startup.lua

print("Starting AutoFarmer")

local cable = peripheral.wrap("top")

while true do
    if turtle.getItemCount() == 0 then
        cable.findItem("minecraft:dye@15").export("down")
        if turtle.getItemCount() == 0 then
            cable.findItem("minecraft:bone").export("down", 21)
            turtle.craft()
            if turtle.getItemCount() == 0 then
                cable.findItem("minecraft:bone_block").export("down", 7)
                turtle.craft()
            end
        end
    end
    turtle.place()
end