function addWarehouse()
{
    $id = $_POST['id'];
    $password = $_POST['password'];
    $street = $_POST['addr_street'];
    $city = $_POST['addr_city'];
    $state = $_POST['addr_state'];
    $country = $_POST['addr_country'];
    $zip = $_POST['addr_zip_code'];
    if (_isEmployee($id)) {
        $addr_id = _addAddress($street, $city, $state, $country, $zip);
        $wh_id = _addWarehouse($addr_id);
        echo $wh_id;
    }
}
function addAddress()
{
    $id = isset($_POST['id']) ? $_POST['id'] : -1;
    $password = isset($_POST['password']) ? $_POST['password'] : '******';
    $street = $_POST['addr_street'];
    $city = $_POST['addr_city'];
    $state = $_POST['addr_state'];
    $country = $_POST['addr_country'];
    $zip = $_POST['addr_zip_code'];
    $addr_id = $_POST['addr_id'];
    if (verifyAccount($id, $password)) {
        // new address
        if ($addr_id == -1) {
            $addr_id = _addAddress($street, $city, $state, $country, $zip);
            //echo $addr_id;
            _addCustomerAddress($id, $addr_id);
        } else {
            _editAddress($addr_id, $street, $city, $state, $country, $zip);
        }
        $address = _getAddress($addr_id);
        if (is_array($address)) {
            $address["id"] = $addr_id;
        }
        echo json_encode($address);
        http_response(200);
    } else {
        http_response(200);
        $addr_id = _addAddress($street, $city, $state, $country, $zip);
        $address = _getAddress($addr_id);
        if (is_array($address)) {
            $address["id"] = $addr_id;
        }
        echo json_encode($address);
    }
}