feat: enhance Stalker functionality with additional product details and analysis capabilities

src/server.ts

@@ -82,6 +82,18 @@ type StalkerProductRecord = {
   can_sell: number;
   sellability_status: string;
   sellability_reason: string | null;
+  product_title: string | null;
+  brand: string | null;
+  category_tree: string | null;
+  current_price: number | null;
+  avg_price_90d: number | null;
+  sales_rank: number | null;
+  monthly_sold: number | null;
+  seller_count: number | null;
+  amazon_is_seller: number | null;
+  verdict: string | null;
+  confidence: number | null;
+  reasoning: string | null;
   last_seen_at: string;
 };
 
@@ -840,9 +852,16 @@ function parseStalkerProductFilters(filters: URLSearchParams) {
   if (q) {
     const wildcard = `%${q}%`;
     conditions.push(
-      "(inv.asin LIKE ? OR s.seller_id LIKE ? OR s.seller_name LIKE ?)",
+      `(
+        inv.asin LIKE ?
+        OR inv.product_title LIKE ?
+        OR inv.brand LIKE ?
+        OR inv.category_tree LIKE ?
+        OR s.seller_id LIKE ?
+        OR s.seller_name LIKE ?
+      )`,
     );
-    params.push(wildcard, wildcard, wildcard);
+    params.push(wildcard, wildcard, wildcard, wildcard, wildcard, wildcard);
   }
 
   return {
@@ -860,9 +879,19 @@ function parseStalkerProductSort(sortParam: string | null): string {
     "rating",
     "rating_count",
     "asin",
+    "product_title",
+    "brand",
+    "current_price",
+    "avg_price_90d",
+    "sales_rank",
+    "monthly_sold",
+    "seller_count",
+    "amazon_is_seller",
+    "verdict",
+    "confidence",
     "last_seen_at",
   ]);
-  return parseSort(sortParam, allowedSort, "last_seen_at DESC, asin ASC");
+  return parseSort(sortParam, allowedSort, "monthly_sold DESC, last_seen_at DESC, asin ASC");
 }
 
 function getStalkerProducts(filters: URLSearchParams) {
@@ -887,10 +916,23 @@ function getStalkerProducts(filters: URLSearchParams) {
       inv.can_sell,
       inv.sellability_status,
       inv.sellability_reason,
+      inv.product_title,
+      inv.brand,
+      inv.category_tree,
+      inv.current_price,
+      inv.avg_price_90d,
+      inv.sales_rank,
+      inv.monthly_sold,
+      inv.seller_count,
+      inv.amazon_is_seller,
+      analysis.verdict,
+      analysis.confidence,
+      analysis.reasoning,
       inv.last_seen_at
     FROM stalker_seller_inventory inv
     JOIN stalker_runs r ON r.id = inv.run_id
     JOIN stalker_sellers s ON s.seller_id = inv.seller_id
+    LEFT JOIN product_analysis_results analysis ON analysis.asin = inv.asin
     ${where}
   `;