Christopher Wiebe
b451f83174
Captures the pre-Godot-port state of the codebase. This is the rollback anchor for the Godot port (M0 of theriapolis-rpg-implementation-plan-godot-port.md). All Phase 0 through Phase 6.5 work is included; Phase 7 is in flight. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
56 lines
2.6 KiB
C#
56 lines
2.6 KiB
C#
namespace Theriapolis.Core.Rules.Character;
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/// <summary>
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/// Phase 6.5 M4 — universal Hybrid detriments, applied automatically to
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/// every <see cref="HybridState"/>-bearing character per
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/// <c>theriapolis-rpg-clades.md</c> HYBRID ORIGIN section.
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///
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/// The four detriments are *invariant rules*, not authored content —
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/// they don't vary per hybrid character — so they ship as code constants
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/// rather than a JSON content block. (Plan §3.1's "HybridDetrimentsDef
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/// loader" is documented as deviation: code constants are simpler and
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/// match the design's universality.)
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///
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/// 1. <see cref="ScentDysphoriaSaveDc"/> — WIS save DC 10 imposed on the
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/// first NPC interaction; failure → disadvantage on first CHA check.
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/// 2. <see cref="IllegibleBodyLanguagePenalty"/> — disadvantage on
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/// nonverbal CHA checks with purebred NPCs.
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/// 3. <see cref="SocialStigmaFirstCheckPenalty"/> — -2 to first CHA check
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/// with strangers in non-progressive settlements.
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/// 4. <see cref="MedicalIncompatibilityMultiplier"/> — healing from
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/// potions / Field Repair / Lay on Paws scaled by 0.75.
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/// </summary>
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public static class HybridDetriments
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{
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/// <summary>WIS save DC for Scent Dysphoria detection check.</summary>
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public const int ScentDysphoriaSaveDc = 10;
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/// <summary>Magnitude of the Social Stigma first-CHA-check penalty (negative).</summary>
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public const int SocialStigmaFirstCheckPenalty = -2;
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/// <summary>
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/// Multiplier applied to healing received by a hybrid character.
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/// 0.75 = three-quarters effective per <c>clades.md</c>; round down.
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/// </summary>
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public const float MedicalIncompatibilityMultiplier = 0.75f;
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/// <summary>True if Illegible Body Language imposes disadvantage on the given check.</summary>
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public static bool IllegibleBodyLanguagePenalty => true;
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/// <summary>
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/// Apply the Medical Incompatibility multiplier to a heal amount when
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/// the recipient is a hybrid PC. Round down per <c>clades.md</c>.
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/// Non-hybrid recipients pass through unchanged.
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/// </summary>
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public static int ScaleHealForHybrid(Character recipient, int rawHeal)
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{
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if (recipient.Hybrid is null) return rawHeal;
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if (rawHeal <= 0) return rawHeal;
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// Round down — clades.md says "function at 75% effectiveness (round
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// down)". (int)(0.75 * 7) = 5; (int)(0.75 * 1) = 0 → clamp to 1
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// because "no heal" is mechanically harsher than "small heal".
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int scaled = (int)(rawHeal * MedicalIncompatibilityMultiplier);
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return System.Math.Max(1, scaled);
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}
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}
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