PipeHeaterComponent (#3443)

* PipeHeaterComponent

Heater rsi

Heater prototype

* Client ignore

Content.Client/IgnoredComponents.cs

@@ -151,6 +151,7 @@ namespace Content.Client
             "PressureVent",
             "VolumePump",
             "PressureSiphon",
+            "PipeHeater",
             "SignalReceiver",
             "SignalSwitch",
             "SignalTransmitter",

Content.Server/GameObjects/Components/Atmos/Piping/PipeHeaterComponent.cs

@@ -0,0 +1,66 @@
+#nullable enable
+using Content.Server.GameObjects.Components.NodeContainer;
+using Content.Server.GameObjects.Components.NodeContainer.Nodes;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Log;
+using Robust.Shared.ViewVariables;
+using System.Linq;
+
+namespace Content.Server.GameObjects.Components.Atmos.Piping
+{
+    /// <summary>
+    ///     Placeholder component for adjusting the temperature of gas in pipes.
+    /// </summary>
+    [RegisterComponent]
+    public class PipeHeaterComponent : Component
+    {
+        public override string Name => "PipeHeater";
+
+        [ViewVariables]
+        private PipeNode? _heaterPipe;
+
+        [ViewVariables(VVAccess.ReadWrite)]
+        private float TargetTemperature { get; set; }
+
+        public override void Initialize()
+        {
+            base.Initialize();
+            Owner.EnsureComponentWarn<PipeNetDeviceComponent>();
+            SetPipe();
+        }
+
+        public override void HandleMessage(ComponentMessage message, IComponent? component)
+        {
+            base.HandleMessage(message, component);
+            switch (message)
+            {
+                case PipeNetUpdateMessage:
+                    Update();
+                    break;
+            }
+        }
+
+        public void Update()
+        {
+            if (_heaterPipe == null)
+                return;
+
+            _heaterPipe.Air.Temperature = TargetTemperature;
+        }
+
+        private void SetPipe()
+        {
+            if (!Owner.TryGetComponent<NodeContainerComponent>(out var container))
+            {
+                Logger.Error($"{nameof(PipeHeaterComponent)} on {Owner?.Prototype?.ID}, Uid {Owner?.Uid} did not have a {nameof(NodeContainerComponent)}.");
+                return;
+            }
+            _heaterPipe = container.Nodes.OfType<PipeNode>().FirstOrDefault();
+            if (_heaterPipe == null)
+            {
+                Logger.Error($"{nameof(PipeHeaterComponent)} on {Owner?.Prototype?.ID}, Uid {Owner?.Uid} could not find compatible {nameof(PipeNode)}s on its {nameof(NodeContainerComponent)}.");
+                return;
+            }
+        }
+    }
+}

Resources/Prototypes/Entities/Constructible/Piping/heaters.yml

@@ -0,0 +1,33 @@
+- type: entity
+  id: Heater
+  name: Heater
+  description: Heats gas.
+  placement:
+    mode: SnapgridCenter
+  components:
+  - type: Clickable
+  - type: InteractionOutline
+  - type: Physics
+  - type: SnapGrid
+    offset: Center
+  - type: Damageable
+  - type: Destructible
+    thresholds:
+    - trigger:
+        !type:DamageTrigger
+        damage: 100
+      behaviors:
+      - !type:DoActsBehavior
+        acts: ["Destruction"]
+  - type: Sprite
+    netsync: false
+    sprite: Constructible/Atmos/heater.rsi
+    layers:
+    - state: heater
+    - state: heaterPipe
+  - type: NodeContainer
+    nodes:
+    - !type:PipeNode
+      nodeGroupID: Pipe
+      pipeDirection: East
+  - type: PipeHeater

Resources/Textures/Constructible/Atmos/heater.rsi/meta.json

@@ -0,0 +1,21 @@
+{
+   "version":1,
+   "size":{
+      "x":32,
+      "y":32
+   },
+   "license":"CC-BY-SA-3.0",
+   "copyright":"Taken from https://github.com/tgstation/tgstation at commit 57cd1d59ca019dd0e7811ac451f295f818e573da",
+   "states":[
+      {
+         "name":"heater",
+      },
+      {
+         "name":"heaterOn",
+      },
+      {
+         "name":"heaterPipe",
+         "directions":4,
+      }
+   ]
+}