Improve the frontend

services/suppliers/app/api/suppliers.py

@@ -9,8 +9,10 @@ from uuid import UUID
 import structlog
 
 from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select
 from app.core.database import get_db
 from app.services.supplier_service import SupplierService
+from app.models.suppliers import SupplierPriceList
 from app.schemas.suppliers import (
     SupplierCreate, SupplierUpdate, SupplierResponse, SupplierSummary,
     SupplierSearchParams
@@ -202,4 +204,54 @@ async def delete_supplier(
         raise
     except Exception as e:
         logger.error("Error deleting supplier", supplier_id=str(supplier_id), error=str(e))
-        raise HTTPException(status_code=500, detail="Failed to delete supplier")
+        raise HTTPException(status_code=500, detail="Failed to delete supplier")
+
+
+@router.get(
+    route_builder.build_resource_action_route("suppliers", "supplier_id", "products"),
+    response_model=List[Dict[str, Any]]
+)
+async def get_supplier_products(
+    supplier_id: UUID = Path(..., description="Supplier ID"),
+    tenant_id: str = Path(..., description="Tenant ID"),
+    is_active: bool = Query(True, description="Filter by active price lists"),
+    db: AsyncSession = Depends(get_db)
+):
+    """
+    Get list of product IDs that a supplier provides
+    Returns a list of inventory product IDs from the supplier's price list
+    """
+    try:
+        # Query supplier price lists
+        query = select(SupplierPriceList).where(
+            SupplierPriceList.tenant_id == UUID(tenant_id),
+            SupplierPriceList.supplier_id == supplier_id
+        )
+
+        if is_active:
+            query = query.where(SupplierPriceList.is_active == True)
+
+        result = await db.execute(query)
+        price_lists = result.scalars().all()
+
+        # Extract unique product IDs
+        product_ids = list(set([str(pl.inventory_product_id) for pl in price_lists]))
+
+        logger.info(
+            "Retrieved supplier products",
+            supplier_id=str(supplier_id),
+            product_count=len(product_ids)
+        )
+
+        return [{"inventory_product_id": pid} for pid in product_ids]
+
+    except Exception as e:
+        logger.error(
+            "Error getting supplier products",
+            supplier_id=str(supplier_id),
+            error=str(e)
+        )
+        raise HTTPException(
+            status_code=500,
+            detail="Failed to retrieve supplier products"
+        )