# Copyright (c) 2011 OpenStack, LLC.
# All Rights Reserved.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

from novaclient import base

class Account(base.Resource):
    """
    Account is an opaque instance used to hold account information.
    """
    def __repr__(self):
        return "<Account: %s>" % self.name

class Accounts(base.ManagerWithFind):
    """
    Manage :class:`Account` information.
    """

    resource_class = Account
    
    def _list(self, url, response_key):
        resp, body = self.api.client.get(url)
        if not body:
            raise Exception("Call to " + url + " did not return a body.")
        return self.resource_class(self, body[response_key])

    def show(self, account):
        """
        Get details of one account.

        :rtype: :class:`Account`.
        """
        
        acct_name = self._get_account_name(account)
        return self._list("/mgmt/accounts/%s" % acct_name, 'account')

    @staticmethod
    def _get_account_name(account):
        try:
            if account.name:
                return account.name
        except AttributeError:
            return account