[MIRROR] [Ready] Hilbert Research Facility remap feat. tram [MDB IGNORE] (#12745)

* [Ready] Hilbert Research Facility remap feat. tram (#66082)

* reworks hilbert's hotel ruin

* warooio

* you can now run multiple trams on the same z at the same time, trams are linked by id

* fuck

* sure

* you are a simulacra

* FUG

* dock

* [Ready] Hilbert Research Facility remap feat. tram

* Update mapping_fluff.dm

* Update gordon_freeman.dm

* fixes

Co-authored-by: Fikou <23585223+Fikou@users.noreply.github.com>
Co-authored-by: Zonespace <41448081+Zonespace27@users.noreply.github.com>

code/game/objects/structures/industrial_lift.dm

@@ -485,25 +485,23 @@ GLOBAL_LIST_EMPTY(lifts)
 	var/obj/effect/landmark/tram/from_where
 	var/travel_direction
 
-GLOBAL_DATUM(central_tram, /obj/structure/industrial_lift/tram/central)
+GLOBAL_LIST_EMPTY_TYPED(central_trams, /obj/structure/industrial_lift/tram/central)
 
 /obj/structure/industrial_lift/tram/Initialize(mapload)
 	. = ..()
 	return INITIALIZE_HINT_LATELOAD
 
-/obj/structure/industrial_lift/tram/central//that's a surprise tool that can help us later
+/obj/structure/industrial_lift/tram/central
+	var/tram_id = "tram_station"
 
 /obj/structure/industrial_lift/tram/central/Initialize(mapload)
-	if(GLOB.central_tram)
-		return INITIALIZE_HINT_QDEL
-
 	. = ..()
-
-	SStramprocess.can_fire = TRUE
-	GLOB.central_tram = src
+	if(!SStramprocess.can_fire)
+		SStramprocess.can_fire = TRUE
+	GLOB.central_trams += src
 
 /obj/structure/industrial_lift/tram/central/Destroy()
-	GLOB.central_tram = null
+	GLOB.central_trams -= src
 	return ..()
 
 /obj/structure/industrial_lift/tram/LateInitialize()
@@ -593,6 +591,8 @@ GLOBAL_LIST_EMPTY(tram_landmarks)
 	icon_state = "tram"
 	/// The ID of that particular destination.
 	var/destination_id
+	/// The ID of the tram that can travel to use
+	var/tram_id = "tram_station"
 	/// Icons for the tgui console to list out for what is at this location
 	var/list/tgui_icons = list()