Project

Assets/Code/GameplayServices/PassingObjectsManager.cs

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+using System;
+using System.Collections.Generic;
+using Alchemy.Inspector;
+using Code.PassingObjects;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+namespace Code.GameplayServices
+{
+    public class PassingObjectsManager : MonoBehaviour
+    {
+        [TabGroup("Spawn")] [SerializeField] private List<Transform> spawnPoints;
+        [TabGroup("Spawn")] [SerializeField] private List<GameObject> prefabs;
+
+        [TabGroup("Gameplay")] [SerializeField]
+        private float behindPlayerThreshold;
+
+        [TabGroup("Gameplay")] [SerializeField]
+        private float obstacleCooldown;
+
+        [TabGroup("Gameplay")] [SerializeField]
+        private List<PassingObjectsPreset> obstaclesPresets;
+
+        private List<GameObject> _spawnedObjects = new();
+        public float BehindPlayerThreshold => behindPlayerThreshold;
+        public static PassingObjectsManager Instance { get; private set; }
+
+        private void Awake()
+        {
+            Instance = this;
+        }
+
+        public void ResetObjects()
+        {
+            foreach (var spawnedObject in _spawnedObjects)
+            {
+                Destroy(spawnedObject);
+            }
+            _spawnedObjects.Clear();
+            _timer = 0f;
+        }
+        public void KillChild(PassingObject child)
+        {
+            if (!_spawnedObjects.Contains(child.gameObject)) return;
+
+            _spawnedObjects.Remove(child.gameObject);
+            Destroy(child.gameObject);
+        }
+
+        private float _timer;
+
+        private void Update()
+        {
+            if(GameplayManager.Instance.OnPause) return;
+            
+            _timer += Time.deltaTime;
+
+            if (!(_timer > obstacleCooldown)) return;
+
+            _timer = 0f;
+
+            if (prefabs.Count == 0 && obstaclesPresets.Count > 0) return;
+
+            var presetId = Random.Range(0, obstaclesPresets.Count);
+
+            _spawnedObjects.Add(
+                Instantiate(
+                    prefabs[obstaclesPresets[presetId].prefabId1],
+                    spawnPoints[0].position,
+                    spawnPoints[0].rotation));
+            _spawnedObjects.Add(
+                Instantiate(
+                    prefabs[obstaclesPresets[presetId].prefabId2],
+                    spawnPoints[1].position,
+                    spawnPoints[1].rotation));
+            _spawnedObjects.Add(
+                Instantiate(
+                    prefabs[obstaclesPresets[presetId].prefabId3],
+                    spawnPoints[2].position,
+                    spawnPoints[2].rotation));
+        }
+    }
+
+    [Serializable]
+    public class PassingObjectsPreset
+    {
+        public int prefabId1;
+        public int prefabId2;
+        public int prefabId3;
+    }
+}