marketplace refactoring

models/database/stock.py

@@ -6,9 +6,9 @@ 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 Stock(Base):
+class Stock(Base, TimestampMixin):
     __tablename__ = "stock"
 
     id = Column(Integer, primary_key=True, index=True)
@@ -20,11 +20,6 @@ class Stock(Base):
     reserved_quantity = Column(Integer, default=0)  # For orders being processed
     shop_id = Column(Integer, ForeignKey("shops.id"))  # Optional: shop-specific stock
 
-    created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
-    updated_at = Column(
-        DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False
-    )
-
     # Relationships
     shop = relationship("Shop")