<?php

/**
 * Created by PhpStorm.
 * User: joe
 * Date: 3/22/17
 * Time: 5:21 PM.
 */

namespace KupShop\KupShopBundle\Util\System;

use KupShop\KupShopBundle\Util\Compat\ServiceContainer;
use KupShop\KupShopBundle\Util\Functional\Mapping;
use KupShop\KupShopBundle\Util\StringUtil;
use Symfony\Component\DependencyInjection\Container;

class BundleFinder
{
    /** @var Container */
    private $container;
    /** @var PathFinder */
    private $pathFinder;

    public function __construct(PathFinder $pathFinder)
    {
        $this->pathFinder = $pathFinder;
    }

    public function getBundles()
    {
        $bundles = $this->getContainer()->getParameter('kernel.bundles');

        return array_filter($bundles, function ($value) {
            return StringUtil::startsWith($value, 'KupShop')
                || StringUtil::startsWith($value, 'Shop')
                || StringUtil::startsWith($value, 'External');
        });
    }

    public function getBundlesResource($path)
    {
        return Mapping::withKeys($this->getBundles(), function ($bundle, $tmp) use ($path) {
            return "@{$bundle}/{$path}";
        });
    }

    public function getBundlesPath($path)
    {
        return Mapping::withKeys($this->getBundles(), function ($bundle, $class) use ($path) {
            $bundles = $this->getContainer()->getParameter('kernel.bundles_metadata');

            return $bundles[$bundle]['path'].'/'.$path;
        });
    }

    public function getExistingBundlesPath($path)
    {
        $bundles = $this->getBundlesPath($path);

        $files = array_filter($bundles, function ($value) {
            return file_exists($value);
        });

        return $files;
    }

    /**
     * @param Container $container
     *
     * @return BundleFinder
     */
    public function setContainer($container)
    {
        $this->container = $container;

        return $this;
    }

    /**
     * @return Container
     */
    public function getContainer()
    {
        if ($this->container) {
            return $this->container;
        }

        return $this->container = ServiceContainer::getContainer();
    }
}