538a985c8e
Create a complete e-commerce application with the following features: - User authentication and authorization - Product and category management - Shopping cart functionality - Order processing - Database migrations with Alembic - Comprehensive documentation
21 lines
881 B
Python
21 lines
881 B
Python
from datetime import datetime
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from sqlalchemy import Column, String, Integer, DateTime, ForeignKey, UniqueConstraint
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from sqlalchemy.orm import relationship
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from app.db.base_class import Base
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class CartItem(Base):
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id = Column(String, primary_key=True, index=True)
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cart_id = Column(String, ForeignKey("cart.id"))
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product_id = Column(String, ForeignKey("product.id"))
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quantity = Column(Integer, nullable=False, default=1)
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created_at = Column(DateTime, default=datetime.utcnow)
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updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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# Ensure each product can only be in the cart once
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__table_args__ = (UniqueConstraint('cart_id', 'product_id', name='_cart_product_uc'),)
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# Relationships
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cart = relationship("Cart", back_populates="items")
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product = relationship("Product", back_populates="cart_items") |