Make CereStation eligible for random map selection on 60+ players (Pa…

…radiseSS13#23206)

code/controllers/subsystem/SSticker.dm

@@ -143,7 +143,7 @@ SUBSYSTEM_DEF(ticker)
 				var/list/pickable_types = list()
 				for(var/x in subtypesof(/datum/map))
 					var/datum/map/M = x
-					if(initial(M.voteable))
+					if(initial(M.voteable) && length(GLOB.clients) >= initial(M.min_players_random))
 						pickable_types += M
 
 				var/datum/map/target_map = pick(pickable_types)

code/modules/mapping/base_map_datum.dm

@@ -16,3 +16,5 @@
 	var/webmap_url
 	/// Is this map voteable?
 	var/voteable = TRUE
+	/// Minimum amount of players required for this map to be eligible in random map picks.
+	var/min_players_random = 0

code/modules/mapping/cerestation.dm

@@ -3,3 +3,4 @@
 	technical_name = "CereStation"
 	map_path = "_maps/map_files/cerestation/cerestation.dmm"
 	webmap_url = "https://affectedarc07.github.io/SS13WebMap/Paradise/CereStation/"
+	min_players_random = 60