Resizing Genes now trigger on 20th Birthday Earliest, Fixes #11

Source/Genes/GenitaliaSize/Patch_ResizingOnAdulthood.cs

@@ -0,0 +1,30 @@
+using HarmonyLib;
+using Verse;
+
+namespace RJW_Genes
+{
+    /// <summary>
+    /// This Patch adds behavior to all resizing genes: 
+    /// At Age RESIZING_MIN_AGE the Pawns Resizing Genes will trigger again, if not already triggered somewhere else.
+    /// This is meant to allow kids to grow up without resized genitals, and resize later (Fixing #11). 
+    /// </summary>
+    [HarmonyPatch(typeof(Pawn_AgeTracker), "BirthdayBiological")]
+    public class Patch_ResizingOnAdulthood
+    {
+
+        static void Postfix(Pawn ___pawn, int birthdayAge)
+        {
+            if (birthdayAge >= Gene_GenitaliaResizingGene.RESIZING_AGE)
+            {
+                foreach(Gene_GenitaliaResizingGene gene in GeneUtility.GetGenitaliaResizingGenes(___pawn))
+                {
+                    if (!gene.WasApplied)
+                    {
+                        gene.Resize();
+                        gene.WasApplied = true;
+                    }
+                }
+            }
+        }
+    }
+}