lotterymain/backend/models.py
2025-04-07 16:56:13 +08:00

57 lines
2.0 KiB
Python

from sqlalchemy import Column, Integer, String, Float, Boolean, ForeignKey, DateTime, Text
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.sql import func
Base = declarative_base()
class User(Base):
__tablename__ = "users"
id = Column(Integer, primary_key=True, index=True)
name = Column(String(50), nullable=True)
phone = Column(String(20), nullable=True)
address = Column(Text, nullable=True)
created_at = Column(DateTime, default=func.now())
def __repr__(self):
return f"<User(id={self.id}, name={self.name})>"
class Prize(Base):
__tablename__ = "prizes"
id = Column(Integer, primary_key=True, index=True)
name = Column(String(100))
description = Column(Text, nullable=True)
probability = Column(Float, default=0)
available_quantity = Column(Integer, default=0)
is_active = Column(Boolean, default=True)
def __repr__(self):
return f"<Prize(id={self.id}, name={self.name}, probability={self.probability})>"
class Card(Base):
__tablename__ = "cards"
id = Column(Integer, primary_key=True, index=True)
card_id = Column(String(50), unique=True)
card_type = Column(String(20))
is_collected = Column(Boolean, default=False)
collected_by = Column(Integer, ForeignKey("users.id"), nullable=True)
collected_at = Column(DateTime, nullable=True)
def __repr__(self):
return f"<Card(id={self.id}, card_id={self.card_id}, collected={self.is_collected})>"
class UserPrize(Base):
__tablename__ = "user_prizes"
id = Column(Integer, primary_key=True, index=True)
user_id = Column(Integer, ForeignKey("users.id"))
prize_id = Column(Integer, ForeignKey("prizes.id"))
awarded_at = Column(DateTime, default=func.now())
is_shipped = Column(Boolean, default=False)
shipped_at = Column(DateTime, nullable=True)
def __repr__(self):
return f"<UserPrize(id={self.id}, user_id={self.user_id}, prize_id={self.prize_id})>"