59 lines
2.4 KiB
C#
59 lines
2.4 KiB
C#
using Content.Server.Fluids.EntitySystems;
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using Content.Shared.Chemistry.Components;
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using Content.Shared.Chemistry.Reaction;
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using Content.Shared.Chemistry.Reagent;
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using Content.Shared.FixedPoint;
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using Content.Shared.Movement.Components;
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using Content.Shared.Movement.Systems;
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using Content.Shared.Slippery;
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using Content.Shared.StepTrigger.Components;
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using Content.Shared.StepTrigger.Systems;
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using JetBrains.Annotations;
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using Robust.Shared.Map;
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namespace Content.Server.Chemistry.TileReactions
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{
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[UsedImplicitly]
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[DataDefinition]
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public sealed partial class SpillTileReaction : ITileReaction
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{
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[DataField("launchForwardsMultiplier")] private float _launchForwardsMultiplier = 1;
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[DataField("requiredSlipSpeed")] private float _requiredSlipSpeed = 6;
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[DataField("paralyzeTime")] private float _paralyzeTime = 1;
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/// <summary>
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/// <see cref="SlipperyComponent.SuperSlippery"/>
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/// </summary>
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[DataField("superSlippery")] private bool _superSlippery;
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public FixedPoint2 TileReact(TileRef tile, ReagentPrototype reagent, FixedPoint2 reactVolume)
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{
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if (reactVolume < 5)
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return FixedPoint2.Zero;
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var entityManager = IoCManager.Resolve<IEntityManager>();
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if (entityManager.EntitySysManager.GetEntitySystem<PuddleSystem>()
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.TrySpillAt(tile, new Solution(reagent.ID, reactVolume), out var puddleUid, false, false))
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{
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var slippery = entityManager.EnsureComponent<SlipperyComponent>(puddleUid);
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slippery.LaunchForwardsMultiplier = _launchForwardsMultiplier;
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slippery.ParalyzeTime = _paralyzeTime;
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slippery.SuperSlippery = _superSlippery;
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entityManager.Dirty(puddleUid, slippery);
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var step = entityManager.EnsureComponent<StepTriggerComponent>(puddleUid);
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entityManager.EntitySysManager.GetEntitySystem<StepTriggerSystem>().SetRequiredTriggerSpeed(puddleUid, _requiredSlipSpeed, step);
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var slow = entityManager.EnsureComponent<SpeedModifierContactsComponent>(puddleUid);
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var speedModifier = 1 - reagent.Viscosity;
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entityManager.EntitySysManager.GetEntitySystem<SpeedModifierContactsSystem>().ChangeModifiers(puddleUid, speedModifier, slow);
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return reactVolume;
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}
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return FixedPoint2.Zero;
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}
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}
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}
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