setOperation($operation); $this->setPhones($phones); } /** * Устанавливает операцию * * @param string|null $operation * @return $this * @throws TooLongPayingAgentOperationException */ public function setOperation(?string $operation): self { if (!is_null($operation)) { $operation = trim($operation); if (mb_strlen($operation) > Constraints::MAX_LENGTH_PAYING_AGENT_OPERATION) { throw new TooLongPayingAgentOperationException($operation); } } $this->operation = $operation ?: null; return $this; } /** * Вoзвращает установленную операцию * * @return string|null */ public function getOperation(): ?string { return $this->operation; } /** * @inheritDoc */ public function jsonSerialize(): array { $json = []; $this->getOperation() && $json['operation'] = $this->getOperation(); !$this->getPhones()->isEmpty() && $json['phones'] = $this->getPhones()->toArray(); return $json; } }