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<?php declare(strict_types=1); |
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namespace WyriHaximus\React\Cache; |
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use React\Cache\CacheInterface; |
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use function React\Promise\all; |
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final class Fallback implements CacheInterface |
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{ |
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/** @var CacheInterface */ |
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private $primary; |
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/** @var CacheInterface */ |
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private $fallback; |
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/** |
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* @param CacheInterface $primary |
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* @param CacheInterface $fallback |
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*/ |
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public function __construct(CacheInterface $primary, CacheInterface $fallback) |
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{ |
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$this->primary = $primary; |
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$this->fallback = $fallback; |
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} |
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public function get($key, $default = null) |
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{ |
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return $this->primary->get($key, $default)->then(function ($value) use ($key, $default) { |
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if ($value === null || $value === $default) { |
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return $this->fallback->get($key, $default); |
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} |
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return $value; |
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})->then(function ($value) use ($key) { |
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$this->primary->set($key, $value); |
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return $value; |
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}); |
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} |
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public function set($key, $value, $ttl = null) |
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{ |
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return all([ |
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'primary' => $this->primary->set($key, $value, $ttl), |
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'fallback' => $this->fallback->set($key, $value, $ttl), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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View Code Duplication |
public function delete($key) |
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{ |
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return all([ |
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'primary' => $this->primary->delete($key), |
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'fallback' => $this->fallback->delete($key), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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public function getMultiple(array $keys, $default = null) |
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{ |
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return $this->primary->getMultiple($keys, $default)->then(function (array $items) use ($default) { |
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$keys = \array_keys(\array_filter($items, function ($value) { |
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return $value === null; |
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})); |
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if (\count($keys) == 0) { |
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return $items; |
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} |
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return $this->fallback->getMultiple($keys, $default)->then(function (array $fallbackItems) use ($items) { |
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foreach ($fallbackItems as $key => $value) { |
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$items[$key] = $value; |
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} |
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return $items; |
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}); |
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}); |
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} |
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View Code Duplication |
public function setMultiple(array $values, $ttl = null) |
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{ |
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return all([ |
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'primary' => $this->primary->setMultiple($values, $ttl), |
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'fallback' => $this->fallback->setMultiple($values, $ttl), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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View Code Duplication |
public function deleteMultiple(array $keys) |
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{ |
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return all([ |
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'primary' => $this->primary->deleteMultiple($keys), |
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'fallback' => $this->fallback->deleteMultiple($keys), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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View Code Duplication |
public function clear() |
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{ |
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return all([ |
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'primary' => $this->primary->clear(), |
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'fallback' => $this->fallback->clear(), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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View Code Duplication |
public function has($key) |
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{ |
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return all([ |
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'primary' => $this->primary->has($key), |
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'fallback' => $this->fallback->has($key), |
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])->then(function (array $bool) { |
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return $bool['primary'] === true && $bool['fallback'] === true; |
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}, function () { |
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return false; |
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}); |
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} |
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} |
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.