blah

local inv = peripheral.wrap("right")

local suck = turtle.suckUp
local drop = inv.drop
function fillSlot(slot)
  if turtle.getItemCount(1) == 0 then
    suck
  end
  return drop(slot, 1)
end

local space = false
while true do
  local dropped = fillSlot(1) or
                  fillSlot(2) or
                  fillSlot(3)

  if not dropped then
    sleep(2)
  end
end