"""
记忆查询 API：供前端查看当前用户的 Mem0 记忆条目。
"""

import asyncio
import logging

from fastapi import APIRouter, Depends

from app.auth import get_current_user
from app.db import User
from app.memory import get_memory

logger = logging.getLogger(__name__)

router = APIRouter(prefix="/memory", tags=["memory"])


@router.get("/list")
async def list_memories(current_user: User = Depends(get_current_user)):
    """返回当前用户的所有记忆条目（只读）。"""
    memory = get_memory()
    loop = asyncio.get_running_loop()
    try:
        result = await loop.run_in_executor(
            None, lambda: memory.get_all(user_id=current_user.id, limit=200)
        )
    except Exception as e:
        logger.error("获取记忆列表失败: %s", e)
        return {"memories": [], "error": str(e)}

    results = result.get("results", []) if isinstance(result, dict) else result
    logger.info("Mem0 get_all 返回 %d 条记忆, result_type=%s", len(results), type(result).__name__)
    if results:
        sample = results[0]
        logger.info("记忆样本 keys=%s, memory=%s", list(sample.keys()) if isinstance(sample, dict) else "not-dict", str(sample)[:200])
    return {"memories": results}