oreberry turtle

height = 10

function farmUp()
  for i = 1, height do
    turtle.select(1)
    if turtle.compareDown() then
      turtle.digDown()
    end

    turtle.up()

    while not turtle.placeDown() do
      sleep(1)
    end

    sleep(3)

    if turtle.detectUp() then
      break
    end
  end
end

function farmDown()
  for i = 1, height do
    if turtle.compareDown() then
       turtle.digDown()
    end

    turtle.down()

    while not turtle.placeDown() do
      sleep(1)
    end

    sleep(3)
  end
end

function check()
  turtle.select(2)
  for i= 1,4 do
    turtle.turnLeft()
    if turtle.compare() then
      turtle.turnLeft()
      turtle.turnLeft()
      break
    end
  end
end

function deploy()
  turtle.turnLeft()
  turtle.turnLeft()
  for i = 3, 16 do
    if turtle.getItemCount(i) > 0 then
      turtle.select(i)
      while not turtle.drop() do
        sleep(1)
      end
    end
  end
  turtle.turnLeft()
  turtle.turnLeft()
end

check()

while true do
  farmUp()
  farmDown()
  deploy()
  sleep(30)
end