test

p = peripheral.wrap("back")
items = p.getAllStacks()
hammerDir = "Up"
--MeDir = "Up"

function isHammerable(name)
    if string.find(name, "Dust") ~= nil then
        return 1
    else
        return 2
    end
end

function doSorting(nr)
    if items[nr] ~= nil then
        if isHammerable(p.getStackInSlot(nr)["display_name"]) == 1 then
            p.pushItem(hammerDir, nr)
        elseif isHammerable(p.getStackInSlot(nr)["display_name"]) == 0 then
            p.pushItem(MeDir, nr)
        else
            print("keeping "..p.getStackInSlot(nr)["display_name"].." here")
        end
    end
end

function tableLength(T)
  local count = 0
  for _ in pairs(T) do count = count + 1 end
  return count
end

while true do
    p.condenseItems()
    for i=1, 10 do
        --term.clear()
        local counts = 10-i
        print ("Sleeping for: "..counts)
        os.sleep(1)
    end
    print("found "..tableLength(items).." items to move")
    items = p.getAllStacks()
    --table.foreach(items, doSorting)
    for i=1, tableLength(items) do
        if pcall(doSorting,i) then
            --print("sorting success")
        else
            print("sorting failed")
        end
    end
    --print("Moving Items")
end