protected function BuyXGetY::findSinglePurchasableEntity in Commerce Core 8.2

Finds the configured purchasable entity amongst the given conditions.

Parameters

\Drupal\commerce\ConditionGroup $conditions: The condition group.

Return value

\Drupal\commerce\PurchasableEntityInterface|null The purchasable entity, or NULL if not found in the conditions.

1 call to BuyXGetY::findSinglePurchasableEntity()

BuyXGetY::apply in modules/promotion/src/Plugin/Commerce/PromotionOffer/BuyXGetY.php

Applies the offer to the given entity.

File

modules/promotion/src/Plugin/Commerce/PromotionOffer/BuyXGetY.php, line 548

Class

BuyXGetY

Provides the "Buy X Get Y" offer for orders.

Namespace

Drupal\commerce_promotion\Plugin\Commerce\PromotionOffer

Code

protected function findSinglePurchasableEntity(ConditionGroup $conditions) {
  foreach ($conditions
    ->getConditions() as $condition) {
    if ($condition instanceof PurchasableEntityConditionInterface) {
      $purchasable_entity_ids = $condition
        ->getPurchasableEntityIds();
      if (count($purchasable_entity_ids) === 1) {
        $purchasable_entities = $condition
          ->getPurchasableEntities();
        return reset($purchasable_entities);
      }
    }
  }
  return NULL;
}