Fix air devices ignoring settings after power cycle

Content.Server/Atmos/Piping/Unary/Components/GasVentPumpComponent.cs

@@ -11,8 +11,12 @@ namespace Content.Server.Atmos.Piping.Unary.Components
     [RegisterComponent]
     public sealed partial class GasVentPumpComponent : Component
     {
+        /// <summary>
+        /// Identifies if the device is enabled by an air alarm. Does not indicate if the device is powered.
+        /// By default, all air vents start enabled, whether linked to an alarm or not.
+        /// </summary>
         [ViewVariables(VVAccess.ReadWrite)]
-        public bool Enabled { get; set; } = false;
+        public bool Enabled { get; set; } = true;
 
         [ViewVariables]
         public bool IsDirty { get; set; } = false;

Content.Server/Atmos/Piping/Unary/Components/GasVentScrubberComponent.cs

@@ -9,8 +9,12 @@ namespace Content.Server.Atmos.Piping.Unary.Components
     [Access(typeof(GasVentScrubberSystem))]
     public sealed partial class GasVentScrubberComponent : Component
     {
+        /// <summary>
+        /// Identifies if the device is enabled by an air alarm. Does not indicate if the device is powered.
+        /// By default, all air scrubbers start enabled, whether linked to an alarm or not.
+        /// </summary>
         [DataField]
-        public bool Enabled { get; set; } = false;
+        public bool Enabled { get; set; } = true;
 
         [DataField]
         public bool IsDirty { get; set; } = false;

Content.Server/Atmos/Piping/Unary/EntitySystems/GasVentScrubberSystem.cs

@@ -58,6 +58,9 @@ private void OnVentScrubberUpdated(EntityUid uid, GasVentScrubberComponent scrub
 
             var timeDelta = args.dt;
 
+            if (TryComp<ApcPowerReceiverComponent>(uid, out var power) && !power.Powered)
+                return;
+
             if (!scrubber.Enabled || !_nodeContainer.TryGetNode(uid, scrubber.OutletName, out PipeNode? outlet))
                 return;
 
@@ -141,7 +144,6 @@ private void OnAtmosAlarm(EntityUid uid, GasVentScrubberComponent component, Atm
 
         private void OnPowerChanged(EntityUid uid, GasVentScrubberComponent component, ref PowerChangedEvent args)
         {
-            component.Enabled = args.Powered;
             UpdateState(uid, component);
         }
 
@@ -225,7 +227,7 @@ private void UpdateState(EntityUid uid, GasVentScrubberComponent scrubber,
                 _ambientSoundSystem.SetAmbience(uid, false);
                 _appearance.SetData(uid, ScrubberVisuals.State, ScrubberState.Welded, appearance);
             }
-            else if (!scrubber.Enabled)
+            else if (TryComp<ApcPowerReceiverComponent>(uid, out var power) && !power.Powered || !scrubber.Enabled)
             {
                 _ambientSoundSystem.SetAmbience(uid, false);
                 _appearance.SetData(uid, ScrubberVisuals.State, ScrubberState.Off, appearance);