<?php
/*
* 2007-2011 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2011 PrestaShop SA
*  @version  Release: $Revision$
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

/**
 * @since 1.5.0
 */
class WarehouseCore extends ObjectModel
{
	public $id;
	public $id_address;
	public $reference;
	public $name;
	public $id_employee;
	public $management_type;

	protected $fieldsRequired = array(
		'id_address',
		'reference',
		'name',
		'id_employee',
		'management_type'
	);

	protected $fieldsSize = array(
		'stock_management' => 32,
		'reference' => 45,
		'name' => 45
	);

	protected $fieldsValidate = array(
		'id_address' => 'isUnsignedId',
		'reference' => 'isString',
		'name' => 'isString',
		'id_employee' => 'isUnsignedId',
		'management_type' => 'isStockManagement'
	);

	protected $table = 'warehouse';
	protected $identifier = 'id_warehouse';

	public function getFields()
	{
		$this->validateFields();
		$fields['id_address'] = (int)$this->id_address;
		$fields['reference'] = $this->reference;
		$fields['name'] = pSQL($this->name);
		$fields['id_employee'] = (int)$this->id_employee;
		$fields['management_type'] = pSQL($this->management_type);
		return $fields;
	}

	/**
	 * For the current warehouse, gets the shops it is associated to
	 *
	 * @return array
	 */
	public function getShops()
	{
		$query = new DbQuery();
		$query->select('ws.id_shop');
		$query->from('warehouse_shop ws');
		$query->where($this->identifier.' = '.(int)$this->id);
		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($query);
	}

	/**
	 * For the current warehouse, sets the shops it is associated to
	 *
	 * @param array $id_shop_list List of shop ids
	 */
	public function setShops($id_shop_list)
	{
		$row_to_insert = array();
		foreach ($id_shop_list as $id_shop)
			$row_to_insert = array($this->reference => $this->id, 'id_shop' => $id_shop);

		Db::getInstance()->execute('DELETE FROM `warehouse_shop` ws WHERE ws.'.$this->identifier.' = '.(int)$this->id);
		Db::getInstance()->autoExecute('warehouse_shop', $row_to_insert, 'INSERT');
	}

	/**
	 * For a given warehouse, checks if it exists
	 *
	 * @param int $id_warehouse
	 * @return bool
	 */
	public static function exists($id_warehouse)
	{
		return (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
			SELECT w.id_warehouse
			FROM `warehouse` w
			WHERE w.id_warehouse = '.(int)$id_warehouse.'
			LIMIT 1');
	}
}