456 lines
17 KiB
C#
456 lines
17 KiB
C#
using System.Linq;
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using Content.Shared.Body.Components;
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using Content.Shared.Destructible;
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using Content.Shared.Hands.Components;
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using Content.Shared.Interaction;
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using Content.Shared.Item;
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using Content.Shared.Lock;
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using Content.Shared.Movement.Events;
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using Content.Shared.Placeable;
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using Content.Shared.Popups;
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using Content.Shared.Storage.Components;
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using Content.Shared.Verbs;
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using Content.Shared.Wall;
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using Content.Shared.Whitelist;
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using Robust.Shared.Containers;
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using Robust.Shared.GameStates;
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using Robust.Shared.Map;
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using Robust.Shared.Network;
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using Robust.Shared.Physics;
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using Robust.Shared.Physics.Components;
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using Robust.Shared.Physics.Systems;
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using Robust.Shared.Timing;
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using Robust.Shared.Utility;
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namespace Content.Shared.Storage.EntitySystems;
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public abstract class SharedEntityStorageSystem : EntitySystem
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{
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[Dependency] private readonly IGameTiming _timing = default!;
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[Dependency] private readonly INetManager _net = default!;
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[Dependency] private readonly EntityLookupSystem _lookup = default!;
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[Dependency] private readonly PlaceableSurfaceSystem _placeableSurface = default!;
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[Dependency] private readonly SharedAppearanceSystem _appearance = default!;
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[Dependency] private readonly SharedAudioSystem _audio = default!;
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[Dependency] private readonly SharedContainerSystem _container = default!;
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[Dependency] private readonly SharedInteractionSystem _interaction = default!;
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[Dependency] private readonly SharedPhysicsSystem _physics = default!;
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[Dependency] protected readonly SharedPopupSystem Popup = default!;
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[Dependency] private readonly SharedTransformSystem _transform = default!;
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public const string ContainerName = "entity_storage";
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/// <inheritdoc/>
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public override void Initialize()
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{
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SubscribeLocalEvent<SharedEntityStorageComponent, ComponentInit>(OnInit);
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SubscribeLocalEvent<SharedEntityStorageComponent, ActivateInWorldEvent>(OnInteract, after: new[]{typeof(LockSystem)});
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SubscribeLocalEvent<SharedEntityStorageComponent, LockToggleAttemptEvent>(OnLockToggleAttempt);
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SubscribeLocalEvent<SharedEntityStorageComponent, DestructionEventArgs>(OnDestruction);
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SubscribeLocalEvent<SharedEntityStorageComponent, GetVerbsEvent<InteractionVerb>>(AddToggleOpenVerb);
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SubscribeLocalEvent<SharedEntityStorageComponent, ContainerRelayMovementEntityEvent>(OnRelayMovement);
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SubscribeLocalEvent<SharedEntityStorageComponent, ComponentGetState>(OnGetState);
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SubscribeLocalEvent<SharedEntityStorageComponent, ComponentHandleState>(OnHandleState);
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}
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private void OnGetState(EntityUid uid, SharedEntityStorageComponent component, ref ComponentGetState args)
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{
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args.State = new EntityStorageComponentState(component.Open,
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component.Capacity,
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component.IsCollidableWhenOpen,
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component.OpenOnMove,
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component.EnteringRange,
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component.IsWeldedShut);
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}
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private void OnHandleState(EntityUid uid, SharedEntityStorageComponent component, ref ComponentHandleState args)
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{
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if (args.Current is not EntityStorageComponentState state)
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return;
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component.Open = state.Open;
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component.Capacity = state.Capacity;
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component.IsCollidableWhenOpen = state.IsCollidableWhenOpen;
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component.OpenOnMove = state.OpenOnMove;
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component.EnteringRange = state.EnteringRange;
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component.IsWeldedShut = state.IsWeldedShut;
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}
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protected virtual void OnInit(EntityUid uid, SharedEntityStorageComponent component, ComponentInit args)
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{
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component.Contents = _container.EnsureContainer<Container>(uid, ContainerName);
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component.Contents.ShowContents = component.ShowContents;
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component.Contents.OccludesLight = component.OccludesLight;
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}
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private void OnInteract(EntityUid uid, SharedEntityStorageComponent component, ActivateInWorldEvent args)
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{
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if (args.Handled)
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return;
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args.Handled = true;
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ToggleOpen(args.User, uid, component);
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}
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private void OnLockToggleAttempt(EntityUid uid, SharedEntityStorageComponent target, ref LockToggleAttemptEvent args)
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{
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// Cannot (un)lock open lockers.
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if (target.Open)
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args.Cancelled = true;
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// Cannot (un)lock from the inside. Maybe a bad idea? Security jocks could trap nerds in lockers?
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if (target.Contents.Contains(args.User))
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args.Cancelled = true;
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}
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private void OnDestruction(EntityUid uid, SharedEntityStorageComponent component, DestructionEventArgs args)
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{
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component.Open = true;
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Dirty(component);
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if (!component.DeleteContentsOnDestruction)
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{
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EmptyContents(uid, component);
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return;
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}
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foreach (var ent in new List<EntityUid>(component.Contents.ContainedEntities))
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{
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Del(ent);
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}
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}
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private void OnRelayMovement(EntityUid uid, SharedEntityStorageComponent component, ref ContainerRelayMovementEntityEvent args)
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{
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if (!HasComp<HandsComponent>(args.Entity))
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return;
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if (_timing.CurTime < component.LastInternalOpenAttempt + SharedEntityStorageComponent.InternalOpenAttemptDelay)
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return;
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component.LastInternalOpenAttempt = _timing.CurTime;
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if (component.OpenOnMove)
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{
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TryOpenStorage(args.Entity, uid);
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}
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}
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private void AddToggleOpenVerb(EntityUid uid, SharedEntityStorageComponent component, GetVerbsEvent<InteractionVerb> args)
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{
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if (!args.CanAccess || !args.CanInteract)
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return;
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if (!CanOpen(args.User, args.Target, silent: true, component))
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return;
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InteractionVerb verb = new();
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if (component.Open)
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{
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verb.Text = Loc.GetString("verb-common-close");
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verb.Icon = new SpriteSpecifier.Texture(new("/Textures/Interface/VerbIcons/close.svg.192dpi.png"));
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}
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else
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{
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verb.Text = Loc.GetString("verb-common-open");
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verb.Icon = new SpriteSpecifier.Texture(
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new("/Textures/Interface/VerbIcons/open.svg.192dpi.png"));
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}
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verb.Act = () => ToggleOpen(args.User, args.Target, component);
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args.Verbs.Add(verb);
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}
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public void ToggleOpen(EntityUid user, EntityUid target, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(target, ref component))
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return;
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if (component.Open)
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{
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TryCloseStorage(target);
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}
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else
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{
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TryOpenStorage(user, target);
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}
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}
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public void EmptyContents(EntityUid uid, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(uid, ref component))
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return;
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var uidXform = Transform(uid);
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var containedArr = component.Contents.ContainedEntities.ToArray();
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foreach (var contained in containedArr)
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{
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Remove(contained, uid, component, uidXform);
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}
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}
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public void OpenStorage(EntityUid uid, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(uid, ref component))
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return;
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var beforeev = new StorageBeforeOpenEvent();
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RaiseLocalEvent(uid, ref beforeev);
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component.Open = true;
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Dirty(component);
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EmptyContents(uid, component);
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ModifyComponents(uid, component);
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if (_net.IsClient && _timing.IsFirstTimePredicted)
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_audio.PlayPvs(component.OpenSound, uid);
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ReleaseGas(uid, component);
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var afterev = new StorageAfterOpenEvent();
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RaiseLocalEvent(uid, ref afterev);
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}
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public void CloseStorage(EntityUid uid, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(uid, ref component))
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return;
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component.Open = false;
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Dirty(component);
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var targetCoordinates = new EntityCoordinates(uid, component.EnteringOffset);
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var entities = _lookup.GetEntitiesInRange(targetCoordinates, component.EnteringRange, LookupFlags.Approximate | LookupFlags.Dynamic | LookupFlags.Sundries);
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var ev = new StorageBeforeCloseEvent(entities, new());
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RaiseLocalEvent(uid, ref ev);
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var count = 0;
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foreach (var entity in ev.Contents)
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{
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if (!ev.BypassChecks.Contains(entity))
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{
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if (!CanFit(entity, uid, component.Whitelist))
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continue;
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}
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if (!AddToContents(entity, uid, component))
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continue;
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count++;
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if (count >= component.Capacity)
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break;
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}
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TakeGas(uid, component);
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ModifyComponents(uid, component);
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if (_net.IsClient && _timing.IsFirstTimePredicted)
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_audio.PlayPvs(component.CloseSound, uid);
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component.LastInternalOpenAttempt = default;
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var afterev = new StorageAfterCloseEvent();
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RaiseLocalEvent(uid, ref afterev);
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}
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public bool Insert(EntityUid toInsert, EntityUid container, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(container, ref component))
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return false;
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if (component.Open)
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{
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_transform.SetWorldPosition(toInsert, _transform.GetWorldPosition(container));
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return true;
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}
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var inside = EnsureComp<InsideEntityStorageComponent>(toInsert);
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inside.Storage = container;
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return component.Contents.Insert(toInsert, EntityManager);
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}
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public bool Remove(EntityUid toRemove, EntityUid container, SharedEntityStorageComponent? component = null, TransformComponent? xform = null)
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{
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if (!Resolve(container, ref component, ref xform, false))
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return false;
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RemComp<InsideEntityStorageComponent>(toRemove);
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component.Contents.Remove(toRemove, EntityManager);
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var pos = _transform.GetWorldPosition(xform) + _transform.GetWorldRotation(xform).RotateVec(component.EnteringOffset);
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_transform.SetWorldPosition(toRemove, pos);
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return true;
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}
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public bool CanInsert(EntityUid container, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(container, ref component))
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return false;
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if (component.Open)
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return true;
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if (component.Contents.ContainedEntities.Count >= component.Capacity)
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return false;
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return true;
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}
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public bool TryOpenStorage(EntityUid user, EntityUid target, bool silent = false)
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{
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if (!CanOpen(user, target, silent))
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return false;
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OpenStorage(target);
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return true;
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}
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public bool TryCloseStorage(EntityUid target)
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{
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if (!CanClose(target))
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{
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return false;
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}
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CloseStorage(target);
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return true;
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}
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public bool CanOpen(EntityUid user, EntityUid target, bool silent = false, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(target, ref component))
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return false;
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if (!HasComp<HandsComponent>(user))
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return false;
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if (component.IsWeldedShut)
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{
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if (!silent && !component.Contents.Contains(user) && _net.IsServer)
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Popup.PopupEntity(Loc.GetString("entity-storage-component-welded-shut-message"), target);
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return false;
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}
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//Checks to see if the opening position, if offset, is inside of a wall.
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if (component.EnteringOffset != (0, 0) && !HasComp<WallMountComponent>(target)) //if the entering position is offset
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{
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var newCoords = new EntityCoordinates(target, component.EnteringOffset);
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if (!_interaction.InRangeUnobstructed(target, newCoords, 0, collisionMask: component.EnteringOffsetCollisionFlags))
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{
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if (!silent && _net.IsServer)
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Popup.PopupEntity(Loc.GetString("entity-storage-component-cannot-open-no-space"), target);
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return false;
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}
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}
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var ev = new StorageOpenAttemptEvent(silent);
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RaiseLocalEvent(target, ref ev, true);
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return !ev.Cancelled;
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}
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public bool CanClose(EntityUid target, bool silent = false)
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{
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var ev = new StorageCloseAttemptEvent();
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RaiseLocalEvent(target, ref ev, silent);
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return !ev.Cancelled;
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}
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public bool AddToContents(EntityUid toAdd, EntityUid container, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(container, ref component))
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return false;
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if (toAdd == container)
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return false;
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if (TryComp<PhysicsComponent>(toAdd, out var phys))
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{
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var aabb = _physics.GetWorldAABB(toAdd, body: phys);
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if (component.MaxSize < aabb.Size.X || component.MaxSize < aabb.Size.Y)
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return false;
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}
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return Insert(toAdd, container, component);
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}
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public bool CanFit(EntityUid toInsert, EntityUid container, EntityWhitelist? whitelist)
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{
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// conditions are complicated because of pizzabox-related issues, so follow this guide
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// 0. Accomplish your goals at all costs.
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// 1. AddToContents can block anything
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// 2. maximum item count can block anything
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// 3. ghosts can NEVER be eaten
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// 4. items can always be eaten unless a previous law prevents it
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// 5. if this is NOT AN ITEM, then mobs can always be eaten unless a previous
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// law prevents it
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// 6. if this is an item, then mobs must only be eaten if some other component prevents
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// pick-up interactions while a mob is inside (e.g. foldable)
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var attemptEvent = new InsertIntoEntityStorageAttemptEvent();
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RaiseLocalEvent(toInsert, ref attemptEvent);
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if (attemptEvent.Cancelled)
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return false;
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var targetIsMob = HasComp<BodyComponent>(toInsert);
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var storageIsItem = HasComp<ItemComponent>(container);
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var allowedToEat = whitelist?.IsValid(toInsert) ?? HasComp<ItemComponent>(toInsert);
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// BEFORE REPLACING THIS WITH, I.E. A PROPERTY:
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// Make absolutely 100% sure you have worked out how to stop people ending up in backpacks.
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// Seriously, it is insanely hacky and weird to get someone out of a backpack once they end up in there.
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// And to be clear, they should NOT be in there.
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// For the record, what you need to do is empty the backpack onto a PlacableSurface (table, rack)
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if (targetIsMob)
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{
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if (!storageIsItem)
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allowedToEat = true;
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else
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{
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var storeEv = new StoreMobInItemContainerAttemptEvent();
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RaiseLocalEvent(container, ref storeEv);
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allowedToEat = storeEv is { Handled: true, Cancelled: false };
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}
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}
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return allowedToEat;
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}
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private void ModifyComponents(EntityUid uid, SharedEntityStorageComponent? component = null)
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{
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if (!Resolve(uid, ref component))
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return;
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if (!component.IsCollidableWhenOpen && TryComp<FixturesComponent>(uid, out var fixtures) &&
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fixtures.Fixtures.Count > 0)
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{
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// currently only works for single-fixture entities. If they have more than one fixture, then
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// RemovedMasks needs to be tracked separately for each fixture, using a fixture Id Dictionary. Also the
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// fixture IDs probably cant be automatically generated without causing issues, unless there is some
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// guarantee that they will get deserialized with the same auto-generated ID when saving+loading the map.
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var fixture = fixtures.Fixtures.Values.First();
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if (component.Open)
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{
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component.RemovedMasks = fixture.CollisionLayer & component.MasksToRemove;
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_physics.SetCollisionLayer(uid, fixture, fixture.CollisionLayer & ~component.MasksToRemove,
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manager: fixtures);
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}
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else
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{
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_physics.SetCollisionLayer(uid, fixture, fixture.CollisionLayer | component.RemovedMasks,
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manager: fixtures);
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component.RemovedMasks = 0;
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}
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}
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if (TryComp<PlaceableSurfaceComponent>(uid, out var surface))
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_placeableSurface.SetPlaceable(uid, component.Open, surface);
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_appearance.SetData(uid, StorageVisuals.Open, component.Open);
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_appearance.SetData(uid, StorageVisuals.HasContents, component.Contents.ContainedEntities.Count > 0);
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}
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protected virtual void TakeGas(EntityUid uid, SharedEntityStorageComponent component)
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{
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}
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public virtual void ReleaseGas(EntityUid uid, SharedEntityStorageComponent component)
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{
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}
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}
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