<?php

namespace DI\Definition\Source;

use DI\Definition\ObjectDefinition;
use DI\Definition\ObjectDefinition\MethodInjection;
use DI\Definition\Reference;
use ReflectionNamedType;

/**
 * Reads DI class definitions using reflection.
 *
 * @author Matthieu Napoli <matthieu@mnapoli.fr>
 */
class ReflectionBasedAutowiring implements DefinitionSource, Autowiring
{
    public function autowire(string $name, ObjectDefinition $definition = null)
    {
        $className = $definition ? $definition->getClassName() : $name;

        if (!class_exists($className) && !interface_exists($className)) {
            return $definition;
        }

        $definition = $definition ?: new ObjectDefinition($name);

        // Constructor
        $class = new \ReflectionClass($className);
        $constructor = $class->getConstructor();
        if ($constructor && $constructor->isPublic()) {
            $constructorInjection = MethodInjection::constructor($this->getParametersDefinition($constructor));
            $definition->completeConstructorInjection($constructorInjection);
        }

        return $definition;
    }

    public function getDefinition(string $name)
    {
        return $this->autowire($name);
    }

    /**
     * Autowiring cannot guess all existing definitions.
     */
    public function getDefinitions(): array
    {
        return [];
    }

    /**
     * Read the type-hinting from the parameters of the function.
     */
    private function getParametersDefinition(\ReflectionFunctionAbstract $constructor): array
    {
        $parameters = [];

        foreach ($constructor->getParameters() as $index => $parameter) {
            // Skip optional parameters
            if ($parameter->isOptional()) {
                continue;
            }

            $parameterType = $parameter->getType();
            if (!$parameterType) {
                // No type
                continue;
            }
            if (!$parameterType instanceof ReflectionNamedType) {
                // Union types are not supported
                continue;
            }
            if ($parameterType->isBuiltin()) {
                // Primitive types are not supported
                continue;
            }

            $parameters[$index] = new Reference($parameterType->getName());
        }

        return $parameters;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzA4Nzg0NzAzNzg5NTkwNiAyNTUxOTEyNTM3NzEzMTM2IDI0Njc1NDkyMzYwNTU5MDQ=