Internals Dropping (#15710)

Co-authored-by: Matt Atlas <liermattia@gmail.com>

code/_onclick/hud/screen_object_types/internals.dm

@@ -14,14 +14,7 @@
 			if(C.internals)
 				C.internals.icon_state = "internal0"
 		else
-
-			var/no_mask
-			if(!(C.wear_mask && C.wear_mask.item_flags & AIRTIGHT))
-				var/mob/living/carbon/human/H = C
-				if(!(H.head && H.head.item_flags & AIRTIGHT))
-					no_mask = 1
-
-			if(no_mask)
+			if(!has_internals_mask(C))
 				to_chat(C, "<span class='notice'>You are not wearing a suitable mask or helmet.</span>")
 				return 1
 			else
@@ -150,3 +143,14 @@
 						C.internals.icon_state = "internal1"
 				else
 					to_chat(C, "<span class='notice'>You don't have a[breathes==GAS_OXYGEN ? "n oxygen" : addtext(" ",breathes)] tank.</span>")
+
+/obj/screen/internals/proc/lose_internals(var/mob/living/carbon/human/user)
+	icon_state = "internal0"
+	user.internal = null
+
+/obj/screen/internals/proc/has_internals_mask(var/mob/living/carbon/human/user)
+	if(user.wear_mask && HAS_FLAG(user.wear_mask.item_flags, AIRTIGHT))
+		return TRUE
+	if(user.head && HAS_FLAG(user.head.item_flags, AIRTIGHT))
+		return TRUE
+	return FALSE

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

@@ -142,6 +142,8 @@ This saves us from having to call add_fingerprint() any time something is put in
 				update_inv_l_ear(0)
 				update_inv_r_ear(0)
 				update_inv_wear_mask(0)
+		if(internal && internals && !internals.has_internals_mask(src))
+			internals.lose_internals(src)
 		update_inv_head()
 	else if (W == l_ear)
 		l_ear = null
@@ -176,10 +178,8 @@ This saves us from having to call add_fingerprint() any time something is put in
 				update_hair(0)	//rebuild hair
 				update_inv_l_ear(0)
 				update_inv_r_ear(0)
-		if(internal)
-			if(internals)
-				internals.icon_state = "internal0"
-			internal = null
+		if(internal && internals && !internals.has_internals_mask(src))
+			internals.lose_internals(src)
 		update_inv_wear_mask()
 	else if (W == wear_id)
 		wear_id = null

html/changelogs/geeves-internals_dropping.yml

@@ -0,0 +1,7 @@
+author: Geeves
+
+delete-after: True
+
+changes:
+  - bugfix: "You will no longer lose internals if you drop a mask/helmet and have an airtight helmet/mask to spare."
+  - bugfix: "You will now lose internals if you drop a helmet and don't have an airtight mask to spare."