moment/src/backend/models/special_models.py
2020-05-15 20:56:23 -04:00

53 lines
1.5 KiB
Python

# SPDX-License-Identifier: LGPL-3.0-or-later
from .filters import FieldSubstringFilter, ModelFilter
from .model import Model
from .model_item import ModelItem
class AllRooms(FieldSubstringFilter):
def __init__(self) -> None:
super().__init__(sync_id="all_rooms", fields=("display_name",))
def accept_source(self, source: Model) -> bool:
return (
isinstance(source.sync_id, tuple) and
len(source.sync_id) == 2 and
source.sync_id[1] == "rooms" # type: ignore
)
class MatchingAccounts(ModelFilter):
def __init__(self, all_rooms: AllRooms) -> None:
super().__init__(sync_id="matching_accounts")
self.all_rooms = all_rooms
self.all_rooms.items_changed_callbacks.append(self.refilter)
def accept_source(self, source: Model) -> bool:
return source.sync_id == "accounts"
def accept_item(self, item: ModelItem) -> bool:
if not self.all_rooms.filter:
return True
return next(
(r for r in self.all_rooms.values() if r.for_account == item.id),
False,
)
class FilteredMembers(FieldSubstringFilter):
def __init__(self, user_id: str, room_id: str) -> None:
self.user_id = user_id
self.room_id = room_id
sync_id = (user_id, room_id, "filtered_members")
super().__init__(sync_id=sync_id, fields=("display_name",))
def accept_source(self, source: Model) -> bool:
return source.sync_id == (self.user_id, self.room_id, "members")