# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
#
# 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 copy
from typing import Dict, List

def get_link_uuid(a_device_id : Dict, a_endpoint_id : Dict, z_device_id : Dict, z_endpoint_id : Dict) -> str:
    return '{:s}/{:s}=={:s}/{:s}'.format(
        a_device_id['device_uuid']['uuid'], a_endpoint_id['endpoint_uuid']['uuid'],
        z_device_id['device_uuid']['uuid'], z_endpoint_id['endpoint_uuid']['uuid'])

def json_link_id(link_uuid : str):
    return {'link_uuid': {'uuid': link_uuid}}

def json_link(link_uuid : str, endpoint_ids : List[Dict]):
    return {'link_id': json_link_id(link_uuid), 'link_endpoint_ids': copy.deepcopy(endpoint_ids)}
