ultidrive-worker

rednet.open("left")

turtle.select(1)
if turtle.suckDown(1) then
    bottom_item = turtle.getItemDetail().name
    turtle.dropDown(1)
end

while true do
    sender, command, protocol = rednet.receive()
    if protocol == "commands" then
        if command.name == "search" then
            if not (bottom_item == nil) then
                if bottom_item.find(command.item_name) then
                    rednet.send(sender, command.item_name, "search")
                end
            end
        end
    end
end