From 5323cccaaf71a221e0eb3c5ddd669b1387922c22 Mon Sep 17 00:00:00 2001
From: NTG_Lenovo <iwnc2020@gmail.com>
Date: Mon, 21 Jul 2025 16:55:51 +0900
Subject: [PATCH] =?UTF-8?q?TimeManager=20=EC=B6=94=EA=B0=80=20(Ui=EC=9D=B4?=
 =?UTF-8?q?=EB=B2=A4=ED=8A=B8=20=EB=93=B1=20=EC=97=B0=EA=B2=B0)?=
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---
 .../_Scripts/GameFramework/TimeManager.cs     | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Assets/_DDD/_Scripts/GameFramework/TimeManager.cs

diff --git a/Assets/_DDD/_Scripts/GameFramework/TimeManager.cs b/Assets/_DDD/_Scripts/GameFramework/TimeManager.cs
new file mode 100644
index 000000000..536e4bcb0
--- /dev/null
+++ b/Assets/_DDD/_Scripts/GameFramework/TimeManager.cs
@@ -0,0 +1,85 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using UnityEngine;
+
+namespace DDD
+{
+    public class TimeManager : Singleton<TimeManager>, IManager, IEventHandler<TimeScaleChangeEvent>
+    {
+        private readonly Dictionary<object, float> _timeScaleRequests = new();
+        public float CurrentTimeScale { get; private set; } = 1f;
+        
+        private float _baseFixedDeltaTime;
+        
+        public void PreInit()
+        {
+            _baseFixedDeltaTime = Time.fixedDeltaTime;
+            EventBus.Register(this);
+        }
+
+        public Task Init()
+        {
+            return Task.CompletedTask;
+        }
+
+        public void PostInit()
+        {
+            
+        }
+
+        private void OnDestroy()
+        {
+            EventBus.Unregister(this);
+#if UNITY_EDITOR
+            Time.fixedDeltaTime = _baseFixedDeltaTime; // 재실행 시 값 복원 (Editor용 안전장치)
+#endif
+        }
+        
+        protected override void OnApplicationQuit()
+        {
+            base.OnApplicationQuit();
+            
+            Time.fixedDeltaTime = _baseFixedDeltaTime;
+        }
+
+        private void UpdateTimeScale()
+        {
+            // 우선순위: 0이 하나라도 있으면 무조건 정지, 그 외엔 최소값 적용
+            float newTimeScale = 1f;
+
+            if (_timeScaleRequests.ContainsValue(0f))
+            {
+                newTimeScale = 0f;
+            }
+            else if (_timeScaleRequests.Count > 0)
+            {
+                newTimeScale = Mathf.Min(1f, Mathf.Min(float.MaxValue, GetMinTimeScale()));
+            }
+
+            if (Mathf.Approximately(newTimeScale, CurrentTimeScale)) return;
+
+            CurrentTimeScale = newTimeScale;
+            Time.timeScale = CurrentTimeScale;
+            Time.fixedDeltaTime = _baseFixedDeltaTime * CurrentTimeScale;
+        }
+
+        private float GetMinTimeScale() => _timeScaleRequests.Values.Prepend(1f).Min();
+
+        public bool IsPaused => Mathf.Approximately(CurrentTimeScale, 0f);
+        
+        public void Invoke(TimeScaleChangeEvent evt)
+        {
+            if (evt.NewTimeScale < 1f)
+            {
+                _timeScaleRequests[evt.Requester] = evt.NewTimeScale;
+            }
+            else
+            {
+                _timeScaleRequests.Remove(evt.Requester);
+            }
+
+            UpdateTimeScale();
+        }
+    }
+}
\ No newline at end of file