-- Variables
turtle.select(1) 
local tArgs = { ... }
local togo = tonumber(tArgs[1])
togo = togo or 1
print("Going Boss!")

-- Functions
function tfuel(amount) 
 if turtle.getFuelLevel() < 5 then
  turtle.select(16) 
  turtle.refuel(amount)
  turtle.select(1)
 end
end

function turnaround()
  turtle.turnRight()
  turtle.turnRight()
end

function uandd()
  if turtle.detectUp() then
   turtle.digUp()
  end
  if turtle.detectDown() then
   turtle.digDown()
  end
end

-- Starting Out
for i = 1, togo do
  tfuel(1) 
  if turtle.detect() then
   repeat
    turtle.dig()
    sleep(0.25)
   until turtle.detect() == false
   turtle.forward()
   uandd()
  else
   turtle.forward()
   uandd()
  end
  if togo >= 10 then
   if (i % 10 == 0) then
    turtle.placeDown()
   end
  end
end

--Lets assume that worked and he made it
turnaround()
for r = 1, togo do
 tfuel(1)
 turtle.forward()
end