Refactor and implement queueing messages

core/messaging/utils.py

@@ -0,0 +1,20 @@
+from asgiref.sync import sync_to_async
+from django.utils import timezone
+
+
+def messages_to_string(messages: list):
+    """
+    Converts message objects to a formatted string, showing custom_author if set.
+    """
+    message_texts = [
+        f"[{msg.ts}] <{msg.custom_author if msg.custom_author else msg.session.identifier.person.name}> {msg.text}"
+        for msg in messages
+    ]
+    return "\n".join(message_texts)
+
+async def update_last_interaction(session):
+    now = timezone.now()
+    session.identifier.person.last_interaction = now
+    session.last_interaction = now
+    await sync_to_async(session.identifier.person.save)()
+    await sync_to_async(session.save)()