Special digestion & kudzu-eating (#16061)

Content.Server/Nutrition/Components/FoodComponent.cs

@@ -1,3 +1,4 @@
+using Content.Server.Body.Components;
 using Content.Server.Chemistry.EntitySystems;
 using Content.Server.Nutrition.EntitySystems;
 using Content.Shared.FixedPoint;
@@ -34,6 +35,25 @@ namespace Content.Server.Nutrition.Components
         [DataField("utensilRequired")]
         public bool UtensilRequired = false;
 
+        /// <summary>
+        ///     If this is set to true, eating this food will require you to have a stomach with a
+        ///     <see cref="StomachComponent.SpecialDigestible"/> that includes this entity in its whitelist,
+        ///     rather than just being digestible by anything that can eat food.
+        /// </summary>
+        /// <remarks>
+        ///     TODO think about making this a little more complex, right now you cant disallow mobs from eating stuff
+        ///     that everyone else can eat
+        /// </remarks>
+        [DataField("requiresSpecialDigestion")]
+        public bool RequiresSpecialDigestion = false;
+
+        /// <summary>
+        ///     Stomachs required to digest this entity.
+        ///     Used to simulate 'ruminant' digestive systems (which can digest grass)
+        /// </summary>
+        [DataField("requiredStomachs")]
+        public int RequiredStomachs = 1;
+
         /// <summary>
         /// The localization identifier for the eat message. Needs a "food" entity argument passed to it.
         /// </summary>