private function setSortedProducts(CategoryInterface $category)
    {
        $productPositions = $this->getRequest()->getParam('product_position', []);
        $category->setSortedProductIds(array_keys($productPositions));

        return $this;
    }
private function setSortedProducts(CategoryInterface $category)
    {
        $productPositions = $this->getRequest()->getParam('product_position', []);
        $category->setSortedProductIds(array_keys($productPositions));

        return $this;
    }
private function setSortedProducts ( CategoryInterface $ category ) { $ productPositions = $ this -> getRequest ( ) -> getParam ( 'product_position' , [ ] ) ; $ category -> setSortedProductIds ( array_keys ( $ productPositions ) ) ; return $ this ; }
Append products sorted by the user to the category.

@param CategoryInterface $category Category.

@return $this
Append products sorted by the user to the category .