<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Cart extends CI_Controller 
{

	function __construct() 
	{
		parent::__construct();
		$this->load->model('cart_model','cart');
	}
	
	public function index()
	{
		$res['token'] 		= '';
		$res['items'] 		= array();
		$res['note'] 		= '';
		$res['free_shipping'] 	= false;
		$res['total_price'] 	= 0;
		$res['total_weight'] 	= 0;
		$res['item_count'] 		= 0;
		$res['requires_shipping'] = false;
		$res['sub_total_price'] = 0;
		$res['total_line_item_price'] = 0;
		$res['discount'] 		= 0;
		$res['shipping_fee'] 	= 0;
		$res['attributes'] 		= array();
		
		$res['referring_site'] = "https://za.zalo.me/v3/verifyv2/pc?token=OMxnnTHyLmfW1_F9sHPVRMK0-RZQ4K9mPnlckJW\u0026continue=https%3A%2F%2Fant-mobile.mysapo.net%2Fdien-thoai";
		$res['reference'] 		= '';
		$res['landing_site'] 	= '/dien-thoai';
		$res['landing_site_ref'] = '';
		
		echo json_encode($res);
	}
	
	function add()
	{
		$req = $this->_get_form(); 
		$ses_cart = get_ses_cart();
		foreach($ses_cart as $cart):
			if($cart['proid'] == $req['proid']):			
				$res['code'] 	= 0 ; 
				$res['msg'] 	= 'Sản phẩm đã có trong giỏ hàng';
				echo json_encode($res) ;
				return;
			endif;
		endforeach;
		
		array_push($ses_cart, $req);
		$_SESSION['cart'] = $ses_cart;
		
		$res['code'] 	= 1 ; 
		$res['msg'] 	= 'Đã thêm vào giỏ hàng';
		echo json_encode($res);
		return;
	}
	
	function _get_form()
	{
		$proid = $this->input->post('proid');
		$rs = $this->cart->get_record('product',array('proid'=>$proid)); 
		if($rs)
		{
			$data['proid'] 		= $proid ;
			$data['pro_name'] 	= $rs->pro_name ;
			$data['pro_img'] 	= $rs->proimg ;
			$data['pro_price'] 	= $rs->price ;
			$data['nb_order'] 	= $this->input->post('quantity') ;
			
			return $data ;
		}
	}
	
	//cap nhat so luong sản phẩm sẽ mua
	function update()
	{
		$new_cart = array();
		$proid = $this->input->post('proid');
		$nb_order = $this->input->post('nb_order');
		
		$ses_cart = get_ses_cart();
		foreach($ses_cart as $cart):
			if($cart['proid'] == $proid):
				$cart['nb_order'] = $nb_order;
			endif;
			array_push($new_cart,$cart);
		endforeach;
		
		$_SESSION['cart'] = $new_cart;
		
		$res['code'] 	= 1 ; 
		$res['msg'] 	= 'Đã cập nhật giỏ hàng';
		echo json_encode($res);
		return;
	}
	
	function remove($proid=0)
	{
		$new_cart = array();
		$ses_cart = get_ses_cart() ;
		foreach($ses_cart as $cart):
			if($cart['proid'] == $proid):
				continue;
			endif;
			array_push($new_cart,$cart);
		endforeach ;
		
		$_SESSION['cart'] = $new_cart;
		
		redirect('gio-hang');
	}
	
	/*function edit()
	{
		$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 remove()
	{
		$ses_cart = get_ses_cart() ;
		$item 	= $this->input->post('item');
		$proid 	= $this->input->post('proid');
		
		array_splice($ses_cart, $item, 1) ;
		
		$new_cart = array();
		foreach($ses_cart as $cart):
			array_push($new_cart,$cart);
		endforeach ;
		$_SESSION['cart'] = $ses_cart ;
	
		redirect("gio-hang");		
	}*/
}

?>