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var five = require('johnny-five');
var keypress = require('keypress');

var board = new five.Board();

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

  console.log('Welcome to Sumobot!');
  console.log('Control the bot with the arrow keys, and SPACE to stop.');

  var leftWheel= new five.Motor({
    pins: {
      pwm: 5,
      dir: 6
    },
    invertPWM: true
  });

  var rightWheel = new five.Motor({
    pins: {
      pwm: 9,
      dir: 10,
   },
   invertPWM: true
  });

  keypress(process.stdin);
  process.stdin.resume();
  process.stdin.setEncoding('utf8');
  process.stdin.setRawMode(true);
  
  process.stdin.on('keypress', function (ch, key) {

    if ( !key ) { return; }

    if ( key.name === 'q' ) {

      console.log('Quitting');
      process.exit();

    } else if ( key.name === 'up' ) {

      console.log('Forward');
      leftWheel.reverse(180);
      rightWheel.forward(180);

    } else if ( key.name === 'down' ) {

      console.log('Backward');
      leftWheel.forward(160);
      rightWheel.reverse(160);

    } else if ( key.name === 'left' ) {

      console.log('Left');
      leftWheel.reverse(160);
      rightWheel.reverse(160);


    } else if ( key.name === 'right' ) {

      console.log('Right');
      leftWheel.forward(160);
      rightWheel.reverse(160);

    } else if ( key.name === 'space' ) {

      console.log('Stopping');
      leftWheel.stop();
      rightWheel.stop();

    }

  });

});