turn direction

directionToFace = arg[1]
if directionToFace == nil then
  print("Please provide a direction to turn to")
  return
end

-- Get the initial location
startX, startY, startZ = gps.locate()

function currentLocation()

  currentX, currentY, currentZ = gps.locate()

end

function facingDirection()

  turtle.forward()

  currentLocation()


  if currentX > startX then
    currentDirection = "east"
  end

  if currentX < startX then
    currentDirection = "west"
  end

  if currentZ > startZ then
    currentDirection = "south"
  end

  if currentZ < startZ then
    currentDirection = "north"
  end

  turtle.back()
  print("Facing: "..currentDirection)
end

-- Start turnDirection()

function turnDirection(directionToFace)

  -- Case east
  if directionToFace == "east" then
    if currentDirection == "north" then
      turtle.turnRight()
    elseif currentDirection == "east" then
      --Do nothing
    elseif currentDirection == "south" then
      turtle.turnLeft()
    elseif currentDirection == "west" then
      turtle.turnRight()
      turtle.turnRight()
    end
    currentDirection = "east"
  end

--Case east

--Case west
  if directionToFace == "west" then
    if currentDirection == "north" then
      turtle.turnLeft()
    elseif currentDirection == "east" then
      turtle.turnRight()
      turtle.turnRight()
    elseif currentDirection == "south" then
      turtle.turnRight()
    elseif currentDirection == "west" then
      --Do nothing
    end
    currentDirection = "west"
  end
--Case west

--Case north
  if directionToFace == "north" then
    if currentDirection == "north" then
      --Do nothing
    elseif currentDirection == "east" then
      turtle.turnLeft()
    elseif currentDirection == "south" then
      turtle.turnRight()
      turtle.turnRight()
    elseif currentDirection == "west" then
      turtle.turnRight()
    end
    currentDirection = "north"
  end
--Case north

--Case south
  if directionToFace == "south" then
    if currentDirection == "north" then
      turtle.turnRight()
      turtle.turnRight()
    elseif currentDirection == "east" then
      turtle.turnRight()
    elseif currentDirection == "south" then
      --Do nothing
    elseif currentDirection == "west" then
      turtle.turnLeft()
    end
    currentDirection = "south"
  end
--Case south
end

facingDirection()
turnDirection(directionToFace)



-- End turnDirection()