<?php
namespace app\support\lib;

use Exception;
use ClassLoader;
use BadMethodCallException;
use Illuminate\Support\ServiceProvider;
use Symfony\Component\Debug\Exception\ClassNotFoundException;



/**
 * Class StartupServiceProvider
 * @package app\lib
 *
 * Класс регистрации классов для автозагрузки и автозапуска
 */
class StartupServiceProvider extends ServiceProvider
{
    /**
     * @var array
     */
    protected $startups = [];

    /**
     * @var bool
     */
    protected $defer = false;

    /**
     * Register package
     */
    public function boot()
    {
        $this->package('app/startup', 'startup');
    }

    /**
     * @param $path
     * @return $this
     */
    public function registerPath($path)
    {
        ClassLoader::addDirectories([$path]);
        return $this;
    }

    /**
     * @param array $paths
     * @return $this
     */
    public function registerPaths(array $paths)
    {
        ClassLoader::addDirectories($paths);
        return $this;
    }

    /**
     * @param $namespace
     * @param $path
     * @return $this
     * @throws ClassNotFoundException
     */
    public function registerStartupPath($namespace, $path)
    {
        $this->startups[$path] = $namespace;

        ClassLoader::addDirectories([$path]);

        foreach (glob($path . '/*.php') as $file) {
            $class = pathinfo($file, PATHINFO_FILENAME);
            $class = str_replace(['//', '\\\\'], ['\\'], $namespace . '\\' . $class);

            try {
                $instance = new $class;
            } catch (Exception $e) {
                throw new ClassNotFoundException('Can not load class ' . $class . '. Class not found.', $e);
            }

            try {
                $instance->boot(app('app'));
            } catch (Exception $e) {
                throw new BadMethodCallException('Can not call boot method for class ' . $class . ': ' . $e->getMessage());
            }

        }
        return $this;
    }

    /**
     * @param array $paths
     * @return $this
     * @throws ClassNotFoundException
     */
    public function registerStartupPaths(array $paths)
    {
        foreach ($paths as $ns => $path) {
            $this->registerStartupPath($ns, $path);
        }
        return $this;
    }

    /**
     * @return array
     */
    public function getStartupPaths()
    {
        return $this->startups;
    }

    /**
     * @return $this|void
     */
    public function register()
    {
        $this->app['startup'] = $this->app->share(function ($app) {
            return $this;
        });
        return $this;
    }

    /**
     * @return array
     */
    public function provides() { return []; }
}