text: /*
   * robot.js
   *
   * You'll need three keys in order to unlock the
   * Algorithm: the red key, the green key, and the
   * blue key. Unfortunately, all three of them are
   * behind human-proof barriers.
   *
   * The plan is simple: reprogram the maintenance
   * robots to grab the key and bring it through
   * the barrier to us.
   *
   * Let's try it on the red key first.
   */
  
  function getRandomInt(min, max) {
      return Math.floor(Math.random() * (max - min + 1)) + min;
  }
  
  function startLevel(map) {
      // Hint: you can press R or 5 to "rest" and not move the
      // player, while the robot moves around.
  
      map.placePlayer(map.getWidth()-2, map.getHeight()-2);
      var player = map.getPlayer();
  
      map.defineObject('robot', {
          'type': 'dynamic',
          'symbol': 'R',
          'color': 'gray',
          'onCollision': function (player, me) {
              me.giveItemTo(player, 'redKey');
          },
          'behavior': function (me) {
              // -------------------------------------------------------------
              
              // So, basically, all the way to the right, then start going
              // down. At the start, move one space to the right and then
              // just tap R or 5 until you have the key
              
              if (me.canMove('right'))
              {
                  me.move('right');
              }
              else if (me.canMove('down'))
              {
                  me.move('down');
              }
              
              // -------------------------------------------------------------
          }
      });
  
      map.defineObject('barrier', {
          'symbol': '░',
          'color': 'purple',
          'impassable': true,
          'passableFor': ['robot']
      });
  
      map.placeObject(0, map.getHeight() - 1, 'exit');
      map.placeObject(1, 1, 'robot');
      map.placeObject(map.getWidth() - 2, 8, 'redKey');
      map.placeObject(map.getWidth() - 2, 9, 'barrier');
  
      for (var x = 0; x < map.getWidth(); x++) {
          map.placeObject(x, 0, 'block');
          if (x != map.getWidth() - 2) {
              map.placeObject(x, 9, 'block');
          }
      }
  
      for (var y = 1; y < 9; y++) {
          map.placeObject(0, y, 'block');
          map.placeObject(map.getWidth() - 1, y, 'block');
      }
  }
  
  function validateLevel(map) {
      map.validateExactlyXManyObjects(1, 'exit');
      map.validateExactlyXManyObjects(1, 'robot');
      map.validateAtMostXObjects(1, 'redKey');
  }
  
  function onExit(map) {
      if (!map.getPlayer().hasItem('redKey')) {
          map.writeStatus("We need to get that key!");
          return false;
      } else {
          return true;
      }
  }
  