Turtle Wireless Mover

-- local debug = true
local cmpid = os.getComputerID()  -- get the computer / turtle ID
print(cmpid) -- Print the Tutle / computer ID   (this is always good to show and know)
rednet.open("right")

-- event is the computer event code eg. "rednet_message" which is what we are looking for.
-- p1 is our senders computer ID.
-- p2 is our senders message.
-- p3 is our senders distance from the turtle.


while true do  -- Loop Infinitely
  local event,p1,p2,p3 = os.pullEvent()  -- Pull event with args.
  if debug and event == "rednet_message" then  -- only if we are debugging the script  execute this
    print( event .. " " .. p1 .. " " .. p2 .. " " .. p3 ) -- debug screen output on Turtle
  end

  if event == "rednet_message" then -- only if the event is a rednet incoming message do anything, otherwise return to loop waiting.
    rednet.send(p1,"ack") -- reply to say we received the message
    if debug then print("ack " .. p2 );end
    if p2 == "left" then
     if debug then print("l ");end
     turtle.turnLeft()

    elseif p2 == "right" then
     if debug then print("r ");end
     turtle.turnRight()

    elseif p2 == "back" then
     if debug then print("b ");end
     turtle.back()

    elseif p2 == "forward" then
     if debug then print("f ");end
     turtle.forward()

    elseif p2 == "up" then
     if debug then print("u ");end
     turtle.up()

    elseif p2 == "down" then
     if debug then print("d ");end
     turtle.down()

    elseif p2 == "dig" then
     if debug then print("dig ");end
     turtle.dig()

    elseif p2 == "return" then  -- for now we only want the turtle to return to the ground level...
     for x=1,20 do
      turtle.down()
     end
    end
  end
end