integrate a variable to handle damage beyond you can't fix the barric…

…ade with an welder.

code/game/objects/structures/barricade/barricade.dm

@@ -35,6 +35,8 @@
 	var/burn_flame_multiplier = 1
 	var/repair_materials = list()
 	var/metallic = TRUE
+	/// var that say what state a barricade can't be fix by welder. null mean it can be repair no matter the state.
+	var/welder_fix
 
 /obj/structure/barricade/Initialize(mapload, mob/user)
 	. = ..()
@@ -480,3 +482,7 @@
 
 	if(user.action_busy)
 		return
+
+	if(damage_state == welder_fix && damage_state != null)
+		to_chat(user, SPAN_WARNING("[src] has sustained too much structural damage to be repaired."))
+		return

code/game/objects/structures/barricade/metal.dm

@@ -19,6 +19,8 @@
 	var/build_state = BARRICADE_BSTATE_SECURED //Look at __game.dm for barricade defines
 	var/upgrade = null
 
+	welder_fix = BARRICADE_DMG_HEAVY
+
 /obj/structure/barricade/metal/update_icon()
 	. = ..()
 	if(dir > 2)
@@ -46,9 +48,6 @@
 	if(iswelder(item))
 		attackby_welder(item, user)// the idea is to replace a bunch of repetitive task with a prop
 
-		if(damage_state == BARRICADE_DMG_HEAVY)
-			to_chat(user, SPAN_WARNING("[src] has sustained too much structural damage to be repaired."))
-			return
 		if(!skillcheck(user, SKILL_ENGINEER, SKILL_ENGINEER_TRAINED))
 			to_chat(user, SPAN_WARNING("You're not trained to repair [src]..."))
 			return

code/game/objects/structures/barricade/plasteel.dm

@@ -26,6 +26,7 @@
 	var/recentlyflipped = FALSE
 	var/hasconnectionoverlay = TRUE
 	var/linkable = TRUE
+	welder_fix = BARRICADE_DMG_HEAVY
 
 /obj/structure/barricade/plasteel/update_icon()
 	..()
@@ -64,11 +65,8 @@
 
 /obj/structure/barricade/plasteel/attackby(obj/item/item, mob/user)
 	if(iswelder(item))
-		attackby_welder(item, user)// the idea is to replace a bunch of repetitive task with a prop
+		attackby_welder(item, user)// the idea is to replace a bunch of repetitive test that return.
 
-		if(damage_state == BARRICADE_DMG_HEAVY)
-			to_chat(user, SPAN_WARNING("[src] has sustained too much structural damage to be repaired."))
-			return
 		if(!skillcheck(user, SKILL_ENGINEER, SKILL_ENGINEER_TRAINED))
 			to_chat(user, SPAN_WARNING("You're not trained to repair [src]..."))
 			return