Quantum Spin Inverter (#23756)
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Nemanja
GitHub
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using Content.Shared.Teleportation.Systems;
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using Content.Shared.Whitelist;
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using Robust.Shared.Audio;
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using Robust.Shared.GameStates;
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using Robust.Shared.Serialization;
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using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
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namespace Content.Shared.Teleportation.Components;
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/// <summary>
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/// This is used for an entity that, when linked to another valid entity, allows the two to swap positions,
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/// additionally swapping the positions of the parents.
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/// </summary>
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[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
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[Access(typeof(SwapTeleporterSystem))]
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public sealed partial class SwapTeleporterComponent : Component
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{
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/// <summary>
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/// The other SwapTeleporterComponent that this one is linked to
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/// </summary>
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[DataField, AutoNetworkedField]
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public EntityUid? LinkedEnt;
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/// <summary>
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/// the time at which <see cref="TeleportDelay"/> ends and the teleportation occurs
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/// </summary>
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[DataField(customTypeSerializer: typeof(TimeOffsetSerializer)), ViewVariables(VVAccess.ReadWrite), AutoNetworkedField]
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public TimeSpan? TeleportTime;
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/// <summary>
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/// Delay after starting the teleport and it occuring.
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/// </summary>
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[DataField, ViewVariables(VVAccess.ReadWrite)]
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public TimeSpan TeleportDelay = TimeSpan.FromSeconds(2.5f);
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/// <summary>
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/// The time at which <see cref="Cooldown"/> ends and teleportation can occur again.
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/// </summary>
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[DataField(customTypeSerializer: typeof(TimeOffsetSerializer)), ViewVariables(VVAccess.ReadWrite), AutoNetworkedField]
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public TimeSpan NextTeleportUse;
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/// <summary>
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/// A minimum waiting period inbetween teleports.
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/// </summary>
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[DataField, ViewVariables(VVAccess.ReadWrite)]
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public TimeSpan Cooldown = TimeSpan.FromMinutes(5);
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/// <summary>
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/// Sound played when teleportation begins
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/// </summary>
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[DataField]
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public SoundSpecifier? TeleportSound = new SoundPathSpecifier("/Audio/Weapons/flash.ogg");
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/// <summary>
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/// A whitelist for what entities are valid for <see cref="LinkedEnt"/>.
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/// </summary>
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[DataField]
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public EntityWhitelist TeleporterWhitelist = new();
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}
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[Serializable, NetSerializable]
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public enum SwapTeleporterVisuals : byte
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{
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Linked
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}
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246
Content.Shared/Teleportation/Systems/SwapTeleporterSystem.cs
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246
Content.Shared/Teleportation/Systems/SwapTeleporterSystem.cs
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using Content.Shared.Examine;
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using Content.Shared.IdentityManagement;
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using Content.Shared.Interaction;
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using Content.Shared.Popups;
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using Content.Shared.Teleportation.Components;
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using Content.Shared.Verbs;
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using Robust.Shared.Audio.Systems;
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using Robust.Shared.Map.Components;
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using Robust.Shared.Physics;
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using Robust.Shared.Physics.Components;
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using Robust.Shared.Timing;
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namespace Content.Shared.Teleportation.Systems;
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/// <summary>
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/// This handles <see cref="SwapTeleporterComponent"/>
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/// </summary>
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public sealed class SwapTeleporterSystem : EntitySystem
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{
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[Dependency] private readonly IGameTiming _timing = default!;
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[Dependency] private readonly SharedAudioSystem _audio = default!;
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[Dependency] private readonly SharedAppearanceSystem _appearance = default!;
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[Dependency] private readonly SharedPopupSystem _popup = default!;
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[Dependency] private readonly SharedTransformSystem _transform = default!;
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private EntityQuery<TransformComponent> _xformQuery;
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/// <inheritdoc/>
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public override void Initialize()
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{
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SubscribeLocalEvent<SwapTeleporterComponent, AfterInteractEvent>(OnInteract);
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SubscribeLocalEvent<SwapTeleporterComponent, GetVerbsEvent<AlternativeVerb>>(OnGetAltVerb);
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SubscribeLocalEvent<SwapTeleporterComponent, ActivateInWorldEvent>(OnActivateInWorld);
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SubscribeLocalEvent<SwapTeleporterComponent, ExaminedEvent>(OnExamined);
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SubscribeLocalEvent<SwapTeleporterComponent, EntityUnpausedEvent>(OnUnpaused);
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SubscribeLocalEvent<SwapTeleporterComponent, ComponentShutdown>(OnShutdown);
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_xformQuery = GetEntityQuery<TransformComponent>();
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}
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private void OnInteract(Entity<SwapTeleporterComponent> ent, ref AfterInteractEvent args)
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{
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var (uid, comp) = ent;
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if (args.Target == null)
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return;
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var target = args.Target.Value;
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if (!TryComp<SwapTeleporterComponent>(target, out var targetComp))
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return;
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if (!comp.TeleporterWhitelist.IsValid(target, EntityManager) ||
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!targetComp.TeleporterWhitelist.IsValid(uid, EntityManager))
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{
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return;
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}
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if (comp.LinkedEnt != null)
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{
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-link-fail-already"), uid, args.User);
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return;
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}
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if (targetComp.LinkedEnt != null)
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{
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-link-fail-already-other"), uid, args.User);
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return;
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}
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comp.LinkedEnt = target;
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targetComp.LinkedEnt = uid;
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Dirty(uid, comp);
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Dirty(target, targetComp);
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_appearance.SetData(uid, SwapTeleporterVisuals.Linked, true);
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_appearance.SetData(target, SwapTeleporterVisuals.Linked, true);
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-link-create"), uid, args.User);
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}
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private void OnGetAltVerb(Entity<SwapTeleporterComponent> ent, ref GetVerbsEvent<AlternativeVerb> args)
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{
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var (uid, comp) = ent;
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if (!args.CanAccess || !args.CanInteract || args.Hands == null || comp.TeleportTime != null)
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return;
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if (!TryComp<SwapTeleporterComponent>(comp.LinkedEnt, out var otherComp) || otherComp.TeleportTime != null)
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return;
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var user = args.User;
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args.Verbs.Add(new AlternativeVerb
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{
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Text = Loc.GetString("swap-teleporter-verb-destroy-link"),
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Priority = 1,
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Act = () =>
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{
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DestroyLink((uid, comp), user);
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}
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});
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}
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private void OnActivateInWorld(Entity<SwapTeleporterComponent> ent, ref ActivateInWorldEvent args)
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{
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var (uid, comp) = ent;
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var user = args.User;
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if (comp.TeleportTime != null)
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return;
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if (comp.LinkedEnt == null)
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{
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-teleport-cancel-link"), ent, user);
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return;
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}
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// don't allow teleporting to happen if the linked one is already teleporting
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if (!TryComp<SwapTeleporterComponent>(comp.LinkedEnt, out var otherComp)
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|| otherComp.TeleportTime != null)
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{
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return;
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}
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if (_timing.CurTime < comp.NextTeleportUse)
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{
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-teleport-cancel-time"), ent, user);
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return;
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}
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_audio.PlayPredicted(comp.TeleportSound, uid, user);
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_audio.PlayPredicted(otherComp.TeleportSound, comp.LinkedEnt.Value, user);
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comp.NextTeleportUse = _timing.CurTime + comp.Cooldown;
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comp.TeleportTime = _timing.CurTime + comp.TeleportDelay;
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Dirty(uid, comp);
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}
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public void DoTeleport(Entity<SwapTeleporterComponent, TransformComponent> ent)
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{
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var (uid, comp, xform) = ent;
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comp.TeleportTime = null;
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Dirty(uid, comp);
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if (comp.LinkedEnt is not { } linkedEnt)
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{
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return;
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}
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var teleEnt = GetTeleportingEntity((uid, xform));
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var teleEntXform = Transform(teleEnt);
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var otherTeleEnt = GetTeleportingEntity((linkedEnt, Transform(linkedEnt)));
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var otherTeleEntXform = Transform(otherTeleEnt);
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_popup.PopupEntity(Loc.GetString("swap-teleporter-popup-teleport-other",
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("entity", Identity.Entity(linkedEnt, EntityManager))),
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otherTeleEnt,
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otherTeleEnt,
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PopupType.MediumCaution);
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var pos = teleEntXform.Coordinates;
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var otherPos = otherTeleEntXform.Coordinates;
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_transform.SetCoordinates(teleEnt, otherPos);
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_transform.SetCoordinates(otherTeleEnt, pos);
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}
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/// <remarks>
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/// HYAH -link
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/// </remarks>
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public void DestroyLink(Entity<SwapTeleporterComponent?> ent, EntityUid? user)
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{
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if (!Resolve(ent, ref ent.Comp, false))
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return;
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var linkedNullable = ent.Comp.LinkedEnt;
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ent.Comp.LinkedEnt = null;
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ent.Comp.TeleportTime = null;
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_appearance.SetData(ent, SwapTeleporterVisuals.Linked, false);
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Dirty(ent, ent.Comp);
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if (user != null)
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_popup.PopupClient(Loc.GetString("swap-teleporter-popup-link-destroyed"), ent, user.Value);
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else
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_popup.PopupEntity(Loc.GetString("swap-teleporter-popup-link-destroyed"), ent);
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if (linkedNullable is {} linked)
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DestroyLink(linked, user); // the linked one is shown globally
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}
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private EntityUid GetTeleportingEntity(Entity<TransformComponent> ent)
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{
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var parent = ent.Comp.ParentUid;
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if (HasComp<MapGridComponent>(parent) || HasComp<MapComponent>(parent))
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return ent;
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if (!_xformQuery.TryGetComponent(parent, out var parentXform) || parentXform.Anchored)
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return ent;
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if (!TryComp<PhysicsComponent>(parent, out var body) || body.BodyType == BodyType.Static)
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return ent;
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return GetTeleportingEntity((parent, parentXform));
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}
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private void OnExamined(Entity<SwapTeleporterComponent> ent, ref ExaminedEvent args)
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{
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var (_, comp) = ent;
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using (args.PushGroup(nameof(SwapTeleporterComponent)))
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{
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var locale = comp.LinkedEnt == null
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? "swap-teleporter-examine-link-absent"
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: "swap-teleporter-examine-link-present";
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args.PushMarkup(Loc.GetString(locale));
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if (_timing.CurTime < comp.NextTeleportUse)
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{
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args.PushMarkup(Loc.GetString("swap-teleporter-examine-time-remaining",
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("second", (int) ((comp.NextTeleportUse - _timing.CurTime).TotalSeconds + 0.5f))));
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}
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}
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}
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private void OnUnpaused(Entity<SwapTeleporterComponent> ent, ref EntityUnpausedEvent args)
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{
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ent.Comp.NextTeleportUse += args.PausedTime;
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}
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private void OnShutdown(Entity<SwapTeleporterComponent> ent, ref ComponentShutdown args)
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{
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DestroyLink((ent, ent), null);
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}
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public override void Update(float frameTime)
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{
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base.Update(frameTime);
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var query = EntityQueryEnumerator<SwapTeleporterComponent, TransformComponent>();
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while (query.MoveNext(out var uid, out var comp, out var xform))
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{
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if (comp.TeleportTime == null)
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continue;
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if (_timing.CurTime < comp.TeleportTime)
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continue;
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DoTeleport((uid, comp, xform));
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}
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}
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}
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