Add query limit per-player setting to limit results in Stations/Trains GUI tabs

cybersyn/locale/en/base.cfg

@@ -14,6 +14,7 @@ cybersyn-allow-cargo-in-depot=Allow cargo in depots
 cybersyn-invert-sign=Invert combinator output (deprecated)
 cybersyn-manager-enabled=Enable the Cybersyn GUI.
 cybersyn-manager-update-rate=Manager refresh tick interval
+cybersyn-manager-result-limit=Max entities displayed on GUI pages.
 
 [mod-setting-description]
 cybersyn-enable-planner=Enable or disable the central planning algorithm. If disabled no new trains will be dispatched.
@@ -29,7 +30,7 @@ cybersyn-warmup-time=How many seconds a cybernetic combinator will wait before c
 cybersyn-stuck-train-time=After this many seconds from a train's dispatch, an alert will be sent to let you know a train is probably stuck and has not completed its delivery. The player will likely have to debug their network to get the train unstuck.
 cybersyn-allow-cargo-in-depot=If checked, trains will be allowed to have cargo in depots; no alerts will be generated and the train will not be held. In addition, trains with orders to visit requester stations with "Inactivity condition" checked will wait for inactivity instead of waiting for empty cargo. Useful for creating train systems where depots handle excess cargo. For advanced users only.
 cybersyn-invert-sign=Flip the sign of the output of cybernetic combinators to be the same as it is in LTN or in earlier versions of Project Cybersyn.
-
+cybersyn-manager-result-limit=Caps the number of matching enitities (e.g. stations, trains) to limit the amount of update time consumed when the list is refreshed.\n-1 means return all results.
 
 [item-name]
 cybersyn-combinator=Cybernetic combinator

cybersyn/scripts/gui/main.lua

@@ -157,7 +157,8 @@ function manager_gui.tick(global)
 	if manager_data then
 		for i, v in pairs(manager_data.players) do
 			if v.is_manager_open then
-					manager.update(global, v)
+				local query_limit = settings.get_player_settings(i)["cybersyn-manager-result-limit"].value
+				manager.update(global, v, query_limit)
 			end
 		end
 	end

cybersyn/scripts/gui/manager.lua

@@ -159,12 +159,12 @@ end
 
 --- @param map_data MapData
 --- @param player_data PlayerData
-function manager.update(map_data, player_data)
+function manager.update(map_data, player_data, query_limit)
 	if player_data.selected_tab ~= nil then
 		manager.build(player_data)
 	end
 	if player_data.selected_tab == "stations_tab" then
-		stations_tab.build(map_data, player_data)
+		stations_tab.build(map_data, player_data, query_limit)
 	elseif player_data.selected_tab == "inventory_tab" then
 		inventory_tab.build(map_data, player_data)
 	end

cybersyn/scripts/gui/stations.lua

@@ -57,7 +57,7 @@ end
 --- @param map_data MapData
 --- @param player_data PlayerData
 --- @return GuiElemDef
-function stations_tab.build(map_data, player_data)
+function stations_tab.build(map_data, player_data, query_limit)
 
 	local widths = constants.gui["en"]
 	local refs = player_data.refs
@@ -72,6 +72,8 @@ function stations_tab.build(map_data, player_data)
 
 	local stations_sorted = {}
 	local to_sorted_manifest = {}
+
+	local i = 0
 	for id, station in pairs(stations) do
 		local entity = station.entity_stop
 		if not entity.valid then
@@ -139,6 +141,10 @@ function stations_tab.build(map_data, player_data)
 		end
 
 		stations_sorted[#stations_sorted + 1] = id
+		i = i + 1
+		if query_limit ~= -1 and i >= query_limit then
+			break
+		end
 		::continue::
 	end
 

cybersyn/scripts/gui/trains.lua

@@ -12,7 +12,7 @@ local trains_tab = {}
 --- @param map_data MapData
 --- @param player_data PlayerData
 --- @return GuiElemDef
-function trains_tab.build(map_data, player_data)
+function trains_tab.build(map_data, player_data, query_limit)
 	local widths = constants.gui["en"]
 
 	local search_item = player_data.search_item
@@ -22,6 +22,8 @@ function trains_tab.build(map_data, player_data)
 
 
 	local trains_sorted = {}
+
+	local i = 0
 	for id, train in pairs(map_data.trains) do
 		if search_network_name then
 			if search_network_name ~= train.network_name then
@@ -70,6 +72,10 @@ function trains_tab.build(map_data, player_data)
 		end
 
 		trains_sorted[#trains_sorted + 1] = id
+		i = i + 1
+		if query_limit ~= -1 and i >= query_limit then
+			break
+		end
 		::continue::
 	end
 

cybersyn/settings.lua

@@ -118,6 +118,15 @@ data:extend({
 		setting_type = "startup",
 		default_value = true,
 	},
+	{
+		type = "int-setting",
+		name = "cybersyn-manager-result-limit",
+		order = "aa",
+		setting_type = "runtime-per-user",
+		default_value = -1,
+		minimum_value = -1,
+		maximum_value = 2147483647,
+	}
   --{
   --  type = "bool-setting",
   --  name = "cybersyn-disable-top-left-button",