#    Copyright (c) 2013 Mirantis, Inc.
#
#    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 muranoapi.openstack.common import uuidutils


class RequestContext(object):
    """
    Stores information about the security context under which the user
    accesses the system, as well as additional request information.
    """

    def __init__(self, auth_token=None, user=None, tenant=None,
                 roles=None, service_catalog=None, session=None):

        self.auth_token = auth_token
        self.user = user
        self.tenant = tenant
        self.roles = roles or []
        self.request_id = uuidutils.generate_uuid()
        self.service_catalog = service_catalog
        self.session = session

    def to_dict(self):
        # NOTE(ameade): These keys are named to correspond with the default
        # format string for logging the context in openstack common
        return {
            'request_id': self.request_id,

            #NOTE(bcwaldon): openstack-common logging expects 'user'
            'user': self.user,
            'user_id': self.user,

            #NOTE(bcwaldon): openstack-common logging expects 'tenant'
            'tenant': self.tenant,
            'tenant_id': self.tenant,
            'project_id': self.tenant,

            'roles': self.roles,
            'auth_token': self.auth_token,
            'session': self.session
        }

    @classmethod
    def from_dict(cls, values):
        return cls(**values)