rjw-patch-autopsy/Source/RJW_patch_Autopsy/Patches/NewMedicalRecipesUtilityPatch.cs

using System;
using System.Collections.Generic;
using System.Linq;
using Verse;
using rjw;
using Autopsy;
using HarmonyLib;

namespace RJW_patch_Autopsy
{
    [HarmonyPatch(typeof(NewMedicalRecipesUtility), "TraverseBody")]
    public static class NewMedicalRecipesUtilityPatch
    {
        [HarmonyPostfix]
        public static void AddRjwParts(RecipeInfo recipeInfo, Corpse corpse, float skillChance, ref IEnumerable<Thing> __result)
        {
            var previousResult = __result.ToList();

            //Collect rjw rediffs
            IEnumerable<Hediff> rjwDiffs = from x in corpse.InnerPawn.health.hediffSet.hediffs
                                           where x is Hediff_PartBaseNatural || x is Hediff_PartBaseArtifical
                                           select x;

            //Collect parts from hediffs rjw's surgery methods
            IEnumerable<Thing> rjwThings = rjwDiffs.Select(d => SexPartAdder.recipePartRemover(d));

            //Simulate success chance scaled with skill etc.
            rjwThings.ToList().ForEach(t => { if (Rand.Chance(Math.Min(skillChance, recipeInfo.NaturalChance))) previousResult.Add(t); });

            //Remove all parts that were tried to harves from the corpse
            rjwDiffs.ToList().ForEach(d => corpse.InnerPawn.health.RemoveHediff(d));

            __result = previousResult;
        }
    }
}