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from __future__ import annotations
from typing import TYPE_CHECKING, Dict
from common.database.api.entity._Entity import _Entity
from common.database.api.entity.EntityCollection import EntityCollection
from common.database.api.context.topology.link.Endpoint import Endpoint
from common.database.api.context.Keys import KEY_LINK, KEY_LINK_ENDPOINTS
from common.database.api.context.Context import Context
from common.database.api.context.topology.Topology import Topology
VALIDATORS = {} # no attributes accepted
TRANSCODERS = {} # no transcoding applied to attributes
class Link(_Entity):
def __init__(self, link_uuid : str, parent : 'Topology'):
super().__init__(parent, link_uuid, KEY_LINK, VALIDATORS, TRANSCODERS)
self._endpoints = EntityCollection(self, KEY_LINK_ENDPOINTS)
@property
def context(self) -> 'Context': return self.parent.context
def context_uuid(self) -> str: return self.parent.context_uuid
@property
def topology(self) -> 'Topology': return self.parent
@property
def topology_uuid(self) -> str: return self.parent.topology_uuid
@property
def link_uuid(self) -> str: return self._entity_uuid
@property
def endpoints(self) -> EntityCollection: return self._endpoints
def endpoint(self, link_endpoint_uuid : str) -> Endpoint: return Endpoint(link_endpoint_uuid, self)
def create(self) -> 'Link':
self.parent.links.add(self.link_uuid)
return self
def delete(self) -> None:
for endpoint_uuid in self.endpoints.get(): self.endpoint(endpoint_uuid).delete()
def dump_id(self) -> Dict:
return {
'link_id': {'uuid': self.link_uuid},
}
def dump(self) -> Dict:
endpoints = [self.endpoint(link_endpoint_uuid).dump() for link_endpoint_uuid in self.endpoints.get()]
return {