Blast door refactor and fix (tgstation#58231)

* - refactored blast door code
- moved shutters/bumpopen() to shutters.dm
- fixed infinite deconstruct blast doors for free airlock electronics

* keep recipe as ref

* moved recipe variable to a local scope

Co-authored-by: norill <4>

code/game/machinery/doors/door.dm

@@ -38,7 +38,6 @@
 	var/datum/effect_system/spark_spread/spark_system
 	var/real_explosion_block //ignore this, just use explosion_block
 	var/red_alert_access = FALSE //if TRUE, this door will always open on red alert
-	var/poddoor = FALSE
 	var/unres_sides = 0 //Unrestricted sides. A bitflag for which direction (if any) can open the door with no access
 	var/safety_mode = FALSE ///Whether or not the airlock can be opened with bare hands while unpowered
 	var/can_crush = TRUE /// Whether or not the door can crush mobs.
@@ -51,8 +50,7 @@
 			. += "<span class='notice'>Due to a security threat, its access requirements have been lifted!</span>"
 		else
 			. += "<span class='notice'>In the event of a red alert, its access requirements will automatically lift.</span>"
-	if(!poddoor)
-		. += "<span class='notice'>Its maintenance panel is <b>screwed</b> in place.</span>"
+	. += "<span class='notice'>Its maintenance panel is <b>screwed</b> in place.</span>"
 	if(safety_mode)
 		. += "<span class='notice'>It has labels indicating that it has an emergency mechanism to open it with <b>just your hands</b> if there's no power.</span>"
 

code/game/machinery/doors/poddoor.dm

@@ -1,3 +1,9 @@
+
+//blast door (de)construction states
+#define BLASTDOOR_NEEDS_WIRES 0
+#define BLASTDOOR_NEEDS_ELECTRONICS 1
+#define BLASTDOOR_FINISHED 2
+
 /obj/machinery/door/poddoor
 	name = "blast door"
 	desc = "A heavy duty blast door that opens mechanically."
@@ -14,15 +20,11 @@
 	armor = list(MELEE = 50, BULLET = 100, LASER = 100, ENERGY = 100, BOMB = 50, BIO = 100, RAD = 100, FIRE = 100, ACID = 70)
 	resistance_flags = FIRE_PROOF
 	damage_deflection = 70
-	poddoor = TRUE
-	var/ertblast = FALSE //If this is true the blast door cannot be deconstructed
-	var/deconstruction = INTACT //For the deconstruction steps
+	var/datum/crafting_recipe/recipe_type = /datum/crafting_recipe/blast_doors
+	var/deconstruction = BLASTDOOR_FINISHED // deconstruction step
 
 /obj/machinery/door/poddoor/attackby(obj/item/W, mob/user, params)
 	. = ..()
-	if(ertblast && W.tool_behaviour == TOOL_SCREWDRIVER) // This makes it so ERT members cannot cheese by opening their blast doors.
-		to_chat(user, "<span class='warning'>This shutter has a different kind of screw, you cannot unscrew the panel open.</span>")
-		return
 
 	if(W.tool_behaviour == TOOL_SCREWDRIVER)
 		if(density)
@@ -33,35 +35,48 @@
 			return TRUE
 
 	if(panel_open)
-		if(W.tool_behaviour == TOOL_MULTITOOL)
+		if(W.tool_behaviour == TOOL_MULTITOOL && deconstruction == BLASTDOOR_FINISHED)
 			var/change_id = input("Set the shutters/blast door/blast door controllers ID. It must be a number between 1 and 100.", "ID", id) as num|null
 			if(change_id)
 				id = clamp(round(change_id, 1), 1, 100)
 				to_chat(user, "<span class='notice'>You change the ID to [id].</span>")
 
-		if(W.tool_behaviour == TOOL_CROWBAR && deconstruction == INTACT)
+		else if(W.tool_behaviour == TOOL_CROWBAR && deconstruction == BLASTDOOR_FINISHED)
 			to_chat(user, "<span class='notice'>You start to remove the airlock electronics.</span>")
 			if(do_after(user, 10 SECONDS, target = src))
 				new /obj/item/electronics/airlock(loc)
 				id = null
-				deconstruction = FALSE
+				deconstruction = BLASTDOOR_NEEDS_ELECTRONICS
 
-		if(W.tool_behaviour == TOOL_WIRECUTTER && deconstruction == FALSE)
+		else if(W.tool_behaviour == TOOL_WIRECUTTER && deconstruction == BLASTDOOR_NEEDS_ELECTRONICS)
 			to_chat(user, "<span class='notice'>You start to remove the internal cables.</span>")
 			if(do_after(user, 10 SECONDS, target = src))
-				deconstruction = TRUE
+				var/datum/crafting_recipe/recipe = locate(recipe_type) in GLOB.crafting_recipes
+				var/amount = recipe.reqs[/obj/item/stack/cable_coil]
+				new /obj/item/stack/cable_coil(loc, amount)
+				deconstruction = BLASTDOOR_NEEDS_WIRES
+
+		else if(W.tool_behaviour == TOOL_WELDER && deconstruction == BLASTDOOR_NEEDS_WIRES)
+			if(!W.tool_start_check(user, amount=0))
+				return
 
-		if(W.tool_behaviour == TOOL_WELDER && deconstruction == TRUE)
 			to_chat(user, "<span class='notice'>You start tearing apart the [src].</span>")
 			playsound(src.loc, 'sound/items/welder.ogg', 50, 1)
 			if(do_after(user, 15 SECONDS, target = src))
-				new /obj/item/stack/sheet/plasteel(loc, 5)
+				var/datum/crafting_recipe/recipe = locate(recipe_type) in GLOB.crafting_recipes
+				var/amount = recipe.reqs[/obj/item/stack/sheet/plasteel]
+				new /obj/item/stack/sheet/plasteel(loc, amount)
 				qdel(src)
 
 /obj/machinery/door/poddoor/examine(mob/user)
 	. = ..()
 	if(panel_open)
-		. += "<span class='<span class='notice'>The maintenance panel is [panel_open ? "opened" : "closed"].</span>"
+		if(deconstruction == BLASTDOOR_FINISHED)
+			. += "<span class='notice'>The maintenance panel is opened and the electronics could be <b>pried</b> out.</span>"
+		else if(deconstruction == BLASTDOOR_NEEDS_ELECTRONICS)
+			. += "<span class='notice'>The <i>electronics</i> are missing and there are some <b>wires</b> sticking out.</span>"
+		else if(deconstruction == BLASTDOOR_NEEDS_WIRES)
+			. += "<span class='notice'>The <i>wires</i> have been removed and it's ready to be <b>sliced apart</b>.</span>"
 
 /obj/machinery/door/poddoor/connect_to_shuttle(obj/docking_port/mobile/port, obj/docking_port/stationary/dock)
 	id = "[port.id]_[id]"
@@ -74,12 +89,10 @@
 /obj/machinery/door/poddoor/ert
 	name = "hardened blast door"
 	desc = "A heavy duty blast door that only opens for dire emergencies."
-	ertblast = TRUE
 	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | UNACIDABLE | ACID_PROOF
 
 //special poddoors that open when emergency shuttle docks at centcom
 /obj/machinery/door/poddoor/shuttledock
-	ertblast = TRUE
 	var/checkdir = 4 //door won't open if turf in this dir is `turftype`
 	var/turftype = /turf/open/space
 
@@ -136,9 +149,6 @@
 	else
 		return ..()
 
-/obj/machinery/door/poddoor/shutters/bumpopen()
-	return
-
 //"BLAST" doors are obviously stronger than regular doors when it comes to BLASTS.
 /obj/machinery/door/poddoor/ex_act(severity, target)
 	if(severity == EXPLODE_LIGHT)

code/game/machinery/doors/shutters.dm

@@ -8,6 +8,7 @@
 	damage_deflection = 20
 	armor = list("melee" = 20, "bullet" = 20, "laser" = 20, "energy" = 75, "bomb" = 25, "bio" = 100, "rad" = 100, "fire" = 100, "acid" = 70)
 	max_integrity = 100
+	recipe_type = /datum/crafting_recipe/shutters
 
 /obj/machinery/door/poddoor/shutters/preopen
 	icon_state = "open"
@@ -16,7 +17,6 @@
 
 /obj/machinery/door/poddoor/shutters/indestructible
 	name = "hardened shutters"
-	ertblast = TRUE
 	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | UNACIDABLE | ACID_PROOF
 
 /obj/machinery/door/poddoor/shutters/radiation
@@ -51,3 +51,6 @@
 /obj/machinery/door/poddoor/shutters/window/preopen
 	icon_state = "open"
 	density = FALSE
+
+/obj/machinery/door/poddoor/shutters/bumpopen()
+	return