loading::plugin,
         splash::plugin,
         title::plugin,
+        pause::plugin,
     ));
 }
 
@@ -28,4 +31,5 @@ pub enum Screen {
     Loading,
     Title,
     Gameplay,
+    Pause,
 }

src/screens/pause.rs

@@ -0,0 +1,57 @@
+use bevy::{input::common_conditions::input_just_pressed, prelude::*};
+
+use crate::theme::{
+    events::OnPress,
+    palette::rose_pine::RosePineDawn,
+    prelude::ColorScheme,
+    widgets::{Containers, Widgets},
+};
+
+use super::Screen;
+
+pub(super) fn plugin(app: &mut App) {
+    app.add_systems(OnEnter(Screen::Pause), spawn_pause_overlay);
+    app.add_systems(
+        Update,
+        return_to_game.run_if(in_state(Screen::Pause).and(input_just_pressed(KeyCode::Escape))),
+    );
+}
+
+fn spawn_pause_overlay(mut commands: Commands) {
+    commands
+        .ui_root()
+        .insert((
+            StateScoped(Screen::Pause),
+            BackgroundColor(RosePineDawn::Muted.to_color().with_alpha(0.5)),
+        ))
+        .with_children(|parent| {
+            parent
+                .spawn(Node {
+                    bottom: Val::Px(100.),
+                    ..default()
+                })
+                .with_children(|parent| {
+                    parent.header("Paused");
+                });
+
+            parent.button("Continue").observe(return_to_game_trigger);
+            parent
+                .button("Exit")
+                .observe(return_to_title_screen_trigger);
+        });
+}
+
+fn return_to_game_trigger(_trigger: Trigger<OnPress>, mut next_screen: ResMut<NextState<Screen>>) {
+    next_screen.set(Screen::Gameplay);
+}
+
+fn return_to_title_screen_trigger(
+    _trigger: Trigger<OnPress>,
+    mut next_screen: ResMut<NextState<Screen>>,
+) {
+    next_screen.set(Screen::Title);
+}
+
+fn return_to_game(mut next_screen: ResMut<NextState<Screen>>) {
+    next_screen.set(Screen::Gameplay);
+}

src/stats/components.rs

@@ -0,0 +1,21 @@
+use bevy::prelude::*;
+
+#[derive(Debug, Clone, Reflect, Component)]
+#[reflect(Component)]
+pub struct FloorDisplay;
+
+#[derive(Debug, Clone, Reflect, Component)]
+#[reflect(Component)]
+pub struct HighestFloorDisplay;
+
+#[derive(Debug, Clone, Reflect, Component)]
+#[reflect(Component)]
+pub struct ScoreDisplay;
+
+#[derive(Debug, Clone, Reflect, Component)]
+#[reflect(Component)]
+pub struct FloorTimerDisplay;
+
+#[derive(Debug, Clone, Reflect, Component)]
+#[reflect(Component)]
+pub struct TotalTimerDisplay;

src/stats/container.rs

@@ -0,0 +1,22 @@
+use bevy::prelude::*;
+
+pub trait StatsContainer {
+    fn ui_stats(&mut self) -> EntityCommands;
+}
+
+impl StatsContainer for Commands<'_, '_> {
+    fn ui_stats(&mut self) -> EntityCommands {
+        self.spawn((
+            Name::new("Stats Root"),
+            Node {
+                position_type: PositionType::Absolute,
+                top: Val::Px(10.),
+                right: Val::Px(10.),
+                row_gap: Val::Px(8.),
+                align_items: AlignItems::End,
+                flex_direction: FlexDirection::Column,
+                ..default()
+            },
+        ))
+    }
+}

src/stats/mod.rs

@@ -0,0 +1,18 @@
+pub mod components;
+pub mod container;
+pub mod resources;
+mod systems;
+
+use bevy::{ecs::system::RunSystemOnce, prelude::*};
+use resources::{FloorTimer, Score, TotalTimer};
+
+pub(super) fn plugin(app: &mut App) {
+    app.init_resource::<Score>()
+        .init_resource::<TotalTimer>()
+        .init_resource::<FloorTimer>()
+        .add_plugins(systems::plugin);
+}
+
+pub fn spawn_stats_command(world: &mut World) {
+    let _ = world.run_system_once(systems::spawn::spawn_stats);
+}

src/stats/resources.rs

@@ -0,0 +1,31 @@
+use std::time::Duration;
+
+use bevy::prelude::*;
+
+#[derive(Debug, Default, Reflect, Resource, Deref, DerefMut)]
+#[reflect(Resource)]
+pub struct Score(pub usize);
+
+#[derive(Debug, Reflect, Resource, Deref, DerefMut)]
+#[reflect(Resource)]
+pub struct TotalTimer(pub Timer);
+
+#[derive(Debug, Reflect, Resource, Deref, DerefMut)]
+#[reflect(Resource)]
+pub struct FloorTimer(pub Timer);
+
+impl Default for TotalTimer {
+    fn default() -> Self {
+        Self(init_timer())
+    }
+}
+
+impl Default for FloorTimer {
+    fn default() -> Self {
+        Self(init_timer())
+    }
+}
+
+fn init_timer() -> Timer {
+    Timer::new(Duration::MAX, TimerMode::Once)
+}

src/stats/systems/common.rs

@@ -0,0 +1,28 @@
+pub fn format_duration_adaptive(seconds: f32) -> String {
+    let total_millis = (seconds * 1000.0) as u64;
+    let millis = total_millis % 1000;
+    let total_seconds = total_millis / 1000;
+    let seconds = total_seconds % 60;
+    let total_minutes = total_seconds / 60;
+    let minutes = total_minutes % 60;
+    let total_hours = total_minutes / 60;
+    let hours = total_hours % 24;
+    let days = total_hours / 24;
+
+    let mut result = String::new();
+
+    if days > 0 {
+        result.push_str(&format!("{}d ", days));
+    }
+    if hours > 0 || days > 0 {
+        result.push_str(&format!("{:02}:", hours));
+    }
+    if minutes > 0 || hours > 0 || days > 0 {
+        result.push_str(&format!("{:02}:", minutes));
+    }
+
+    // Always show at least seconds and milliseconds
+    result.push_str(&format!("{:02}.{:03}", seconds, millis));
+
+    result
+}

src/stats/systems/floor.rs

@@ -0,0 +1,39 @@
+use bevy::prelude::*;
+
+use crate::{
+    floor::{
+        components::{CurrentFloor, Floor},
+        resources::HighestFloor,
+    },
+    stats::components::{FloorDisplay, HighestFloorDisplay},
+};
+
+pub fn update_floor_display(
+    floor_query: Query<&Floor, With<CurrentFloor>>,
+    mut text_query: Query<&mut Text, With<FloorDisplay>>,
+) {
+    let Ok(floor) = floor_query.get_single() else {
+        return;
+    };
+
+    let Ok(mut text) = text_query.get_single_mut() else {
+        return;
+    };
+
+    text.0 = format!("Floor: {}", floor.0);
+}
+
+pub fn update_highest_floor_display(
+    hightes_floor: Res<HighestFloor>,
+    mut text_query: Query<&mut Text, With<HighestFloorDisplay>>,
+) {
+    if !hightes_floor.is_changed() {
+        return;
+    }
+
+    let Ok(mut text) = text_query.get_single_mut() else {
+        return;
+    };
+
+    text.0 = format!("Highest Floor: {}", hightes_floor.0);
+}

src/stats/systems/floor_timer.rs

@@ -0,0 +1,33 @@
+use bevy::prelude::*;
+
+use crate::{
+    floor::resources::HighestFloor,
+    stats::{components::FloorTimerDisplay, resources::FloorTimer},
+};
+
+use super::common::format_duration_adaptive;
+
+pub fn update_floor_timer(
+    mut floor_timer: ResMut<FloorTimer>,
+    time: Res<Time>,
+    hightes_floor: Res<HighestFloor>,
+) {
+    floor_timer.tick(time.delta());
+    if hightes_floor.is_changed() {
+        floor_timer.0.reset();
+    }
+}
+
+pub fn update_floor_timer_display(
+    mut text_query: Query<&mut Text, With<FloorTimerDisplay>>,
+    floor_timer: Res<FloorTimer>,
+) {
+    let Ok(mut text) = text_query.get_single_mut() else {
+        return;
+    };
+
+    text.0 = format!(
+        "Floor Timer: {}",
+        format_duration_adaptive(floor_timer.0.elapsed_secs())
+    );
+}

src/stats/systems/mod.rs

@@ -0,0 +1,38 @@
+mod common;
+mod floor;
+mod floor_timer;
+mod reset;
+mod score;
+pub mod spawn;
+mod total_timer;
+
+use bevy::prelude::*;
+use floor::{update_floor_display, update_highest_floor_display};
+use floor_timer::{update_floor_timer, update_floor_timer_display};
+use reset::reset_timers;
+use score::{update_score, update_score_display};
+use total_timer::{update_total_timer, update_total_timer_display};
+
+use crate::screens::{GameplayInitialized, Screen};
+
+pub(super) fn plugin(app: &mut App) {
+    app.add_systems(
+        OnEnter(Screen::Gameplay),
+        reset_timers.run_if(not(resource_exists::<GameplayInitialized>)),
+    );
+    app.add_systems(
+        Update,
+        (
+            (
+                update_score.before(update_floor_timer),
+                update_score_display,
+            )
+                .chain(),
+            (update_floor_timer, update_floor_timer_display).chain(),
+            (update_total_timer, update_total_timer_display).chain(),
+            update_floor_display,
+            update_highest_floor_display,
+        )
+            .run_if(in_state(Screen::Gameplay)),
+    );
+}

src/stats/systems/reset.rs

@@ -0,0 +1,13 @@
+use bevy::prelude::*;
+
+use crate::stats::resources::{FloorTimer, Score, TotalTimer};
+
+pub fn reset_timers(
+    mut floor_timer: ResMut<FloorTimer>,
+    mut total_timer: ResMut<TotalTimer>,
+    mut score: ResMut<Score>,
+) {
+    floor_timer.reset();
+    total_timer.reset();
+    score.0 = 0;
+}

src/stats/systems/score.rs

@@ -0,0 +1,188 @@
+use bevy::prelude::*;
+
+use crate::{
+    constants::{
+        BASE_FLOOR_SCORE, BASE_PERFECT_TIME, FLOOR_PROGRESSION_MULTIPLIER, MIN_TIME_MULTIPLIER,
+        TIME_BONUS_MULTIPLIER, TIME_INCREASE_FACTOR,
+    },
+    floor::resources::HighestFloor,
+    stats::{
+        components::ScoreDisplay,
+        resources::{FloorTimer, Score},
+    },
+};
+
+pub fn update_score(
+    mut score: ResMut<Score>,
+    hightes_floor: Res<HighestFloor>,
+    floor_timer: Res<FloorTimer>,
+) {
+    if !hightes_floor.is_changed() || hightes_floor.is_added() {
+        return;
+    }
+
+    score.0 += calculate_score(
+        hightes_floor.0.saturating_sub(1),
+        floor_timer.elapsed_secs(),
+    );
+}
+
+pub fn update_score_display(
+    mut text_query: Query<&mut Text, With<ScoreDisplay>>,
+    score: Res<Score>,
+) {
+    let Ok(mut text) = text_query.get_single_mut() else {
+        return;
+    };
+
+    text.0 = format!("Score: {}", score.0);
+}
+
+fn calculate_score(floor_number: u8, completion_time: f32) -> usize {
+    let perfect_time = calculate_perfect_time(floor_number);
+
+    // Floor progression using exponential scaling for better high-floor rewards
+    let floor_multiplier = (1.0 + floor_number as f32).powf(FLOOR_PROGRESSION_MULTIPLIER);
+    let base_score = BASE_FLOOR_SCORE as f32 * floor_multiplier;
+
+    // Time bonus calculation
+    // Perfect time or better gets maximum bonus
+    // Longer times get diminishing returns but never below minimum
+    let time_multiplier = if completion_time <= perfect_time {
+        // Bonus for being faster than perfect time
+        let speed_ratio = perfect_time / completion_time;
+        speed_ratio * TIME_BONUS_MULTIPLIER
+    } else {
+        // Penalty for being slower than perfect time, with smooth degradation
+        let overtime_ratio = completion_time / perfect_time;
+        let time_factor = 1.0 / overtime_ratio;
+        time_factor.max(MIN_TIME_MULTIPLIER) * TIME_BONUS_MULTIPLIER
+    };
+
+    (base_score * time_multiplier) as usize
+}
+
+/// Perfect time increases with floor number
+fn calculate_perfect_time(floor_number: u8) -> f32 {
+    BASE_PERFECT_TIME * (floor_number as f32 - 1.).mul_add(TIME_INCREASE_FACTOR, 1.)
+}
+
+#[cfg(test)]
+mod tests {
+    use claims::*;
+    use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
+    use rstest::*;
+
+    use super::*;
+
+    #[fixture]
+    fn floors() -> Vec<u8> {
+        (1..=100).collect()
+    }
+
+    #[fixture]
+    fn times() -> Vec<f32> {
+        vec![
+            BASE_PERFECT_TIME * 0.5, // Much faster than perfect
+            BASE_PERFECT_TIME * 0.8, // Faster than perfect
+            BASE_PERFECT_TIME,       // Perfect time
+            BASE_PERFECT_TIME * 1.5, // Slower than perfect
+            BASE_PERFECT_TIME * 2.0, // Much slower
+        ]
+    }
+
+    #[rstest]
+    #[case(1, BASE_PERFECT_TIME)]
+    #[case(2, BASE_PERFECT_TIME * (1.0 + TIME_INCREASE_FACTOR))]
+    #[case(5, BASE_PERFECT_TIME * 4.0f32.mul_add(TIME_INCREASE_FACTOR, 1.))]
+    fn specific_perfect_times(#[case] floor: u8, #[case] expected_time: f32) {
+        let calculated_time = calculate_perfect_time(floor);
+        assert_le!(
+            (calculated_time - expected_time).abs(),
+            0.001,
+            "Perfect time calculation mismatch"
+        );
+    }
+
+    #[rstest]
+    fn score_progression(floors: Vec<u8>, times: Vec<f32>) {
+        let floor_scores = floors
+            .par_iter()
+            .map(|floor| {
+                let scores = times
+                    .par_iter()
+                    .map(|&time| (*floor, time, calculate_score(*floor, time)))
+                    .collect::<Vec<_>>();
+                (*floor, scores)
+            })
+            .collect::<Vec<_>>();
+
+        for (floor, scores) in floor_scores {
+            scores.windows(2).for_each(|window| {
+                let (_, time1, score1) = window[0];
+                let (_, time2, score2) = window[1];
+
+                if time1 < time2 {
+                    assert_gt!(
+                        score1,
+                        score2,
+                        "Floor {}: Faster time ({}) should give higher score than slower time ({})",
+                        floor,
+                        time1,
+                        time2
+                    );
+                }
+            })
+        }
+    }
+
+    #[rstest]
+    fn perfect_time_progression(floors: Vec<u8>) {
+        let perfect_scores = floors
+            .par_iter()
+            .map(|&floor| {
+                let perfect_time = calculate_perfect_time(floor);
+                (floor, calculate_score(floor, perfect_time))
+            })
+            .collect::<Vec<_>>();
+
+        perfect_scores.windows(2).for_each(|window| {
+            let (floor1, score1) = window[0];
+            let (floor2, score2) = window[1];
+            assert_gt!(
+                score2,
+                score1,
+                "Floor {} perfect score ({}) should be higher than floor {} perfect score ({})",
+                floor2,
+                score2,
+                floor1,
+                score1
+            );
+        })
+    }
+
+    #[rstest]
+    fn minimum_score_guarantee(floors: Vec<u8>) {
+        let very_slow_time = BASE_PERFECT_TIME * 10.0;
+
+        // Test minimum scores in parallel
+        let min_scores = floors
+            .par_iter()
+            .map(|&floor| calculate_score(floor, very_slow_time))
+            .collect::<Vec<_>>();
+
+        // Verify minimum scores
+        min_scores.windows(2).for_each(|window| {
+            assert_gt!(
+                window[1],
+                window[0],
+                "Higher floor should give better minimum score"
+            );
+        });
+
+        // Verify all scores are above zero
+        min_scores.iter().for_each(|&score| {
+            assert_gt!(score, 0, "Score should never be zero");
+        });
+    }
+}

src/stats/systems/spawn.rs

@@ -0,0 +1,25 @@
+use bevy::prelude::*;
+
+use crate::{
+    screens::GameplayElement,
+    stats::{
+        components::{
+            FloorDisplay, FloorTimerDisplay, HighestFloorDisplay, ScoreDisplay, TotalTimerDisplay,
+        },
+        container::StatsContainer,
+    },
+    theme::widgets::Widgets,
+};
+
+pub fn spawn_stats(mut commands: Commands) {
+    commands
+        .ui_stats()
+        .insert(GameplayElement)
+        .with_children(|parent| {
+            parent.stats("Floor: 1", FloorDisplay);
+            parent.stats("Highest Floor: 1", HighestFloorDisplay);
+            parent.stats("Score: 0", ScoreDisplay);
+            parent.stats("Floor Timer", FloorTimerDisplay);
+            parent.stats("Total Timer", TotalTimerDisplay);
+        });
+}

src/stats/systems/total_timer.rs

@@ -0,0 +1,23 @@
+use bevy::prelude::*;
+
+use crate::stats::{components::TotalTimerDisplay, resources::TotalTimer};
+
+use super::common::format_duration_adaptive;
+
+pub fn update_total_timer(mut total_timer: ResMut<TotalTimer>, time: Res<Time>) {
+    total_timer.tick(time.delta());
+}
+
+pub fn update_total_timer_display(
+    mut text_query: Query<&mut Text, With<TotalTimerDisplay>>,
+    total_timer: Res<TotalTimer>,
+) {
+    let Ok(mut text) = text_query.get_single_mut() else {
+        return;
+    };
+
+    text.0 = format!(
+        "Total Timer: {}",
+        format_duration_adaptive(total_timer.0.elapsed_secs())
+    );
+}

src/theme/mod.rs

@@ -8,7 +8,7 @@ pub mod components;
 pub mod events;
 pub mod palette;
 mod systems;
-mod widgets;
+pub mod widgets;
 
 #[allow(unused_imports)]
 pub mod prelude {

src/theme/widgets.rs

@@ -19,6 +19,8 @@ pub trait Widgets {
 
     /// Spawn a simple text label.
     fn label(&mut self, text: impl Into<String>) -> EntityCommands;
+
+    fn stats(&mut self, text: impl Into<String>, bundle: impl Bundle) -> EntityCommands;
 }
 
 impl<T: SpawnUi> Widgets for T {
@@ -107,6 +109,21 @@ impl<T: SpawnUi> Widgets for T {
         ));
         entity
     }
+
+    fn stats(&mut self, text: impl Into<String>, bundle: impl Bundle) -> EntityCommands {
+        let text = text.into();
+        let entity = self.spawn_ui((
+            Name::new(text.clone()),
+            Text(text),
+            TextFont {
+                font_size: 24.0,
+                ..default()
+            },
+            bundle,
+            TextColor(RosePineDawn::Text.to_color()),
+        ));
+        entity
+    }
 }
 
 /// An extension trait for spawning UI containers.