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<?php |
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namespace Cypress\PatchManager; |
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use Cypress\PatchManager\Request\Operations; |
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use PhpCollection\Sequence; |
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/** |
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* Match the correct handlers based on actual operations |
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*/ |
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class OperationMatcher |
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{ |
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/** |
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* @var Sequence |
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*/ |
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private Sequence $handlers; |
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/** |
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* @var Operations |
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*/ |
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private Operations $operations; |
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/** |
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* @param Operations $operations |
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*/ |
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public function __construct(Operations $operations) |
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{ |
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$this->handlers = new Sequence(); |
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$this->operations = $operations; |
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} |
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/** |
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* @param PatchOperationHandler $handler |
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*/ |
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public function addHandler(PatchOperationHandler $handler): void |
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{ |
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$this->handlers->add($handler); |
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} |
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/** |
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* @param array|Patchable|\Traversable $subject a Patchable instance or a collection of instances |
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* |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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* @throws Exception\InvalidJsonRequestContent |
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* @return Sequence |
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*/ |
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public function getMatchedOperations($subject): Sequence |
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{ |
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$handlers = $this->handlers; |
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return $this->operations |
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->all() |
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->foldLeft( |
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new Sequence(), |
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function (Sequence $matchedOperations, array $operationData) use ($handlers, $subject) { |
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$handler = $handlers->find(fn (PatchOperationHandler $patchHandler) => $operationData[Operations::OP_KEY_NAME] === $patchHandler->getName()); |
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if ($handler->isDefined()) { |
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/** @var PatchOperationHandler $patchOperationHandler */ |
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$patchOperationHandler = $handler->get(); |
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if ($patchOperationHandler->canHandle($subject)) { |
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$matchedOperations->add(MatchedPatchOperation::create($operationData, $handler->get())); |
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} |
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} |
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return $matchedOperations; |
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} |
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); |
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} |
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/** |
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* @param array|Patchable|\Traversable $subject a Patchable instance or a collection of instances |
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* @throws Exception\InvalidJsonRequestContent |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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* @return Sequence |
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*/ |
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public function getUnmatchedOperations($subject): Sequence |
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{ |
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return $this->operations |
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->all() |
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->filter(fn (array $operationData) => $operationData !== $this->getMatchedOperations($subject)) |
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->map(fn (array $operationData) => $operationData['op']); |
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} |
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} |
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