Files
notifications-admin/app/models/__init__.py
Chris Hill-Scott c4818eb7f2 Rename property on ModelLists
The property doesn’t represent the whole client, but just one method on
it. So this commit renames the property to better describe what it is
designed to store.
2020-01-16 16:31:20 +00:00

81 lines
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Python
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from abc import ABC, abstractmethod
from collections.abc import Sequence
from flask import abort
class JSONModel():
ALLOWED_PROPERTIES = set()
def __init__(self, _dict):
# in the case of a bad request _dict may be `None`
self._dict = _dict or {}
def __bool__(self):
return self._dict != {}
def __hash__(self):
return hash(self.id)
def __eq__(self, other):
return self.id == other.id
def __getattribute__(self, attr):
try:
return super().__getattribute__(attr)
except AttributeError as e:
# Re-raise any `AttributeError`s that are not directly on
# this object because they indicate an underlying exception
# that we dont want to swallow
if str(e) != "'{}' object has no attribute '{}'".format(
self.__class__.__name__, attr
):
raise e
if attr in super().__getattribute__('ALLOWED_PROPERTIES'):
return super().__getattribute__('_dict')[attr]
raise AttributeError((
"'{}' object has no attribute '{}' and '{}' is not a field "
"in the underlying JSON"
).format(
self.__class__.__name__, attr, attr
))
def _get_by_id(self, things, id):
try:
return next(thing for thing in things if thing['id'] == str(id))
except StopIteration:
abort(404)
class ModelList(ABC, Sequence):
@property
@abstractmethod
def client_method(self):
pass
@property
@abstractmethod
def model(self):
pass
def __init__(self, *args):
self.items = self.client_method(*args)
def __getitem__(self, index):
return self.model(self.items[index])
def __len__(self):
return len(self.items)
def __add__(self, other):
return list(self) + list(other)
class InviteTokenError(Exception):
pass