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Support document fork #18

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7 changes: 6 additions & 1 deletion pycrdt_websocket/yroom.py
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@

class YRoom:
clients: set[Websocket]
fork_ydocs: set[Doc]
ydoc: Doc
ystore: BaseYStore | None
ready_event: Event
Expand Down Expand Up @@ -83,6 +84,7 @@ def __init__(
self.ystore = ystore
self.log = log or getLogger(__name__)
self.clients = set()
self.fork_ydocs = set()
self._on_message = None
self.exception_handler = exception_handler
self._stopped = Event()
Expand Down Expand Up @@ -149,12 +151,15 @@ async def _broadcast_updates(self):
return
# broadcast internal ydoc's update to all clients, that includes changes from the
# clients and changes from the backend (out-of-band changes)
for ydoc in self.fork_ydocs:
ydoc.apply_update(update)

if self.clients:
message = create_update_message(update)
for client in self.clients:
try:
self.log.debug(
"Sending Y update to client with endpoint: %s", client.path
"Sending Y update to remote client with endpoint: %s", client.path
)
self._task_group.start_soon(client.send, message)
except Exception as exception:
Expand Down
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