quarryplacement

tess = 16
marker = 15
quarry = 14
length = 32


local function checkFuel()
  if turtle.getFuelLevel() < 10 then
    term.clear()
    term.setCursorPos(1,1)
    print("My Fuel level is low.. please add some fuel..")
    print("Press Enter when i have fuel.")
      local event, key = os.pullEvent("key")
        if key == keys.enter then
        term.clear()
        term.setCursorPos(1,1)
        print("Thanks")
        sleep(1)
       end
    turtle.refuel()
  elseif turtle.getFuelLevel() >= 180 then
    print("Fuel level ok, for one quarry!")
    sleep(1)
  end
end

local function size()
  term.clear()
  term.setCursorPos(1,1)

  print("How big do you wish the quarry to be?")

    scale = read()

    if scale then
      length = scale
    elseif scale == nil then
      print("Error.")
    end
end

local function info()
  term.clear()
  term.setCursorPos(1,1)
  print("Aight..!, so.. please place tesseract in slot ".. tess .." and quarry in ".. quarry)
end

local function move()
  turtle.up()

  for i = 1, length do
      while not turtle.forward() do
        turtle.dig()
        sleep(.2)
      end
  end

    turtle.select(marker)
    turtle.placeDown()
    turtle.turnRight()

  for i = 1, length do
      while not turtle.forward() do
        turtle.dig()
        sleep(.2)
      end
  end

    turtle.placeDown()
    turtle.turnRight()

  for i = 1, length do
      while not turtle.forward() do
        turtle.dig()
        sleep(.2)
      end
  end

    turtle.placeDown()
    turtle.turnRight()

  for i = 1, length do
      while not turtle.forward() do
        turtle.dig()
        sleep(.2)
      end
  endd

    turtle.placeDown()
    turtle.turnRight()
    turtle.back()
    turtle.select(quarry)
    turtle.place()
    turtle.up()
    turtle.select(tess)
    turtle.placeDown()
  end
end
checkFuel()
size()
info()
move()