nextTunnel

local args = { ... }

local direction = tonumber(args[1])

local function refuel()
    if turtle.getFuelLevel() == 0 then
        local prev = turtle.getSelectedSlot()
        turtle.select(1)
        if not turtle.refuel(1) then
            print('Need more fuel')
            while not turtle.refuel(1) do
                sleep(1)
            end
        end
        turtle.select(prev)
    end
end

refuel()
if(direction == 0) then
    turtle.turnLeft()
else
    turtle.turnRight()
end

for i = 1, 12, 1 do
    turtle.forward()
end

if(direction == 0) then
    turtle.turnLeft()
else
    turtle.turnRight()
end