Felinids

Content.Server/Nyanotrasen/Abilities/Felinid/CoughingUpHairballComponent.cs

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+namespace Content.Server.Abilities.Felinid;
+
+[RegisterComponent]
+public sealed partial class CoughingUpHairballComponent : Component
+{
+    [DataField("accumulator")]
+    public float Accumulator = 0f;
+
+    [DataField("coughUpTime")]
+    public TimeSpan CoughUpTime = TimeSpan.FromSeconds(2.15); // length of hairball.ogg
+}

Content.Server/Nyanotrasen/Abilities/Felinid/FelinidComponent.cs

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+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+using Robust.Shared.Prototypes;
+using Content.Shared.Actions;
+using Robust.Shared.Utility;
+
+namespace Content.Server.Abilities.Felinid;
+
+[RegisterComponent]
+public sealed partial class FelinidComponent : Component
+{
+    /// <summary>
+    /// The hairball prototype to use.
+    /// </summary>
+    [DataField("hairballPrototype", customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>))]
+    public string HairballPrototype = "Hairball";
+
+    //[DataField("hairballAction", customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>))]
+    //public string HairballAction = "ActionHairball";
+
+    [DataField("hairballAction")]
+    public EntityUid? HairballAction = null;
+
+    public EntityUid? EatActionTarget = null;
+
+    public EntityUid? EatAction = null;
+}

Content.Server/Nyanotrasen/Abilities/Felinid/FelinidFoodComponent.cs

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+namespace Content.Server.Abilities.Felinid;
+
+[RegisterComponent]
+public sealed partial class FelinidFoodComponent : Component
+{}

Content.Server/Nyanotrasen/Abilities/Felinid/FelinidSystem.cs

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+using Content.Shared.Actions;
+using Content.Shared.Actions.Events;
+using Content.Shared.Audio;
+using Content.Shared.StatusEffect;
+using Content.Shared.Throwing;
+using Content.Shared.Item;
+using Content.Shared.Inventory;
+using Content.Shared.Hands;
+using Content.Shared.IdentityManagement;
+using Content.Shared.Nutrition.Components;
+using Content.Shared.Nutrition.EntitySystems;
+using Content.Server.Body.Components;
+using Content.Server.Medical;
+using Content.Server.Nutrition.EntitySystems;
+using Content.Server.Nutrition.Components;
+using Content.Server.Chemistry.EntitySystems;
+using Content.Server.Popups;
+using Robust.Shared.Audio;
+using Robust.Shared.Player;
+using Robust.Shared.Random;
+using Robust.Shared.Prototypes;
+
+namespace Content.Server.Abilities.Felinid;
+
+public sealed partial class FelinidSystem : EntitySystem
+{
+
+    [Dependency] private readonly SharedActionsSystem _actionsSystem = default!;
+    [Dependency] private readonly HungerSystem _hungerSystem = default!;
+    [Dependency] private readonly VomitSystem _vomitSystem = default!;
+    [Dependency] private readonly SolutionContainerSystem _solutionSystem = default!;
+    [Dependency] private readonly IRobustRandom _robustRandom = default!;
+    [Dependency] private readonly PopupSystem _popupSystem = default!;
+    [Dependency] private readonly InventorySystem _inventorySystem = default!;
+    [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<FelinidComponent, ComponentInit>(OnInit);
+        SubscribeLocalEvent<FelinidComponent, HairballActionEvent>(OnHairball);
+        SubscribeLocalEvent<FelinidComponent, EatMouseActionEvent>(OnEatMouse);
+        SubscribeLocalEvent<FelinidComponent, DidEquipHandEvent>(OnEquipped);
+        SubscribeLocalEvent<FelinidComponent, DidUnequipHandEvent>(OnUnequipped);
+        SubscribeLocalEvent<HairballComponent, ThrowDoHitEvent>(OnHairballHit);
+        SubscribeLocalEvent<HairballComponent, GettingPickedUpAttemptEvent>(OnHairballPickupAttempt);
+    }
+
+    private Queue<EntityUid> RemQueue = new();
+
+    public override void Update(float frameTime)
+    {
+        base.Update(frameTime);
+        foreach (var cat in RemQueue)
+        {
+            RemComp<CoughingUpHairballComponent>(cat);
+        }
+        RemQueue.Clear();
+
+        foreach (var (hairballComp, catComp) in EntityQuery<CoughingUpHairballComponent, FelinidComponent>())
+        {
+            hairballComp.Accumulator += frameTime;
+            if (hairballComp.Accumulator < hairballComp.CoughUpTime.TotalSeconds)
+                continue;
+
+            hairballComp.Accumulator = 0;
+            SpawnHairball(hairballComp.Owner, catComp);
+            RemQueue.Enqueue(hairballComp.Owner);
+        }
+    }
+
+    private void OnInit(EntityUid uid, FelinidComponent component, ComponentInit args)
+    {
+        if (component.HairballAction != null)
+            return;
+
+        component.HairballAction = Spawn("ActionHairball");
+        _actionsSystem.AddAction(uid, component.HairballAction.Value, uid);
+    }
+
+    private void OnEquipped(EntityUid uid, FelinidComponent component, DidEquipHandEvent args)
+    {
+        if (!HasComp<FelinidFoodComponent>(args.Equipped))
+            return;
+
+        component.EatActionTarget = args.Equipped;
+
+        component.EatAction = Spawn("ActionEatMouse");
+        _actionsSystem.AddAction(uid, component.EatAction.Value, null);
+    }
+
+    private void OnUnequipped(EntityUid uid, FelinidComponent component, DidUnequipHandEvent args)
+    {
+        if (args.Unequipped == component.EatActionTarget)
+        {
+            component.EatActionTarget = null;
+            if (component.EatAction != null)
+                _actionsSystem.RemoveAction(uid, component.EatAction.Value);
+        }
+    }
+
+    private void OnHairball(EntityUid uid, FelinidComponent component, HairballActionEvent args)
+    {
+        if (_inventorySystem.TryGetSlotEntity(uid, "mask", out var maskUid) &&
+        EntityManager.TryGetComponent<IngestionBlockerComponent>(maskUid, out var blocker) &&
+        blocker.Enabled)
+        {
+            _popupSystem.PopupEntity(Loc.GetString("hairball-mask", ("mask", maskUid)), uid, uid);
+            return;
+        }
+
+        _popupSystem.PopupEntity(Loc.GetString("hairball-cough", ("name", Identity.Entity(uid, EntityManager))), uid);
+        SoundSystem.Play("/Audio/Nyanotrasen/Effects/Species/hairball.ogg", Filter.Pvs(uid), uid, AudioHelpers.WithVariation(0.15f));
+
+        EnsureComp<CoughingUpHairballComponent>(uid);
+        args.Handled = true;
+    }
+
+    private void OnEatMouse(EntityUid uid, FelinidComponent component, EatMouseActionEvent args)
+    {
+        if (component.EatActionTarget == null)
+            return;
+
+        if (!TryComp<HungerComponent>(uid, out var hunger))
+            return;
+
+        if (hunger.CurrentThreshold == Shared.Nutrition.Components.HungerThreshold.Overfed)
+        {
+            _popupSystem.PopupEntity(Loc.GetString("food-system-you-cannot-eat-any-more"), uid, uid, Shared.Popups.PopupType.SmallCaution);
+            return;
+        }
+
+        if (_inventorySystem.TryGetSlotEntity(uid, "mask", out var maskUid) &&
+        EntityManager.TryGetComponent<IngestionBlockerComponent>(maskUid, out var blocker) &&
+        blocker.Enabled)
+        {
+            _popupSystem.PopupEntity(Loc.GetString("hairball-mask", ("mask", maskUid)), uid, uid, Shared.Popups.PopupType.SmallCaution);
+            return;
+        }
+
+        if (component.HairballAction != null)
+        {
+            _actionsSystem.SetCharges(component.HairballAction, 1); // You get the charge back and that's it. Tough.
+            _actionsSystem.SetEnabled(component.HairballAction, true);
+        }
+        Del(component.EatActionTarget.Value);
+        component.EatActionTarget = null;
+
+        SoundSystem.Play("/Audio/Items/eatfood.ogg", Filter.Pvs(uid), uid, AudioHelpers.WithVariation(0.15f));
+
+        _hungerSystem.ModifyHunger(uid, 50f, hunger);
+
+        if (component.EatAction != null)
+            _actionsSystem.RemoveAction(uid, component.EatAction.Value);
+    }
+
+    private void SpawnHairball(EntityUid uid, FelinidComponent component)
+    {
+        var hairball = EntityManager.SpawnEntity(component.HairballPrototype, Transform(uid).Coordinates);
+        var hairballComp = Comp<HairballComponent>(hairball);
+
+        if (TryComp<BloodstreamComponent>(uid, out var bloodstream))
+        {
+            var temp = bloodstream.ChemicalSolution.SplitSolution(20);
+
+            if (_solutionSystem.TryGetSolution(hairball, hairballComp.SolutionName, out var hairballSolution))
+            {
+                _solutionSystem.TryAddSolution(hairball, hairballSolution, temp);
+            }
+        }
+    }
+    private void OnHairballHit(EntityUid uid, HairballComponent component, ThrowDoHitEvent args)
+    {
+        if (HasComp<FelinidComponent>(args.Target) || !HasComp<StatusEffectsComponent>(args.Target))
+            return;
+        if (_robustRandom.Prob(0.2f))
+            _vomitSystem.Vomit(args.Target);
+    }
+
+    private void OnHairballPickupAttempt(EntityUid uid, HairballComponent component, GettingPickedUpAttemptEvent args)
+    {
+        if (HasComp<FelinidComponent>(args.User) || !HasComp<StatusEffectsComponent>(args.User))
+            return;
+
+        if (_robustRandom.Prob(0.2f))
+        {
+            _vomitSystem.Vomit(args.User);
+            args.Cancel();
+        }
+    }
+}

Content.Server/Nyanotrasen/Abilities/Felinid/HairballComponent.cs

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+namespace Content.Server.Abilities.Felinid;
+
+[RegisterComponent]
+public sealed partial class HairballComponent : Component
+{
+    public string SolutionName = "hairball";
+}

Content.Server/Nyanotrasen/Item/PseudoItem/PseudoItemComponent.cs

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+
+namespace Content.Server.Item.PseudoItem;
+
+    /// <summary>
+    /// For entities that behave like an item under certain conditions,
+    /// but not under most conditions.
+    /// </summary>
+[RegisterComponent]
+public sealed partial class PseudoItemComponent : Component
+{
+    [DataField("size")]
+    public int Size = 120;
+
+    public bool Active = false;
+}