[MIRROR] Fixes negative bodytemp in some cases and shivering not doing anything unless you're already very cold (#5674)

* Fixes negative bodytemp in some cases and shivering not doing anything unless you're already very cold (#35796)

* - Stop subtracting from bodytemp please
- Also fixes shivering

* - Jesus christ why did you make me do this

* - missed one

* Fixes negative bodytemp in some cases and shivering not doing anything unless you're already very cold

code/game/objects/items/grenades/syndieminibomb.dm

@@ -47,5 +47,5 @@
 			addtimer(CALLBACK(F, /turf/open/floor.proc/MakeDry, TURF_WET_PERMAFROST), rand(3000, 3100))
 			for(var/mob/living/carbon/L in T)
 				L.adjustStaminaLoss(stamina_damage)
-				L.bodytemperature -= 230
+				L.adjust_bodytemperature(-230)
 	qdel(src)

code/game/objects/structures/traps.dm

@@ -105,7 +105,7 @@
 /obj/structure/trap/chill/trap_effect(mob/living/L)
 	to_chat(L, "<span class='danger'><B>You're frozen solid!</B></span>")
 	L.Knockdown(20)
-	L.bodytemperature -= 300
+	L.adjust_bodytemperature(-300)
 	L.apply_status_effect(/datum/status_effect/freon)
 
 

code/game/objects/structures/watercloset.dm

@@ -421,10 +421,10 @@
 
 /obj/machinery/shower/proc/check_heat(mob/living/carbon/C)
 	if(watertemp == "freezing")
-		C.bodytemperature = max(80, C.bodytemperature - 80)
+		C.adjust_bodytemperature(-80, 80)
 		to_chat(C, "<span class='warning'>The water is freezing!</span>")
 	else if(watertemp == "boiling")
-		C.bodytemperature = min(500, C.bodytemperature + 35)
+		C.adjust_bodytemperature(35, 0, 500)
 		C.adjustFireLoss(5)
 		to_chat(C, "<span class='danger'>The water is searing!</span>")