added enemy factory and pool

Assets/Darkmatter/Code/Presentation/Enemies/EnemiesSpawnner.cs

@@ -1,5 +1,6 @@
 using Darkmatter.Core;
 using UnityEngine;
+using UnityEngine.Pool;
 using VContainer;
 
 namespace Darkmatter.Presentation
@@ -7,14 +8,54 @@ namespace Darkmatter.Presentation
     public class EnemiesSpawnner : MonoBehaviour
     {
         [Inject] IEnemyFactory _enemyFactory;
-        public int enemiesCount = 2;
+        public int enemiesPerWave = 5;
+        private ObjectPool<IEnemyPawn> _enemyPool;
+
+
+        private void OnEnable()
+        {
+            EnemyMotor.OnEnemyDead += ReturnEnemy;
+        }
+
+        private void OnDisable()
+        {
+            EnemyMotor.OnEnemyDead -= ReturnEnemy;
+        }
+        private void Awake()
+        {
+            _enemyPool = new ObjectPool<IEnemyPawn>(
+                createFunc: () => _enemyFactory.GetEnemy(GetRandomType()),
+                actionOnGet: enemy => enemy.GameObject.SetActive(true),
+                actionOnRelease: enemy => enemy.GameObject.SetActive(false),
+                actionOnDestroy: enemy => Destroy(enemy.GameObject),
+                collectionCheck: true,
+                defaultCapacity: 10,
+                maxSize: 50
+            );
+        }
+
+        private ZombieType GetRandomType()
+        {
+            return Random.value > 0.5f ? ZombieType.Fat : ZombieType.slim;
+        }
 
         private void Start()
         {
-            for (int i = 0;i< enemiesCount;i++)
+            SpawnWave();
+        }
+
+        private void SpawnWave()
+        {
+            for (int i = 0; i < enemiesPerWave; i++)
             {
-                _enemyFactory.GetEnemy(ZombieType.Fat);
+                IEnemyPawn enemy = _enemyPool.Get();
+                enemy.GameObject.transform.position = enemy.PatrolPoints[Random.Range(0, enemy.PatrolPoints.Count)].position;
             }
         }
+
+        public void ReturnEnemy(IEnemyPawn enemy)
+        {
+            _enemyPool.Release(enemy);
+        }
     }
 }