def exists(self, object_id, related_id):
"""Check the existence of a relationship record"""
# pylint: disable=not-callable
container = self._state_container()
address = self.address(object_id=object_id, related_id=related_id)
data = client.get_address(address=address)
if not data:
return False
container.ParseFromString(data)
stores = list(container.relationships)
if not stores:
LOGGER.warning(
"%s %s relationship container for %s %s at address %s has no records",
self.object_type.name.title(),
object_id,
self.related_type.name.lower(),
related_id,
address,
)
return False
if len(stores) > 1:
LOGGER.warning(
"%s %s relationship container for %s %s at address %s has more than one record",
self.object_type.name.title(),
object_id,
self.related_type.name.lower(),
related_id,
address,
)
store = stores[0]
return bool(store.object_id == object_id
and store.related_id == related_id)
def get(self, object_id, related_id=None):
"""Gets an address from the blockchain from the validator API"""
address = self.address(object_id=object_id, related_id=related_id)
# pylint: disable=not-callable
container = self._state_container()
container.ParseFromString(client.get_address(address=address))
return self._find_in_state_container(
container=container,
address=address,
object_id=object_id,
related_id=related_id,
)
def exists(self, object_id, target_id):
"""Check the existence of a relationship record"""
# pylint: disable=not-callable
container = self._state_container()
address = self.address(object_id=object_id, target_id=target_id)
container.ParseFromString(client.get_address(address=address))
items = list(container.relationships)
if not items:
return False
if len(items) > 1:
LOGGER.warning(
"%s %s relationship container for %s %s at address %s has more than one record",
self.object_type.name.title(),
object_id,
self.related_type.name.lower(),
target_id,
address,
)
item = items[0]
identifiers = list(item.identifiers)
if not identifiers:
LOGGER.warning(
"%s %s relationship container for user %s %s at address %s has no identifiers",
self.object_type.name.title(),
object_id,
self.related_type.name.lower(),
target_id,
address,
)
return False
if len(identifiers) > 1:
LOGGER.warning(
"%s %s relationship container for user %s %s at address %s has more than one identifier",
self.object_type.name.title(),
object_id,
self.related_type.name.lower(),
target_id,
address,
)
return bool(target_id in item.identifiers)