void CheckAndEnqueueNode(int x, int y, List<Node> nodesToCheck, int distance)
    {
        if (IsNodeInGridBounds(x, y))
        {
            //Check if node is walkable, not queued for check and unchecked
            if (grid[x, y].walkable && !grid[x, y].isEnqueued && !grid[x, y].check)
            {
                //Enqueue node and set its distance
                nodesToCheck.Add(grid[x, y]);
                grid[x, y].isEnqueued = true;
                grid[x, y].distance = distance + 1;
            }
        }
    }