<?php if (!defined('BASEPATH')) exit('No direct script access allowed');

class Notification extends CI_Controller
{

	/**
	 * Index Page for this controller.
	 *
	 * Maps to the following URL
	 * 		http://example.com/index.php/welcome
	 *	- or -  
	 * 		http://example.com/index.php/welcome/index
	 *	- or -
	 * Since this controller is set as the default controller in 
	 * config/routes.php, it's displayed at http://example.com/
	 *
	 * So any other public methods not prefixed with an underscore will
	 * map to /index.php/welcome/<method_name>
	 * @see http://codeigniter.com/user_guide/general/urls.html
	 */


	public function __construct()
	{
		parent::__construct();
		$params = array('server_key' => 'your_server_key', 'production' => false);
		$this->load->library('midtrans');
		$this->midtrans->config($params);
		$this->load->helper('url');
	}

	public function index()
	{
		echo 'test notification handler';
		$json_result = file_get_contents('php://input');
		$result = json_decode($json_result);

		if ($result) {
			$notif = $this->midtrans->status($result->order_id);
		}

		error_log(print_r($result, TRUE));



		//notification handler sample

		$transaction = $notif->transaction_status;
		$type = $notif->payment_type;
		$order_id = $notif->order_id;
		$fraud = $notif->fraud_status;

		if ($transaction == 'capture') {
			// For credit card transaction, we need to check whether transaction is challenge by FDS or not
			if ($type == 'credit_card') {
				if ($fraud == 'challenge') {
					// TODO set payment status in merchant's database to 'Challenge by FDS'
					// TODO merchant should decide whether this transaction is authorized or not in MAP
					echo "Transaction order_id: " . $order_id . " is challenged by FDS";
				} else {
					// TODO set payment status in merchant's database to 'Success'
					echo "Transaction order_id: " . $order_id . " successfully captured using " . $type;
				}
			}
		} else if ($transaction == 'settlement') {
			// TODO set payment status in merchant's database to 'Settlement'
			echo "Transaction order_id: " . $order_id . " successfully transfered using " . $type;
		} else if ($transaction == 'pending') {
			// TODO set payment status in merchant's database to 'Pending'
			echo "Waiting customer to finish transaction order_id: " . $order_id . " using " . $type;
		} else if ($transaction == 'deny') {
			// TODO set payment status in merchant's database to 'Denied'
			echo "Payment using " . $type . " for transaction order_id: " . $order_id . " is denied.";
		}
	}
}