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Apr 24th, 2018
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  1. /*
  2. * robot.js
  3. *
  4. * You'll need three keys in order to unlock the
  5. * Algorithm: the red key, the green key, and the
  6. * blue key. Unfortunately, all three of them are
  7. * behind human-proof barriers.
  8. *
  9. * The plan is simple: reprogram the maintenance
  10. * robots to grab the key and bring it through
  11. * the barrier to us.
  12. *
  13. * Let's try it on the red key first.
  14. */
  15.  
  16. function getRandomInt(min, max) {
  17. return Math.floor(Math.random() * (max - min + 1)) + min;
  18. }
  19.  
  20. function startLevel(map) {
  21. // Hint: you can press R or 5 to "rest" and not move the
  22. // player, while the robot moves around.
  23.  
  24. map.placePlayer(map.getWidth()-2, map.getHeight()-2);
  25. var player = map.getPlayer();
  26.  
  27. map.defineObject('robot', {
  28. 'type': 'dynamic',
  29. 'symbol': 'R',
  30. 'color': 'gray',
  31. 'onCollision': function (player, me) {
  32. me.giveItemTo(player, 'redKey');
  33. },
  34. 'behavior': function (me) {
  35. // Available commands: me.move(direction)
  36. // and me.canMove(direction)
  37. var rx = map.getWidth()-2;
  38. var ry = map.getHeight()-2;
  39. var dx = player.getX()-rx;
  40. var dy = player.getY()-ry;
  41. var m = me.move;
  42. if (dy==-1) m('up');
  43. if (dy==1) m('down');
  44. if (dx==-1) m('left');
  45. if (dx==1) m('right');
  46.  
  47. }
  48. });
  49.  
  50. map.defineObject('barrier', {
  51. 'symbol': '░',
  52. 'color': 'purple',
  53. 'impassable': true,
  54. 'passableFor': ['robot']
  55. });
  56.  
  57. map.placeObject(0, map.getHeight() - 1, 'exit');
  58. map.placeObject(1, 1, 'robot');
  59. map.placeObject(map.getWidth() - 2, 8, 'redKey');
  60. map.placeObject(map.getWidth() - 2, 9, 'barrier');
  61.  
  62. for (var x = 0; x < map.getWidth(); x++) {
  63. map.placeObject(x, 0, 'block');
  64. if (x != map.getWidth() - 2) {
  65. map.placeObject(x, 9, 'block');
  66. }
  67. }
  68.  
  69. for (var y = 1; y < 9; y++) {
  70. map.placeObject(0, y, 'block');
  71. map.placeObject(map.getWidth() - 1, y, 'block');
  72. }
  73. }
  74.  
  75. function validateLevel(map) {
  76. map.validateExactlyXManyObjects(1, 'exit');
  77. map.validateExactlyXManyObjects(1, 'robot');
  78. map.validateAtMostXObjects(1, 'redKey');
  79. }
  80.  
  81. function onExit(map) {
  82. if (!map.getPlayer().hasItem('redKey')) {
  83. map.writeStatus("We need to get that key!");
  84. return false;
  85. } else {
  86. return true;
  87. }
  88. }
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