commerce-8.x-2.8/modules/promotion/src/Plugin/Commerce/PromotionOffer/OrderItemPromotionOfferInterface.php

<?php

namespace Drupal\commerce_promotion\Plugin\Commerce\PromotionOffer;

/**
 * Defines the interface for order item offers.
 *
 * Order item offers have conditions, which are used to determine which
 * order items should be passed to the offer.
 */
interface OrderItemPromotionOfferInterface extends PromotionOfferInterface {

  /**
   * Gets the conditions.
   *
   * @return \Drupal\commerce\Plugin\Commerce\Condition\ConditionInterface[]
   *   The conditions.
   */
  public function getConditions();

  /**
   * Sets the conditions.
   *
   * @param \Drupal\commerce\Plugin\Commerce\Condition\ConditionInterface[] $conditions
   *   The conditions.
   *
   * @return $this
   */
  public function setConditions(array $conditions);

}