add_action('woocommerce_thankyou', 'enroll_student', 10, 1);
function enroll_student( $order_id ) {

    if ( ! $order_id )
        return;


    // Get an instance of the WC_Order object
$order = wc_get_order($order_id);


	####
    $number  = $order_id;
    $order_id  = $order_id;
    $order_date  = $order->get_date_created();  //2019-01-21 10:26:17.000000
    $order_payment_method  = $order->get_payment_method();
    $customer_email  = "kristomeerits@icloud.com";
	$fullname = "Kristo Meerits";
	$customerID = ""; // ONLY FOR TESTING
	#####






    ## Erply API Save sales document fields mapping
    $inputParameters = array(

    "id" => "",
    "invoiceNo" => $order_id,
    "fullName" => $fullname,
    "customNumber" => $order_id,
    "email" => $customer_email,
    "allowDuplicateNumbers" => "0",
    "type" => "ORDER",
    "currencyCode" => "EUR",
    "warehouseID" => "1",
    "date" => $order_date,
    "time" => date('H:m:s'),
    "confirmInvoice" => "1",
    "payerID" => "",
    "addressID" => "",
    "payerAddressID" => "",
    "notes" => "",
    "internalNotes" => "",
    "externalNetTotal" => "",
    "paymentType" => "TRANSFER",
    "paymentDays" => "1",
    "paymentStatus" => "UNPAID",
    );



$i = 1;

foreach ($order->get_items() as $item_key => $item_values):


    $product = $item_values->get_product();
    $item_data = $item_values->get_data();

    ## Add lines for ERPLY
     $inputParameters["productID".$i] = $product->get_sku();
	 $inputParameters["itemName".$i] = $item_data['name'];
	 $inputParameters["amount".$i] = $item_data['quantity'];
	 $inputParameters["price".$i] = $item_data['subtotal'];

	$i++;



endforeach;

	 $inputParameters["productID".$i] = "";
     $inputParameters["itemName".$i] = "Kohaletoimetamine";
     $inputParameters["price".$i] = "2.99";
    // end of products foreach

    // Lets print out all order data for testing purposes

  print_r ($inputParameters);

    $json_data = json_encode($inputParameters);
	file_put_contents('last_order.json', $json_data);



}