Bugfix creazione infinita sottotabelle

api.lua

@@ -74,21 +74,25 @@ function Scoreboard:new(def)
         scoreboard.player_name = def.player
     end
 
-    if def.sub_txt_elems ~= nil then
+    if def.sub_txt_elems then
+      local i = 1
       for name, elem in pairs(def.sub_txt_elems) do
-        table.insert(scoreboard.sub_txt_elems, name)
+        scoreboard.sub_txt_elems[i] = name
         scoreboard[name] = clone_table(scoreboard.text_def)
         scoreboard[name].position = elem.position
         scoreboard[name].text = elem.text
+        i = i +1
       end
     end
 
-    if def.sub_img_elems ~= nil then
+    if def.sub_img_elems then
+      local i = 1
       for name, elem in pairs(def.sub_img_elems) do
-        table.insert(scoreboard.sub_img_elems, name)
+        scoreboard.sub_img_elems[i] = name
         scoreboard[name] = clone_table(scoreboard.background_def)
         scoreboard[name].position = elem.position
         scoreboard[name].text = elem.text
+        i = i +1
       end
     end
 
@@ -102,13 +106,11 @@ function Scoreboard:show()
 	local player = minetest.get_player_by_name(self.player_name)
 	self.hud_id.bg_hud_id = player:hud_add(self.background_def)
 	self.hud_id.text_hud_id = player:hud_add(self.text_def)
-
+  
   --check for custom elements
   for _, name in pairs(self.sub_txt_elems) do
     self.hud_id[name] = player:hud_add(self[name])
   end
-  -- check per testare
-  minetest.chat_send_player(self.player_name, minetest.serialize(self.hud_id))
 end
 
 
@@ -121,8 +123,6 @@ function Scoreboard:hide()
       player:hud_remove(self.hud_id[k])
     end
 	end
-  -- check per testare
-  minetest.chat_send_player(self.player_name, minetest.serialize(self.hud_id))
 end