Oozeling hair buff (#9914)

* does the thing

* rahhh

code/__DEFINES/traits.dm

@@ -196,6 +196,7 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 #define TRAIT_NOLIMBDISABLE		"no_limb_disable"
 #define TRAIT_EASYLIMBDISABLE	"easy_limb_disable"
 #define TRAIT_TOXINLOVER		"toxinlover"
+#define TRAIT_NOHAIRLOSS		"no_hair_loss"
 #define TRAIT_NOBREATH			"no_breath"
 #define TRAIT_ANTIMAGIC			"anti_magic"
 #define TRAIT_HOLY				"holy"

code/datums/diseases/advance/symptoms/shedding.dm

@@ -33,6 +33,9 @@ BONUS
 		return
 
 	var/mob/living/M = A.affected_mob
+
+	if(HAS_TRAIT(M, TRAIT_NOHAIRLOSS))
+		return
 	if(prob(base_message_chance))
 		to_chat(M, "<span class='warning'>[pick("Your scalp itches.", "Your skin feels flaky.")]</span>")
 	if(ishuman(M))

code/modules/mob/living/carbon/human/species.dm

@@ -1429,7 +1429,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 			H.domutcheck()
 
 	if(radiation > RAD_MOB_HAIRLOSS)
-		if(prob(15) && !(H.hair_style == "Bald") && (HAIR in species_traits))
+		if(prob(15) && !(H.hair_style == "Bald") && (HAIR in species_traits) && !HAS_TRAIT(H, TRAIT_NOHAIRLOSS))
 			to_chat(H, "<span class='danger'>Your hair starts to fall out in clumps.</span>")
 			addtimer(CALLBACK(src, PROC_REF(go_bald), H), 50)
 

code/modules/mob/living/carbon/human/species_types/oozelings.dm

@@ -4,7 +4,7 @@
 	bodyflag = FLAG_OOZELING
 	default_color = "00FF90"
 	species_traits = list(MUTCOLORS,EYECOLOR,HAIR,FACEHAIR)
-	inherent_traits = list(TRAIT_TOXINLOVER,TRAIT_NOFIRE,TRAIT_ALWAYS_CLEAN,TRAIT_EASYDISMEMBER)
+	inherent_traits = list(TRAIT_TOXINLOVER,TRAIT_NOHAIRLOSS,TRAIT_NOFIRE,TRAIT_ALWAYS_CLEAN,TRAIT_EASYDISMEMBER)
 	hair_color = "mutcolor"
 	hair_alpha = 150
 	mutantlungs = /obj/item/organ/lungs/slime