Improve the frontend 2

services/suppliers/app/repositories/supplier_repository.py

@@ -348,3 +348,93 @@ class SupplierRepository(BaseRepository[Supplier]):
             "deleted_scorecards": scorecards_count,
             "deletion_timestamp": datetime.utcnow()
         }
+
+    async def get_supplier_price_lists(
+        self,
+        supplier_id: UUID,
+        tenant_id: UUID,
+        is_active: bool = True
+    ) -> List[Any]:
+        """Get all price list items for a supplier"""
+        from app.models.suppliers import SupplierPriceList
+        
+        stmt = select(SupplierPriceList).filter(
+            and_(
+                SupplierPriceList.supplier_id == supplier_id,
+                SupplierPriceList.tenant_id == tenant_id
+            )
+        )
+        
+        if is_active:
+            stmt = stmt.filter(SupplierPriceList.is_active == True)
+        
+        result = await self.db.execute(stmt)
+        return result.scalars().all()
+
+    async def get_supplier_price_list(
+        self,
+        price_list_id: UUID,
+        tenant_id: UUID
+    ) -> Optional[Any]:
+        """Get specific price list item"""
+        from app.models.suppliers import SupplierPriceList
+        
+        stmt = select(SupplierPriceList).filter(
+            and_(
+                SupplierPriceList.id == price_list_id,
+                SupplierPriceList.tenant_id == tenant_id
+            )
+        )
+        result = await self.db.execute(stmt)
+        return result.scalar_one_or_none()
+
+    async def create_supplier_price_list(
+        self,
+        create_data: Dict[str, Any]
+    ) -> Any:
+        """Create a new price list item"""
+        from app.models.suppliers import SupplierPriceList
+        
+        price_list = SupplierPriceList(**create_data)
+        self.db.add(price_list)
+        await self.db.commit()
+        await self.db.refresh(price_list)
+        return price_list
+
+    async def update_supplier_price_list(
+        self,
+        price_list_id: UUID,
+        update_data: Dict[str, Any]
+    ) -> Any:
+        """Update a price list item"""
+        from app.models.suppliers import SupplierPriceList
+        
+        stmt = select(SupplierPriceList).filter(SupplierPriceList.id == price_list_id)
+        result = await self.db.execute(stmt)
+        price_list = result.scalar_one_or_none()
+        
+        if not price_list:
+            raise ValueError("Price list item not found")
+        
+        # Update fields
+        for key, value in update_data.items():
+            if hasattr(price_list, key):
+                setattr(price_list, key, value)
+        
+        await self.db.commit()
+        await self.db.refresh(price_list)
+        return price_list
+
+    async def delete_supplier_price_list(
+        self,
+        price_list_id: UUID
+    ) -> bool:
+        """Delete a price list item"""
+        from app.models.suppliers import SupplierPriceList
+        from sqlalchemy import delete
+        
+        stmt = delete(SupplierPriceList).filter(SupplierPriceList.id == price_list_id)
+        result = await self.db.execute(stmt)
+        
+        await self.db.commit()
+        return result.rowcount > 0