Ports funky closet animations from Yog (#12989)

code/game/objects/items/airbubble.dm

@@ -57,8 +57,6 @@
 	desc = "Special air bubble designed to protect people inside of it from decompressed environments. Has an integrated cooling unit to preserve a stable temperature inside. Requires a power cell to operate."
 	icon = 'icons/obj/airbubble.dmi'
 	icon_state = "airbubble"
-	icon_closed = "airbubble"
-	icon_opened = "airbubble_open"
 	open_sound = 'sound/items/zip.ogg'
 	close_sound = 'sound/items/zip.ogg'
 	var/item_path = /obj/item/airbubble
@@ -157,7 +155,7 @@
 
 	dump_contents()
 
-	icon_state = icon_opened
+	update_icon()
 	opened = 1
 	playsound(loc, open_sound, 15, 1, -3)
 	density = 0
@@ -178,7 +176,7 @@
 	if(store_mobs)
 		stored_units += store_mobs(stored_units)
 
-	icon_state = icon_closed
+	update_icon()
 	opened = 0
 
 	playsound(loc, close_sound, 25, 0, -3)
@@ -225,10 +223,10 @@
 		bag.desc += " <span class='notice'>It appears to be poorly hand folded.</span>"
 
 		if(ripped)
-			bag.icon_state = "[icon_closed]_man_folded_ripped"
+			bag.icon_state = "[icon_state]_man_folded_ripped"
 			bag.desc += " <span class='danger'>It has hole in it! Maybe you shouldn't use it!</span>"
 		else
-			bag.icon_state = "[icon_closed]_man_folded"
+			bag.icon_state = "[icon_state]_man_folded"
 		qdel(src)
 		return
 
@@ -489,15 +487,13 @@
 
 /obj/structure/closet/airbubble/update_icon()
 	cut_overlays()
-	if(opened)
-		icon_state = icon_opened
-	else if(ripped)
+	if(ripped)
 		name = "ripped air bubble"
-		icon_state = "[icon_closed]_ripped"
+		icon_state = "[icon_state]_ripped"
 	else
-		icon_state = icon_closed
+		icon_state = "[initial(icon_state)][opened ? "_open" : ""]"
 	if(zipped)
-		add_overlay("[icon_closed]_restrained")
+		add_overlay("[icon_state]_restrained")
 	add_overlay("pressure_[(use_internal_tank) ?("on") : ("off") ]")
 
 // Process transfer of air from the tank. Handle if it is ripped open.
@@ -626,8 +622,5 @@
 	name = "air bubble"
 	desc = "Special air bubble designed to protect people inside of it from decompressed environments. Has an integrated cooling unit to preserve a stable temperature inside. Requires a power cell to operate. This does not seem like a regular color scheme."
 	icon_state = "airbubble_syndie"
-	icon_closed = "airbubble_syndie"
-	icon_closed = "airbubble_syndie"
-	icon_opened = "airbubble_syndie_open"
 	item_path = /obj/item/airbubble/syndie
 	syndie = TRUE

code/game/objects/items/bodybag.dm

@@ -50,16 +50,13 @@
 	name = "body bag"
 	desc = "A plastic bag designed for the storage and transportation of cadavers."
 	icon = 'icons/obj/bodybag.dmi'
-	icon_state = "bodybag_closed"
-	icon_closed = "bodybag_closed"
-	icon_opened = "bodybag_open"
+	icon_state = "bodybag"
 	open_sound = 'sound/items/zip.ogg'
 	close_sound = 'sound/items/zip.ogg'
 	density = 0
 	storage_capacity = 30
 	var/item_path = /obj/item/bodybag
-	var/contains_body = 0
-	var/shapely = TRUE
+	var/contains_body = FALSE
 	can_be_buckled = TRUE
 
 /obj/structure/closet/body_bag/content_info(mob/user, content_size)
@@ -146,20 +143,16 @@
 	qdel(src)
 
 /obj/structure/closet/body_bag/update_icon()
-	if(opened)
-		icon_state = icon_opened
-	else
-		if(contains_body > 0 && shapely)
-			icon_state = "bodybag_closed1"
-		else
-			icon_state = icon_closed
+	icon_state = "[initial(icon_state)][opened ? "_open" : "[contains_body ? "_occupied" : ""]"]"
+
+/obj/structure/closet/body_bag/animate_door()
+	flick("[initial(icon_state)]_anim_[opened ? "open" : "close"]", src)
 
 /obj/item/bodybag/cryobag
 	name = "stasis bag"
 	desc = "A folded, reusable bag designed to prevent additional damage to an occupant, especially useful if short on time or in \
 	a hostile enviroment."
-	icon = 'icons/obj/cryobag.dmi'
-	icon_state = "bodybag_folded"
+	icon_state = "stasis_folded"
 	origin_tech = list(TECH_BIO = 4)
 	deploy_type = /obj/structure/closet/body_bag/cryobag
 	var/stasis_power
@@ -172,11 +165,8 @@
 	name = "stasis bag"
 	desc = "A reusable plastic bag designed to prevent additional damage to an occupant, especially useful if short on time or in \
 	a hostile enviroment."
-	icon = 'icons/obj/cryobag.dmi'
-	icon_opened = "stasis_open"
-	icon_closed = "stasis_closed"
+	icon_state = "stasis"
 	item_path = /obj/item/bodybag/cryobag
-	shapely = FALSE
 	var/datum/gas_mixture/airtank
 
 	var/stasis_power = 20
@@ -208,7 +198,7 @@
 /obj/structure/closet/body_bag/cryobag/update_icon()
 	..()
 	overlays.Cut()
-	var/image/I = image(icon, "indicator[opened]")
+	var/image/I = image(icon, "indicator")
 	I.appearance_flags = RESET_COLOR
 	var/maxstasis = initial(stasis_power)
 	if(stasis_power > 0.5 * maxstasis)
@@ -260,6 +250,6 @@
 
 /obj/item/usedcryobag
 	name = "used stasis bag"
-	desc = "Pretty useless now.."
-	icon_state = "bodybag_used"
-	icon = 'icons/obj/cryobag.dmi'
+	desc = "Pretty useless now."
+	icon_state = "cryobag_used"
+	icon = 'icons/obj/bodybag.dmi'