"""
知识图谱元数据（graphs 表）企业版权限字段，与 knowledge_base 对齐。
"""
from typing import Optional

from pydantic import BaseModel, Field


class GraphRecord(BaseModel):
    """用于可见性判断的最小行快照（来自 graphs / star_graph）。"""

    id: int
    user_id: int
    enterprise_id: Optional[int] = None
    department_id: Optional[int] = None
    creator_id: Optional[int] = None
    visibility: str = Field("private", description="private | department | enterprise")

    class Config:
        from_attributes = True