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<?php |
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/** |
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* Sandro Keil (https://sandro-keil.de) |
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* |
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* @link http://github.com/sandrokeil/arangodb-php-client for the canonical source repository |
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* @copyright Copyright (c) 2018-2019 Sandro Keil |
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* @license http://github.com/sandrokeil/arangodb-php-client/blob/master/LICENSE.md New BSD License |
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*/ |
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declare(strict_types=1); |
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namespace ArangoDb; |
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use ArangoDb\Type\Batch; |
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use ArangoDb\Type\GuardSupport; |
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use ArangoDb\Type\Transaction as TransactionType; |
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use ArangoDb\Type\Transactional; |
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use ArangoDb\Type\Type; |
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use Fig\Http\Message\StatusCodeInterface; |
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use Psr\Http\Client\ClientInterface; |
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use Psr\Http\Message\RequestFactoryInterface; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\StreamFactoryInterface; |
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final class TransactionalClient implements ClientInterface |
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{ |
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/** |
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* @var ClientInterface |
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*/ |
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private $client; |
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/** |
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* @var RequestFactoryInterface |
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*/ |
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private $requestFactory; |
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/** |
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* @var ResponseFactoryInterface |
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*/ |
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private $responseFactory; |
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/** |
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* Types |
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* |
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* @var Type[] |
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*/ |
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private $types = []; |
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/** |
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* Types |
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* |
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* @var Transactional[] |
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*/ |
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private $transactionalTypes = []; |
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/** |
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* @var StreamFactoryInterface |
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*/ |
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private $streamFactory; |
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/** |
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* @var StreamFactoryInterface |
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*/ |
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private $streamFactoryBatch; |
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public function __construct( |
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ClientInterface $client, |
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RequestFactoryInterface $requestFactory, |
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ResponseFactoryInterface $responseFactory, |
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StreamFactoryInterface $streamFactory, |
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StreamFactoryInterface $streamFactoryBatch |
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) { |
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$this->client = $client; |
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$this->requestFactory = $requestFactory; |
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$this->responseFactory = $responseFactory; |
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$this->streamFactory = $streamFactory; |
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$this->streamFactoryBatch = $streamFactoryBatch; |
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} |
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public function sendRequest(RequestInterface $request): ResponseInterface |
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{ |
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return $this->client->sendRequest($request); |
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} |
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/** |
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* Sends types and transactional types. Type responses and transaction response are validated via guards if provided |
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* to a type. You can also manually validate the transaction response but not the non transaction response. |
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* |
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* @param array $params |
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* @param bool $waitForSync |
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* @return ResponseInterface |
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* @throws \Psr\Http\Client\ClientExceptionInterface |
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*/ |
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public function send(array $params = [], bool $waitForSync = false): ResponseInterface |
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{ |
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if (0 !== count($this->types)) { |
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$batch = Batch::fromTypes(...$this->types); |
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$responseBatch = $this->client->sendRequest( |
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$batch->toRequest($this->requestFactory, $this->streamFactoryBatch) |
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); |
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if (null !== ($guards = $batch->guards())) { |
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BatchResult::fromResponse( |
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$responseBatch, |
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$this->responseFactory, |
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$this->streamFactory |
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)->validate(...$guards); |
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} |
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} |
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$actions = ''; |
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$collectionsWrite = [[]]; |
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$collectionsRead = [[]]; |
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$return = []; |
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$guards = []; |
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if (0 === count($this->transactionalTypes)) { |
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return $this->responseFactory->createResponse(StatusCodeInterface::STATUS_OK); |
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} |
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foreach ($this->transactionalTypes as $key => $type) { |
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$collectionsWrite[] = $type->collectionsWrite(); |
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$collectionsRead[] = $type->collectionsRead(); |
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if ($type instanceof GuardSupport |
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&& ($guard = $type->guard()) !== null |
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) { |
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$guards[] = $guard; |
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$key = $guard->contentId(); |
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} |
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$actions .= str_replace('var rId', 'var rId' . $key, $type->toJs()); |
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$return[] = 'rId' . $key; |
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} |
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$collectionsWrite = array_merge(...$collectionsWrite); |
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$collectionsRead = array_merge(...$collectionsRead); |
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$response = $this->client->sendRequest( |
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TransactionType::with( |
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sprintf( |
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'function () {var db = require("@arangodb").db;%s return {%s}}', |
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$actions, |
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implode(',', $return) |
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), |
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array_unique($collectionsWrite), |
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$params, |
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array_unique($collectionsRead), |
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$waitForSync |
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)->toRequest($this->requestFactory, $this->streamFactory) |
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); |
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if (0 !== count($guards)) { |
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\array_walk($guards, static function ($guard) use ($response) { |
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$guard($response); |
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}); |
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} |
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$this->types = []; |
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$this->transactionalTypes = []; |
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return $response; |
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} |
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/** |
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* Add type |
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* |
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* @param Type $type |
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*/ |
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public function add(Type $type): void |
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{ |
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if ($type instanceof Transactional) { |
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$this->transactionalTypes[] = $type; |
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return; |
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} |
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$this->types[] = $type; |
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} |
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/** |
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* Adds multiple types |
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* |
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* @param Type ...$types |
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*/ |
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public function addList(Type ...$types): void |
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{ |
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foreach ($types as $type) { |
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if ($type instanceof Transactional) { |
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$this->transactionalTypes[] = $type; |
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continue; |
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} |
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$this->types[] = $type; |
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} |
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} |
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/** |
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* Counts non transactional types |
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* |
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* @return int |
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*/ |
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3 |
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public function countTypes(): int |
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{ |
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return count($this->types); |
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} |
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/** |
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* Counts transactional types |
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* |
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* @return int |
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*/ |
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3 |
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public function countTransactionalTypes(): int |
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{ |
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return count($this->transactionalTypes); |
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} |
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/** |
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* Resets all types and transactional types |
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*/ |
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public function reset(): void |
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{ |
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$this->types = []; |
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1 |
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$this->transactionalTypes = []; |
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1 |
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} |
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} |
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sandrokeil /
arangodb-php-client
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