-- Function to refuel the turtle

local function refuelTurtle()

    -- Check if the turtle has fuel

    if turtle.getFuelLevel() < 10 then

        local slot = 1

        while slot <= 16 do

            -- Find the first slot with fuel

            local item = turtle.getItemDetail(slot)

            if item and turtle.select(slot) and turtle.refuel(1) then

                print("Refueled from slot", slot)

				turtle.select(1)

                return

            end

            slot = slot + 1

        end

        print("No fuel found. Please refuel the turtle.")

        os.shutdown()

    end

end

-- Parse the command line argument for the length of the mining area

local args = {...}

local length = tonumber(args[1]) or 0

print("Length of Mining Area:", length)  -- Print the parsed length

if length <= 0 then

    print("Usage: myprogram <length>")

    return

end

-- Main mining loop

local blocksMined = 0

while blocksMined < length do

    refuelTurtle()  -- Check and refuel the turtle if necessary

    turtle.dig()

	turtle.forward()

    blocksMined = blocksMined + 1

    -- Check if we've reached the specified length

    if blocksMined >= length then

        break

    end

end