<?php

namespace Source\Models\Ecommerce;

use Source\Core\Model;

/**
 * Class ProductVariations
 * @package Source\Models\Ecommerce
 */
class ProductVariations extends Model
{
    /**
     * Post constructor.
     */
    public function __construct()
    {
        parent::__construct("product_variations", ["id"], ["product_id"]);
    }


    /**
     * @param string $gallery_link
     * @param string $columns
     * @return null|Post
     */

    public function findByGLink(string $gallery_link, string $columns = "*"): ?ProductVariations
    {
        $find = $this->find("gallery_link = :gallery_link", "gallery_link={$gallery_link}", $columns);
        return $find->fetch();
    }


    /**
     * @return null|Product
     */
    public function variation(): ?Variation
    {
        if ($this->variation_id) {
            return (new Variation())->find("id = :id", "id={$this->variation_id}")->fetch();
        }
        return null;
    }

}