<?php

declare(strict_types=1);

namespace ACA\WC\Sorting\ShopCoupon;

use ACP\Sorting\Model\Post\MetaMapping;

class Type extends MetaMapping
{

    public function __construct()
    {
        parent::__construct('discount_type', $this->get_sorted_fields());
    }

    private function get_sorted_fields(): array
    {
        $types = wc_get_coupon_types();
        natcasesort($types);

        return array_keys($types);
    }

}