while true do
  local event, key, isHeld = os.pullEvent("key")

  local keyname = keys.getName(key)
  if keyname == "w" then
    term.write("...")
    turtle.dig()
    turtle.forward()
    print("forward")
  else if keyname == "s" then
    term.write("...")
    turtle.back()
    print("back")
  else if keyname === "a" then
    term.write("...")
    turtle.turnLeft()
    print("left")
  else if keyname === "d" then
    term.write("...")
    turtle.turnRight()
    print("right")
  else if keyname === "q" then
    term.write("...")
    turtle.digDown()
    turtle.down()
    print("down")
  else if keyname === "e" then
    term.write("...")
    turtle.digUp()
    turtle.up()
    print("up")
  else
    print("?")
  end
end