Animals obey conservation of matter unless they are undead (#21922)

Content.Server/Animals/Components/WoolyComponent.cs

@@ -4,38 +4,47 @@ using Content.Shared.FixedPoint;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
 
+namespace Content.Server.Animals.Components;
+
 /// <summary>
-/// Lets an animal grow a wool solution when not hungry.
+///     Lets an entity produce wool fibers. Uses hunger if present.
 /// </summary>
+
 [RegisterComponent, Access(typeof(WoolySystem))]
 public sealed partial class WoolyComponent : Component
 {
     /// <summary>
-    /// What reagent to grow.
+    ///     The reagent to grow.
     /// </summary>
-    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    [DataField, ViewVariables(VVAccess.ReadOnly)]
     public ProtoId<ReagentPrototype> ReagentId = "Fiber";
 
     /// <summary>
-    /// How much wool to grow at every growth cycle.
+    ///     The solution to add reagent to.
     /// </summary>
-    [DataField, ViewVariables(VVAccess.ReadWrite)]
-    public FixedPoint2 Quantity = 25;
-
-    /// <summary>
-    /// What solution to add the wool reagent to.
-    /// </summary>
-    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    [DataField, ViewVariables(VVAccess.ReadOnly)]
     public string Solution = "wool";
 
     /// <summary>
-    /// How long to wait before growing wool.
+    ///     The amount of reagent to be generated on update.
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadOnly)]
+    public FixedPoint2 Quantity = 25;
+
+    /// <summary>
+    ///     The amount of nutrient consumed on update.
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public float HungerUsage = 10f;
+
+    /// <summary>
+    ///     How long to wait before growing wool.
     /// </summary>
     [DataField, ViewVariables(VVAccess.ReadWrite)]
     public TimeSpan GrowthDelay = TimeSpan.FromMinutes(1);
 
     /// <summary>
-    /// When to next try growing wool.
+    ///     When to next try growing wool.
     /// </summary>
     [DataField(customTypeSerializer: typeof(TimeOffsetSerializer)), ViewVariables(VVAccess.ReadWrite)]
     public TimeSpan NextGrowth = TimeSpan.FromSeconds(0);