[MIRROR] Fixes decals and makes the janitor relevant again (#2397)

* Fixes decals and makes the janitor relevant again (#55805)

* guys come on why

* there you go

* and again because autodoc is apparently a thing

* Fixes decals and makes the janitor relevant again

Co-authored-by: Seris02 <49109742+Seris02@users.noreply.github.com>

code/game/objects/effects/decals/cleanable.dm

@@ -6,6 +6,8 @@
 	var/bloodiness = 0 //0-100, amount of blood in this decal, used for making footprints and affecting the alpha of bloody footprints
 	var/mergeable_decal = TRUE //when two of these are on a same tile or do we need to merge them into just one?
 	var/beauty = 0
+	///The type of cleaning required to clean the decal, CLEAN_TYPE_LIGHT_DECAL can be cleaned with mops and soap, CLEAN_TYPE_HARD_DECAL can be cleaned by soap, see __DEFINES/cleaning.dm for the others
+	var/clean_type = CLEAN_TYPE_LIGHT_DECAL
 
 /obj/effect/decal/cleanable/Initialize(mapload, list/datum/disease/diseases)
 	. = ..()
@@ -88,9 +90,11 @@
 		update_icon()
 
 /obj/effect/decal/cleanable/wash(clean_types)
-	..()
-	qdel(src)
-	return TRUE
+	. = ..()
+	if (. || (clean_types & clean_type))
+		qdel(src)
+		return TRUE
+	return .
 
 /obj/effect/decal/cleanable/proc/can_bloodcrawl_in()
 	if((blood_state != BLOOD_STATE_OIL) && (blood_state != BLOOD_STATE_NOT_BLOODY))

code/game/objects/effects/decals/cleanable/aliens.dm

@@ -9,6 +9,7 @@
 	bloodiness = BLOOD_AMOUNT_PER_DECAL
 	blood_state = BLOOD_STATE_XENO
 	beauty = -250
+	clean_type = CLEAN_TYPE_BLOOD
 
 /obj/effect/decal/cleanable/xenoblood/Initialize()
 	. = ..()

code/game/objects/effects/decals/cleanable/humans.dm

@@ -7,6 +7,7 @@
 	blood_state = BLOOD_STATE_HUMAN
 	bloodiness = BLOOD_AMOUNT_PER_DECAL
 	beauty = -100
+	clean_type = CLEAN_TYPE_BLOOD
 
 /obj/effect/decal/cleanable/blood/replace_decal(obj/effect/decal/cleanable/blood/C)
 	C.add_blood_DNA(return_blood_DNA())

code/game/objects/effects/decals/cleanable/misc.dm

@@ -108,6 +108,7 @@
 	icon_state = "cobweb1"
 	resistance_flags = FLAMMABLE
 	beauty = -100
+	clean_type = CLEAN_TYPE_HARD_DECAL
 
 /obj/effect/decal/cleanable/cobweb/cobweb2
 	icon_state = "cobweb2"
@@ -120,6 +121,7 @@
 	icon_state = "molten"
 	mergeable_decal = FALSE
 	beauty = -150
+	clean_type = CLEAN_TYPE_HARD_DECAL
 
 /obj/effect/decal/cleanable/molten_object/large
 	name = "big gooey grey mass"
@@ -250,6 +252,7 @@
 	icon_state = "garbage"
 	layer = OBJ_LAYER //To display the decal over wires.
 	beauty = -150
+	clean_type = CLEAN_TYPE_HARD_DECAL
 
 /obj/effect/decal/cleanable/garbage/Initialize()
 	. = ..()

code/game/objects/effects/decals/cleanable/robots.dm

@@ -11,6 +11,7 @@
 	bloodiness = BLOOD_AMOUNT_PER_DECAL
 	mergeable_decal = FALSE
 	beauty = -50
+	clean_type = CLEAN_TYPE_BLOOD
 
 /obj/effect/decal/cleanable/robot_debris/Initialize()
 	. = ..()
@@ -67,6 +68,7 @@
 	blood_state = BLOOD_STATE_OIL
 	bloodiness = BLOOD_AMOUNT_PER_DECAL
 	beauty = -100
+	clean_type = CLEAN_TYPE_BLOOD
 
 /obj/effect/decal/cleanable/oil/Initialize()
 	. = ..()