<?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:----NTg3ODUwNTcxMjMzMDkzMyAzNDYyODkyMDYzNTkzNzgwIDk1MDkxNjE3OTc0NzUwMDQ=