"""
卡密模型
"""
from datetime import datetime
from sqlalchemy import Column, Integer, String, DateTime, Boolean, ForeignKey
from app.database import Base
from app.utils.timezone import beijing_now_naive


class Card(Base):
    """卡密表"""
    __tablename__ = "cards"
    
    id = Column(Integer, primary_key=True, autoincrement=True, comment="主键ID")
    card_code = Column(String(50), unique=True, nullable=False, comment="卡密代码")
    software_code = Column(String(50), nullable=False, comment="软件特征码")
    days = Column(Integer, nullable=False, comment="天数")
    discount = Column(Integer, default=100, comment="折扣(100=原价)")
    user_id = Column(Integer, nullable=True, comment="激活用户ID")
    activated_at = Column(DateTime, nullable=True, comment="激活时间")
    expire_time = Column(DateTime, nullable=True, comment="到期时间")
    status = Column(Integer, default=0, comment="状态: 0-未激活, 1-已激活, 2-已过期")
    is_deleted = Column(Boolean, default=False, comment="是否删除: 0-否, 1-是")
    created_at = Column(DateTime, default=beijing_now_naive, comment="创建时间")
    updated_at = Column(DateTime, default=beijing_now_naive, onupdate=beijing_now_naive, comment="更新时间")
    
    def __repr__(self):
        return f"<Card(id={self.id}, card_code='{self.card_code}', status={self.status})>"