37 lines
1.2 KiB
C#
37 lines
1.2 KiB
C#
using Content.Server.Atmos.EntitySystems;
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using Content.Server.Xenoarchaeology.Artifact.XAT.Components;
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using Content.Shared.Xenoarchaeology.Artifact.Components;
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using Content.Shared.Xenoarchaeology.Artifact.XAT;
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namespace Content.Server.Xenoarchaeology.Artifact.XAT;
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/// <summary>
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/// System for xeno artifact trigger, which gets activated from some gas being on the same time as artifact with certain concentration.
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/// </summary>
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public sealed class XATGasSystem : BaseQueryUpdateXATSystem<XATGasComponent>
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{
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[Dependency] private readonly AtmosphereSystem _atmosphere = default!;
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protected override void UpdateXAT(Entity<XenoArtifactComponent> artifact, Entity<XATGasComponent, XenoArtifactNodeComponent> node, float frameTime)
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{
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var xform = Transform(artifact);
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if (_atmosphere.GetTileMixture((artifact, xform)) is not { } mixture)
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return;
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var gasTrigger = node.Comp1;
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var moles = mixture.GetMoles(gasTrigger.TargetGas);
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if (gasTrigger.ShouldBePresent)
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{
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if (moles >= gasTrigger.Moles)
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Trigger(artifact, node);
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}
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else
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{
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if (moles <= gasTrigger.Moles)
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Trigger(artifact, node);
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}
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}
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}
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