44 lines
1.5 KiB
C#
44 lines
1.5 KiB
C#
using Robust.Shared.Containers;
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using Robust.Shared.Prototypes;
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using Robust.Shared.Timing;
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namespace Content.Shared.Containers;
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/// <summary>
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/// Applies / removes an entity prototype from a child entity when it's inserted into a container.
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/// </summary>
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public sealed class ContainerCompSystem : EntitySystem
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{
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[Dependency] private readonly IGameTiming _timing = default!;
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[Dependency] private readonly IPrototypeManager _proto = default!;
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public override void Initialize()
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{
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base.Initialize();
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SubscribeLocalEvent<ContainerCompComponent, EntInsertedIntoContainerMessage>(OnConInsert);
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SubscribeLocalEvent<ContainerCompComponent, EntRemovedFromContainerMessage>(OnConRemove);
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}
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private void OnConRemove(Entity<ContainerCompComponent> ent, ref EntRemovedFromContainerMessage args)
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{
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if (args.Container.ID != ent.Comp.Container || _timing.ApplyingState)
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return;
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if (_proto.TryIndex(ent.Comp.Proto, out var entProto))
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{
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EntityManager.RemoveComponents(args.Entity, entProto.Components);
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}
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}
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private void OnConInsert(Entity<ContainerCompComponent> ent, ref EntInsertedIntoContainerMessage args)
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{
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if (args.Container.ID != ent.Comp.Container || _timing.ApplyingState)
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return;
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if (_proto.TryIndex(ent.Comp.Proto, out var entProto))
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{
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EntityManager.AddComponents(args.Entity, entProto.Components);
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}
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}
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}
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