<?php

namespace App\CorePackages\VirtualActivity;

use App\CorePackages\VirtualActivity\Exceptions\VirtualActivityNotFoundException;
use App\CorePackages\VirtualActivity\Exceptions\SiteNotFoundException;
use App\Site;
use App\Business;

class VirtualActivityFinder
{

    /**
    * .
    *
    * @var array
    */
	protected static $mainDomains = [
        'willamall.com',
        'willaengine',
        'willadevelop.ir',
    ];

    /**
     * finds business object based on "url" or "logged_in user".
     *
     * @return Business
     */
	public static function fetch() {


        $domain = static::findSiteName(request()->root());

		$site = Site::where('domain', $domain)->first();

        if ($site) {

            return $site->user_template->business;

        } elseif (in_array($domain, static::$mainDomains)) {
            if ( \AuthFinder::check() && \AuthFinder::user()->last_used_business !== 0) {
				return Business::findOrFail(\AuthFinder::user()->last_used_business);
            }

			throw new VirtualActivityNotFoundException('Business Not Found');
        }

        throw new SiteNotFoundException('Site Not Found');

	}

    /**
     * finds site name based on specified url address.
     *
     * @param string $domain
     * @return Business
     */
	public static function findSiteName($domain) {

        $array = explode('.', parse_url($domain, PHP_URL_HOST));
        if (count($array) == 4) {
            $domain = $array[1];
        } elseif (count($array) == 3) {
            if ($array[0] === 'www') {
                $domain = $array[1] . '.' . $array[2];
            } else {
                $domain = $array[0];
            }
        } elseif (count($array) == 2) {
            $domain = $array[0] . '.' . $array[1];
        }
        return $domain;

    }


}