EMP Refactor & Multi Z-level EMPs (#17781)

* sdfasf

* sdfas

* dsf

code/modules/projectiles/ammunition/bullets.dm

@@ -182,7 +182,11 @@
 	reload_sound = 'sound/weapons/reload_shell_emp.ogg'
 
 /obj/item/ammo_casing/shotgun/stunshell/emp_act(severity)
-	if(prob(100/severity)) BB = null
+	. = ..()
+
+	if(prob(100/severity))
+		BB = null
+
 	update_icon()
 
 //Does not stun, only blinds, but has area of effect.

code/modules/projectiles/guns/energy.dm

@@ -46,8 +46,9 @@
 	if(.)
 		update_icon()
 
-/obj/item/gun/energy/emp_act(var/severity)
-	..()
+/obj/item/gun/energy/emp_act(severity)
+	. = ..()
+
 	disable_cell_temp(severity)
 	queue_icon_update()
 

code/modules/projectiles/guns/energy/nuclear.dm

@@ -210,6 +210,8 @@
 	secondary_fire_sound = 'sound/weapons/laser3.ogg'
 
 /obj/item/gun/energy/gun/skrell/emp_act(severity)
+	. = ..()
+
 	return //Fuck robots.
 
 /obj/item/gun/energy/gun/skrell/pistol

code/modules/projectiles/guns/energy/rifle.dm

@@ -221,7 +221,7 @@
 	firemodes = list()
 
 /obj/item/gun/energy/rifle/ionrifle/emp_act(severity)
-	..(max(severity, 2)) //so it doesn't EMP itself, I guess
+	. = ..()
 
 /obj/item/gun/energy/rifle/ionrifle/mounted
 	name = "mounted ion rifle"

code/modules/projectiles/projectile/special.dm

@@ -44,9 +44,9 @@
 			else
 				to_chat(src, "<span class='notice'>Warning: Power surge detected, source - EMP. Surge prevention module is depleted and requires replacement</span>")
 
-		R.emp_act(2) // Borgs emp_act is 1-2
+		R.emp_act(EMP_LIGHT) // Borgs emp_act is 1-2
 	else
-		A.emp_act(3)
+		A.emp_act(EMP_LIGHT)
 	return
 
 /obj/item/projectile/ion/small