shop product refactoring

models/database/product.py

@@ -0,0 +1,48 @@
+from datetime import datetime
+
+from sqlalchemy import (Boolean, Column, DateTime, Float, ForeignKey, Index,
+                        Integer, String, Text, UniqueConstraint)
+from sqlalchemy.orm import relationship
+
+# Import Base from the central database module instead of creating a new one
+from app.core.database import Base
+from models.database.base import TimestampMixin
+
+class Product(Base):
+    __tablename__ = "products"
+
+    id = Column(Integer, primary_key=True, index=True)
+    shop_id = Column(Integer, ForeignKey("shops.id"), nullable=False)
+    marketplace_product_id = Column(Integer, ForeignKey("marketplace_products.id"), nullable=False)
+
+    # Shop-specific overrides (can override the main product data)
+    product_id = Column(String)  # Shop's internal product ID
+    price = Column(Float)  # Override main product price
+    sale_price = Column(Float)
+    currency = Column(String)
+    availability = Column(String)  # Override availability
+    condition = Column(String)
+
+    # Shop-specific metadata
+    is_featured = Column(Boolean, default=False)
+    is_active = Column(Boolean, default=True)
+    display_order = Column(Integer, default=0)
+
+    # Inventory management
+    min_quantity = Column(Integer, default=1)
+    max_quantity = Column(Integer)
+
+    # Timestamps
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+
+    # Relationships
+    shop = relationship("Shop", back_populates="product")
+    marketplace_product = relationship("MarketplaceProduct", back_populates="product")
+
+    # Constraints
+    __table_args__ = (
+        UniqueConstraint("shop_id", "marketplace_product_id", name="uq_product"),
+        Index("idx_product_active", "shop_id", "is_active"),
+        Index("idx_product_featured", "shop_id", "is_featured"),
+    )