From de3b7b33d4053fd5dcc5c158c9f18216504be5d1 Mon Sep 17 00:00:00 2001
From: Alexander Weber <web.alexander@web.de>
Date: Sat, 12 Jan 2019 10:35:24 +0100
Subject: [PATCH] re-implement search caching

---
 init.lua | 49 +++++++++++++++++++++++++++++++++----------------
 1 file changed, 33 insertions(+), 16 deletions(-)

diff --git a/init.lua b/init.lua
index cab270f..2234b0a 100644
--- a/init.lua
+++ b/init.lua
@@ -496,23 +496,38 @@ end
 
 local function get_filter_items(data, player)
 	local filter = data.filter
-	local items_list = init_items
-	local inv = player:get_inventory()
-	local filtered_list, c = {}, 0
-
-	for i = 1, #items_list do
-		local item = items_list[i]
-		local item_desc = reg_items[item].description:lower()
-
-		if filter == "" or
-				item:find(filter, 1, true)
-				or item_desc:find(filter, 1, true) then
-			local _recipes, has_item
-			if progressive_mode then
-				_recipes, has_item = recipe_in_inv(inv, item)
-			else
-				has_item = true
+	local items_list
+	if filter == "" then
+		items_list = init_items
+	elseif searches[filter] then
+		items_list = searches[filter]
+	else
+		local c = 0
+		items_list = {}
+		for i = 1, #init_items do
+			local item = init_items[i]
+			local item_desc = reg_items[item].description:lower()
+			if item:find(filter, 1, true) or item_desc:find(filter, 1, true) then
+				c = c + 1
+				items_list[c] = item
 			end
+		end
+		searches[filter] = items_list
+	end
+
+	local filtered_list
+	if not progressive_mode then
+		filtered_list = items_list
+	else
+		local inv = player:get_inventory()
+		local c = 0
+		filtered_list = {}
+
+		for i = 1, #items_list do
+			local item = items_list[i]
+			local item_desc = reg_items[item].description:lower()
+
+			local _, has_item = recipe_in_inv(inv, item)
 			if has_item then
 				c = c + 1
 				filtered_list[c] = item
@@ -726,6 +741,8 @@ if sfinv_only then
 
 			if not data then
 				init_data(player, player_name)
+				data = player_data[player_name]
+				get_filter_items(data, player)
 			end
 		end,