function handle_customer($db, $stripe, $customer)
{
    $cust = $stripe->customers->retrieve($customer->id, []);

    $db->Query("BEGIN TRANSACTION;");

    $record = new StripeCustomer($db);
    $record->customer_id = $cust->id;
    $result = $record->Read();

    if ($result == null || count($result) == 0)
    {
        handle_customer_created($db, $cust);
    }
    else
    {
        handle_customer_update($db, $cust);
    }

    $db->Query("COMMIT;");
}