/**
* Process operations using connector pipeline. Handles pipeline building, cache and params.
*
* @param string $connectorType
* @param array $payload
* @param array|null $customPrePipeline
* @param array|null $customPostPipeline
*
* @throws Exception
*
* @return array
*/
protected function runConnectorPipeline($connectorType, $payload, $customPrePipeline = null, $customPostPipeline = null)
{
if (!isset($this->alambicConnectors[$connectorType])) {
throw new Config('Undefined connector : ' . $connectorType);
}
if (empty($payload['pipelineParams'])) {
$payload['pipelineParams'] = [];
}
$payload['connectorBaseConfig'] = $this->alambicConnectors[$connectorType];
$payload['pipelineParams'] = array_merge($payload['pipelineParams'], $this->sharedPipelineContext);
$prePipeline = !empty($this->alambicConnectors[$connectorType]['prePipeline']) && is_array($this->alambicConnectors[$connectorType]['prePipeline']) ? $this->alambicConnectors[$connectorType]['prePipeline'] : [];
$postPipeline = !empty($this->alambicConnectors[$connectorType]['postPipeline']) && is_array($this->alambicConnectors[$connectorType]['postPipeline']) ? $this->alambicConnectors[$connectorType]['postPipeline'] : [];
if ($customPrePipeline && is_array($customPrePipeline)) {
$prePipeline = $customPrePipeline;
}
if ($customPostPipeline && is_array($customPostPipeline)) {
$postPipeline = $customPostPipeline;
}
$finalPipeline = array_merge($prePipeline, [$this->alambicConnectors[$connectorType]['connectorClass']], $postPipeline);
$pipeLineKey = implode('-', $finalPipeline);
if (!array_key_exists($pipeLineKey, $this->pipelines)) {
$pipelineBuilder = new PipelineBuilder();
foreach ($finalPipeline as $stage) {
$pipelineBuilder->add(new $stage());
}
$this->pipelines[$pipeLineKey] = $pipelineBuilder->build();
}
return $this->pipelines[$pipeLineKey]->process($payload)['response'];
}
/**
* @param $stage
*
* @return $this
*/
public function addMiddleware(StageInterface $stage)
{
$this->pipeline = $this->getPipeline();
$this->pipeline = $this->pipeline->pipe($stage);
return $this;
}
/**
* @param Payload $payload
*
* @return Payload
*/
public function process($payload)
{
$this->builder->add(new IncludedResource())->add(new RequestedFields())->add(new PagedPagination())->add(new OffsetLimitPagination())->add(new CursorBasedPagination())->add(new Sorts());
$this->pipeline = $this->builder->build();
return $this->pipeline->process($payload);
}
