Arachne Port (Real?)

Content.Server/Arachne/ArachneSystem.cs

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+using Content.Shared.Arachne;
+using Content.Shared.Actions;
+using Content.Shared.IdentityManagement;
+using Content.Shared.Verbs;
+using Content.Shared.Buckle.Components;
+using Content.Shared.DoAfter;
+using Content.Shared.Stunnable;
+using Content.Shared.Eye.Blinding.Systems;
+using Content.Shared.Containers.ItemSlots;
+using Content.Shared.Damage;
+using Content.Shared.Inventory;
+using Content.Shared.Administration.Logs;
+using Content.Shared.Database;
+using Content.Shared.Humanoid;
+using Content.Shared.Nutrition.EntitySystems;
+using Content.Server.Buckle.Systems;
+using Content.Server.Popups;
+using Content.Server.DoAfter;
+using Content.Server.Body.Components;
+using Content.Server.Vampiric;
+using Content.Server.Speech.Components;
+using Robust.Shared.Physics.Components;
+using Robust.Shared.Containers;
+using Robust.Shared.Map;
+using Robust.Shared.Utility;
+using Robust.Server.Console;
+
+namespace Content.Server.Arachne
+{
+    public sealed class ArachneSystem : EntitySystem
+    {
+        [Dependency] private readonly PopupSystem _popupSystem = default!;
+        [Dependency] private readonly DoAfterSystem _doAfter = default!;
+        [Dependency] private readonly BuckleSystem _buckleSystem = default!;
+        [Dependency] private readonly ItemSlotsSystem _itemSlots = default!;
+        [Dependency] private readonly BlindableSystem _blindableSystem = default!;
+        [Dependency] private readonly DamageableSystem _damageableSystem = default!;
+
+        [Dependency] private readonly IServerConsoleHost _host = default!;
+        [Dependency] private readonly BloodSuckerSystem _bloodSuckerSystem = default!;
+        [Dependency] private readonly ISharedAdminLogManager _adminLogger = default!;
+
+        private const string BodySlot = "body_slot";
+
+        public override void Initialize()
+        {
+            base.Initialize();
+            SubscribeLocalEvent<ArachneComponent, GetVerbsEvent<InnateVerb>>(AddCocoonVerb);
+
+            SubscribeLocalEvent<CocoonComponent, EntInsertedIntoContainerMessage>(OnCocEntInserted);
+            SubscribeLocalEvent<CocoonComponent, EntRemovedFromContainerMessage>(OnCocEntRemoved);
+            SubscribeLocalEvent<CocoonComponent, DamageChangedEvent>(OnDamageChanged);
+            SubscribeLocalEvent<CocoonComponent, GetVerbsEvent<AlternativeVerb>>(AddSuccVerb);
+            SubscribeLocalEvent<ArachneComponent, ArachneCocoonDoAfterEvent>(OnCocoonDoAfter);
+        }
+
+        private void AddCocoonVerb(EntityUid uid, ArachneComponent component, GetVerbsEvent<InnateVerb> args)
+        {
+            if (!args.CanAccess || !args.CanInteract)
+                return;
+
+            if (args.Target == uid)
+                return;
+
+            if (!TryComp<BloodstreamComponent>(args.Target, out var bloodstream))
+                return;
+
+            if (bloodstream.BloodReagent != component.WebBloodReagent)
+                return;
+
+            InnateVerb verb = new()
+            {
+                Act = () =>
+                {
+                    StartCocooning(uid, component, args.Target);
+                },
+                Text = Loc.GetString("cocoon"),
+                Priority = 2
+            };
+            args.Verbs.Add(verb);
+        }
+
+        private void OnCocEntInserted(EntityUid uid, CocoonComponent component, EntInsertedIntoContainerMessage args)
+        {
+            _blindableSystem.UpdateIsBlind(args.Entity);
+            EnsureComp<StunnedComponent>(args.Entity);
+
+            if (TryComp<ReplacementAccentComponent>(args.Entity, out var currentAccent))
+            {
+                component.WasReplacementAccent = true;
+                component.OldAccent = currentAccent.Accent;
+                currentAccent.Accent = "mumble";
+            } else
+            {
+                component.WasReplacementAccent = false;
+                var replacement = EnsureComp<ReplacementAccentComponent>(args.Entity);
+                replacement.Accent = "mumble";
+            }
+        }
+
+        private void OnCocEntRemoved(EntityUid uid, CocoonComponent component, EntRemovedFromContainerMessage args)
+        {
+            if (component.WasReplacementAccent && TryComp<ReplacementAccentComponent>(args.Entity, out var replacement))
+            {
+                replacement.Accent = component.OldAccent;
+            } else
+            {
+                RemComp<ReplacementAccentComponent>(args.Entity);
+            }
+
+            RemComp<StunnedComponent>(args.Entity);
+            _blindableSystem.UpdateIsBlind(args.Entity);
+        }
+
+        private void OnDamageChanged(EntityUid uid, CocoonComponent component, DamageChangedEvent args)
+        {
+            if (!args.DamageIncreased)
+                return;
+
+            if (args.DamageDelta == null)
+                return;
+
+            var body = _itemSlots.GetItemOrNull(uid, BodySlot);
+
+            if (body == null)
+                return;
+
+            var damage = args.DamageDelta * component.DamagePassthrough;
+            _damageableSystem.TryChangeDamage(body, damage);
+        }
+
+        private void AddSuccVerb(EntityUid uid, CocoonComponent component, GetVerbsEvent<AlternativeVerb> args)
+        {
+            if (!args.CanAccess || !args.CanInteract)
+                return;
+
+            if (!TryComp<BloodSuckerComponent>(args.User, out var sucker))
+                return;
+
+            if (!sucker.WebRequired)
+                return;
+
+            var victim = _itemSlots.GetItemOrNull(uid, BodySlot);
+
+            if (victim == null)
+                return;
+
+            if (!TryComp<BloodstreamComponent>(victim, out var stream))
+                return;
+
+            AlternativeVerb verb = new()
+            {
+                Act = () =>
+                {
+                    _bloodSuckerSystem.StartSuccDoAfter(args.User, victim.Value, sucker, stream, false); // start doafter
+                },
+                Text = Loc.GetString("action-name-suck-blood"),
+                Icon = new SpriteSpecifier.Texture(new ("/Textures/Nyanotrasen/Icons/verbiconfangs.png")),
+                Priority = 2
+            };
+            args.Verbs.Add(verb);
+        }
+
+        private void OnEntRemoved(EntityUid uid, WebComponent web, EntRemovedFromContainerMessage args)
+        {
+            if (!TryComp<StrapComponent>(uid, out var strap))
+                return;
+
+            if (HasComp<ArachneComponent>(args.Entity))
+                _buckleSystem.StrapSetEnabled(uid, false, strap);
+        }
+
+        private void StartCocooning(EntityUid uid, ArachneComponent component, EntityUid target)
+        {
+            _popupSystem.PopupEntity(Loc.GetString("cocoon-start-third-person", ("target", Identity.Entity(target, EntityManager)), ("spider", Identity.Entity(uid, EntityManager))), uid,
+                Shared.Popups.PopupType.MediumCaution);
+
+            _popupSystem.PopupEntity(Loc.GetString("cocoon-start-second-person", ("target", Identity.Entity(target, EntityManager))), uid, uid, Shared.Popups.PopupType.Medium);
+
+            var delay = component.CocoonDelay;
+
+            if (HasComp<KnockedDownComponent>(target))
+                delay *= component.CocoonKnockdownMultiplier;
+
+            // Is it good practice to use empty data just to disambiguate doafters
+            // Who knows, there's no docs!
+            var ev = new ArachneCocoonDoAfterEvent();
+
+            var args = new DoAfterArgs(EntityManager, uid, delay, ev, uid, target: target)
+            {
+                BreakOnMove = true,
+            };
+
+            _doAfter.TryStartDoAfter(args);
+        }
+
+        private void OnCocoonDoAfter(EntityUid uid, ArachneComponent component, ArachneCocoonDoAfterEvent args)
+        {
+            if (args.Handled || args.Cancelled || args.Args.Target == null)
+                return;
+
+            var spawnProto = HasComp<HumanoidAppearanceComponent>(args.Args.Target) ? "CocoonedHumanoid" : "CocoonSmall";
+            Transform(args.Args.Target.Value).AttachToGridOrMap();
+            var cocoon = Spawn(spawnProto, Transform(args.Args.Target.Value).Coordinates);
+
+            if (!TryComp<ItemSlotsComponent>(cocoon, out var slots))
+                return;
+
+            // todo: our species should use scale visuals probably...
+            // TODO: We need a client-accessible notion of scale influence here.
+            /* if (spawnProto == "CocoonedHumanoid" && TryComp<SpriteComponent>(args.Args.Target.Value, out var sprite)) */
+            /* { */
+            /*     // why the fuck is this only available as a console command. */
+            /*     _host.ExecuteCommand(null, "scale " + cocoon + " " + sprite.Scale.Y); */
+            if (TryComp<PhysicsComponent>(args.Args.Target.Value, out var physics))
+            {
+                var scale = Math.Clamp(1 / (35 / physics.FixturesMass), 0.35, 2.5);
+                _host.ExecuteCommand(null, "scale " + cocoon + " " + scale);
+            }
+            _itemSlots.SetLock(cocoon, BodySlot, false, slots);
+            _itemSlots.TryInsert(cocoon, BodySlot, args.Args.Target.Value, args.Args.User);
+            _itemSlots.SetLock(cocoon, BodySlot, true, slots);
+
+            var impact = (spawnProto == "CocoonedHumanoid") ? LogImpact.High : LogImpact.Medium;
+
+            _adminLogger.Add(LogType.Action, impact, $"{ToPrettyString(args.Args.User):player} cocooned {ToPrettyString(args.Args.Target.Value):target}");
+            args.Handled = true;
+        }
+    }
+}

Content.Server/Arachne/CocoonComponent.cs

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+namespace Content.Server.Arachne
+{
+    [RegisterComponent]
+    public sealed partial class CocoonComponent : Component
+    {
+        public bool WasReplacementAccent = false;
+
+        public string OldAccent = "";
+
+        [DataField("damagePassthrough")]
+        public float DamagePassthrough = 0.5f;
+    }
+}

Content.Server/Vampire/BloodSuckedComponent.cs

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+namespace Content.Server.Vampiric
+{
+    /// <summary>
+    /// For entities who have been succed.
+    /// </summary>
+    [RegisterComponent]
+    public sealed partial class BloodSuckedComponent : Component
+    {}
+}

Content.Server/Vampire/BloodSuckerComponent.cs

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+namespace Content.Server.Vampiric
+{
+    [RegisterComponent]
+    public sealed partial class BloodSuckerComponent : Component
+    {
+        /// <summary>
+        /// How much to succ each time we succ.
+        /// </summary>
+        [DataField("unitsToSucc")]
+        public float UnitsToSucc = 20f;
+
+        /// <summary>
+        /// The time (in seconds) that it takes to succ an entity.
+        /// </summary>
+        [DataField, ViewVariables(VVAccess.ReadWrite)]
+        public TimeSpan Delay = TimeSpan.FromSeconds(4);
+
+        // ***INJECT WHEN SUCC***
+
+        /// <summary>
+        /// Whether to inject chems into a chemstream when we suck something.
+        /// </summary>
+        [DataField("injectWhenSucc")]
+        public bool InjectWhenSucc = false;
+
+        /// <summary>
+        /// How many units of our injected chem to inject.
+        /// </summary>
+        [DataField("unitsToInject")]
+        public float UnitsToInject = 5;
+
+        /// <summary>
+        /// Which reagent to inject.
+        /// </summary>
+        [DataField("injectReagent")]
+        public string InjectReagent = "";
+
+        /// <summary>
+        /// Whether we need to web the thing up first...
+        /// </summary>
+        [DataField("webRequired")]
+        public bool WebRequired = false;
+    }
+}