Delta-v/Content.Server/NPC/HTN/Preconditions/ActiveHandEntityPreconditio...

23 lines
718 B
C#

using Content.Server.Hands.Systems;
namespace Content.Server.NPC.HTN.Preconditions;
/// <summary>
/// Returns true if an entity is held in the active hand.
/// </summary>
public sealed partial class ActiveHandEntityPrecondition : HTNPrecondition
{
[Dependency] private readonly IEntityManager _entManager = default!;
public override bool IsMet(NPCBlackboard blackboard)
{
if (!blackboard.TryGetValue(NPCBlackboard.Owner, out EntityUid owner, _entManager) ||
!blackboard.TryGetValue(NPCBlackboard.ActiveHand, out string? activeHand, _entManager))
{
return false;
}
return !_entManager.System<HandsSystem>().HandIsEmpty(owner, activeHand);
}
}