can crusher

code/modules/reagents/reagent_containers/food/drinks.dm

@@ -613,13 +613,16 @@
 	src.pixel_x = rand(-10, 10) * PIXEL_MULTIPLIER
 	src.pixel_y = rand(-10, 10) * PIXEL_MULTIPLIER
 
+var/list/crushed_cans = list()
+
 /obj/item/weapon/reagent_containers/food/drinks/soda_cans
 	vending_cat = "carbonated drinks"
 	flags = FPRINT //Starts sealed until you pull the tab! Lacks OPENCONTAINER for this purpose
 	//because playsound(user, 'sound/effects/can_open[rand(1,3)].ogg', 50, 1) just wouldn't work. also so badmins can varedit these
+	var/crushed = FALSE
 	var/list/open_sounds = list('sound/effects/can_open1.ogg', 'sound/effects/can_open2.ogg', 'sound/effects/can_open3.ogg')
 
-/obj/item/weapon/reagent_containers/food/drinks/soda_cans/attack_self(mob/user as mob)
+/obj/item/weapon/reagent_containers/food/drinks/soda_cans/attack_self(var/mob/user)
 	if(!is_open_container())
 		to_chat(user, "You pull back the tab of \the [src] with a satisfying pop.")
 		flags |= OPENCONTAINER
@@ -627,11 +630,25 @@
 		playsound(user, pick(open_sounds), 50, 1)
 		overlays += image(icon = icon, icon_state = "soda_open")
 		return
-	return ..()
+	if (reagents.total_volume > 0)
+		return ..()
+	else if (user.a_intent == I_HURT && !crushed)
+		crushed = TRUE
+		playsound(user, 'sound/items/can_crushed.ogg', 75, 1)
+		overlays.len = 0
+		if (!(icon_state in crushed_cans))
+			var/icon/I = icon('icons/obj/drinks.dmi',"crushed_can")
+			var/icon/J = icon('icons/obj/drinks.dmi',"crushed_can-overlay")
+			var/icon/K = icon(icon,icon_state)
+			I.Blend(K,ICON_MULTIPLY)
+			I.Blend(J,ICON_OVERLAY)
+			crushed_cans[icon_state] = I
+		icon = icon(crushed_cans[icon_state])
+
 
 /obj/item/weapon/reagent_containers/food/drinks/soda_cans/attackby(obj/item/weapon/W, mob/user)
 	..()
-	if(iswirecutter(W))
+	if(!crushed && iswirecutter(W))
 		to_chat(user, "You cut out the top and bottom of \the [src] with \the [W].")
 		playsound(user, 'sound/items/Wirecutter.ogg', 50, 1)
 		if(src.loc == user)