# Copyright 2015 Hewlett Packard Enterprise Development LP
#
# 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.
import json

from oslo_log import log as logging


LOG = logging.getLogger(__name__)


def factory(global_config, **local_conf):

    def versioned_app(environ, response):

        versions = {
            'versions': [
                {
                    'id': 'v0',
                    'status': 'EXPERIMENTAL',
                    'links': [
                        {
                            'rel': 'self',
                            'href': 'http://127.0.0.1:9100/v0'
                        }
                    ]
                }
            ]
        }

        versions_str = json.dumps(versions)

        status = '200 OK'
        content_type = ('Content-Type', 'application/json')
        response(status, [content_type])
        return versions_str

    return versioned_app