<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class ajax extends CI_Controller 
{
	protected $_templates;
	
	function __construct() 
	{
		parent::__construct();
		//$this->load->model('home_model','home');
	}
	
	public function index()
	{
		$data['title'] = '';
		
		/*$data['start'] = (int) $this->uri->segment(4) ; 
		$config['base_url'] = base_url().'home/index/'.(int)$this->uri->segment(3);  
		$data['num'] = $this->home->count_all();
		$config['total_rows'] = $data['num'];
		$config['per_page'] = 20;
		$config['uri_segment'] = 4;
		$config['num_links'] = 3 ;
		$this->pagination->initialize($config);   
		$data['pagination'] = $this->pagination->create_links();
		
		$data['list'] = $this->home->get_all($config['per_page'],$data['start']);
		$this->site->load('home/product', $data);*/
	}
	
	function addcart()
	{
		$req = $this->_get_form() ; 
		$ses_cart = isset($_SESSION['cart'])? (!empty($_SESSION['cart']) ? $_SESSION['cart'] : array()) : array() ;
		array_push($ses_cart, $req) ;
		$_SESSION['cart'] = $ses_cart ;
	}
	function editcart()
	{
		$req = $this->_get_form() ;
		$ses_cart = isset($_SESSION['cart'])? (!empty($_SESSION['cart']) ? $_SESSION['cart'] : array()) : array() ;
		//xoa item cu ra khoi gio hang
		$item = $this->input->post('item') ;
		array_splice($ses_cart, $item, 1) ;
		//them vao gio hang
		array_push($ses_cart, $req) ;
		$_SESSION['cart'] = $ses_cart ;
	}

	function removecart()
	{
		$ses_cart = isset($_SESSION['cart'])? (!empty($_SESSION['cart']) ? $_SESSION['cart'] : array()) : array() ;
		$proid = $this->uri->segment(4) ;
		$item = $this->uri->segment(3) ;
		array_splice($ses_cart, $item, 1) ;
		
		$_SESSION['cart'] = $ses_cart ;
		redirect('sanpham/viewcart') ;
	}
	
	function getItem($id)
	{
		global $ses_product;
		
		$item = -1 ;
		
		for($i=0;$i<count($ses_product);$i++)
		{
			if($ses_product[$i]['proid']== $id){
				$item = $i ;
				return $item ;	
			}
		}
		
		return $item ;
	}
	
	function _get_form()
	{
		$data['proid'] = $this->input->post('proid') ;
		$data['pro_name'] = $this->input->post('pro_name') ;
		$data['pro_img'] = $this->input->post('pro_img') ;
		$data['price'] = $this->input->post('price') ;
		
		return $data ;
	}
}

?>