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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Http\Client\Common\HttpClientPool; |
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|
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use Http\Client\Common\Exception\HttpClientNotFoundException; |
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|
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/** |
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* LeastUsedClientPool will choose the client with the less current request in the pool. |
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* |
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* This strategy is only useful when doing async request |
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* |
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* @author Joel Wurtz <joel.wurtz@gmail.com> |
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*/ |
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final class LeastUsedClientPool extends HttpClientPool |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function chooseHttpClient(): HttpClientPoolItem |
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{ |
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$clientPool = array_filter($this->clientPool, function (HttpClientPoolItem $clientPoolItem) { |
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return !$clientPoolItem->isDisabled(); |
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}); |
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|
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if (0 === count($clientPool)) { |
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throw new HttpClientNotFoundException('Cannot choose a http client as there is no one present in the pool'); |
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} |
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|
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usort($clientPool, function (HttpClientPoolItem $clientA, HttpClientPoolItem $clientB) { |
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if ($clientA->getSendingRequestCount() === $clientB->getSendingRequestCount()) { |
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return 0; |
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} |
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|
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if ($clientA->getSendingRequestCount() < $clientB->getSendingRequestCount()) { |
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return -1; |
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} |
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|
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return 1; |
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}); |
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|
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return reset($clientPool); |
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} |
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} |
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|
