37 lines
1.1 KiB
C#
37 lines
1.1 KiB
C#
namespace Content.Server.NPC.HTN.PrimitiveTasks.Operators;
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/// <summary>
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/// Waits the specified amount of time. Removes the key when finished.
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/// </summary>
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public sealed class WaitOperator : HTNOperator
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{
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/// <summary>
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/// Blackboard key for the time we'll wait for.
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/// </summary>
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[DataField("key", required: true)] public string Key = string.Empty;
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public override HTNOperatorStatus Update(NPCBlackboard blackboard, float frameTime)
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{
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if (!blackboard.TryGetValue<float>(Key, out var timer))
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{
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return HTNOperatorStatus.Finished;
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}
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timer -= frameTime;
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blackboard.SetValue(Key, timer);
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return timer <= 0f ? HTNOperatorStatus.Finished : HTNOperatorStatus.Continuing;
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}
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public override void Shutdown(NPCBlackboard blackboard, HTNOperatorStatus status)
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{
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base.Shutdown(blackboard, status);
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// The replacement plan may want this value so only dump it if we're successful.
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if (status != HTNOperatorStatus.BetterPlan)
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{
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blackboard.Remove<float>(Key);
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}
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}
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}
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