November 10, 2015 23:03 · Nov 10, 2015
diff --git a/untrusted-lvl11-solution.js b/untrusted-lvl11-solution.js
@@ -0,0 +1,83 @@
+/*
+ * 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) {
+            // Available commands: me.move(direction)
+            //                 and me.canMove(direction)
+            if(me.canMove('down'))
+                me.move('down')
+            else if(me.canMove('right'))
+                me.move('right')
+        }
+    });
+
+    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;
+    }
+}
+