update

code/modules/cargo/console.dm

@@ -180,7 +180,7 @@
 			var/datum/overmap/outpost/current_outpost = current_ship.docked_to
 			if(istype(current_ship.docked_to))
 				var/datum/supply_pack/current_pack = locate(params["ref"]) in current_outpost.supply_packs
-				var/same_faction = current_pack.faction ? current_pack.faction.allowed_faction(current_ship.faction_datum) : FALSE
+				var/same_faction = current_pack.faction ? current_pack.faction.allowed_faction(current_ship.faction) : FALSE
 				var/total_cost = (same_faction && current_pack.faction_discount) ? current_pack.cost - (current_pack.cost * (current_pack.faction_discount * 0.01)) : current_pack.cost
 				if(!current_pack || !charge_account?.has_money(total_cost))
 					return
@@ -290,7 +290,7 @@
 			)
 		if((current_pack.hidden))
 			continue
-		var/same_faction = current_pack.faction ? current_pack.faction.allowed_faction(current_ship.faction_datum) : FALSE
+		var/same_faction = current_pack.faction ? current_pack.faction.allowed_faction(current_ship.faction) : FALSE
 		var/discountedcost = (same_faction && current_pack.faction_discount) ? current_pack.cost - (current_pack.cost * (current_pack.faction_discount * 0.01)) : null
 		if(current_pack.faction_locked && !same_faction)
 			continue

code/modules/faction/faction_datum.dm

@@ -16,6 +16,9 @@
 	if(!short_name)
 		short_name = uppertext(copytext_char(name, 3))
 
+	var/list/all_allowed = list(src.type, )
+	allowed_factions = typecacheof(allowed_factions)
+
 /// Easy way to check if something is "allowed", checks to see if it matches the name or faction typepath because factions are a fucking mess
 /datum/faction/proc/allowed_faction(value_to_check)
 	///Are we the same datum?