Power Rework (#863)

Co-authored-by: py01 <pyronetics01@gmail.com>

Content.Server/GameObjects/EntitySystems/PowerApcSystem.cs

@@ -1,11 +1,19 @@
-using Content.Server.GameObjects.Components.Power;
+using Content.Server.GameObjects.Components.Power.ApcNetComponents;
+using Content.Server.GameObjects.Components.NodeContainer.NodeGroups;
 using Robust.Shared.GameObjects;
 using Robust.Shared.GameObjects.Systems;
+using System.Collections.Generic;
+using Robust.Shared.IoC;
+using Robust.Server.Interfaces.Timing;
 
 namespace Content.Server.GameObjects.EntitySystems
 {
-    class PowerApcSystem : EntitySystem
+    public sealed class ApcSystem : EntitySystem
     {
+#pragma warning disable 649
+        [Dependency] private readonly IPauseManager _pauseManager;
+#pragma warning restore 649
+
         public override void Initialize()
         {
             EntityQuery = new TypeEntityQuery(typeof(ApcComponent));
@@ -13,10 +21,20 @@ namespace Content.Server.GameObjects.EntitySystems
 
         public override void Update(float frameTime)
         {
+            var uniqueApcNets = new HashSet<IApcNet>(); //could be improved by maintaining set instead of getting collection every frame 
             foreach (var entity in RelevantEntities)
             {
-                var comp = entity.GetComponent<ApcComponent>();
-                comp.OnUpdate();
+                if (_pauseManager.IsEntityPaused(entity))
+                {
+                    continue;
+                }
+                var apc = entity.GetComponent<ApcComponent>();
+                uniqueApcNets.Add(apc.Net);
+                entity.GetComponent<ApcComponent>().Update();
+            }
+            foreach (var apcNet in uniqueApcNets)
+            {
+                apcNet.Update(frameTime);
             }
         }
     }