public function getTotalPriceAttribute()
    {
        if (empty($this->shopCalculations)) $this->runCalculations();
        return round($this->shopCalculations->totalPrice, 2);
    }
public function getTotalPriceAttribute()
    {
        if (empty($this->shopCalculations)) $this->runCalculations();
        return round($this->shopCalculations->totalPrice, 2);
    }
Returns total price of all the items in cart.

@return float