Chitinid (DeltaV #2707)

Content.Client/_DV/Abilities/Felinid/FelinidSystem.cs

@@ -0,0 +1,5 @@
+using Content.Shared._DV.Abilities.Felinid;
+
+namespace Content.Shared._DV.Abilities.Felinid;
+
+public sealed class FelinidSystem : SharedFelinidSystem;

Content.Server/Chemistry/EntitySystems/InjectorSystem.cs

@@ -1,5 +1,6 @@
 using Content.Server.Body.Components;
 using Content.Server.Body.Systems;
+using Content.Shared._DV.Chemistry.Components; // DeltaV
 using Content.Shared.Chemistry;
 using Content.Shared.Chemistry.Components;
 using Content.Shared.Chemistry.Components.SolutionManager;
@@ -109,6 +110,12 @@ private void OnInjectorAfterInteract(Entity<InjectorComponent> entity, ref After
     /// </summary>
     private void InjectDoAfter(Entity<InjectorComponent> injector, EntityUid target, EntityUid user)
     {
+        if (HasComp<BlockInjectionComponent>(target)) // DeltaV
+        {
+            Popup.PopupEntity(Loc.GetString("injector-component-deny-user"), target, user);
+            return;
+        }
+
         // Create a pop-up for the user
         if (injector.Comp.ToggleState == InjectorToggleMode.Draw)
         {
@@ -254,6 +261,9 @@ private bool TryInjectIntoBloodstream(Entity<InjectorComponent> injector, Entity
     private bool TryInject(Entity<InjectorComponent> injector, EntityUid targetEntity,
         Entity<SolutionComponent> targetSolution, EntityUid user, bool asRefill)
     {
+        if (HasComp<BlockInjectionComponent>(targetEntity))  // DeltaV
+            return false;
+
         if (!SolutionContainers.TryGetSolution(injector.Owner, injector.Comp.SolutionName, out var soln,
                 out var solution) || solution.Volume == 0)
             return false;

Content.Server/_DV/Abilities/Chitinid/ChitinidComponent.cs

@@ -0,0 +1,43 @@
+using Content.Shared.Damage;
+using Content.Shared.FixedPoint;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
+
+namespace Content.Server._DV.Abilities.Chitinid;
+
+/// <summary>
+/// Passively heals radiation up to a limit, which then uses <c>ItemCougherComponent</c> to cough up Chitzite.
+/// After that it will heal radiation damage again.
+/// </summary>
+[RegisterComponent, Access(typeof(ChitinidSystem))]
+[AutoGenerateComponentPause]
+public sealed partial class ChitinidComponent : Component
+{
+    [DataField]
+    public FixedPoint2 AmountAbsorbed = 0f;
+
+    /// <summary>
+    /// Once this much damage is absorbed, it will stop healing and require you to cough up chitzite.
+    /// </summary>
+    [DataField]
+    public FixedPoint2 MaximumAbsorbed = 30f;
+
+    /// <summary>
+    /// What damage is healed, by adding, every <see cref="UpdateInterval"/>.
+    /// This must be negative.
+    /// </summary>
+    [DataField]
+    public DamageSpecifier Healing = new()
+    {
+        DamageDict = new()
+        {
+            { "Radiation", -0.5 },
+        }
+    };
+
+    [DataField]
+    public TimeSpan UpdateInterval = TimeSpan.FromSeconds(1);
+
+    [DataField(customTypeSerializer: typeof(TimeOffsetSerializer))]
+    [AutoPausedField]
+    public TimeSpan NextUpdate;
+}