Re-organize all projects (#4166)

Content.Server/Body/Surgery/Components/SurgeryToolSystem.cs

@@ -0,0 +1,71 @@
+using System.Collections.Generic;
+using Content.Server.Body.Surgery.Messages;
+using Content.Shared.ActionBlocker;
+using Content.Shared.GameTicking;
+using Content.Shared.Interaction.Helpers;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+
+namespace Content.Server.Body.Surgery.Components
+{
+    [UsedImplicitly]
+    public class SurgeryToolSystem : EntitySystem, IResettingEntitySystem
+    {
+        private readonly HashSet<SurgeryToolComponent> _openSurgeryUIs = new();
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            SubscribeLocalEvent<SurgeryWindowOpenMessage>(OnSurgeryWindowOpen);
+            SubscribeLocalEvent<SurgeryWindowCloseMessage>(OnSurgeryWindowClose);
+        }
+
+        public override void Shutdown()
+        {
+            base.Shutdown();
+
+            UnsubscribeLocalEvent<SurgeryWindowOpenMessage>();
+            UnsubscribeLocalEvent<SurgeryWindowCloseMessage>();
+        }
+
+        public void Reset()
+        {
+            _openSurgeryUIs.Clear();
+        }
+
+        private void OnSurgeryWindowOpen(SurgeryWindowOpenMessage ev)
+        {
+            _openSurgeryUIs.Add(ev.Tool);
+        }
+
+        private void OnSurgeryWindowClose(SurgeryWindowCloseMessage ev)
+        {
+            _openSurgeryUIs.Remove(ev.Tool);
+        }
+
+        public override void Update(float frameTime)
+        {
+            base.Update(frameTime);
+
+            foreach (var tool in _openSurgeryUIs)
+            {
+                if (tool.PerformerCache == null)
+                {
+                    continue;
+                }
+
+                if (tool.BodyCache == null)
+                {
+                    continue;
+                }
+
+                if (!ActionBlockerSystem.CanInteract(tool.PerformerCache) ||
+                    !tool.PerformerCache.InRangeUnobstructed(tool.BodyCache))
+                {
+                    tool.CloseAllSurgeryUIs();
+                }
+            }
+        }
+    }
+}