nabble/ajde

<?php

class Ajde_Shop_Cart_Merge extends Ajde_Object_Singleton
{
    public static function getInstance()
    {
        static $instance;

        return $instance === null ? $instance = new self() : $instance;
    }

    public static function __bootstrap()
    {
        self::mergeClientToUser();

        return true;
    }

    public static function mergeClientToUser()
    {
        if ($user = Ajde_User::getLoggedIn()) {

            // Do we have a saved client cart?
            $clientCart = new CartModel();
            if ($clientCart->loadByClient()) {

                // Do we have a saved cart for logged in user?
                $userCart = new CartModel();
                if ($userCart->loadByUser($user) === false) {
                    $userCart->user = $user->getPK();
                    $userCart->insert();
                }

                if ($userCart->hasItems()) {
                    // Set alert message
                    Ajde_Session_Flash::alert(trans('Your items are still in the shopping cart'));
                }

                // Merge items
                foreach ($clientCart->getItems() as $item) {
                    /* @var $item Ajde_Shop_Cart_Item */
                    $userCart->addItem($item->getEntity(), null, $item->getQty());
                }

                // And delete client
                $clientCart->delete();
            }
        }
    }

    public static function mergeUserToClient()
    {
        if ($user = Ajde_User::getLoggedIn()) {

            // Do we have a saved cart for logged in user?
            $userCart = new CartModel();
            if ($userCart->loadByUser($user)) {

                // Do we have a saved cart for client?
                $clientCart = new CartModel();
                if ($clientCart->loadByClient() === false) {
                    $clientCart->client = md5($_SERVER['REMOTE_ADDR'].$_SERVER['HTTP_USER_AGENT']);
                    $clientCart->insert();
                }

                foreach ($userCart->getItems() as $item) {
                    /* @var $item Ajde_Shop_Cart_Item */
                    $clientCart->addItem($item->getEntity(), null, $item->getQty());
                }

                $userCart->delete();
            }
        }
    }
}