<?php

class CmsPack extends ObjectModel {

	public $id_pack;
	public $title;

	public $products = array();
	
	/**
	 * @see ObjectModel::$definition
	 */
	public static $definition = array(
		'table' => 'cms_pack',
		'primary' => 'id_pack',
		'fields' => array(			
			'title'				=>      array('type' => self::TYPE_STRING, 'validate' => 'isGenericName'),
		),
	);

	public function __construct($id = NULL, $id_lang = NULL, $id_shop = NULL) {
		parent::__construct($id, $id_lang, $id_shop);
	}
	
	public function deleteRelations() {
		return (bool) Db::getInstance()->delete('cms_pack_relation', 'id_pack = '. $this->id);
	}

	public function addRelation($id_relation) {
		return Db::getInstance()->execute('
			INSERT INTO 
				`'._DB_PREFIX_.'cms_pack_relation`
			VALUES (
				'.(int)$this->id.',
				'.(int)$id_relation.'
			)
		');
	}

	public function loadProducts($page_name = null) {
		$this->products = $this->getRelations();
	}

	public function getRelations($page_name = null) {
		if(!Validate::isLoadedObject($this))
			return array();

		$array_tmp = array();
		$sql = 'SELECT `id_product`
		FROM '._DB_PREFIX_.'cms_pack_relation 
		WHERE id_pack = '.(int)$this->id.'';

		$infos = Db::getInstance()->executeS($sql);
		foreach($infos as $info) {
			$array_tmp[$info['id_product']] = $info['id_product'];
		}
	 	return $array_tmp;
	}
	
	public function getInfosWithValues() {
		$infos = $this->getRelations();

		if(count($infos) == 0)
			return array();
		
		$id_lang = Context::getContext()->language->id;
		$sql = '
		SELECT p.id_product as id, pl.name as content
		FROM `'._DB_PREFIX_.'product` p
		LEFT JOIN `'._DB_PREFIX_.'product_lang` pl 
			ON p.`id_product` = pl.`id_product`
			AND pl.id_lang = '.$id_lang.'
		WHERE p.id_product IN ('.implode(',', $infos).')';
	

		$res = Db::getInstance()->executeS($sql);
		return $res;
	}

}