feat: enhance product listing with additional metrics and sorting options

category-blacklist.csv

@@ -1,4 +1,7 @@
 id,name
+19419898011,Amazon Explore
+14297978011,Online Learning
 229534,Software
 283155,Books
 16310101,Grocery Gourmet Food
+599858,Magazine Subscriptions

src/server.ts

@@ -27,6 +27,10 @@ type ProductListRecord = {
   verdict: "FBA" | "FBM" | "SKIP";
   confidence: number | null;
   sellability_status: string | null;
+  monthly_sold: number | null;
+  seller_count: number | null;
+  sales_rank: number | null;
+  current_price: number | null;
   fetched_at: string;
 };
 
@@ -274,6 +278,21 @@ function getProductList(filters: URLSearchParams) {
   }
 
   const where = conditions.length > 0 ? `WHERE ${conditions.join(" AND ")}` : "";
+  const allowedSort = new Set([
+    "asin",
+    "verdict",
+    "monthly_sold",
+    "seller_count",
+    "sales_rank",
+    "current_price",
+    "product_name",
+    "fetched_at",
+  ]);
+  const orderBy = parseResultSort(
+    filters.get("sort"),
+    allowedSort,
+    "CAST(COALESCE(monthly_sold, 0) AS INTEGER) DESC, fetched_at DESC",
+  );
 
   const baseUnion = `
     SELECT
@@ -286,6 +305,10 @@ function getProductList(filters: URLSearchParams) {
       verdict,
       confidence,
       sellability_status,
+      monthly_sold,
+      sellers AS seller_count,
+      sales_rank,
+      current_price,
       fetched_at
     FROM results
     UNION ALL
@@ -299,6 +322,10 @@ function getProductList(filters: URLSearchParams) {
       verdict,
       confidence,
       sellability_status,
+      monthly_sold,
+      seller_count,
+      sales_rank,
+      current_price,
       fetched_at
     FROM product_analysis_results
   `;
@@ -308,7 +335,7 @@ function getProductList(filters: URLSearchParams) {
     .get(...params) as { total: number };
 
   const items = db
-    .query(`SELECT * FROM (${baseUnion}) all_products ${where} ORDER BY fetched_at DESC LIMIT ? OFFSET ?`)
+    .query(`SELECT * FROM (${baseUnion}) all_products ${where} ORDER BY ${orderBy} LIMIT ? OFFSET ?`)
     .all(...params, pageSize, offset) as ProductListRecord[];
 
   return {

src/web/frontend.tsx

@@ -87,6 +87,10 @@ type ProductListItem = {
   verdict: "FBA" | "FBM" | "SKIP";
   confidence: number | null;
   sellability_status: string | null;
+  monthly_sold: number | null;
+  seller_count: number | null;
+  sales_rank: number | null;
+  current_price: number | null;
   fetched_at: string;
 };
 
@@ -615,6 +619,7 @@ function ProductList({ verdict, onBack }: { verdict: VerdictFilter; onBack: () =
   const [activeVerdict, setActiveVerdict] = useState<VerdictFilter>(verdict);
   const [page, setPage] = useState(1);
   const [pageSize, setPageSize] = useState(25);
+  const [sort, setSort] = useState<SortState>({ field: "monthly_sold", direction: "DESC" });
 
   useEffect(() => {
     setActiveVerdict(verdict);
@@ -626,6 +631,7 @@ function ProductList({ verdict, onBack }: { verdict: VerdictFilter; onBack: () =
     async function load() {
       setLoading(true);
       const params = new URLSearchParams({ page: String(page), pageSize: String(pageSize) });
+      params.set("sort", buildSortValue(sort));
       if (search) params.set("q", search);
       if (activeVerdict) params.set("verdict", activeVerdict);
       const res = await fetch(`/api/products?${params.toString()}`);
@@ -640,7 +646,7 @@ function ProductList({ verdict, onBack }: { verdict: VerdictFilter; onBack: () =
     return () => {
       cancelled = true;
     };
-  }, [search, activeVerdict, page, pageSize]);
+  }, [search, activeVerdict, page, pageSize, sort]);
 
   return (
     <div className="page">
@@ -667,36 +673,32 @@ function ProductList({ verdict, onBack }: { verdict: VerdictFilter; onBack: () =
           <table>
             <thead>
               <tr>
-                <th>ASIN</th>
-                <th>Verdict</th>
-                <th>Product</th>
-                <th>Brand</th>
-                <th>Category</th>
-                <th>Confidence</th>
-                <th>Process</th>
-                <th>Run ID</th>
-                <th>Fetched</th>
+                <th><button onClick={() => setSort(nextSort(sort, "asin"))}>ASIN</button></th>
+                <th><button onClick={() => setSort(nextSort(sort, "verdict"))}>Verdict</button></th>
+                <th><button onClick={() => setSort(nextSort(sort, "monthly_sold"))}>Monthly Sold</button></th>
+                <th><button onClick={() => setSort(nextSort(sort, "seller_count"))}>Sellers</button></th>
+                <th><button onClick={() => setSort(nextSort(sort, "sales_rank"))}>Sales Rank</button></th>
+                <th><button onClick={() => setSort(nextSort(sort, "current_price"))}>Current Price</button></th>
+                <th className="product-col"><button onClick={() => setSort(nextSort(sort, "product_name"))}>Product</button></th>
               </tr>
             </thead>
             <tbody>
               {loading ? (
-                <tr><td colSpan={9}>Loading...</td></tr>
+                <tr><td colSpan={7}>Loading...</td></tr>
               ) : items?.items.length ? (
                 items.items.map((item) => (
                   <tr key={`${item.processType}-${item.runId}-${item.asin}-${item.fetched_at}`}>
                     <td><a href={`http://amazon.com/dp/${item.asin}`} target="_blank" rel="noreferrer">{item.asin}</a></td>
                     <td><span className={verdictBadgeClass(item.verdict)}>{item.verdict}</span></td>
-                    <td>{item.product_name || "-"}</td>
-                    <td>{item.brand || "-"}</td>
-                    <td>{item.category || "-"}</td>
-                    <td>{formatNumber(item.confidence)}</td>
-                    <td>{item.processType}</td>
-                    <td>{item.runId}</td>
-                    <td>{formatDate(item.fetched_at)}</td>
+                    <td>{formatNumber(item.monthly_sold)}</td>
+                    <td>{formatNumber(item.seller_count)}</td>
+                    <td>{formatNumber(item.sales_rank)}</td>
+                    <td>{formatCurrency(item.current_price)}</td>
+                    <td className="product-col" title={item.product_name || undefined}>{item.product_name || "-"}</td>
                   </tr>
                 ))
               ) : (
-                <tr><td colSpan={9}>No products found</td></tr>
+                <tr><td colSpan={7}>No products found</td></tr>
               )}
             </tbody>
           </table>

src/web/styles.css

@@ -84,6 +84,13 @@ td {
   overflow-wrap: anywhere;
 }
 
+.product-col {
+  min-width: 300px;
+  max-width: 440px;
+  white-space: normal;
+  overflow-wrap: anywhere;
+}
+
 th {
   background: #fafafb;
   font-weight: 600;