public function getDirection()
    {
        if ($this->isSorted()) {
            // If the column is currently being sorted, grab the direction from the query string
            $this->direction = Request::input(config('gbrock-tables.key_direction'));
        }

        if (!$this->direction) {
            $this->direction = config('gbrock-tables.default_direction');
        }

        return $this->direction;
    }