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<?php
/**
 * RKD Banklink.
 *
 * @link https://github.com/renekorss/Banklink/
 *
 * @author Rene Korss <rene.korss@gmail.com>
 * @copyright 2016-2019 Rene Korss
 * @license MIT
 */
namespace RKD\Banklink\EE;

use RKD\Banklink\Banklink;
use RKD\Banklink\Protocol\IPizza;

/**
 * Banklink settings for LHV.
 *
 * For more information, please visit: https://www.lhv.ee/en/banking-services/banklink/?l3=en
 *
 * @author Rene Korss <rene.korss@gmail.com>
 */
class LHV extends Banklink
{
    /**
     * Request url.
     *
     * @var mixed
     */
    protected $requestUrl = 'https://www.lhv.ee/banklink';

    /**
     * Test request url.
     *
     * @var mixed
     */
    protected $testRequestUrl = 'https://www.lhv.ee/banklink';

    /**
     * Force LHV class to use IPizza protocol.
     *
     * @param RKD\Banklink\Protocol\IPizza $protocol   Protocol used
     */
    public function __construct(IPizza $protocol)
    {
        parent::__construct($protocol);
    }

    /**
     * Override encoding field.
     */
    protected function getEncodingField() : string
    {
        return 'VK_ENCODING';
    }

    /**
     * By default uses UTF-8.
     *
     * @return array Array of additional fields to send to bank
     */
    protected function getAdditionalFields() : array
    {
        return [
            'VK_ENCODING' => $this->requestEncoding,
        ];
    }
}