API Pedidos - Estructura + Modelos

app/core/config.py

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+from pydantic_settings import BaseSettings
+from functools import lru_cache
+
+
+@lru_cache()
+def get_settings():
+    return BaseSettings(
+        app_name="API Pedidos",
+        database_url="postgresql://user:password@localhost:5432/pedidos",
+        debug=True
+    )

app/models/__init__.py

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+# Task Models
+from .order import Order, OrderItem, Base
+
+__all__ = ["Order", "OrderItem", "Base"]

app/models/order.py

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+from sqlalchemy import Column, String, Float, Integer, DateTime, ForeignKey
+from sqlalchemy.orm import relationship
+from sqlalchemy.ext.declarative import declarative_base
+from datetime import datetime
+
+Base = declarative_base()
+
+
+class Order(Base):
+    __tablename__ = "orders"
+
+    id = Column(Integer, primary_key=True, index=True)
+    customer_name = Column(String, nullable=False)
+    customer_email = Column(String, nullable=False)
+    status = Column(String, default="pending")
+    total = Column(Float, default=0.0)
+    created_at = Column(DateTime, default=datetime.now)
+    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
+
+    items = relationship("OrderItem", back_populates="order", cascade="all, delete-orphan")
+
+
+class OrderItem(Base):
+    __tablename__ = "order_items"
+
+    id = Column(Integer, primary_key=True, index=True)
+    order_id = Column(Integer, ForeignKey("orders.id"), nullable=False)
+    product_name = Column(String, nullable=False)
+    quantity = Column(Integer, default=1)
+    price = Column(Float, nullable=False)
+    created_at = Column(DateTime, default=datetime.now)
+
+    order = relationship("Order", back_populates="items")