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<?php declare(strict_types=1); |
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namespace OpenEngine\Mika\Core\Components\Di; |
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use OpenEngine\Mika\Core\Components\Di\Exceptions\MethodNotFoundException; |
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use OpenEngine\Mika\Core\Components\Di\Exceptions\MissingMethodArgumentException; |
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use OpenEngine\Mika\Core\Components\Di\Exceptions\ServiceNotFoundException; |
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use OpenEngine\Mika\Core\Components\Di\Interfaces\DiConfigInterface; |
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use OpenEngine\Mika\Core\Components\Di\Traits\CreateObjectTrait; |
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use Psr\Container\ContainerInterface; |
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class Di implements ContainerInterface |
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{ |
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use CreateObjectTrait; |
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/** |
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* Created services |
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* |
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* @var object[] |
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*/ |
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private $singletons; |
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/** |
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* Registered service names |
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* |
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* @var string[] |
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*/ |
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private $services; |
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/** |
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* Di constructor. |
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* @param DiConfigInterface $diConfig |
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*/ |
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public function __construct(DiConfigInterface $diConfig) |
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{ |
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$diConfig->registerObject(ContainerInterface::class, $this); |
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$this->services = $diConfig->getServices(); |
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$this->singletons = $diConfig->getServiceObjects(); |
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} |
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/** |
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* {@inheritdoc} |
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* @throws MethodNotFoundException |
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* @throws MissingMethodArgumentException |
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*/ |
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public function get($id): object |
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{ |
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if (!$this->has($id)) { |
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throw new ServiceNotFoundException('Service ' . $id . ' is not found'); |
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} |
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$singleton = $this->getSingleton($id); |
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if ($singleton !== null) { |
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return $singleton; |
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} |
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return $this->createObject($this->getService($id)); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function has($id): bool |
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{ |
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return $this->getService($id) !== null; |
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} |
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/** |
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* @param string $id |
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* @return string|null |
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*/ |
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private function getService(string $id): ?string |
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{ |
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if (isset($this->services[$id])) { |
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return $this->services[$id]; |
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} |
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return null; |
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} |
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/** |
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* @param string $id |
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* @return \object|null |
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*/ |
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private function getSingleton(string $id): ?object |
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{ |
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if (isset($this->singletons[$id])) { |
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return $this->singletons[$id]; |
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} |
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return null; |
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} |
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} |
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open-engine /
mika
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