34 lines
1.3 KiB
Python

from sqlalchemy import Column, DateTime, ForeignKey, Integer
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.db.session import Base
class Cart(Base):
__tablename__ = "carts"
id = Column(Integer, primary_key=True, index=True)
user_id = Column(Integer, ForeignKey("users.id"), unique=True, nullable=False)
# Relationships
user = relationship("User", backref="cart", uselist=False)
items = relationship("CartItem", back_populates="cart", cascade="all, delete-orphan")
created_at = Column(DateTime(timezone=True), server_default=func.now())
updated_at = Column(DateTime(timezone=True), onupdate=func.now())
class CartItem(Base):
__tablename__ = "cart_items"
id = Column(Integer, primary_key=True, index=True)
cart_id = Column(Integer, ForeignKey("carts.id"), nullable=False)
product_id = Column(Integer, ForeignKey("products.id"), nullable=False)
quantity = Column(Integer, nullable=False, default=1)
# Relationships
cart = relationship("Cart", back_populates="items")
product = relationship("Product", back_populates="cart_items")
created_at = Column(DateTime(timezone=True), server_default=func.now())
updated_at = Column(DateTime(timezone=True), onupdate=func.now())