Stevebauman\Inventory\Traits\InventoryVariantTrait::createVariant PHP Метод

    public function createVariant($name = '', $description = '', $categoryId = null, $metricId = null)
    {
        $variant = $this->newVariant($name);
        $this->dbStartTransaction();
        try {
            if (!empty($description)) {
                $variant->description = $description;
            }
            if ($categoryId !== null) {
                $variant->category_id = $categoryId;
            }
            if ($metricId !== null) {
                $variant->metric_id = $metricId;
            }
            if ($variant->save()) {
                $this->dbCommitTransaction();
                $this->fireEvent('inventory.variant.created', ['item' => $this]);
                return $variant;
            }
        } catch (\Exception $e) {
            $this->dbRollbackTransaction();
        }
        return false;
    }