From 624ec4021eb3b08e835985f5697a4fc1670d2189 Mon Sep 17 00:00:00 2001
From: ssdaniel24 <107036969+ssdaniel24@users.noreply.github.com>
Date: Thu, 13 Jun 2024 22:59:44 +0300
Subject: [PATCH] lottblocks: added sound cooldowns to music stuff (#1461).
 Closes #1405.

---
 mods/lord/Blocks/lottblocks/music.lua | 30 +++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

diff --git a/mods/lord/Blocks/lottblocks/music.lua b/mods/lord/Blocks/lottblocks/music.lua
index 27f0394fe..dff1309a2 100644
--- a/mods/lord/Blocks/lottblocks/music.lua
+++ b/mods/lord/Blocks/lottblocks/music.lua
@@ -1,5 +1,27 @@
 local S = minetest.get_translator("lottblocks")
 
+---@readonly
+---@type number
+local SOUND_COOLDOWN = 5
+--- Contains sounds cache. Key is sum of coords (literally) or player name.
+---@type table<number|string,boolean>
+local sound_cooldown_cache = {}
+
+---@param name string
+---@param def table
+---@param player_name? string
+local function play_sound(name, def, player_name)
+	local p = def.pos
+	local hash = player_name or p.x + p.y + p.z -- HACK: rough "unique" hash
+	if not sound_cooldown_cache[hash] then
+		minetest.sound_play(name, def)
+		sound_cooldown_cache[hash] = true
+		minetest.after(SOUND_COOLDOWN, function()
+			sound_cooldown_cache[hash] = nil
+		end)
+	end
+end
+
 minetest.register_node("lottblocks:dwarf_harp", {
 	description   = S("Dwarvern Harp"),
 	tiles         = {
@@ -14,7 +36,7 @@ minetest.register_node("lottblocks:dwarf_harp", {
 	paramtype     = "light",
 	paramtype2    = "facedir",
 	on_punch      = function(pos)
-		minetest.sound_play("lottblocks_harp", {
+		play_sound("lottblocks_harp", {
 			pos               = pos,
 			max_hear_distance = 12,
 			gain              = 1,
@@ -95,11 +117,11 @@ for _, row in ipairs(whistle) do
 		description     = S(wood:gsub("^%l", string.upper) .. " (Note " .. note .. ") Whistle"),
 		inventory_image = "lottblocks_" .. wood .. "_whistle.png",
 		on_use          = function(itemstack, user)
-			minetest.sound_play(note, {
+			play_sound(note, {
 				pos               = user:get_pos(),
 				max_hear_distance = 7,
 				gain              = 1,
-			})
+			}, user:get_player_name())
 		end
 	})
 	minetest.register_craft({
@@ -120,7 +142,7 @@ minetest.register_node("lottblocks:gong", {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	on_punch = function(pos)
-		minetest.sound_play("gong", {
+		play_sound("gong", {
 			pos = pos,
 			max_hear_distance = 48,
 			gain = 1,