controllers/test_folders/app/Services/SeiyakuPriceService.php

<?php

namespace App\Services;

class SeiyakuPriceService
{
    public function getSeiyakuPrice(ShopFrontDetails $shopFrontDetails)
    {
        // implement logic to get seiyaku price
        // for now, return a dummy value
        return 1000;
    }
}