<?php declare(strict_types=1); namespace Dbp\Relay\CourseBundle\API; use Dbp\Relay\CourseBundle\Entity\Course; interface CourseProviderInterface { public function getCourseById(string $identifier, array $options = []): ?Course; /** * @return Course[] */ public function getCourses(array $options = []): array; /** * @return Course[] */ public function getCoursesByOrganization(string $orgUnitId, array $options = []): array; }