rjw-genes/Source/Genes/Diseases/Patches/Patch_AftersexUtility_TransferGeneticDiseases.cs
2024-07-03 17:07:42 +02:00

111 lines
4 KiB
C#

using HarmonyLib;
using rjw;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Verse;
namespace RJW_Genes.Genes.Diseases.Patches
{
[HarmonyPatch(typeof(SexUtility), "Aftersex")]
public class Patch_AftersexUtility_TransferGeneticDiseases
{
public static void Postfix(SexProps props)
{
if (!RJW_Genes_Settings.rjw_genes_genetic_disease_spread) return;
if (props == null || props.pawn == null || props.partner == null) return;
Pawn pawn = props.pawn;
Pawn partner = props.partner;
if (pawn == partner) return;
if (pawn.IsAnimal() || partner.IsAnimal()) return;
if (pawn.genes == null || partner.genes == null) return;
// No Infections on Condom Use
if (props.usedCondom) return;
// Exit early if settings require penetrative sex, but this is not penetrative sex
if (!IsPenetrativeSex(props) && RJW_Genes_Settings.rjw_genes_genetic_disease_spread_only_on_penetrative_sex) return;
ModLog.Debug($"Firing Patch_TransferGeneticDiseases for {pawn} and {partner}");
TryTransferGeneticDiseases(pawn, partner, props);
TryTransferGeneticDiseases(partner, pawn, props);
}
private static void TryTransferGeneticDiseases(Pawn infector, Pawn infected, SexProps props)
{
if (infected.genes.HasActiveGene(GeneDefOf.rjw_genes_genetic_disease_immunity))
{
ModLog.Debug($"{infected} is immune to genetic diseases");
return;
}
if (infected.Dead)
{
// Dead people can spread, but not receive, diseases.
return;
}
foreach (GeneDef disease in GetGeneticDiseaseGenes(infector)) {
ModLog.Debug($"Found genetic disease {disease} in {infector}, trying to infect {infected}");
if (infected.genes.HasActiveGene(disease))
continue;
if ((new Random()).NextDouble() <= LookupDiseaseInfectionChance(disease))
{
infected.genes.AddGene(disease, !RJW_Genes_Settings.rjw_genes_genetic_disease_as_endogenes);
}
}
}
private static List<GeneDef> GetGeneticDiseaseGenes(Pawn pawn)
{
if (pawn != null && pawn.genes != null)
{
return pawn.genes
.GenesListForReading
.ConvertAll(gene => gene.def)
.Where(genedef => pawn.genes.HasActiveGene(genedef))
.Where(IsGeneticDiseaseGene)
.ToList();
}
return new List<GeneDef>() { };
}
private static bool IsPenetrativeSex(SexProps props)
{
if (props == null) return false;
return props.sexType ==
xxx.rjwSextype.Vaginal
|| props.sexType == xxx.rjwSextype.Anal
|| props.sexType == xxx.rjwSextype.Oral
|| props.sexType == xxx.rjwSextype.DoublePenetration
|| props.sexType == xxx.rjwSextype.Fellatio
|| props.sexType == xxx.rjwSextype.Sixtynine;
}
private static bool IsGeneticDiseaseGene(GeneDef geneDef)
{
if (geneDef == null) return false;
GeneticDiseaseExtension diseaseExt = geneDef.GetModExtension<GeneticDiseaseExtension>();
return diseaseExt != null;
}
private static float LookupDiseaseInfectionChance(GeneDef geneDef)
{
if (IsGeneticDiseaseGene(geneDef))
{
GeneticDiseaseExtension diseaseExt = geneDef.GetModExtension<GeneticDiseaseExtension>();
return diseaseExt != null ? diseaseExt.infectionChance : 0.0f;
}
else
return 0.0f;
}
}
}