Добавил возможность отслеживать спавн и уничтожение врагов

Assets/Scenes/Island.unity

@@ -3964,6 +3964,7 @@ MonoBehaviour:
   _gameManager: {fileID: 1875710079}
   _sandPathBuildService: {fileID: 305503}
   _turretShop: {fileID: 1311268619}
+  _spawnDeathControl: {fileID: 694046010}
 --- !u!1 &645921916
 GameObject:
   m_ObjectHideFlags: 0
@@ -4217,6 +4218,7 @@ GameObject:
   m_Component:
   - component: {fileID: 694046009}
   - component: {fileID: 694046008}
+  - component: {fileID: 694046010}
   m_Layer: 0
   m_Name: EnemySpawner
   m_TagString: Untagged
@@ -4240,7 +4242,9 @@ MonoBehaviour:
   _pathBuildService: {fileID: 305503}
   _enemyHolder: {fileID: 180146475}
   _spawnPoint: {fileID: 0}
-  _wallet: {fileID: 1030979928}
+  _onEnemySpawned:
+    m_PersistentCalls:
+      m_Calls: []
 --- !u!4 &694046009
 Transform:
   m_ObjectHideFlags: 0
@@ -4257,6 +4261,24 @@ Transform:
   - {fileID: 180146475}
   m_Father: {fileID: 481586150}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &694046010
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 694046007}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 584d2a34a7bab574594a37606a39be8e, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: Assembly-CSharp::SpawnDeathEnemyController
+  _gameManager: {fileID: 1875710079}
+  _enemySpawner: {fileID: 694046008}
+  _wallet: {fileID: 1030979928}
+  _onLastEnemyDestroyed:
+    m_PersistentCalls:
+      m_Calls: []
 --- !u!1001 &697685528
 PrefabInstance:
   m_ObjectHideFlags: 0

Assets/Scripts/Debugger.cs

@@ -5,6 +5,7 @@ public class Debugger : MonoBehaviour
     [SerializeField] private GameManager _gameManager;
     [SerializeField] private SandPathBuildService _sandPathBuildService;
     [SerializeField] private TurretsShop _turretShop;
+    [SerializeField] private SpawnDeathEnemyController _spawnDeathControl;
 
     private void OnEnable()
     {
@@ -12,6 +13,7 @@ public class Debugger : MonoBehaviour
         _sandPathBuildService.OnBuildComplete += OnBuildComplete;
         _turretShop.OnTurretSelected += OnTurretSelected;
         _turretShop.OnTurretDeselected += OnTurretDeselected;
+        _spawnDeathControl.OnLastEnemyDestroyed += OnLastEnemyDestroyed;
     }
 
     private void OnDisable()
@@ -20,6 +22,7 @@ public class Debugger : MonoBehaviour
         _sandPathBuildService.OnBuildComplete -= OnBuildComplete;
         _turretShop.OnTurretSelected -= OnTurretSelected;
         _turretShop.OnTurretDeselected -= OnTurretDeselected;
+        _spawnDeathControl.OnLastEnemyDestroyed -= OnLastEnemyDestroyed;
     }
 
     private static void OnGameStateChanged(GameManager.GameState newState)
@@ -41,4 +44,9 @@ public class Debugger : MonoBehaviour
     {
         print("Turret deselected");
     }
+
+    private void OnLastEnemyDestroyed()
+    {
+        print("Last enemy destroyed");
+    }
 }

Assets/Scripts/Enemy.cs

@@ -11,6 +11,7 @@ public class Enemy : MonoBehaviour
     [SerializeField] private int _killReward = 10;
     [SerializeField] private UnityEvent<float> _onHealthChanged;
     [SerializeField] private UnityEvent<OnEnemyDeathEventArgs> _onDeath;
+    [SerializeField] private UnityEvent _onDestroyed;
     
     private Queue<Vector3> _path;
     private Vector3 _target;
@@ -26,7 +27,13 @@ public class Enemy : MonoBehaviour
         add => _onDeath.AddListener(value);
         remove => _onDeath.RemoveListener(value);
     }
-    
+
+    public event UnityAction OnDestroyed
+    {
+        add => _onDestroyed.AddListener(value);
+        remove => _onDestroyed.RemoveListener(value);
+    }
+
     public SandPathBuildService PathBuildService
     {
         get => _pathService;
@@ -82,6 +89,8 @@ public class Enemy : MonoBehaviour
         }
     }
 
+    private void OnDestroy() => _onDestroyed?.Invoke();
+
     public class OnEnemyDeathEventArgs
     {
         public int KillReward { get; set; }

Assets/Scripts/EnemySpawner.cs

@@ -1,7 +1,6 @@
-using System;
 using System.Collections;
 using UnityEngine;
-using System.Collections.Generic;
+using UnityEngine.Events;
 
 public class EnemySpawner : MonoBehaviour
 {
@@ -9,9 +8,13 @@ public class EnemySpawner : MonoBehaviour
     [SerializeField] private SandPathBuildService _pathBuildService;
     [SerializeField] private Transform _enemyHolder;
     [SerializeField] private Transform _spawnPoint;
-    [SerializeField] private Wallet _wallet;
+    [SerializeField] private UnityEvent<Enemy> _onEnemySpawned;
 
-    //private readonly List<Enemy> _enemies = new();
+    public event UnityAction<Enemy> OnEnemySpawned
+    {
+        add => _onEnemySpawned.AddListener(value);
+        remove => _onEnemySpawned.RemoveListener(value);
+    }
 
     private void Awake()
     {
@@ -42,8 +45,7 @@ public class EnemySpawner : MonoBehaviour
         {
             var enemy = Instantiate(prefab, _spawnPoint.position, _spawnPoint.rotation, _enemyHolder);
             enemy.PathBuildService = _pathBuildService;
-            enemy.OnDeath += e => _wallet.AddMoney(e.KillReward);
-            //_enemies.Add(enemy);
+            _onEnemySpawned?.Invoke(enemy);
 
             yield return wait;
         }

Assets/Scripts/SpawnDeathEnemyController.cs

@@ -0,0 +1,41 @@
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Events;
+
+public class SpawnDeathEnemyController : MonoBehaviour
+{
+    [SerializeField] private GameManager _gameManager;
+    [SerializeField] private EnemySpawner _enemySpawner;
+    [SerializeField] private Wallet _wallet;
+    [SerializeField] private UnityEvent _onLastEnemyDestroyed;
+
+    public event UnityAction OnLastEnemyDestroyed
+    {
+        add => _onLastEnemyDestroyed.AddListener(value);
+        remove => _onLastEnemyDestroyed.RemoveListener(value);
+    }
+
+    private readonly List<Enemy> _enemies = new();
+
+    private void OnEnable()
+    {
+        _enemySpawner.OnEnemySpawned += OnEnemySpawned;
+    }
+
+    private void OnDisable()
+    {
+        _enemySpawner.OnEnemySpawned -= OnEnemySpawned;
+    }
+
+    private void OnEnemySpawned(Enemy enemy)
+    {
+        enemy.OnDeath += e => _wallet.AddMoney(e.KillReward);
+        enemy.OnDestroyed += () =>
+        {
+            _enemies.Remove(enemy);
+            if (_enemies.Count == 0)
+                _onLastEnemyDestroyed?.Invoke();
+        };
+        _enemies.Add(enemy);
+    }
+}

Assets/Scripts/SpawnDeathEnemyController.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 584d2a34a7bab574594a37606a39be8e