"""
用户模型
"""
from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, SmallInteger
from sqlalchemy.orm import relationship
from app.database import Base

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

    id = Column(Integer, primary_key=True, index=True, comment="主键ID")
    username = Column(String(50), unique=True, nullable=False, index=True, comment="用户名")
    password = Column(String(255), nullable=False, comment="密码（加密）")
    email = Column(String(100), comment="邮箱")
    machine_code = Column(String(64), index=True, comment="机器码")
    card_id = Column(Integer, ForeignKey("cards.id"), comment="当前卡密ID")
    expire_time = Column(DateTime, index=True, comment="到期时间")
    last_login_time = Column(DateTime, comment="最后登录时间")
    last_login_ip = Column(String(50), comment="最后登录IP")
    status = Column(SmallInteger, default=1, index=True, comment="状态：1-正常，0-禁用")
    is_deleted = Column(SmallInteger, default=0, index=True, comment="是否删除：0-否，1-是")
    created_at = Column(DateTime, comment="创建时间")
    updated_at = Column(DateTime, comment="更新时间")
    
    # 关系
    card = relationship("Card", foreign_keys=[card_id], uselist=False)  # 用户当前激活的卡密（一对一）
    recharge_records = relationship("RechargeRecord", back_populates="user")
    steam_accounts = relationship("SteamAccount", back_populates="user")
    sessions = relationship("Session", back_populates="user")  # 用户的所有会话