From 89f8f63d45c91b7c344885e33e72d2e4c7f9a75d Mon Sep 17 00:00:00 2001
From: Luke aka SwissalpS <Luke@SwissalpS.ws>
Date: Tue, 23 Apr 2024 13:18:59 +0200
Subject: [PATCH] Clear XP limits with no value

It was a bit difficult for players to clear values.
They had to provide something non-numerical to clear.
---
 areas.lua | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/areas.lua b/areas.lua
index 0730f8e..b219959 100644
--- a/areas.lua
+++ b/areas.lua
@@ -60,7 +60,9 @@ minetest.register_chatcommand("area_xp_set_max", {
     params = "<ID> <xp_limit>",
     description = "Set or clear the max-xp value of an area",
     func = function(playername, param)
-      local _, _, id_str, xp = string.find(param, "^([^%s]+)%s+([^%s]+)%s*$")
+      local matcher = param:gmatch("(%S+)")
+      local id_str = matcher()
+      local xp = matcher()
       if id_str == nil then
         return true, "Invalid syntax!"
       end
@@ -120,7 +122,9 @@ minetest.register_chatcommand("area_xp_set_min", {
     params = "<ID> <xp_limit>",
     description = "Set or clear the min-xp value of an area",
     func = function(playername, param)
-      local _, _, id_str, xp = string.find(param, "^([^%s]+)%s+([^%s]+)%s*$")
+      local matcher = param:gmatch("(%S+)")
+      local id_str = matcher()
+      local xp = matcher()
       if id_str == nil then
         return true, "Invalid syntax!"
       end