crafter-dustseeds.lua

local CRAFT_BATCH_SIZE = 16;
local CRAFT_SLEEP_WAIT = 2;

local craftTable = {
    {"f", "t", 0, 0},
    {0, 0, 0, 0},
    {0, 0, 0, 0},
    {0, 0, 0, 0}
}

function cleanUpInventory()
    print("[cr] cleaning up the inventory")
    for i=1,16 do
        turtle.select(i)
        turtle.dropDown()
    end
end

function loadIngridient(slot, direction)
    if direction == 0 then
        return
    end

    print("[cr] loading item to slot " .. slot)
    turtle.select(slot)

    local res
    local count = turtle.getItemCount()

    if direction == "t" then
        res = turtle.suckUp(CRAFT_BATCH_SIZE - count)
    elseif direction == "b" then
        res = turtle.suckDown(CRAFT_BATCH_SIZE - count)
    elseif direction == "f" then
        res = turtle.suck(CRAFT_BATCH_SIZE - count)
    end

    if not res then
        print("[cr] could not get items to the slot, waiting and trying again...")
        sleep(CRAFT_SLEEP_WAIT)
        return loadIngridient(slot, direction)
    end

    if turtle.getItemCount() < CRAFT_BATCH_SIZE then
        print("[cr] loaded less items then expected, waiting to try fill up fully...")
        sleep(CRAFT_SLEEP_WAIT)
        return loadIngridient(slot, direction)
    end
end

function iterate()
    print("[cr] getting ingredients")
    for i,row in ipairs(craftTable) do
        for j,col in ipairs(row) do
            print("[cr] loading into slot " .. j .. ';' .. i);
            loadIngridient(i*4+j, col)
        end
    end

    print("[cr] crafting")
    turtle.select(1)
    turtle.craft()

    print("[cr] pooping out results ...")
    while turtle.getItemCount() > 0 do
        sleep(CRAFT_SLEEP_WAIT)
    end
end

function main()
    print("\n\n-------------------------------")
    print("[cr] starting the program; v1.0")
    print("-------------------------------\n\n");
    cleanUpInventory()

    while true do
        iterate()
    end
end

main()