From e5f58a88aabe9c0a1a49f55d3c7e0b28ec72bdd9 Mon Sep 17 00:00:00 2001
From: Alexander Baranov <baranovas@vtb.ru>
Date: Tue, 2 Jun 2026 20:26:33 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9F=D1=80=D0=BE=D0=B5=D0=BA=D1=82=D0=BD?=
 =?UTF-8?q?=D0=B0=D1=8F=20=D1=80=D0=B0=D0=B1=D0=BE=D1=82=D0=B0=20-=20WIP?=
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---
 snake-game/src/startup.rs | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/snake-game/src/startup.rs b/snake-game/src/startup.rs
index 5177b1b..80ff026 100644
--- a/snake-game/src/startup.rs
+++ b/snake-game/src/startup.rs
@@ -96,22 +96,32 @@ fn spawn_snake(commands: &mut Commands) {
 
     commands
         .entity(tail)
-        //
         .observe(
             |event: On<GridBarier>,
              mut query: Query<(&mut Direction, &Transform)>,
              snake_path: Res<SnakePath>| {
-                trace!("first observer working");
                 if let Ok((mut direction, transform)) = query.get_mut(event.0) {
                     if let Some(new_direction) = snake_path.pick(transform) {
+                        trace!("change direction for {:?} to {:?}", event.0, new_direction);
                         *direction = new_direction;
                     }
                 }
             },
         )
-        .observe(|event: On<GridBarier>| {
-            trace!("second observer working");
-        });
+        .observe(
+            |event: On<GridBarier>,
+             query: Query<(Entity, &Transform), With<End>>,
+             mut snake_path: ResMut<SnakePath>| {
+                if let Ok((entity, transform)) = query.get(event.0) {
+                    if let Some(removed) = snake_path.pop(transform) {
+                        trace!(
+                            "removed direction {:?} from snake_path by End entity {:?}",
+                            removed, entity
+                        );
+                    }
+                }
+            },
+        );
 }
 
 /// Создать координатную сетку