"""Audit-log persistence adapter for anonymous customer-service events."""
from __future__ import annotations

import json

from sqlalchemy import text


async def write_anonymous_sensitive_audit(db, *, session_id: str, trace_id: str) -> None:
    statement = text(
        """
        INSERT INTO audit_log
            (user_id, username, module, action, target, detail, trace_id, status)
        VALUES
            (:user_id, :username, :module, :action, :target, :detail, :trace_id, :status)
        """
    )
    await db.execute(
        statement,
        {
            "user_id": None,
            "username": None,
            "module": "customer_agent",
            "action": "anon_sensitive_input",
            "target": session_id,
            "detail": json.dumps({"session_id": session_id}, ensure_ascii=False),
            "trace_id": trace_id,
            "status": "成功",
        },
    )
    await db.commit()