scaffolding for checking set

src/play.rs

@@ -32,3 +32,23 @@ pub(crate) fn toggle_selected(
         commands.entity(e).insert(Selected);
     }
 }
+
+pub(crate) fn check_set(trigger: Trigger<Pointer<Click>>, query: Query<&Card, With<Selected>>) {
+    let mut cards = query.iter();
+    if cards.len() == 3 {
+        let (a, b, c) = (
+            cards.next().unwrap(),
+            cards.next().unwrap(),
+            cards.next().unwrap(),
+        );
+        _is_set((a, b, c));
+    } else if cards.len() > 3 {
+        info!("Too many cards!")
+    } else if cards.len() < 3 {
+        info!("Not enough cards!")
+    }
+}
+
+fn _is_set((_a, _b, _c): (&Card, &Card, &Card)) -> bool {
+    todo!()
+}

src/setup.rs

@@ -1,5 +1,5 @@
 use crate::{deck::*, *};
-use bevy::prelude::*;
+use bevy::{color::palettes::css::TEAL, prelude::*};
 
 pub struct SetupPlugin;
 
@@ -7,7 +7,13 @@ impl Plugin for SetupPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(
             OnEnter(GameState::Setup),
-            (setup::setup_cards, setup::setup_camera, setup::start_play).chain(),
+            (
+                setup_cards,
+                setup_camera,
+                setup_set_check_button,
+                start_play,
+            )
+                .chain(),
         );
     }
 }
@@ -52,6 +58,20 @@ pub(crate) fn setup_camera(mut commands: Commands) {
     ));
 }
 
+#[derive(Component)]
+pub(crate) struct CheckSet;
+
+pub(crate) fn setup_set_check_button(mut commands: Commands) {
+    commands.spawn(Node::default()).with_children(|parent| {
+        parent
+            .spawn((Button, CheckSet, BackgroundColor(TEAL.into())))
+            .with_children(|parent| {
+                parent.spawn(Text("Set!?".to_string()));
+            })
+            .observe(play::check_set);
+    });
+}
+
 /// Finish the setup state by progressing to the play state
 pub(crate) fn start_play(mut game_state: ResMut<NextState<GameState>>) {
     game_state.set(GameState::Play);

todo.txt

@@ -0,0 +1,6 @@
+TODO:
+* Shuffle deck
+* Serve out 12 cards
+* Check for sets
+* Capture valid sets
+* Deal out additional cards