Improve product AI UX, category search, and card actions.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/business/src/utils/categories.ts

@@ -49,3 +49,22 @@ export function getAncestorIds(categories: Category[], id: string): string[] {
 
   return ids
 }
+
+/** Client-side filter by FA/EN name; keeps ancestors so the tree stays intact. */
+export function filterCategoriesByQuery(categories: Category[], query: string): Category[] {
+  const normalized = query.trim().toLowerCase()
+  if (!normalized) return categories
+
+  const matchedIds = new Set<string>()
+
+  for (const category of categories) {
+    const haystack = `${category.nameFa} ${category.nameEn}`.toLowerCase()
+    if (!haystack.includes(normalized)) continue
+    matchedIds.add(category.id)
+    for (const ancestorId of getAncestorIds(categories, category.id)) {
+      matchedIds.add(ancestorId)
+    }
+  }
+
+  return categories.filter((category) => matchedIds.has(category.id))
+}