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<?php |
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declare(strict_types=1); |
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namespace Stratadox\Di; |
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use ReflectionClass; |
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final class AutoWiring |
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{ |
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private $container; |
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private $links; |
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private function __construct(ContainerInterface $container, array $links) |
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{ |
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$this->container = $container; |
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$this->links = $links; |
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} |
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public static function the(ContainerInterface $container) : self |
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{ |
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return new self($container, []); |
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} |
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public function link(string $interface, string $class) : self |
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{ |
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return new self($this->container, [$interface => $class] + $this->links); |
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} |
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public function get(string $service) |
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{ |
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if (!$this->container->has($service)) { |
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$this->resolve($service); |
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} |
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return $this->container->get($service); |
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} |
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public function has(string $service) : bool |
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{ |
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return class_exists($service) || interface_exists($service); |
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} |
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private function resolve(string $service) |
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{ |
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if (interface_exists($service)) { |
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$this->resolveInterface($service); |
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} else { |
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$this->resolveClass($service); |
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} |
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} |
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private function resolveInterface(string $service) |
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{ |
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$class = $this->links[$service]; |
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$this->resolveClass($class); |
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$this->container->set($service, function () use ($class) { |
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return $this->container->get($class); |
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}); |
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} |
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private function resolveClass(string $service) |
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{ |
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$constructor = (new ReflectionClass($service))->getConstructor(); |
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$dependencies = []; |
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if (isset($constructor)) { |
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foreach ($constructor->getParameters() as $parameter) { |
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$dependency = (string) $parameter->getType(); |
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$this->resolve($dependency); |
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$dependencies[] = $dependency; |
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} |
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} |
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$this->container->set($service, |
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function () use ($service, $dependencies) { |
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$parameters = []; |
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foreach ($dependencies as $dependency) { |
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$parameters[] = $this->container->get($dependency); |
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} |
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return new $service(...$parameters); |
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} |
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); |
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} |
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} |
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Stratadox /
Di
