f14ce141af
- Fixed circular import issue between base.py and base_class.py - Updated base_class.py to define Base directly and import models - Refactored base.py to import Base from base_class.py - Updated all models to import Base from base_class.py - Enhanced error handling in migrations/env.py to catch ImportError
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
from datetime import datetime
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from enum import Enum as PyEnum
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from sqlalchemy import Column, DateTime, Enum, Float, ForeignKey, Integer, String
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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 OrderStatus(str, PyEnum):
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PENDING = "pending"
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PAID = "paid"
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SHIPPED = "shipped"
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DELIVERED = "delivered"
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CANCELLED = "cancelled"
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class Order(Base):
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__tablename__ = "orders"
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id = Column(Integer, primary_key=True, index=True)
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user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
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status = Column(Enum(OrderStatus), default=OrderStatus.PENDING, nullable=False)
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total_amount = Column(Float, nullable=False)
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shipping_address = Column(String, nullable=False)
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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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# Relationships
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user = relationship("User", back_populates="orders")
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items = relationship(
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"OrderItem", back_populates="order", cascade="all, delete-orphan"
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)
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class OrderItem(Base):
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__tablename__ = "order_items"
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id = Column(Integer, primary_key=True, index=True)
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order_id = Column(Integer, ForeignKey("orders.id"), nullable=False)
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product_id = Column(Integer, ForeignKey("products.id"), nullable=False)
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quantity = Column(Integer, nullable=False)
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unit_price = Column(Float, nullable=False)
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created_at = Column(DateTime, default=datetime.utcnow)
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# Relationships
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order = relationship("Order", back_populates="items")
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product = relationship("Product", back_populates="order_items")
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