feat(stock): missing-pricing-only filter on /stock

src/app/(app)/stock/page.test.tsx

@@ -337,4 +337,30 @@ describe("StockListPage", () => {
       expect(screen.getByText("Selling (R)")).toBeInTheDocument();
     });
   });
+
+  describe("Stock list — missing-pricing-only filter", () => {
+    beforeEach(() => {
+      _resetState();
+      _state.items = [
+        { id: "aaaaaaaaaaaaaaa", sku: "B-001", name: "Has both",  selling_price: 3.25, cost_price: 2.5, current_qty: 1, min_qty: 0, is_active: true, supplier: "" },
+        { id: "bbbbbbbbbbbbbbb", sku: "B-002", name: "Missing both", selling_price: 0,  cost_price: 0, current_qty: 1, min_qty: 0, is_active: true, supplier: "" },
+      ];
+    });
+    afterEach(() => cleanup());
+
+    it("only shows rows where selling_price=0 AND cost_price=0", async () => {
+      render(<Page />);
+      expect(await screen.findByText("Has both")).toBeInTheDocument();
+
+      // Simulate the PB server filtering by the missing-pricing clause:
+      // only "Missing both" comes back from getList when the toggle is on.
+      mockListResponse([
+        { id: "bbbbbbbbbbbbbbb", sku: "B-002", name: "Missing both", selling_price: 0, cost_price: 0, current_qty: 1, min_qty: 0, is_active: true, supplier: "" },
+      ]);
+
+      fireEvent.click(screen.getByRole("switch", { name: /Missing pricing only/i }));
+      await waitFor(() => expect(screen.queryByText("Has both")).toBeNull());
+      expect(await screen.findByText("Missing both")).toBeInTheDocument();
+    });
+  });
 });

src/app/(app)/stock/page.tsx

@@ -87,6 +87,7 @@ export default function StockListPage() {
   const [search, setSearch] = useState("");
   const [lowStockOnly, setLowStockOnly] = useState(false);
   const [showPricingColumns, setShowPricingColumns] = useState(false);
+  const [missingPricingOnly, setMissingPricingOnly] = useState(false);
   const [createOpen, setCreateOpen] = useState(false);
 
   const fetchItems = useCallback(async () => {
@@ -104,6 +105,9 @@ export default function StockListPage() {
       if (lowStockOnly) {
         filters.push("(current_qty <= min_qty && is_active = true)");
       }
+      if (missingPricingOnly) {
+        filters.push("(selling_price = 0 && cost_price = 0 && is_active = true)");
+      }
 
       const result = await pb.collection("stock_items").getList<StockItem>(
         1,
@@ -125,7 +129,7 @@ export default function StockListPage() {
     } finally {
       setLoading(false);
     }
-  }, [search, lowStockOnly]);
+  }, [search, lowStockOnly, missingPricingOnly]);
 
   useEffect(() => {
     // eslint-disable-next-line react-hooks/set-state-in-effect -- data fetch on dep change
@@ -195,6 +199,11 @@ export default function StockListPage() {
     [items],
   );
 
+  const missingPricingCount = useMemo(
+    () => items.filter((it) => (it.selling_price ?? 0) === 0 && (it.cost_price ?? 0) === 0).length,
+    [items],
+  );
+
   const handleSearchChange = (v: string) => setSearchInput(v);
   const clearSearch = () => setSearchInput("");
 
@@ -215,6 +224,15 @@ export default function StockListPage() {
             ) : (
               "Inventory levels across all stock items."
             )}
+            {missingPricingCount > 0 && (
+              <span className="ml-2 inline-flex items-center">
+                ·{" "}
+                <span className="font-semibold text-rose-700 dark:text-rose-400">
+                  {missingPricingCount}
+                </span>{" "}
+                need pricing
+              </span>
+            )}
           </p>
         </div>
         <div className="flex items-center gap-2 flex-wrap">
@@ -276,6 +294,15 @@ export default function StockListPage() {
           <Label htmlFor="show-pricing-toggle" className="cursor-pointer">
             Show pricing columns
           </Label>
+          <Switch
+            id="missing-pricing-toggle"
+            checked={missingPricingOnly}
+            onCheckedChange={(checked) => setMissingPricingOnly(checked === true)}
+            aria-label="Missing pricing only"
+          />
+          <Label htmlFor="missing-pricing-toggle" className="cursor-pointer">
+            Missing pricing only
+          </Label>
         </div>
       </div>