Enchanting Turtle

local timeout = 1
local xp = peripheral.wrap( "right" )
xp.setAutoCollect(true)
turtle.select(1)
while true do
  turtle.attack()
  if turtle.getItemCount(1) > 0 then
    turtle.drop()
  end
  print("Current Level = "..xp.getLevels())
  if xp.getLevels() >= 30 then
    print("Enchanting a book")
    turtle.turnLeft()
    turtle.turnLeft()
    turtle.suck()
    local amount = turtle.getItemCount(1)
    if amount > 1 then
      amount = amount - 1
      turtle.drop(amount)
    end
    xp.enchant( 30 )
    turtle.dropDown()
    turtle.turnLeft()
    turtle.turnLeft()
  end
  sleep(timeout)
end