Clean up event parsing

fbchat/_events/__init__.py

@@ -24,8 +24,7 @@ class Typing(ThreadEvent):
         return cls(author=author, thread=author, status=status)
 
     @classmethod
-    def _parse(cls, session, data):
-        # TODO: Rename this method
+    def _parse_thread_typing(cls, session, data):
         author = _threads.User(session=session, id=str(data["sender_fbid"]))
         thread = _threads.Group(session=session, id=str(data["thread"]))
         status = data["state"] == 1
@@ -90,7 +89,7 @@ def parse_events(session, topic, data):
                     ) from e
 
         elif topic == "/thread_typing":
-            yield Typing._parse(session, data)
+            yield Typing._parse_thread_typing(session, data)
 
         elif topic == "/orca_typing_notifications":
             yield Typing._parse_orca(session, data)

fbchat/_events/_common.py

@@ -1,5 +1,4 @@
 import attr
-import abc
 from .._common import kw_only
 from .. import _exception, _util, _threads
 
@@ -10,14 +9,9 @@ attrs_event = attr.s(slots=True, kw_only=kw_only, frozen=True)
 
 
 @attrs_event
-class Event(metaclass=abc.ABCMeta):
+class Event:
     """Base class for all events."""
 
-    @classmethod
-    @abc.abstractmethod
-    def _parse(cls, session, data):
-        raise NotImplementedError
-
     @staticmethod
     def _get_thread(session, data):
         # TODO: Handle pages? Is it even possible?
@@ -60,3 +54,9 @@ class ThreadEvent(Event):
         thread = cls._get_thread(session, metadata)
         at = _util.millis_to_datetime(int(metadata["timestamp"]))
         return author, thread, at
+
+    @classmethod
+    def _parse_fetch(cls, session, data):
+        author = _threads.User(session=session, id=data["message_sender"]["id"])
+        at = _util.millis_to_datetime(int(data["timestamp_precise"]))
+        return author, at