aichat_app/backend/app/models/user.py

"""
用户模型
"""
from sqlalchemy import Column, Integer, String, Boolean, DateTime, JSON
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.core.database import Base


class User(Base):
    """用户表"""
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    username = Column(String(50), unique=True, nullable=False, index=True)
    email = Column(String(100), unique=True, nullable=False, index=True)
    password_hash = Column(String(255), nullable=False)
    avatar_url = Column(String(500))

    # API Key配置（加密存储）
    encrypted_api_keys = Column(JSON, default={})

    # 国际化配置
    timezone = Column(String(50), default="UTC")
    preferred_language = Column(String(10), default="en")

    # 状态
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())

    # 关系
    characters = relationship("Character", back_populates="user", cascade="all, delete-orphan")
    conversations = relationship("Conversation", back_populates="user", cascade="all, delete-orphan")