refactor: Extract generalized getter with parameter

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

lib/Model/AttendeeMapper.php

@@ -101,6 +101,26 @@ class AttendeeMapper extends QBMapper {
 		return $this->findEntities($query);
 	}
 
+	/**
+	 * @param int $roomId
+	 * @param array $actorTypes
+	 * @param int|null $lastJoinedCall
+	 * @return Attendee[]
+	 */
+	public function getActorsByTypes(int $roomId, array $actorTypes, ?int $lastJoinedCall = null): array {
+		$query = $this->db->getQueryBuilder();
+		$query->select('*')
+			->from($this->getTableName())
+			->where($query->expr()->eq('room_id', $query->createNamedParameter($roomId, IQueryBuilder::PARAM_INT)))
+			->andWhere($query->expr()->in('actor_type', $query->createNamedParameter($actorTypes, IQueryBuilder::PARAM_STR_ARRAY)));
+
+		if ($lastJoinedCall !== null) {
+			$query->andWhere($query->expr()->gte('last_joined_call', $query->createNamedParameter($lastJoinedCall, IQueryBuilder::PARAM_INT)));
+		}
+
+		return $this->findEntities($query);
+	}
+
 	/**
 	 * @param int $roomId
 	 * @param array $participantType

lib/Service/ParticipantService.php

@@ -1619,11 +1619,18 @@ class ParticipantService {
 	 * @return string[]
 	 */
 	public function getParticipantUserIds(Room $room, ?\DateTime $maxLastJoined = null): array {
+		return $this->getParticipantActorIdsByActorType($room, [Attendee::ACTOR_USERS], $maxLastJoined);
+	}
+
+	/**
+	 * @return string[]
+	 */
+	public function getParticipantActorIdsByActorType(Room $room, array $actorTypes, ?\DateTime $maxLastJoined = null): array {
 		$maxLastJoinedTimestamp = null;
 		if ($maxLastJoined !== null) {
 			$maxLastJoinedTimestamp = $maxLastJoined->getTimestamp();
 		}
-		$attendees = $this->attendeeMapper->getActorsByType($room->getId(), Attendee::ACTOR_USERS, $maxLastJoinedTimestamp);
+		$attendees = $this->attendeeMapper->getActorsByTypes($room->getId(), $actorTypes, $maxLastJoinedTimestamp);
 
 		return array_map(static function (Attendee $attendee) {
 			return $attendee->getActorId();