do not repeat already guessed cons

.gitignore

@@ -1 +1,2 @@
 /target
+/out

Cargo.lock

@@ -216,6 +216,7 @@ dependencies = [
  "rand",
  "serde",
  "serde_json",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -2196,9 +2197,9 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.70"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1868808506b929d7b0cfa8f75951347aa71bb21144b7791bae35d9bccfcfe37a"
+checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -3623,20 +3624,19 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a82edfc16a6c469f5f44dc7b571814045d60404b55a0ee849f9bcfa2e63dd9b5"
+checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
 dependencies = [
  "cfg-if",
- "once_cell",
  "wasm-bindgen-macro",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9de396da306523044d3302746f1208fa71d7532227f15e347e2d93e4145dd77b"
+checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
 dependencies = [
  "bumpalo",
  "log",
@@ -3649,9 +3649,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.43"
+version = "0.4.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61e9300f63a621e96ed275155c108eb6f843b6a26d053f122ab69724559dc8ed"
+checksum = "76bc14366121efc8dbb487ab05bcc9d346b3b5ec0eaa76e46594cabbe51762c0"
 dependencies = [
  "cfg-if",
  "js-sys",
@@ -3661,9 +3661,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "585c4c91a46b072c92e908d99cb1dcdf95c5218eeb6f3bf1efa991ee7a68cccf"
+checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -3671,9 +3671,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
+checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3684,15 +3684,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c62a0a307cb4a311d3a07867860911ca130c3494e8c2719593806c08bc5d0484"
+checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
 
 [[package]]
 name = "web-sys"
-version = "0.3.70"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26fdeaafd9bd129f65e7c031593c24d62186301e0c72c8978fa1678be7d532c0"
+checksum = "77afa9a11836342370f4817622a2f0f418b134426d91a82dfb48f532d2ec13ef"
 dependencies = [
  "js-sys",
  "wasm-bindgen",

Cargo.toml

@@ -8,6 +8,7 @@ bevy = { version = "0.14.2", features = [ "dynamic_linking" ] }
 rand = "0.8.5"
 serde = {version = "1.0.210", features = ["derive"] }
 serde_json = "1.0.128"
+wasm-bindgen = "=0.2.92"
 
 # Enable a small amount of optimization in the dev profile.
 [profile.dev]
@@ -16,3 +17,6 @@ opt-level = 1
 # Enable a large amount of optimization in the dev profile for dependencies.
 [profile.dev.package."*"]
 opt-level = 3
+
+[target.wasm32-unknown-unknown]
+runner = "wasm-server-runner"

README.md

@@ -2,3 +2,6 @@
 
 A Stellarium game made for The icam Game jam 2024, using the Bevy game engine
 
+Star data from : [YaleBrightStarCatalog (Bretton Wade)](https://github.com/brettonw/YaleBrightStarCatalog/blob/master/bsc5-short.json) (MIT License, Copyright (c) 2016 Bretton Wade)
+
+Constellation data from :[Lizard Tail (Isana Kashiwai)](https://www.lizard-tail.com/isana/lab/starlitnight/)

src/end_state.rs

@@ -1,22 +1,21 @@
 use bevy::prelude::*;
-use crate::Player;
+
 use crate::GameState;
 use crate::GameOver;
+use crate::GameData;
 
 pub fn setup(
 	mut commands: Commands,
 	_asset_server: Res<AssetServer>,
-	mut player_query: Query<&mut Player>
+	game_data: Res<GameData>,
 ) {
-	if let Ok(player) = player_query.get_single_mut() {
-	    // Create a container node that places its children (text areas) in a vertical column and centers them
     let container_node = NodeBundle {
         style: Style {
-	            width: Val::Percent(100.0),  // Full width of the screen
-	            height: Val::Percent(100.0), // Full height of the screen
-	            flex_direction: FlexDirection::Column, // Arrange children in a column (vertical)
-	            justify_content: JustifyContent::Center, // Center vertically
-	            align_items: AlignItems::Center, // Center horizontally
+            width: Val::Percent(100.0), 
+            height: Val::Percent(100.0),
+            flex_direction: FlexDirection::Column,
+            justify_content: JustifyContent::Center,
+            align_items: AlignItems::Center,
             ..default()
         },
         ..default()
@@ -24,41 +23,35 @@ pub fn setup(
 
     let container = commands.spawn(container_node).id();
 
-	    // TextStyle for the top text (larger font)
     let top_text_style = TextStyle {
-	        font_size: 50.0, // Larger font size
+        font_size: 50.0, 
         color: Color::WHITE,
-	        // font: asset_server.load("fonts/FiraSans-Bold.ttf"), // Load font if needed
+        // font: asset_server.load("fonts/FiraSans-Bold.ttf"),
         ..default()
     };
 
-	    // TextStyle for the bottom text (smaller font)
     let bottom_text_style = TextStyle {
-	        font_size: 30.0, // Smaller font size
+        font_size: 30.0, 
         color: Color::WHITE,
-	        // font: asset_server.load("fonts/FiraSans-Regular.ttf"), // Load font if needed
+        // font: asset_server.load("fonts/FiraSans-Regular.ttf"), 
         ..default()
     };
 
-	    // TextBundle for the top text
     let top_text_node = TextBundle::from_section(
-	        "Game Over", // Text for the top section
+        "Game Over", 
         top_text_style,
     );
 
-	    // TextBundle for the bottom text
     let bottom_text_node = TextBundle::from_section(
-	        format!("final score : {}", player.score), // Text for the bottom section
+        format!("final score : {}", game_data.score), 
         bottom_text_style,
     );
 
-	    // Spawn the text nodes and add them as children to the container
     let top_text = commands.spawn((top_text_node, GameOver)).id();
     let bottom_text = commands.spawn((bottom_text_node, GameOver)).id();
 
     commands.entity(container).push_children(&[top_text, bottom_text]);
 }
-}
 
 pub fn player_interact(
 	keys: Res<ButtonInput<KeyCode>>,

src/explo_state.rs

@@ -0,0 +1,70 @@
+use bevy::prelude::*;
+
+use crate::Player;
+
+pub fn player_mouse_move (
+    buttons: Res<ButtonInput<MouseButton>>,
+    mut player_query: Query<(&mut Player, &Camera, &mut GlobalTransform)>,
+    window_query: Query<&Window, With<bevy::window::PrimaryWindow>>,
+) {
+	let Ok((mut player, camera, global_transform)) = player_query.get_single_mut() else {
+	    return;
+	};
+	let local_transform = &global_transform.compute_transform();
+
+	if !buttons.pressed(MouseButton::Left) {
+	    player.dragging_pos = None;
+	    return;
+	}
+
+	let window = window_query.single();
+
+	let Some(new_cursor) = window.cursor_position() else {
+	    return;
+	};
+
+	let Some(old_cursor) = player.dragging_pos else {
+	    player.dragging_pos = Some(new_cursor);
+	    return;
+	};
+
+	if old_cursor.distance(new_cursor) < 3.0 {
+	    return;
+	}
+
+	let Some(old_ray) = camera.viewport_to_world(&global_transform, old_cursor) else {
+	    return;
+	};
+
+	let Some(new_ray) = camera.viewport_to_world(&global_transform, new_cursor) else {
+	    return;
+	};
+
+	let delta_rotation = rotate_to_align(new_ray, old_ray); 
+
+	player.target_rotation = Some(delta_rotation * local_transform.rotation );
+	player.dragging_pos = Some(new_cursor);
+}
+
+fn rotate_to_align(ray_1: Ray3d, ray_2: Ray3d) -> Quat {
+    let pos_1 = ray_1.get_point(1.0);
+    let pos_2 = ray_2.get_point(1.0);
+    
+    let dir_1 = pos_1.normalize();
+    let dir_2 = pos_2.normalize();
+
+    let axis_of_rotation = dir_1.cross(dir_2).normalize();
+
+    if axis_of_rotation.length_squared() < f32::EPSILON {
+        return Quat::IDENTITY;
+    }
+
+    let dot_product = dir_1.dot(dir_2).clamp(-1.0, 1.0);
+    let angle_of_rotation = dot_product.acos() * 6.0;
+
+    if angle_of_rotation.is_nan() || angle_of_rotation.is_infinite() {
+        return Quat::IDENTITY;
+    }
+
+    Quat::from_axis_angle(axis_of_rotation, angle_of_rotation)
+}

src/game_state.rs

@@ -7,8 +7,10 @@ use crate::Player;
 use crate::GameState;
 use crate::MainGame;
 use crate::Sky;
+use crate::Constellation;
 use crate::ConstellationLine;
 use crate::PlayerState;
+use crate::GameData;
 
 use crate::celestial_to_cartesian;
 use crate::spawn_cons_lines;
@@ -29,36 +31,36 @@ pub struct ScoreLabel;
 #[derive(Component)]
 pub struct HintLabel;
 
-pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
-    // Create a container node that places its children (buttons) at the bottom of the screen
+pub fn setup(
+	mut commands: Commands, 
+	mut game_data: ResMut<GameData>,
+	sky: Res<Sky>,
+) {
     let container_node = NodeBundle {
         style: Style {
-            width: Val::Percent(100.0), // Full width of the screen
-            height: Val::Percent(100.0), // Full height of the screen
-            flex_direction: FlexDirection::Row, // Arrange children in a row (horizontal)
-            justify_content: JustifyContent::Center, // Center horizontally
-            align_items: AlignItems::FlexEnd, // Place at the bottom of the screen
-            padding: UiRect::all(Val::Px(10.0)), // Optional padding
+            width: Val::Percent(100.0),
+            height: Val::Percent(100.0), 
+            flex_direction: FlexDirection::Row,
+            justify_content: JustifyContent::Center, 
+            align_items: AlignItems::FlexEnd,
+            padding: UiRect::all(Val::Px(10.0)),
             ..default()
         },
         ..default()
     };
 
-    // Button style (same for all buttons)
     let button_style = Style {
         width: Val::Px(150.0),
         height: Val::Px(65.0),
-        margin: UiRect::all(Val::Px(10.0)), // Add margin between buttons
-        justify_content: JustifyContent::Center, // Center text horizontally
-        align_items: AlignItems::Center, // Center text vertically
+        margin: UiRect::all(Val::Px(10.0)), 
+        justify_content: JustifyContent::Center,
+        align_items: AlignItems::Center, 
         border: UiRect::all(Val::Px(5.0)),
         ..default()
     };
 
-    // Create the container for the buttons
     let container = commands.spawn(container_node).id();
 
-    // Function to create buttons with different text
     for _i in 1..=4 {
         let button_node = ButtonBundle {
             style: button_style.clone(),
@@ -77,7 +79,6 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
             },
         );
 
-        // Spawn the button and its text as children of the container
         let button = commands.spawn((button_node, MainGame)).id();
         let button_text = commands.spawn((button_text_node, AnswerButton, MainGame)).id();
 
@@ -85,12 +86,11 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
         commands.entity(container).push_children(&[button]);
     }
 
-    // Label style for top corners
     let label_style = Style {
-        position_type: PositionType::Absolute, // Absolute positioning
-        width: Val::Auto, // Auto width to fit text
-        height: Val::Auto, // Auto height to fit text
-        margin: UiRect::all(Val::Px(10.0)), // Margin around the text
+        position_type: PositionType::Absolute,
+        width: Val::Auto, 
+        height: Val::Auto, 
+        margin: UiRect::all(Val::Px(10.0)), 
         ..default()
     };
 
@@ -103,7 +103,7 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
             ..label_style.clone()
         },
         text: Text::from_section(
-            "* * *", // Text content
+            "* * *", 
             TextStyle {
                 // font: asset_server.load("fonts/FiraSans-Bold.ttf"),
                 font_size: 30.0,
@@ -123,7 +123,7 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
             ..label_style.clone()
         },
         text: Text::from_section(
-            "0", // Text content
+            "0",
             TextStyle {
                 // font: asset_server.load("fonts/FiraSans-Bold.ttf"),
                 font_size: 30.0,
@@ -134,14 +134,13 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
         ..default()
     };
 
-    // Centered container for the "Hint" label
     let centered_container_node = NodeBundle {
         style: Style {
             position_type: PositionType::Absolute,
-            width: Val::Percent(100.0), // Full width
-            top: Val::Px(20.0),         // Positioned at the top
-            justify_content: JustifyContent::Center, // Center horizontally
-            align_items: AlignItems::Center,         // Center vertically
+            width: Val::Percent(100.0),
+            top: Val::Px(20.0),
+            justify_content: JustifyContent::Center,
+            align_items: AlignItems::Center,
             ..default()
         },
         ..default()
@@ -158,63 +157,89 @@ pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
         },
     );
     
-    // Spawn the top left and top right labels
     commands.spawn((top_left_label_node, MainGame, HealthLabel));
     commands.spawn((top_right_label_node, MainGame, ScoreLabel));
 
-	// Create a parent container and then spawn the hint label inside it
     let centered_container = commands.spawn(centered_container_node).id();
     let hint_label = commands.spawn((hint_label_node, MainGame, HintLabel)).id();
 
     commands.entity(centered_container).push_children(&[hint_label]);
 
+	*game_data = GameData::default();
+	game_data.content = sky.as_string();
 }
 
 
 pub fn player_interact(
     keys: Res<ButtonInput<KeyCode>>,
-    mut player_query: Query<(&mut Player, &mut Transform)>, // Query to get Player and Transform
-    sky: Res<Sky>, // Res to access the Sky resource
+    mut player_query: Query<(&mut Player, &mut Transform)>, 
+    mut game_data: ResMut<GameData>, 
+    sky: Res<Sky>, 
     text_query: Query<&mut Text, With<AnswerButton>>,
-    button_query: Query<(&mut BackgroundColor, &mut BorderColor), With<Button>>, // Query to reset button colors
+    button_query: Query<(&mut BackgroundColor, &mut BorderColor), With<Button>>, 
 	constellation_line_query : Query<(Entity, &ConstellationLine)>,
 	commands: Commands,
     game_state: ResMut<NextState<GameState>>,
     meshes: ResMut<Assets<Mesh>>,
     materials: ResMut<Assets<StandardMaterial>>,
 ) {
-    if let Ok((mut player, mut transform)) = player_query.get_single_mut() {
-        // If the space key was just pressed
-        if keys.just_pressed(KeyCode::Space) || player.target_cons_name.is_none() {
-            choose_constellation(&mut player, sky, text_query, button_query, constellation_line_query, commands, game_state);
+    let Ok((mut player, mut transform)) = player_query.get_single_mut() else {
+		return
+    };
+  
+    if keys.just_pressed(KeyCode::Space) || game_data.target_cons_name.is_none() {
+        choose_constellation(&mut player, sky, text_query, button_query, constellation_line_query, commands, game_state, game_data);
 		return
     }
 
     let mut rotation = Quat::IDENTITY;
     
-        // Rotate left when the A key is pressed
     if keys.pressed(KeyCode::KeyA) {
-            rotation *= Quat::from_rotation_y((PI / 60.0) as f32); // Rotate by 3 degrees (PI/60 radians)
+        rotation *= Quat::from_rotation_y((PI / 60.0) as f32); 
     }
 
-        // Rotate right when the D key is pressed
     if keys.pressed(KeyCode::KeyD) {
-            rotation *= Quat::from_rotation_y((-PI / 60.0) as f32); // Rotate by -3 degrees
+        rotation *= Quat::from_rotation_y((-PI / 60.0) as f32); 
     }
 
-        if keys.pressed(KeyCode::KeyI) && player.state == PlayerState::Playing {
-        	if let Some(target_cons) = player.target_cons_name.clone() {
-        		player.state = PlayerState::Hinted;
+    if keys.pressed(KeyCode::KeyI) && game_data.state == PlayerState::Playing {
+    	if let Some(target_cons) = game_data.target_cons_name.clone() {
+    		game_data.state = PlayerState::Hinted;
 			spawn_cons_lines(commands, meshes, materials, sky, target_cons);
+			return
   		}
 	}
 
-        // Apply the rotation to the transform
     if rotation != Quat::IDENTITY {
-            transform.rotation *= rotation; // Apply the rotation
+        transform.rotation *= rotation; 
         player.target_rotation = None;
     }
 
+    if keys.pressed(KeyCode::KeyR) {
+		if let Some(target_constellation_name) = game_data.target_cons_name.clone() {
+			let mut target_constellation = sky.content[0].clone();
+			for constellation in sky.content.clone() {
+				if constellation.name == target_constellation_name {
+					target_constellation = constellation
+				}
+			}
+			player.target_rotation = Some(constellation_center(target_constellation));
+		}
+    }
+
+    if keys.pressed(KeyCode::KeyW) {
+        let target_constellation_name: String = "Ursa Minor".into();
+          	
+		let mut target_constellation = sky.content[0].clone();
+		for constellation in sky.content.clone() {
+			if constellation.name == target_constellation_name {
+				target_constellation = constellation
+			}
+		}
+		
+		player.target_rotation = Some(constellation_center(target_constellation));
+	}
+
     if let Some(target_rotation) = player.target_rotation {
         let current_rotation = transform.rotation;
 
@@ -225,9 +250,6 @@ pub fn player_interact(
         }
     }
 }
-}
-
-
 
 pub fn ui_labels(
     mut param_set: ParamSet<(
@@ -235,28 +257,24 @@ pub fn ui_labels(
         Query<&mut Text, With<ScoreLabel>>,
         Query<&mut Text, With<HintLabel>>,
     )>,
-    mut player_query: Query<(&mut Player, &mut Transform)>,
+    game_data: Res<GameData>
 ) {
-    if let Ok((player, _)) = player_query.get_single_mut() {
-        // Update the health label
 	if let Ok(mut health_text) = param_set.p0().get_single_mut() {
-            health_text.sections[0].value = "# ".repeat(player.health);
+		health_text.sections[0].value = "# ".repeat(game_data.health);
 	}
 
-        // Update the score label
 	if let Ok(mut score_text) = param_set.p1().get_single_mut() {
-            score_text.sections[0].value = format!("{}", player.score);
+		score_text.sections[0].value = format!("{}", game_data.score);
 	}
 
 	if let Ok(mut hint_text) = param_set.p2().get_single_mut() {
-			if player.state == PlayerState::Answered {
+		if game_data.state == PlayerState::Answered {
 			hint_text.sections[0].value = "press space to continue".into();
 		} else {
 			hint_text.sections[0].value = "press i to get an hint".into();
 		}
 	}
 }
-}
 
 
 pub fn ui_buttons(
@@ -270,15 +288,14 @@ pub fn ui_buttons(
         With<Button>,
     >,
     mut text_query: Query<&mut Text, With<AnswerButton>>,
-    mut player_query: Query<&mut Player>,
+    mut game_data: ResMut<GameData>,
 	commands: Commands,
     meshes: ResMut<Assets<Mesh>>,
     materials: ResMut<Assets<StandardMaterial>>,
     sky: Res<Sky>
 ) {	
-	if let Ok(mut player) = player_query.get_single_mut() {
-		if player.state == PlayerState::Answered {
-			return
+	if game_data.state == PlayerState::Answered {
+		return;
 	}
 
 	let mut pressed_button: Option<String> = None;
@@ -296,23 +313,31 @@ pub fn ui_buttons(
 	    }
 	}
 
-		if let Some(selected_cons) = pressed_button {
-		    if let Some(target_cons) = player.target_cons_name.clone() {
-		    	if player.state == PlayerState::Playing {
+	let Some(selected_cons) = pressed_button else {
+		return;
+	};
+
+	let Some(target_cons) = game_data.target_cons_name.clone() else {
+		return;
+	};
+	
+   	if game_data.state == PlayerState::Playing {
    		spawn_cons_lines(commands, meshes, materials, sky, target_cons.clone());
    	}
 	    	
    	if target_cons == selected_cons {
-		    		if player.state == PlayerState::Hinted {
-		    			player.score += 20;
+   		if game_data.state == PlayerState::Hinted {
+   			game_data.score += 20;
    		} else {
-		    			player.score += 100;
+   			game_data.score += 100;
    		}
    	} else {
-		    		player.health -= 1;
+   		game_data.health -= 1;
    	}
 
-		    	player.state = PlayerState::Answered;
+   	game_data.content.retain(|x| x != &target_cons);
+
+   	game_data.state = PlayerState::Answered;
 
  	for (
         _interaction,
@@ -337,48 +362,40 @@ pub fn ui_buttons(
 	    }
     }
 }
-	    }
-	}
-}
 
 fn choose_constellation(
 	player: &mut Player, 
-	sky: Res<Sky>, // Res to access the Sky resource
+	sky: Res<Sky>, 
     mut text_query: Query<&mut Text, With<AnswerButton>>,
-    mut button_query: Query<(&mut BackgroundColor, &mut BorderColor), With<Button>>, // Query to reset button colors
+    mut button_query: Query<(&mut BackgroundColor, &mut BorderColor), With<Button>>, 
 	constellation_line_query : Query<(Entity, &ConstellationLine)>,
 	mut commands: Commands,
-    mut game_state: ResMut<NextState<GameState>>
+    mut game_state: ResMut<NextState<GameState>>,
+    mut game_data: ResMut<GameData>,
 ) {
-	if player.health == 0 {
-		info!("dead");
+	if game_data.health == 0 {
 		game_state.set(GameState::End);
 	}
-	if sky.content.len() >= 4 {
+
+	if game_data.content.len() < 4 {
+		game_state.set(GameState::End);
+	}
+	
     let mut rng = rand::thread_rng();
-        let mut selected_constellations = sky.content.clone();
-        selected_constellations.shuffle(&mut rng);
-        let constellations = &selected_constellations[0..4];
+    let mut cons_names = game_data.content.clone();
+    cons_names.shuffle(&mut rng);
+    let selected_cons_names = &cons_names[0..4];
 
     let target_index = rng.next_u32().rem_euclid(4) as usize;
-        let target_constellation = &constellations[target_index];
+    let target_constellation = sky.get_constellation(&selected_cons_names[target_index]);
 
-		let mut mean_pos = Vec3::ZERO;
-        for star in target_constellation.stars.clone() {
-        	mean_pos += celestial_to_cartesian(star.rah, star.dec)
-        }
-        let target_rotation = Quat::from_rotation_arc(
-            Vec3::Z,
-            -mean_pos*(1.0/target_constellation.stars.len() as f32),
-        );
-
-        player.target_rotation = Some(target_rotation);
-        player.target_cons_name = Some(target_constellation.name.clone());
+    player.target_rotation = Some(constellation_center(target_constellation.clone()));
+    game_data.target_cons_name = Some(target_constellation.name.clone());
 
     info!("Target constellation: {}", target_constellation.name);
 
     for (i, mut text) in text_query.iter_mut().enumerate() {
-            text.sections[0].value = constellations[i].name.clone();
+        text.sections[0].value = selected_cons_names[i].clone();
     }
 
     for (mut bg_color, mut border_color) in &mut button_query {
@@ -390,8 +407,20 @@ fn choose_constellation(
         commands.entity(entity).despawn();
     }
 
-        player.state = PlayerState::Playing;
-    } else {
-        info!("Not enough constellations in the sky (need 4)");
+    game_data.state = PlayerState::Playing;
 }
+
+fn constellation_center(target_constellation: Constellation) -> Quat {
+	let mut mean_pos = Vec3::ZERO;
+	
+    for star in target_constellation.stars.clone() {
+    	mean_pos += celestial_to_cartesian(star.rah, star.dec)
     }
+
+    Quat::from_rotation_arc(
+        Vec3::Z,
+        -mean_pos*(1.0/target_constellation.stars.len() as f32),
+    )
+}
+
+

src/main.rs

@@ -2,14 +2,13 @@ use bevy::prelude::*;
 use bevy::math::*;
 use bevy::render::render_resource::PrimitiveTopology;
 use bevy::render::render_asset::RenderAssetUsages;
-use std::fs::File;
-use std::io::Read;
 use serde::{Deserialize, Serialize};
 use std::f64::consts::PI;
 
 mod end_state;
 mod start_state;
 mod game_state;
+mod explo_state;
 
 const NORMAL_BUTTON: Color = Color::srgb(0.15, 0.15, 0.15);
 const WRONG_BUTTON: Color = Color::srgb(0.50, 0.15, 0.15);
@@ -42,11 +41,30 @@ struct StarData {
     name: Option<String>,
 }
 
-#[derive(Resource, Default)]
+#[derive(Resource, Default, Clone)]
 struct Sky {
     content: Vec<Constellation>,
 }
 
+impl Sky {
+	fn as_string(&self) -> Vec<String> {
+		let mut cons_names : Vec<String> = vec![];
+		for cons in self.content.clone() {
+			cons_names.push(cons.name.clone());
+		}
+		return cons_names;
+	}
+
+	fn get_constellation(&self, name: &str) -> Constellation {
+		for cons in self.content.clone() {
+			if &cons.name == name {
+				return cons;
+			}
+		}
+		return self.content[0].clone();
+	} 
+}
+
 #[derive(Serialize, Deserialize, Debug, Clone)]
 struct Constellation {
 	#[serde(rename = "Name")]
@@ -85,17 +103,36 @@ struct MainGame;
 #[derive(Component)]
 struct GameOver;
 
-#[derive(Component)]
+#[derive(Component, Default)]
 struct Player {
 	target_rotation: Option<Quat>,
-	target_cons_name: Option<String>,
+	dragging_pos: Option<Vec2>,
+}
+
+#[derive(Resource)]
+struct GameData {
+    content: Vec<String>,
 	score: usize,
 	health: usize,
 	state: PlayerState,
+	target_cons_name: Option<String>,
 }
 
-#[derive(PartialEq)]
+impl Default for GameData {
+    fn default() -> Self {
+         GameData {
+         	content: vec![],
+   	    	score: 0,
+   	    	health: 3,
+   	    	state: PlayerState::Playing,
+   	    	target_cons_name: None,
+   	    }
+    }
+}
+
+#[derive(Default, PartialEq)]
 enum PlayerState {
+	#[default]
 	Playing,
 	Hinted,
 	Answered,
@@ -113,6 +150,7 @@ fn main() {
     App::new()
         .add_plugins(DefaultPlugins)
         .insert_resource(Sky::default())
+        .insert_resource(GameData::default())
         .init_state::<GameState>()
         .add_systems(Startup, star_setup)
         .add_systems(Startup, cons_setup)
@@ -122,6 +160,7 @@ fn main() {
         .add_systems(OnExit(GameState::Start), despawn_screen::<StartMenu>)
         .add_systems(OnEnter(GameState::Game), game_state::setup)
         .add_systems(Update, game_state::player_interact.run_if(in_state(GameState::Game)))
+        .add_systems(Update, explo_state::player_mouse_move.run_if(in_state(GameState::Game)))
         .add_systems(Update, game_state::ui_buttons.run_if(in_state(GameState::Game)))
         .add_systems(Update, game_state::ui_labels.run_if(in_state(GameState::Game)))
         .add_systems(OnExit(GameState::Game), despawn_screen::<MainGame>)
@@ -138,9 +177,8 @@ fn spawn_cons_lines(
     sky: Res<Sky>,
    	target_constellation_name: String,
 ) {
-    // Create a material for the line
     let line_material = materials.add(StandardMaterial {
-        emissive: LinearRgba::rgb(0.5, 0.5, 1.0), // Red color for the line
+        emissive: LinearRgba::rgb(0.5, 0.5, 1.0),
         ..default()
     });
 
@@ -160,7 +198,6 @@ fn spawn_cons_lines(
     	}
     }
 
-    // Create the mesh and add the vertices
     let mut mesh = Mesh::new(PrimitiveTopology::LineList, RenderAssetUsages::RENDER_WORLD);
     mesh.insert_attribute(Mesh::ATTRIBUTE_POSITION, vertices);
     
@@ -168,7 +205,7 @@ fn spawn_cons_lines(
 	    PbrBundle {
 	        mesh: meshes.add(mesh),
 	        material: line_material.clone(),
-	        transform: Transform::default(), // Position and scale for the line
+	        transform: Transform::default(),
 	        ..default()
 	    },
 	 	ConstellationLine,
@@ -181,14 +218,12 @@ fn star_setup(
     mut meshes: ResMut<Assets<Mesh>>,
     mut materials: ResMut<Assets<StandardMaterial>>,
 ) {
-    // plane
     commands.insert_resource(ClearColor(Color::BLACK));
 
 	let stars = get_stars().unwrap();
 
-    //let mesh = meshes.add(Cuboid::new(star_size, star_size, star_size));
 	let star_mesh = meshes.add(Sphere::new(1.0).mesh().ico(3).unwrap());
-    //let material = materials.add(Color::srgb(1.0, 1.0, 1.0));
+	
 	let star_material = materials.add(StandardMaterial {
             emissive: LinearRgba::rgb(1.0, 1.0, 1.0),
             ..default()
@@ -215,12 +250,18 @@ fn star_setup(
             Star,
      	));
     }
+
+    commands.spawn((
+       	Camera3dBundle {
+   	        transform: Transform::from_xyz(0.0, 0.0, 0.0),
+   	        ..default()
+   	    },
+   	    Player::default(),
+   	));
 }
 
 fn get_stars() -> std::io::Result<Vec<StarData>> {
-    let mut file = File::open("data/stars.json")?;
-    let mut data = String::new();
-    file.read_to_string(&mut data)?;
+    let data = include_str!("../data/stars.json");
 
     let stars: Vec<StarData> = serde_json::from_str(&data).unwrap();
 
@@ -266,9 +307,7 @@ fn cons_setup(mut sky: ResMut<Sky>) {
 }
 
 fn get_cons() -> std::io::Result<Vec<Constellation>> {
-	let mut file = File::open("data/constellations.json")?;
-    let mut data = String::new();
-    file.read_to_string(&mut data)?;
+	let data = include_str!("../data/constellations.json");
 
     let sky_data: Vec<Constellation> = serde_json::from_str(&data).unwrap();
 

src/start_state.rs

@@ -1,101 +1,82 @@
 use bevy::prelude::*;
 use std::f64::consts::PI;
-use crate::Player;
+//use bevy::input::mouse::MouseMotion;
 use crate::GameState;
-use crate::GameOver;
 use crate::StartMenu;
-use crate::PlayerState;
+use crate::Player;
+
+#[derive(Component)]
+struct AudioPlayer;
 
 pub fn audio_setup(asset_server: Res<AssetServer>, mut commands: Commands) {
-    commands.spawn(AudioBundle {
+    commands.spawn((AudioBundle {
         source: asset_server.load("Banjo.ogg"),
         settings: PlaybackSettings::LOOP,
-    });
+    }, AudioPlayer));
     info!("audio started");
 }
 
-pub fn setup(mut commands: Commands, _asset_server: Res<AssetServer>) {
-    // Create a container node that places its children (text areas) in a vertical column and centers them
+pub fn setup(
+	mut commands: Commands,
+) {
     let container_node = NodeBundle {
         style: Style {
-            width: Val::Percent(100.0),  // Full width of the screen
-            height: Val::Percent(100.0), // Full height of the screen
-            flex_direction: FlexDirection::Column, // Arrange children in a column (vertical)
-            justify_content: JustifyContent::Center, // Center vertically
-            align_items: AlignItems::Center, // Center horizontally
+            width: Val::Percent(100.0), 
+            height: Val::Percent(100.0),
+            flex_direction: FlexDirection::Column, 
+            justify_content: JustifyContent::Center,
+            align_items: AlignItems::Center,
             ..default()
         },
         ..default()
     };
 
-    // Create the container for the text areas
     let container = commands.spawn(container_node).id();
 
-    // TextStyle for the top text (larger font)
     let top_text_style = TextStyle {
-        font_size: 50.0, // Larger font size
+        font_size: 50.0, 
         color: Color::WHITE,
         // font: asset_server.load("fonts/FiraSans-Bold.ttf"), // Load font if needed
         ..default()
     };
 
-    // TextStyle for the bottom text (smaller font)
     let bottom_text_style = TextStyle {
-        font_size: 30.0, // Smaller font size
+        font_size: 30.0, 
         color: Color::WHITE,
         // font: asset_server.load("fonts/FiraSans-Regular.ttf"), // Load font if needed
         ..default()
     };
 
-    // TextBundle for the top text
     let top_text_node = TextBundle::from_section(
-        "Astraea", // Text for the top section
+        "Astraea", 
         top_text_style,
     );
 
-    // TextBundle for the bottom text
     let bottom_text_node = TextBundle::from_section(
-        "Press Space to Begin", // Text for the bottom section
+        "Press Space to Begin", 
         bottom_text_style,
     );
 
-    // Spawn the text nodes and add them as children to the container
     let top_text = commands.spawn((top_text_node, StartMenu)).id();
     let bottom_text = commands.spawn((bottom_text_node, StartMenu)).id();
 
     commands.entity(container).push_children(&[top_text, bottom_text]);
-
-    commands.spawn((
-       	Camera3dBundle {
-   	        transform: Transform::from_xyz(0.0, 0.0, 0.0),
-   	        ..default()
-   	    },
-   	    Player {
-   	    	target_rotation: None,
-   	    	target_cons_name: None,
-   	    	score: 0,
-   	    	health: 3,
-   	    	state: PlayerState::Playing,
-   	    },
-   	    GameOver,
-   	));
 }
 
 pub fn player_interact(
 	keys: Res<ButtonInput<KeyCode>>,
 	mut game_state: ResMut<NextState<GameState>>,
-	mut player_query: Query<(&mut Player, &mut Transform)>
+	mut player_query: Query<(&mut Player, &mut Transform)>,
 ) {
 	if keys.just_pressed(KeyCode::Space) {
 		info!("start space");
 		game_state.set(GameState::Game);
 	}
 
-
 	if let Ok((_player, mut transform)) = player_query.get_single_mut() {
 		let mut rotation = Quat::IDENTITY;
-		rotation *= Quat::from_rotation_y((PI / 6000.0) as f32); // Rotate by 3 degrees (PI/60 radians)
-	    rotation *= Quat::from_rotation_x((-PI / 2000.0) as f32); // Rotate by -3 degrees
-	    transform.rotation *= rotation; // Apply the rotation
+		rotation *= Quat::from_rotation_y((PI / 6000.0) as f32);
+	    rotation *= Quat::from_rotation_x((-PI / 2000.0) as f32);
+	    transform.rotation *= rotation; 
 	}
 }