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Support unlimited message history when max_messages_per_user is 0

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Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Ubuntu 2026-02-24 07:03:15 +00:00
commit 6b1320f9e0
1 changed files with 24 additions and 10 deletions
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34
meshai/history.py
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@ -110,16 +110,27 @@ class ConversationHistory:
cutoff_time = time.time() - self.config.conversation_timeout
async with self._lock:
cursor = await self._db.execute(
"""
SELECT role, content, timestamp
FROM conversations
WHERE user_id = ? AND timestamp > ?
ORDER BY timestamp ASC
LIMIT ?
""",
(user_id, cutoff_time, self.config.max_messages_per_user * 2),
)
if self.config.max_messages_per_user > 0:
cursor = await self._db.execute(
"""
SELECT role, content, timestamp
FROM conversations
WHERE user_id = ? AND timestamp > ?
ORDER BY timestamp ASC
LIMIT ?
""",
(user_id, cutoff_time, self.config.max_messages_per_user * 2),
)
else:
cursor = await self._db.execute(
"""
SELECT role, content, timestamp
FROM conversations
WHERE user_id = ? AND timestamp > ?
ORDER BY timestamp ASC
""",
(user_id, cutoff_time),
)
rows = await cursor.fetchall()
@ -161,6 +172,9 @@ class ConversationHistory:
async def _prune_history(self, user_id: str) -> None:
"""Remove old messages beyond the limit for a user."""
if self.config.max_messages_per_user <= 0:
return # No limit
# Get count of messages for user
cursor = await self._db.execute(
"SELECT COUNT(*) FROM conversations WHERE user_id = ?",