Add account logout feature via context menu

src/python/backend.py

@@ -99,14 +99,10 @@ class Backend:
     async def logout_client(self, user_id: str) -> None:
         client = self.clients.pop(user_id, None)
         if client:
-            self.models[Account].pop(client.user_id, None)
+            self.models[Account].pop(user_id, None)
             await client.logout()
 
-
-    async def logout_all_clients(self) -> None:
-        await asyncio.gather(*(
-            self.logout_client(user_id) for user_id in self.clients.copy()
-        ))
+        await self.saved_accounts.delete(user_id)
 
 
     async def wait_until_client_exists(self, user_id: str = "") -> None:

src/python/matrix_client.py

@@ -131,6 +131,7 @@ class MatrixClient(nio.AsyncClient):
             with suppress(asyncio.CancelledError):
                 await self.sync_task
 
+        await super().logout()
         await self.close()
 
 
@@ -146,13 +147,14 @@ class MatrixClient(nio.AsyncClient):
         ft = asyncio.ensure_future(self.backend.get_profile(self.user_id))
         ft.add_done_callback(on_profile_response)
 
-        def on_unexpected_sync_stop(future) -> None:
-            raise future.exception()
+        def on_sync_stop(future) -> None:
+            if isinstance(future.exception(), BaseException):
+                raise future.exception()
 
         self.sync_task = asyncio.ensure_future(
             self.sync_forever(timeout=10_000),
         )
-        self.sync_task.add_done_callback(on_unexpected_sync_stop)
+        self.sync_task.add_done_callback(on_sync_stop)
 
 
     @property