Handle inheritable xenotypes and hybrids

1.4/source/RJW_Menstruation/RJW_Menstruation/Hediff_MultiplePregnancy.cs

@@ -439,6 +439,20 @@ namespace RJW_Menstruation
                         firstbaby = baby;
                         request.FixedGender = baby.gender;
                         request.ForcedEndogenes = baby.genes?.Endogenes.Select(gene => gene.def).ToList();
+                        if (GeneUtility.SameHeritableXenotype(mother, father) && mother.genes.UniqueXenotype)
+                        {
+                            baby.genes.xenotypeName = mother.genes.xenotypeName;
+                            baby.genes.iconDef = mother.genes.iconDef;
+                        }
+                        if (baby.genes != null)
+                        {
+                            baby.genes.SetXenotypeDirect(BabyXenoTypeDecider(mother, father, out bool hybridBaby));
+                            if(hybridBaby)
+                            {
+                                baby.genes.hybrid = true;
+                                baby.genes.xenotypeName = "Hybrid".Translate();
+                            }
+                        }
                     }
                     else
                     {
@@ -451,6 +465,14 @@ namespace RJW_Menstruation
                             baby.story.bodyType = firstbaby.story.bodyType;
                         }
 
+                        if (baby.genes != null)
+                        {
+                            baby.genes.SetXenotypeDirect(firstbaby.genes.Xenotype);
+                            baby.genes.xenotypeName = firstbaby.genes.xenotypeName;
+                            baby.genes.iconDef = firstbaby.genes.iconDef;
+                            baby.genes.hybrid = firstbaby.genes.hybrid;
+                        }
+
                         if (baby.IsHAR())
                             HARCompatibility.CopyHARProperties(baby, firstbaby);
                         //if (Configurations.AnimalGeneticsActivated)
@@ -621,6 +643,39 @@ namespace RJW_Menstruation
 
         }
 
+        public XenotypeDef BabyXenoTypeDecider(Pawn mother, Pawn father, out bool hybrid)
+        {
+            hybrid = false;
+            bool hybridMother = mother?.genes?.hybrid ?? false;
+            bool hybridFather = father?.genes?.hybrid ?? false;
+            if (hybridMother && hybridFather)
+            {
+                hybrid = true;
+                return null;
+            }
+            XenotypeDef motherInheritableXenotype = mother?.genes?.Xenotype;
+            XenotypeDef fatherInheritableXenotype = father?.genes?.Xenotype;
+            if (!motherInheritableXenotype.inheritable) motherInheritableXenotype = null;
+            if (!fatherInheritableXenotype.inheritable) fatherInheritableXenotype = null;
+
+            // If they're the same (or both null)
+            if (motherInheritableXenotype == fatherInheritableXenotype)
+            {
+                // Both null, but one's a hybrid
+                if (motherInheritableXenotype == null && (hybridMother || hybridFather))
+                    hybrid = true;
+                
+                return motherInheritableXenotype;
+            }
+
+            // If one is null and the other isn't
+            if ((motherInheritableXenotype == null) != (fatherInheritableXenotype == null)) return motherInheritableXenotype ?? fatherInheritableXenotype;
+
+            // So two different inheritable ones
+            hybrid = true;
+            return null;
+        }
+
         public PawnKindDef GetHybrid(Pawn first, Pawn second)
         {
             PawnKindDef res = null;

changelogs.txt

@@ -1,5 +1,6 @@
 Version 1.0.8.1
  - Added the option for humans to start Biotech pregnancies if the DLC is enabled. If set, non-humans will use the old multiple pregnancy instead.
+ - Babies conceived through the multiple pregnancy option will now properly inherit xenotypes.
  - Properly track biotech pregnancy through labor.
  - A biotech pregnancy will pause before going into labor if another womb already is in labor.