Make inventory use the util functions

mods/HUD/mcl_inventory/init.lua

@@ -3,56 +3,6 @@ mcl_inventory = {}
 dofile(minetest.get_modpath(minetest.get_current_modname()) .. "/creative.lua")
 dofile(minetest.get_modpath(minetest.get_current_modname()) .. "/survival.lua")
 
---local mod_player = minetest.get_modpath("mcl_player")
---local mod_craftguide = minetest.get_modpath("mcl_craftguide")
-
----Returns a single itemstack in the given inventory to the main inventory, or drop it when there's no space left.
----@param itemstack mt.ItemStack
----@param dropper mt.ObjectRef
----@param pos mt.Vector
----@param inv mt.InvRef
-local function return_item(itemstack, dropper, pos, inv)
-	if dropper:is_player() then
-		-- Return to main inventory
-		if inv:room_for_item("main", itemstack) then
-			inv:add_item("main", itemstack)
-		else
-			-- Drop item on the ground
-			local v = dropper:get_look_dir()
-			local p = vector.offset(pos, 0, 1.2, 0)
-			p.x = p.x + (math.random(1, 3) * 0.2)
-			p.z = p.z + (math.random(1, 3) * 0.2)
-			local obj = minetest.add_item(p, itemstack)
-			if obj then
-				v.x = v.x * 4
-				v.y = v.y * 4 + 2
-				v.z = v.z * 4
-				obj:set_velocity(v)
-				obj:get_luaentity()._insta_collect = false
-			end
-		end
-	else
-		-- Fallback for unexpected cases
-		minetest.add_item(pos, itemstack)
-	end
-	return itemstack
-end
-
----Return items in the given inventory list (name) to the main inventory, or drop them if there is no space left.
----@param player mt.PlayerObjectRef
----@param name string
-local function return_fields(player, name)
-	local inv = player:get_inventory()
-
-	local list = inv:get_list(name)
-	if not list then return end
-	for i, stack in ipairs(list) do
-		return_item(stack, player, player:get_pos(), inv)
-		stack:clear()
-		inv:set_stack(name, i, stack)
-	end
-end
-
 ---@param player mt.PlayerObjectRef
 ---@param armor_change_only? boolean
 local function set_inventory(player, armor_change_only)
@@ -72,9 +22,9 @@ end
 -- Drop items in craft grid and reset inventory on closing
 minetest.register_on_player_receive_fields(function(player, formname, fields)
 	if fields.quit then
-		return_fields(player, "craft")
+		mcl_util.move_player_list(player, "craft")
-		return_fields(player, "enchanting_lapis")
+		mcl_util.move_player_list(player, "enchanting_lapis")
-		return_fields(player, "enchanting_item")
+		mcl_util.move_player_list(player, "enchanting_item")
 		if not minetest.is_creative_enabled(player:get_player_name()) and (formname == "" or formname == "main") then
 			set_inventory(player)
 		end
@@ -88,9 +38,9 @@ end
 
 -- Drop crafting grid items on leaving
 minetest.register_on_leaveplayer(function(player)
-	return_fields(player, "craft")
+	mcl_util.move_player_list(player, "craft")
-	return_fields(player, "enchanting_lapis")
+	mcl_util.move_player_list(player, "enchanting_lapis")
-	return_fields(player, "enchanting_item")
+	mcl_util.move_player_list(player, "enchanting_item")
 end)
 
 minetest.register_on_joinplayer(function(player)
@@ -116,9 +66,9 @@ minetest.register_on_joinplayer(function(player)
 	items remaining in the crafting grid from the previous join; this is likely
 	when the server has been shutdown and the server didn't clean up the player
 	inventories. ]]
-	return_fields(player, "craft")
+	mcl_util.move_player_list(player, "craft")
-	return_fields(player, "enchanting_item")
+	mcl_util.move_player_list(player, "enchanting_lapis")
-	return_fields(player, "enchanting_lapis")
+	mcl_util.move_player_list(player, "enchanting_item")
 end)
 
 ---@param player mt.PlayerObjectRef