buff/backend/app/models/recharge_record.py

"""
充值记录模型
"""
from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, Numeric
from sqlalchemy.orm import relationship
from app.database import Base

class RechargeRecord(Base):
    """充值记录表"""
    __tablename__ = "recharge_records"
    
    id = Column(Integer, primary_key=True, index=True, comment="主键ID")
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False, index=True, comment="用户ID")
    card_id = Column(Integer, ForeignKey("cards.id"), index=True, comment="使用的卡密ID")
    software_code = Column(String(50), nullable=False, index=True, comment="软件特征码")
    days = Column(Integer, nullable=False, comment="充值天数")
    amount = Column(Numeric(10, 2), comment="充值金额")
    expire_time_before = Column(DateTime, comment="充值前到期时间")
    expire_time_after = Column(DateTime, comment="充值后到期时间")
    created_at = Column(DateTime, index=True, comment="充值时间")
    
    # 关系
    user = relationship("User", back_populates="recharge_records")
    card = relationship("Card", back_populates="recharge_records")