feat(talkbot): preserve text messages and reply with translations

containers/talkbot/server.py

@@ -1241,9 +1241,9 @@ def process_event(job: dict) -> None:
     preserve_original = job.get("preserve_original", False)
     reply_to_message_id = job.get("reply_to_message_id")
 
-    # A caption attached to an image is not itself an inReplyTo event. In
-    # that case the translation must reply to the image message itself.
-    if preserve_original and reply_to_message_id is None:
+    # Text translations always reply to the message being translated. This
+    # also covers captions and text messages that were themselves replies.
+    if message_text:
         reply_to_message_id = message_id
 
     try:
@@ -1326,25 +1326,10 @@ def process_event(job: dict) -> None:
         if not translations:
             return
 
-        if preserve_original:
-            log.info(
-                "Preserving original message %s because it has a non-audio attachment",
-                message_id,
-            )
-        else:
-            deleted = delete_message(
-                token,
-                message_id,
-            )
-
-            if not deleted:
-                log.warning(
-                    "Original message %s was not deleted. "
-                    "Generated translations will not be posted "
-                    "to avoid confusing duplicates.",
-                    message_id,
-                )
-                return
+        log.info(
+            "Preserving original text message %s and posting translations as replies",
+            message_id,
+        )
 
         for recipient, target_language, translated in translations:
             post_manager_message(