\Drupal\Commerce\Context

ChainPriceResolver.php

<?php

namespace Drupal\commerce_price\Resolver;

use Drupal\commerce\Context;
use Drupal\commerce\PurchasableEntityInterface;

/**
 * Default implementation of the chain base price resolver.
 */
class ChainPriceResolver implements ChainPriceResolverInterface {

  /**
   * The resolvers.
   *
   * @var \Drupal\commerce_price\Resolver\PriceResolverInterface[]
   */
  protected $resolvers = [];

  /**
   * Constructs a new ChainBasePriceResolver object.
   *
   * @param \Drupal\commerce_price\Resolver\PriceResolverInterface[] $resolvers
   *   The resolvers.
   */
  public function __construct(array $resolvers = []) {
    $this->resolvers = $resolvers;
  }

  /**
   * {@inheritdoc}
   */
  public function addResolver(PriceResolverInterface $resolver) {
    $this->resolvers[] = $resolver;
  }

  /**
   * {@inheritdoc}
   */
  public function getResolvers() {
    return $this->resolvers;
  }

  /**
   * {@inheritdoc}
   */
  public function resolve(PurchasableEntityInterface $entity, $quantity = 1) {
    $time = \Drupal::service('commerce.time');
    $user = \Drupal::currentUser();
    $stores = $entity->getStores();
    $context = new Context($user, $stores, $time);
    foreach ($this->resolvers as $resolver) {
      $result = $resolver->resolve($entity, $quantity, $context);
      if ($result) {
        return $result;
      }
    }
  }

}

Context.php

<?php

namespace Drupal\commerce;

use Drupal\commerce_store\Entity\Store;
use Drupal\profile\Entity\Profile;

class Context {

  /**
   * The customer profile.
   *
   * @var \Drupal\profile\Entity\Profile
   */
  protected $customer;

  /**
   * The stores.
   *
   * @var \Drupal\commerce_store\Entity\Store[]
   */
  protected $stores;

  /**
   * The time.
   *
   * @var \Drupal\commerce\TimeInterface
   */
  protected $time;

  /**
   * Constructs a new Commerce Context object.
   *
   * @param \Drupal\profile\Entity\Profile $customer
   *   The customer profile.
   *
   * @param \Drupal\commerce_store\Entity\Store[] $store
   *   The store.
   *
   * @param \Drupal\commerce\TimeInterface $time
   *   The time.
   */
  public function __construct(Profile $customer, Store[] $stores, TimeInterface $time) {
    $this->customer = $customer;
    $this->stores = $stores;
    $this->time = $time;
  }

  /**
   * Gets the current customer.
   *
   * @return \Drupal\profile\Entity\Profile $customer
   */
  public function getCustomer() {
    return $this->customer;
  }

  /**
   * Gets the current store.
   *
   * @return \Drupal\commerce_store\Entity\Store[]
   */
  public function getStores() {
    return $this->stores;
  }

  /**
   * Gets the current date.
   *
   * @return \Drupal\commerce\TimeInterface
   */
  public function getTime() {
    return $this->time;
  }
}