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Assets/Scripts/NBC/Asset/Runtime/Utils/Mono.cs

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+using System;
+using UnityEngine;
+
+namespace NBC.Asset
+{
+    public class Mono : MonoBehaviour
+    {
+        public static void AddUpdate(Action action)
+        {
+            Inst.OnUpdate += action;
+        }
+
+        public static void RemoveUpdate(Action action)
+        {
+            Inst.OnUpdate -= action;
+        }
+
+        private event Action OnUpdate;
+
+        private static bool IsQuiting { get; set; }
+
+        private static Mono _inst;
+
+        private static Mono Inst => _inst;
+
+        protected void OnApplicationQuit()
+        {
+            IsQuiting = true;
+        }
+
+        protected void Awake()
+        {
+            if (_inst != null)
+            {
+                DestroyImmediate(this.gameObject);
+                return;
+            }
+
+            DontDestroyOnLoad(gameObject);
+            _inst = this;
+        }
+
+        protected void Update()
+        {
+            OnUpdate?.Invoke();
+        }
+    }
+}