/* This macro will be parsed as PHP code (see http://www.php.net)

The calculateshipping function is called every time a shipping calculation request is made by Shopify.

The function must return an array of available shipping options, otherwise no shipping options will be returned to your customers.
*/
function calculateshipping($DATA) {

    /* do not edit above this line */

    $_RATES = array();

	$isresidential = true;
	if ($DATA['destination']['company_name'] !== null && $DATA['destination']['company_name'] != '') $isresidential = false;

    $w = 0;
	foreach($DATA['items'] as $item) {
		$w += $item['quantity']*$item['grams']/1000;
	}
	$w = $w*2.20462;
	if ($w < 1) $w = 1;

	$packages = array(
    	array('weight'=>$w, 'length'=>6, 'width'=>5, 'height'=>4),
    );

    $_FEDEX_ACCOUNT = '1111111';
    $_FEDEX_METER = '22222222';
    $_FEDEX_KEY = 'YOUR_KEY_HERE';
    $_FEDEX_PASSWORD = 'YOUR_PASSWORD_HERE';

    $fedex = new FedExAPI($_FEDEX_ACCOUNT,$_FEDEX_METER,$_FEDEX_KEY,$_FEDEX_PASSWORD);
   
    $fedex_options = array();
    $fedex_options['RequestedShipment']['ServiceType'] = 'SMART_POST';
    $fedex_options['RequestedShipment']['SmartPostDetail']['Indicia'] = 'PARCEL_SELECT';
    $fedex_options['RequestedShipment']['SmartPostDetail']['HubId'] = '5281';
    
    $fedex->setOrigin($DATA['origin']['province'],$DATA['origin']['postal_code'],$DATA['origin']['country']);
    $fedex->setDestination($DATA['destination']['province'],$DATA['destination']['postal_code'],$DATA['destination']['country'],$isresidential);
    $fedex->setOptions($fedex_options);
    $r = $fedex->getRate($packages,'IMPERIAL');

    foreach ($r as $_r) {
        $_RATES[] = array(
    		"service_name" => $_r['name'],
    		"service_code" => $_r['code'],
    		"total_price" => $_r['amount']*100, //in cents
    		"currency" => "USD",
    	);
    }
    
	return $_RATES;

    /* do not edit below this line */

}