<?php
include dirname(__FILE__).'/../../config/config.inc.php';


if((Tools::getValue('token') === Tools::getAdminToken('AdminEANManager'.(int) Tab::getIdFromClassName('AdminEANManager').(int) Tools::getValue('id_employee')))) {
	if(!$id_product = (int) Tools::getValue('id_product')) {
		echo json_encode(array('result' => 'PRODUCT'));
		exit;
	}
	
	$id_product_attribute = (int) Tools::getValue('id_product_attribute');
	$value = Tools::getValue('value');
	if($value === FALSE) {
		echo json_encode(array('result' => 'EMPTY'));
		exit;
	}
	
	if(!Validate::isEan13($value)) {
		echo json_encode(array('result' => 'FORMAT'));
		exit;
	}
	
	if($value == '0') {
		if($id_product_attribute != 0) {
			Db::getInstance()->Execute('
				UPDATE `'._DB_PREFIX_.'product_attribute`
				SET `ean13` = ""
				WHERE `id_product` = '.$id_product.'
				AND `id_product_attribute` = '.$id_product_attribute.'
				LIMIT 1
			');
		} else {
			Db::getInstance()->Execute('
				UPDATE `'._DB_PREFIX_.'product`
				SET `ean13` = ""
				WHERE `id_product` = '.$id_product.'
				LIMIT 1
			');
		}
		
		Db::getInstance()->Execute('
			UPDATE `'._DB_PREFIX_.'order_detail`
			SET `product_ean13` = ""
			WHERE `product_id` = '.(int) $id_product.'
			AND `product_attribute_id` = '.(int) $id_product_attribute.'
		');
	} elseif($value != '') {
		if($id_product_attribute != 0) {
			Db::getInstance()->Execute('
				UPDATE `'._DB_PREFIX_.'product_attribute`
				SET `ean13` = "'.pSQL($value).'"
				WHERE `id_product` = '.$id_product.'
				AND `id_product_attribute` = '.$id_product_attribute.'
				LIMIT 1
			');
		} else {
			Db::getInstance()->Execute('
				UPDATE `'._DB_PREFIX_.'product`
				SET `ean13` = "'.pSQL($value).'"
				WHERE `id_product` = '.$id_product.'
				LIMIT 1
			');
		}
		
		Db::getInstance()->Execute('
			UPDATE `'._DB_PREFIX_.'order_detail`
			SET `product_ean13` = "'.pSQL($value).'"
			WHERE `product_id` = '.(int) $id_product.'
			AND `product_attribute_id` = '.(int) $id_product_attribute.'
		');
	}

	echo json_encode(array('result' => 'OK'));
	exit;
}