From 5a32449be463bf7419626e0fc26d47821a53c1bd Mon Sep 17 00:00:00 2001
From: Alexander Baranov <baranovas@vtb.ru>
Date: Mon, 8 Jun 2026 09:41:36 +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/domain.rs        |  1 +
 snake-game/src/domain/events.rs |  6 ++++
 snake-game/src/startup.rs       | 57 +++++++++++++++++++++++++++------
 3 files changed, 54 insertions(+), 10 deletions(-)

diff --git a/snake-game/src/domain.rs b/snake-game/src/domain.rs
index d5bf5c4..ee21476 100644
--- a/snake-game/src/domain.rs
+++ b/snake-game/src/domain.rs
@@ -15,6 +15,7 @@ pub use position::Position;
 pub const GRID_SIZE: u8 = 48;
 pub const HEAD_SIZE: u8 = (GRID_SIZE as f32 * 1.1) as u8;
 pub const SNAKE_VELOCITY: u8 = (GRID_SIZE as f32 / 1.0) as u8;
+pub const FIELD_SIZE: u8 = 20;
 
 /// Голова змеи
 #[derive(Component)]
diff --git a/snake-game/src/domain/events.rs b/snake-game/src/domain/events.rs
index 77fc387..ef929c4 100644
--- a/snake-game/src/domain/events.rs
+++ b/snake-game/src/domain/events.rs
@@ -18,3 +18,9 @@ impl GridBarier {
 
 #[derive(Event)]
 pub struct GrowUp;
+
+#[derive(Event)]
+pub enum Collision {
+    Bounds,
+    Entity(Entity),
+}
diff --git a/snake-game/src/startup.rs b/snake-game/src/startup.rs
index f71b9b4..4ded960 100644
--- a/snake-game/src/startup.rs
+++ b/snake-game/src/startup.rs
@@ -1,27 +1,64 @@
-use bevy::prelude::*;
+use bevy::{color::palettes::tailwind::*, prelude::*};
 
 use crate::{
-    domain::{End, SnakePath, Tail},
+    domain::{End, FIELD_SIZE, GRID_SIZE, SnakePath, Tail},
     observers::schedule_set_velocity,
 };
 
 /// Инициализация игрового мира
 pub fn startup(mut commands: Commands, mut time: ResMut<Time<Fixed>>) {
     time.set_timestep_hz(32.0);
-    spawn_snake(&mut commands);
-    crate::debug::spawn_grid(&mut commands);
-    commands.spawn(Camera2d);
-}
-
-/// Создать голову змеи
-fn spawn_snake(commands: &mut Commands) {
-    use crate::domain::{Direction, HEAD_SIZE, Head, SNAKE_VELOCITY, Velocity};
 
     commands.insert_resource(SnakePath::default());
 
     commands.spawn(Observer::new(crate::observers::clean_snake_path));
     commands.spawn(Observer::new(crate::observers::grow_up_snake));
 
+    spawn_bounds(&mut commands);
+
+    spawn_snake(&mut commands);
+
+    crate::debug::spawn_grid(&mut commands);
+
+    commands.spawn(Camera2d);
+}
+
+/// Создать границу игрового поля
+fn spawn_bounds(commands: &mut Commands) {
+    commands.spawn((
+        Sprite::from_color(AMBER_500, vec2((FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32, 5.0)), //
+        Transform {
+            translation: vec3(0.0, (FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32 / 2.0, 0.0),
+            ..Default::default()
+        },
+    ));
+    commands.spawn((
+        Sprite::from_color(AMBER_500, vec2((FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32, 5.0)), //
+        Transform {
+            translation: vec3(0.0, -(FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32 / 2.0, 0.0),
+            ..Default::default()
+        },
+    ));
+    commands.spawn((
+        Sprite::from_color(AMBER_500, vec2(5.0, (FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32)), //
+        Transform {
+            translation: vec3((FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32 / 2.0, 0.0, 0.0),
+            ..Default::default()
+        },
+    ));
+    commands.spawn((
+        Sprite::from_color(AMBER_500, vec2(5.0, (FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32)), //
+        Transform {
+            translation: vec3(-(FIELD_SIZE as f32 + 1.0) * GRID_SIZE as f32 / 2.0, 0.0, 0.0),
+            ..Default::default()
+        },
+    ));
+}
+
+/// Создать голову змеи
+fn spawn_snake(commands: &mut Commands) {
+    use crate::domain::{Direction, HEAD_SIZE, Head, SNAKE_VELOCITY, Velocity};
+
     commands.spawn(Observer::new(crate::debug::trace_snake_moving));
 
     let head = commands