deerflow-code/offline-backend-20260512/backend/packages/harness/deerflow/persistence/user_prompts/sql.py
2026-09-07 18:24:55 +08:00

80 lines
3.0 KiB
Python

"""SQLAlchemy-backed per-user custom prompt repository."""
from __future__ import annotations
from datetime import UTC, datetime
from typing import Any
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
from deerflow.persistence.user_prompts.model import UserCustomPromptRow
def _row_to_dict(row: UserCustomPromptRow) -> dict[str, Any]:
data = row.to_dict()
for key in ("created_at", "updated_at"):
value = data.get(key)
if isinstance(value, datetime):
data[key] = value.isoformat()
return data
class UserCustomPromptRepository:
def __init__(self, session_factory: async_sessionmaker[AsyncSession]) -> None:
self._sf = session_factory
async def list_for_user(self, user_id: str) -> list[dict[str, Any]]:
stmt = (
select(UserCustomPromptRow)
.where(UserCustomPromptRow.user_id == user_id)
.order_by(UserCustomPromptRow.sort_order.asc(), UserCustomPromptRow.created_at.asc())
)
async with self._sf() as session:
result = await session.execute(stmt)
return [_row_to_dict(row) for row in result.scalars()]
async def create(self, user_id: str, data: dict[str, Any]) -> dict[str, Any]:
now = datetime.now(UTC)
row = UserCustomPromptRow(
id=data["id"],
user_id=user_id,
title=data.get("title") or "",
content=data["content"],
sort_order=data.get("sort_order", 0),
agent_id=(data.get("agent_id") or None),
created_at=now,
updated_at=now,
)
async with self._sf() as session:
session.add(row)
await session.commit()
await session.refresh(row)
return _row_to_dict(row)
async def update(self, prompt_id: str, user_id: str, data: dict[str, Any]) -> dict[str, Any] | None:
async with self._sf() as session:
row = await session.get(UserCustomPromptRow, prompt_id)
if row is None or row.user_id != user_id:
return None
for key in ("title", "content", "sort_order"):
if key in data:
setattr(row, key, data[key])
# ``agent_id`` is explicitly nullable: an empty/None value clears the
# association (back to global), so accept None as a real update.
if "agent_id" in data:
row.agent_id = data["agent_id"] or None
row.updated_at = datetime.now(UTC)
await session.commit()
await session.refresh(row)
return _row_to_dict(row)
async def delete(self, prompt_id: str, user_id: str) -> bool:
async with self._sf() as session:
row = await session.get(UserCustomPromptRow, prompt_id)
if row is None or row.user_id != user_id:
return False
await session.delete(row)
await session.commit()
return True