fix(fix-system): 修复线盘底座旋转未生效

Assets/Scripts/FixSystemNew/BodyModule/CableReel.cs

@@ -21,6 +21,9 @@ namespace AibisDream.FixSystem
         {
             // 获取CablePanel引用
             cablePanel = transform.GetComponentInParent<CablePanel>();
+            // 兼容尚未重新保存的旧场景/预制体：新增序列化字段缺失时仍使用设计默认值。
+            if (maxHalfAngle <= 0f) maxHalfAngle = 60f;
+            if (returnSpeed <= 0f) returnSpeed = 4f;
             currentAngle = transform.eulerAngles.z;
             
             // 获取SpriteRenderer并计算半径
@@ -62,10 +65,24 @@ namespace AibisDream.FixSystem
             UpdateRotation(true);
         }
 
+        /// <summary>
+        /// 供旧 CableSystem 使用：以插头位置驱动线盘，并在收线时缓动回正。
+        /// </summary>
+        public void UpdateRotation(Transform plugTransform, bool active)
+        {
+            UpdateRotation(plugTransform, active, 1f);
+        }
+
         /// <summary>拖拽/插接中朝拉力方向施加扭矩；闲置时缓动回正。</summary>
         public void UpdateRotation(bool active, float tautness = 1f)
         {
             if (cablePanel == null || cablePanel.PlugRef == null) return;
+            UpdateRotation(cablePanel.PlugRef.transform, active, tautness);
+        }
+
+        private void UpdateRotation(Transform plugTransform, bool active, float tautness)
+        {
+            if (plugTransform == null) return;
 
             if (!active)
             {
@@ -85,7 +102,7 @@ namespace AibisDream.FixSystem
 
             Vector2 center = transform.position;
             Vector2 outlet = outletPos;
-            Vector2 force = (Vector2)cablePanel.PlugRef.transform.position - outlet;
+            Vector2 force = (Vector2)plugTransform.position - outlet;
             Vector2 r = outlet - center;
 
             float torque = (r.x * force.y - r.y * force.x) * tautness;
@@ -108,4 +125,4 @@ namespace AibisDream.FixSystem
             UpdateOutletPosition();
         }
     }
-} 
+}

Assets/Scripts/FixSystemNew/BodyModule/CableSystem.cs

@@ -98,10 +98,10 @@ namespace AibisDream.FixSystem
 
         private void Update()
         {
-            // 获取线缆方向并更新转盘旋转
+            // 以正下方为中心驱动线盘旋转；CableReel 内部限制为左右各 60°。
             if (CableRef != null && CableReelRef != null)
             {
-                CableReelRef.UpdateRotation();
+                CableReelRef.UpdateRotation(PlugRef != null ? PlugRef.transform : null, !isCableRetracted);
             }
         }