fix(telegram): avoid rich final duplicate previews (#46206)

2026-06-14 11:13:38 -07:00
parent 6c34088a17
commit a1f51feb72
13 changed files with 83 additions and 69 deletions
@@ -635,6 +635,15 @@ class GatewayStreamConsumer:
                            )
                            if self._final_response_sent:
                                self._final_content_delivered = True
+                            elif self._fallback_final_send:
+                                # The final edit attempt itself may be the one
+                                # that exhausts flood-control strikes and
+                                # promotes the consumer into fallback mode.  Do
+                                # not return to the gateway with a full-response
+                                # fallback still pending; send only the unsent
+                                # tail here so the normal gateway send path does
+                                # not duplicate the visible prefix.
+                                await self._send_fallback_final(self._accumulated)
                        elif not self._already_sent:
                            self._final_response_sent = await self._send_or_edit(self._accumulated)
                            if self._final_response_sent: