Randomized who starts the fight

Reviewed-on: #35

scenes/Babushka_scene_farm_outside_2d.tscn

@@ -1295,6 +1295,7 @@ polygon = PackedVector2Array(247.227, 43.5123, 44.7822, 43.5123, -87.2178, 45.12
 [node name="EnterHouseInteraction" parent="YSorted/Farm visuals/Static" instance=ExtResource("27_klb81")]
 position = Vector2(5834, 2354)
 scale = Vector2(2.425, 2.425)
+_id = 0
 metadata/SaveID = "5a93071f-c1ab-4b4b-b74e-a6324d44ddf8"
 
 [node name="DoorSprite" type="Sprite2D" parent="YSorted/Farm visuals/Static/EnterHouseInteraction"]

scenes/Babushka_scene_fight_happening.tscn

@@ -190,6 +190,7 @@ _label = NodePath("Label")
 _current = NodePath("Current")
 
 [node name="Label" type="Label" parent="StateMachineDebugger"]
+visible = false
 offset_left = -982.0
 offset_top = -497.0
 offset_right = -893.0
@@ -197,6 +198,7 @@ offset_bottom = -474.0
 text = "Hello world"
 
 [node name="Current" type="Label" parent="StateMachineDebugger"]
+visible = false
 offset_left = 705.0
 offset_top = -495.0
 offset_right = 794.0

scripts/CSharp/Common/Fight/FightHappening.cs

@@ -307,6 +307,11 @@ public partial class FightHappening : Node
             HappeningData.enemyFighterFormation.SetFighterAtPosition(emptySlotIndex, fighter);
             HappeningData.fighterTurn.AddAsLast(fighter);
         }
+
+        if (GD.RandRange(0, 2) != 0) // 2/3 chance for vesna to start
+        {
+            HappeningData.fighterTurn.SpinBack();
+        }
     }
 
     private void ExecuteNextFighter()

scripts/CSharp/Common/Fight/FighterTurn.cs

@@ -99,6 +99,23 @@ public class FighterTurn : IEnumerable<FightWorld.Fighter>
         return false;
     }
 
+    /// <summary>
+    /// Sets the current one back
+    /// This is an expensive operation, because the entire data structure needs to be circled
+    /// </summary>
+    public void SpinBack()
+    {
+        if (_currentNode == null) return;
+
+        var node = _currentNode;
+        while (node.next != _currentNode)
+        {
+            node = node.next;
+        }
+
+        _currentNode = node;
+    }
+
     public IEnumerator<FightWorld.Fighter> GetEnumerator()
     {
         if (_currentNode == null) return Enumerable.Empty<FightWorld.Fighter>().GetEnumerator();