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# Copyright (c) 2022 Tulir Asokan
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from typing import Dict, List, Union
from attr import dataclass
import attr
from ..primitive import JSON, RoomID, UserID
from ..util import Obj, SerializableAttrs, deserializer
from .base import BaseEvent, EventType
@dataclass
class RoomTagInfo(SerializableAttrs):
order: Union[int, float, str] = None
@dataclass
class RoomTagAccountDataEventContent(SerializableAttrs):
tags: Dict[str, RoomTagInfo] = attr.ib(default=None, metadata={"json": "tags"})
DirectAccountDataEventContent = Dict[UserID, List[RoomID]]
AccountDataEventContent = Union[RoomTagAccountDataEventContent, DirectAccountDataEventContent, Obj]
account_data_event_content_map = {
EventType.TAG: RoomTagAccountDataEventContent,
# m.direct doesn't really need deserializing
# EventType.DIRECT: DirectAccountDataEventContent,
}
# TODO remaining account data event types
@dataclass
class AccountDataEvent(BaseEvent, SerializableAttrs):
content: AccountDataEventContent
@classmethod
def deserialize(cls, data: JSON) -> "AccountDataEvent":
try:
evt_type = EventType.find(data.get("type"))
data.get("content", {})["__mautrix_event_type"] = evt_type
except ValueError:
return Obj(**data)
evt = super().deserialize(data)
evt.type = evt_type
return evt
@staticmethod
@deserializer(AccountDataEventContent)
def deserialize_content(data: JSON) -> AccountDataEventContent:
evt_type = data.pop("__mautrix_event_type", None)
content_type = account_data_event_content_map.get(evt_type, None)
if not content_type:
return Obj(**data)
return content_type.deserialize(data)
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