<?php
namespace app\core\utils;

use app\core\auth\User as UserAuth;

class Response {
    public static function backToHomepage() {
        if (UserAuth::isBOUser())
            return redirect(base_url('dashboard'));
        if (UserAuth::isFOUser())
            return redirect(base_url('home'));

        return redirect(base_url('logout'));
    }

    public static function showPage404($page) {
        if(UserAuth::isAuth() && UserAuth::isBOUser())
            redirect(base_url("dashboard"));
    }

    public static function backToReferrerDefaultPage() {
        // Get CodeIgniter instance
        $CI =& get_instance();

        $prevPage = $CI->agent->referrer();

        if (!$prevPage) return redirect(base_url());

        $prevPage = explode('/',str_replace(base_url(), "", $prevPage));

        // Redirect to Frontoffice page
        if (in_array($prevPage[0], FO_PAGES)) {
            return redirect(base_url());
        }

        // Redirect to Backoffice Login page
        return redirect(base_url("auth"));
    }

    /**
     * All pages in Backoffice are authenticated, so unauthenticated user will be auto-logoff.
     * While, some pages in the Frontoffice are accessible even when the user is not login
     * 
     * For example, (UserAuth::isAuth() && !UserAuth::auth() && $disposition === "fo") this condition checks
     * whether the session of the login user has expired on page load. 
     */
    public static function handleSessionTimeoutOnPageLoad($disposition = "fo") {        
        if ( (!UserAuth::isAuth() && $disposition === "bo") || (UserAuth::isAuth() && !UserAuth::auth() && $disposition === "fo") ) {
            return json_encode(self::timeoutMessageArray($disposition));
        }
        
        return json_encode(array("mtype" => "active"));
    }

    public static function handleSessionTimeout($disposition="fo", $whiteListedPage = []) {
        // Get CodeIgniter instance
        $CI =& get_instance();

        // Skip Auth check for whitelisted routes
        if (countVal($whiteListedPage)) {
            $currentURL = current_url();
            foreach($whiteListedPage as $wlp) {
                if (base_url($wlp) === $currentURL)
                    return;
            }
        }

        if (!UserAuth::isAuth()) {
            if($disposition !== "bo_redirect_now" && $disposition !== "fo_redirect_now") {
                output_to_json($CI, self::timeoutMessageArray($disposition));
            } else {
                redirect(!UserAuth::isAuth() 
                    ? base_url("logout") 
                    : base_url($disposition === "bo_redirect_now" ? "auth" : "login-user"));
            }
        }
    }

    public static function timeoutMessageText($login_info)  {
        // Get CodeIgniter instance
        $CI =& get_instance();

        // SuperAdmin loggedin as subscriber
        if($login_info && isset($login_info["token_id"]) && !empty($login_info['token_id'])) {
            $CI->load->model('user_login_history_model');
            $checker = $CI->user_login_history_model->check_user_is_logged_in($login_info["login_id"], $login_info["token_id"]);
            if($checker == 1){
                return "L'abonné est maintenant connecté. Vous serez redirigé vers la page de connexion sous peu.";
            } else {
                return " Votre session de connexion à la place de l’abonné a expiré.";
            }
        } else {
            return $CI->lang->line("session_timeout");
        }
    }

    public static function timeoutMessageArray($disposition)  {
        return array(
            "mtype" => "session_timeout",
            "message" => self::timeoutMessageText(UserAuth::auth()),
            "mdetail" => array(
                "redirect" => 4000,
                "path" => (UserAuth::isAuth()
                    ? base_url("logout") 
                    // : base_url($disposition === "bo" ? "auth" : "login-user"),
                    : $disposition === base_url("bo")) ? base_url("auth") : "https://website.c-pay.me",
                "login_window" => false
            )
        );
    }
}