<?
require_once "abstractmodules.class.php";
require_once "cart.class.php";
require_once "discont.class.php";
require_once "section.class.php";
require_once "product.class.php";


abstract class Modules extends AbstractModules {
    
    protected $message;
    protected $cart;
    protected $discont;

    
    public function __construct(){
        $this->discount = new Discont();
        $this->section = new Section();
        $this->cart = new Cart();
        $this->product = new Product();
        parent::__construct();
        
        $this->setCart();
        $this->template->set("items", $this->section->getAllSortID());
        $this->template->set("cart_link", $this->url->cart());
        $this->template->display("main");
    }
    
    
    
    public function setCart(){
        $ids = explode(",", $_SESSION["id"]);
        $words = array("товар", "товара", "товаров");
        $word = $this->getDeclineWord($ids, $words);
        $this->template->set("product_word", $word);

        
        if(!$_SESSION["id"]){
        $this->template->set("cart_summa", 0);
        $this->template->set("cart_count", 0);
        }
        else{        
            if(($sum = $this->cart->cartSum($ids)) !== false){
                $this->template->set("cart_summa", $sum);
                $this->template->set("cart_count", count($ids));
            }
            else {
                unset($_SESSION["id"]);
            }   
        }
         
    }
    
    protected function getDeclineWord($ids, $words){
        $doubleCount = count($ids) % 100;
        $singleCount = count($ids) % 10;
        $key = array(2, 0, 1, 1, 1, 2);
        $mods = ($doubleCount > 4 && $doubleCount < 20)? 2 : $key[min($singleCount, 5)];
        return $words[$mods];
    }
    
    abstract protected function getContent();

    protected function notFound(){
        $this->redirect($this->url->notFound());
    }
    
    protected function redirect($link){
        header("Location: $link");
        exit();
    }
    
    protected function setMessage(){
        if($_SESSION["message"]){
            $text = $this->message->get($_SESSION["message"]);
            $this->template->set("message", $text);
            unset($_SESSION["message"]);
        }  
    }
    
    protected function getDirTmpl(){
        return $this->config->dir_tmpl;
    }
}
?>