[HELP] script NOT working with Class identify

[sh4dowburn]

hi guyz,
i wrote this script for auto abandon items and open stuffs,

lately, added CLASS to avoid some of my characater abandon valuable items,
but it's not working correctly(the items i need to abandon when i played mage its not working. so sorry for forgot to mention it.) and i dont know how to make it work.

pls help me out, thank you guyz...
btw, it's for classic.

local UnitClass,GetContainerNumSlots,GetContainerItemInfo,PickupContainerItem,DeleteCursorItem,UseContainerItem,select
    = UnitClass,GetContainerNumSlots,GetContainerItemInfo,PickupContainerItem,DeleteCursorItem,UseContainerItem,select
    
local n, filename, Id = UnitClass("player")
local x
if (n == "Mage") then x = true else x = false end
 
local items = { -- abandon list
 
  --food
  [4608] = x, 
  [4599] = x,
 
}
 
local open = { -- open list
 
[20767] = true, 
[2744] = true,
[5523] = true,
[5524] = true,
[7973] = true,
[15874] = true,
[21150] = true,
 
}
 
local f = CreateFrame('Frame', nil, UIParent)
f:RegisterEvent('LOOT_CLOSED')
f:SetScript('OnEvent', function(self, event, ...)
  for b = 0, 4 do
    for s = 1, GetContainerNumSlots(b) do
      local id = select(10,GetContainerItemInfo(b,s)) 
 
      if items[id] then PickupContainerItem(b,s) DeleteCursorItem() 
      --print("clean")
      end
 
      if open[id] then UseContainerItem(b, s) 
      --print("open")
      end 
    end 
  end
end)