From 1b79084e6bbbcbc02229f3136b87cca98f14e829 Mon Sep 17 00:00:00 2001
From: Buckaroo Banzai <39065740+BuckarooBanzay@users.noreply.github.com>
Date: Sun, 17 Mar 2024 22:21:43 +0100
Subject: [PATCH] fix chest duplication bug (#119)

closes #118

Co-authored-by: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>
---
 compat-chests.lua | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/compat-chests.lua b/compat-chests.lua
index 0448660..eef3a5a 100644
--- a/compat-chests.lua
+++ b/compat-chests.lua
@@ -111,6 +111,12 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 				end
 				minetest.after(0.2, function()
 					if minetest.get_modpath("default") then
+						local current_node = minetest.get_node(pos)
+						if current_node.name ~= "default:" .. swap .. "_open" then
+							-- the chest has already been replaced, don't try to replace what's there.
+							-- see: https://github.com/minetest/minetest_game/pull/3046
+							return
+						end
 						minetest.swap_node(pos, { name = "default:" .. swap, param2 = node.param2 })
 					end