Air alarm patches (#11004)

Content.Server/Atmos/Monitor/Components/AtmosAlarmableComponent.cs

@@ -31,7 +31,7 @@ public sealed class AtmosAlarmableComponent : Component
     [ViewVariables]
     public readonly Dictionary<string, AtmosAlarmType> NetworkAlarmStates = new();
 
-    [ViewVariables] public AtmosAlarmType LastAlarmState = AtmosAlarmType.Normal;
+    [ViewVariables] public AtmosAlarmType LastAlarmState = AtmosAlarmType.Invalid;
 
     [ViewVariables] public bool IgnoreAlarms { get; set; } = false;
 

Content.Server/Atmos/Monitor/Systems/AirAlarmSystem.cs

@@ -178,19 +178,17 @@ public sealed class AirAlarmSystem : EntitySystem
 
     private void OnPowerChanged(EntityUid uid, AirAlarmComponent component, PowerChangedEvent args)
     {
-        if (!args.Powered)
+        if (args.Powered)
         {
-            ForceCloseAllInterfaces(uid);
-            component.CurrentModeUpdater = null;
-            component.KnownDevices.Clear();
-            component.ScrubberData.Clear();
-            component.SensorData.Clear();
-            component.VentData.Clear();
-        }
-        else
-        {
-            SyncAllDevices(uid);
+            return;
         }
+
+        ForceCloseAllInterfaces(uid);
+        component.CurrentModeUpdater = null;
+        component.KnownDevices.Clear();
+        component.ScrubberData.Clear();
+        component.SensorData.Clear();
+        component.VentData.Clear();
     }
 
     private void OnClose(EntityUid uid, AirAlarmComponent component, BoundUIClosedEvent args)

Content.Server/Atmos/Monitor/Systems/AtmosAlarmableSystem.cs

@@ -18,6 +18,7 @@ public sealed class AtmosAlarmableSystem : EntitySystem
     [Dependency] private readonly AppearanceSystem _appearance = default!;
     [Dependency] private readonly AudioSystem _audioSystem = default!;
     [Dependency] private readonly DeviceNetworkSystem _deviceNet = default!;
+    [Dependency] private readonly AtmosDeviceNetworkSystem _atmosDevNetSystem = default!;
 
     /// <summary>
     ///     An alarm. Has three valid states: Normal, Warning, Danger.
@@ -41,12 +42,12 @@ public sealed class AtmosAlarmableSystem : EntitySystem
 
     public override void Initialize()
     {
-        SubscribeLocalEvent<AtmosAlarmableComponent, ComponentInit>(OnInit);
+        SubscribeLocalEvent<AtmosAlarmableComponent, MapInitEvent>(OnMapInit);
         SubscribeLocalEvent<AtmosAlarmableComponent, DeviceNetworkPacketEvent>(OnPacketRecv);
         SubscribeLocalEvent<AtmosAlarmableComponent, PowerChangedEvent>(OnPowerChange);
     }
 
-    private void OnInit(EntityUid uid, AtmosAlarmableComponent component, ComponentInit args)
+    private void OnMapInit(EntityUid uid, AtmosAlarmableComponent component, MapInitEvent args)
     {
         TryUpdateAlert(
             uid,
@@ -63,6 +64,10 @@ public sealed class AtmosAlarmableSystem : EntitySystem
         }
         else
         {
+            // sussy
+            _atmosDevNetSystem.Register(uid, null);
+            _atmosDevNetSystem.Sync(uid, null);
+
             TryUpdateAlert(
                 uid,
                 TryGetHighestAlert(uid, out var alarm) ? alarm.Value : AtmosAlarmType.Normal,

Content.Server/DeviceNetwork/Systems/DeviceNetworkSystem.cs

@@ -258,6 +258,11 @@ namespace Content.Server.DeviceNetwork.Systems
 
         private void SendToConnections(ReadOnlySpan<DeviceNetworkComponent> connections, DeviceNetworkPacketEvent packet)
         {
+            if (Deleted(packet.Sender))
+            {
+                return;
+            }
+
             var xform = Transform(packet.Sender);
 
             BeforePacketSentEvent beforeEv = new(packet.Sender, xform, _transformSystem.GetWorldPosition(xform));

Content.Shared/Atmos/Monitor/AtmosAlarmType.cs

@@ -5,8 +5,9 @@ namespace Content.Shared.Atmos.Monitor;
 [Serializable, NetSerializable]
 public enum AtmosAlarmType : sbyte
 {
-    Normal = 0,
-    Warning = 1,
-    Danger = 2, // 1 << 1 is the exact same thing and we're not really doing **bitmasking** are we?
-    Emagged = 3,
+    Invalid = 0,
+    Normal = 1,
+    Warning = 2,
+    Danger = 3,
+    Emagged = 4,
 }

Resources/Prototypes/Entities/Structures/Wallmounts/air_alarm.yml

@@ -81,6 +81,8 @@
   - type: Construction
     graph: AirAlarm
     node: assembly
+  - type: Transform
+    anchored: true
   placement:
     mode: SnapgridCenter
     snap:

Resources/Prototypes/Entities/Structures/Wallmounts/fire_alarm.yml

@@ -91,6 +91,8 @@
   - type: Construction
     graph: FireAlarm
     node: assembly
+  - type: Transform
+    anchored: true
   placement:
     mode: SnapgridCenter
     snap: