from __future__ import annotations

import uuid
from datetime import datetime
from typing import Optional

from sqlalchemy import String, Text, BigInteger, DateTime, func
from sqlalchemy.orm import Mapped, mapped_column

from app.core.database import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
    password_hash: Mapped[str] = mapped_column(String(255), nullable=False)
    status: Mapped[str] = mapped_column(String(20), default="active")
    created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
    updated_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now(), onupdate=func.now())

    # sub2api 用户体系映射
    sub2api_user_id: Mapped[Optional[int]] = mapped_column(BigInteger, nullable=True, index=True)
    sub2api_refresh_token_enc: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    sub2api_access_token: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    sub2api_access_expires_at: Mapped[Optional[datetime]] = mapped_column(DateTime, nullable=True)