<?php

namespace PSX\Api\Listing;

use PSX\Api\ListingInterface;
use PSX\Api\Resource;
use PSX\Api\ResourceCollection;
use PSX\Api\Specification;
use PSX\Api\SpecificationInterface;
use PSX\Schema\Definitions;

/**
 * MemoryListing
 *
 * @author  Christoph Kappestein <christoph.kappestein@gmail.com>
 * @license http://www.apache.org/licenses/LICENSE-2.0
 * @link    http://phpsx.org
 */
class MemoryListing implements ListingInterface
{
    /** @var array */
    protected $routes;

    /** @var \PSX\Api\SpecificationInterface */
    protected $specification;

    public function __construct()
    {
        $this->routes = [];
        $this->specification = new Specification(
            new ResourceCollection(),
            new Definitions()
        );
    }

    /**
     * @inheritdoc
     */
    public function getAvailableRoutes(FilterInterface $filter = null): iterable
    {
        if ($filter !== null) {
            return array_values(array_filter($this->routes, static function(Route $route) use ($filter){
                return $filter->match($route->getPath());
            }));
        } else {
            return $this->routes;
        }
    }

    /**
     * @inheritdoc
     */
    public function find(string $path, ?string $version = null): ?SpecificationInterface
    {
        $resource = $this->specification->getResourceCollection()->get($path);
        if (!$resource instanceof Resource) {
            return null;
        }

        $collection = new ResourceCollection();
        $collection->set($resource);

        return new Specification(
            $collection,
            $this->specification->getDefinitions()
        );
    }

    /**
     * @inheritdoc
     */
    public function findAll(?string $version = null, FilterInterface $filter = null): SpecificationInterface
    {
        if ($filter !== null) {
            return new Specification(
                $this->specification->getResourceCollection()->filter($filter),
                $this->specification->getDefinitions()
            );
        } else {
            return $this->specification;
        }
    }

    /**
     * @param \PSX\Api\Listing\Route $route
     */
    public function addRoute(Route $route)
    {
        $this->routes[] = $route;
    }

    /**
     * @param SpecificationInterface $specification
     */
    public function addSpecification(SpecificationInterface $specification)
    {
        $this->specification->merge($specification);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzE2OTcxNTE2NTE2ODc2NSA4MTYxNDQyNzczNjQ2MDMyIDc1NDEyNjA1OTI4MDU4Njc=