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<?php

/**
 * MvcCore
 *
 * This source file is subject to the BSD 3 License
 * For the full copyright and license information, please view
 * the LICENSE.md file that are distributed with this source code.
 *
 * @copyright   Copyright (c) 2016 Tom Flidr (https://github.com/mvccore)
 * @license     https://mvccore.github.io/docs/mvccore/5.0.0/LICENCE.md
 */

namespace MvcCore\Ext\Routers\Module;

trait Redirect {

    /**
     * Redirect to target media site version with path and by cloned request 
     * object global `$_GET` collection. Return always `FALSE`.
     * @param array $systemParams 
     * @return bool
     */
    protected function redirectToVersion ($systemParams) {
        /** @var $this \MvcCore\Ext\Routers\Module */
        /** @var $request \MvcCore\Request */
        $request = $this->request;
        
        // get domain with base path URL section, 
        // path with query string URL section 
        // system params for URL prefixes
        // and if path with query string URL section targeting `/` or `/index.php`
        $targetModule = NULL;
        $domainParamsDefault = [];
        $domainParams = [];
        if ($this->currentDomainRoute !== NULL) {
            $targetModule = $this->currentModule;
            $domainParamsDefault = $this->requestedDomainParams;
        }

        if ($targetModule !== NULL) {
            // remove domain module params and complete URL address base part by module domain
            $domainParams = array_intersect_key($systemParams, $domainParamsDefault);
            //$systemParamsClone = array_diff_key($systemParams, $domainParamsDefault);
            $defaultDomainParams = array_merge([], $this->GetDefaultParams() ?: []);
            
            if (method_exists($this, 'redirectCorrectDomainSystemParams')) 
                $this->redirectCorrectDomainSystemParams($domainParams);

            list($domainUrlBaseSection,) = $this->currentDomainRoute->Url(
                $request, $domainParams, $defaultDomainParams, ''
            );
        } else {
            $domainUrlBaseSection = NULL;
        }
        
        list ($urlBaseSection, $urlPathWithQuerySection, $systemParams, $urlPathWithQueryIsHome) 
            = $this->redirectToVersionSections($systemParams);

        $targetUrl = $this->urlByRoutePrefixSystemParams(
            $domainUrlBaseSection ?: $urlBaseSection, 
            $urlPathWithQuerySection, 
            array_diff_key($systemParams, $domainParamsDefault), 
            $urlPathWithQueryIsHome
        );

        
        $questionMarkPos = mb_strpos($targetUrl, '?');
        if ($questionMarkPos !== FALSE) $targetUrl = mb_substr($targetUrl, 0, $questionMarkPos);

        $fullOriginalUrl = $request->GetBaseUrl() . $request->GetOriginalPath();
        
        if ($fullOriginalUrl === $targetUrl) return TRUE;

        $this->redirect(
            $targetUrl, 
            $this->redirectStatusCode, 
            'Module router redirect'
        );

        return FALSE;
    }
}