77 lines
2.2 KiB
C#
77 lines
2.2 KiB
C#
using System.Collections.Generic;
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using Content.Shared.Chemistry.Components;
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using Content.Shared.Chemistry.Reagent;
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using Content.Shared.FixedPoint;
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using JetBrains.Annotations;
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using Robust.Shared.GameObjects;
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using Robust.Shared.IoC;
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using Robust.Shared.Random;
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using Robust.Shared.Serialization.Manager.Attributes;
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namespace Content.Shared.Chemistry.Reagent
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{
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/// <summary>
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/// Reagent effects describe behavior that occurs when a reagent is ingested and metabolized by some
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/// organ. They only trigger when all of <see cref="Conditions"/> are satisfied.
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/// </summary>
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[ImplicitDataDefinitionForInheritors]
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[MeansImplicitUse]
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public abstract class ReagentEffect
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{
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/// <summary>
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/// The list of conditions required for the effect to activate. Not required.
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/// </summary>
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[DataField("conditions")]
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public ReagentEffectCondition[]? Conditions;
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/// <summary>
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/// What's the chance, from 0 to 1, that this effect will occur?
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/// </summary>
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[DataField("probability")]
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public float Probability = 1.0f;
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public abstract void Effect(ReagentEffectArgs args);
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}
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public static class ReagentEffectExt
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{
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public static bool ShouldApply(this ReagentEffect effect, ReagentEffectArgs args,
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IRobustRandom? random = null)
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{
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if (random == null)
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random = IoCManager.Resolve<IRobustRandom>();
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if (effect.Probability < 1.0f && !random.Prob(effect.Probability))
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return false;
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if (effect.Conditions != null)
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{
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foreach (var cond in effect.Conditions)
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{
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if (!cond.Condition(args))
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return false;
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}
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}
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return true;
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}
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}
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public enum ReactionMethod
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{
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Touch,
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Injection,
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Ingestion,
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}
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public readonly record struct ReagentEffectArgs(
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EntityUid SolutionEntity,
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EntityUid? OrganEntity,
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Solution? Source,
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ReagentPrototype Reagent,
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FixedPoint2 Quantity,
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IEntityManager EntityManager,
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ReactionMethod? Method
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);
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}
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