Key Input for Node Bot

gistfile1.txt

var five = require("johnny-five"),
  board = new five.Board(),
  keypress = require('keypress');

  board.on("ready", function() {

    keypress(process.stdin);

    servoRight = new five.Servo({
      pin: 10,
      type: "continuous"
    });

    servoLeft = new five.Servo({
      pin: 11,
      type: "continuous"
    });

    function controller(ch, key) {
      if (key) {
        if (key.name === "space") {
          servoLeft.center();
          servoRight.center();
        }
        if (key.name === "up") {
          servoLeft.cw();
          servoRight.ccw();
        }
        if (key.name === "down") {
          servoLeft.ccw();
          servoRight.cw();
        }
        if (key.name === "right") {
          servoLeft.cw();
          servoRight.cw();
        }
        if (key.name === "left") {
          servoLeft.ccw();
          servoRight.ccw();
        }
      }
    }

    // listen for the "keypress" event
    process.stdin.on('keypress', controller);

    board.repl.inject({
      servoLeft: servoLeft,
      servoRight: servoRight,
      back: function () {
        servoLeft.ccw();
        servoRight.cw();
      },
      forward: function () {
        servoLeft.cw();
        servoRight.ccw();
      },
      stop: function () {
        servoLeft.center();
        servoRight.center();
      },
      left: function () {
        servoLeft.ccw();
        servoRight.ccw();
      },
      right: function () {
        servoLeft.cw();
        servoRight.cw();
      }
    });

    process.stdin.setRawMode(true);
    process.stdin.resume();

  });