Update 'level2.md'

level2.md

@@ -1,4 +1,6 @@
-### v0.1
+### v0.2
+
+It's not really optimal, as elevator builds it's destination queue in plain format without thinking about it's current movement direction.
 
 ```js
 {   
@@ -35,14 +37,15 @@
             if (!getFreeElevator(floor)) {
                 // We didn't found free elevator
                 var less_loaded = getLessLoaded()[0];
-                less_loaded.destinationQueue.push(floor);
-                //less_loaded.destinationQueue = superSort(less_loaded);
-                less_loaded.checkDestinationQueue();
-                
-                // debug
-                console.log("Added floor " + floor + " to less loaded elevator");
-                console.log("Elevator queue: ");
-                console.log(less_loaded.destinationQueue);
+                if (!less_loaded.destinationQueue.includes(floor)) {
+                    less_loaded.destinationQueue.push(floor);
+                    //less_loaded.destinationQueue = superSort(less_loaded);
+                    less_loaded.checkDestinationQueue();
+                    // debug
+                    console.log("Added floor " + floor + " to less loaded elevator");
+                    console.log("Elevator queue: ");
+                    console.log(less_loaded.destinationQueue);
+                }
             }
         }
 
@@ -123,7 +126,11 @@
                 //console.log("Elevator " + elev + " pressed floors:");
                 //console.log(elevator.getPressedFloors());
 
-                elevator.goToFloor(floor);
+                //elevator.goToFloor(floor);
+                if (!elevator.destinationQueue.includes(floor)) {
+                    elevator.destinationQueue.push(floor);
+                    elevator.checkDestinationQueue();
+                }
             });
 
             // Stopped on a particulat floor
@@ -188,8 +195,8 @@
             });
         }
     },
-    update: function(dt, elevators, floors) {
-        // We normally don't need to do anything here
-    }
+        update: function(dt, elevators, floors) {
+            // We normally don't need to do anything here
+        }
 }
 ```