Add category management: list API, UI integration, and search updates

src/api/categories.js

@@ -0,0 +1,90 @@
+import { apiRequest, getPath } from './client.js';
+
+const DEFAULT_LIST_PAGE_LIMIT = 100;
+
+function unwrapListPayload(payload) {
+  if (Array.isArray(payload)) {
+    return payload;
+  }
+
+  return payload?.data || payload?.entries || payload?.items || payload?.categories || [];
+}
+
+function hasExplicitPagination(filters = {}) {
+  return (
+    (filters.limit !== undefined && filters.limit !== null)
+    || (filters.offset !== undefined && filters.offset !== null)
+  );
+}
+
+function buildCategoryQuery(filters = {}) {
+  const query = {};
+  const searchName = filters.searchName || filters.search_name;
+  if (searchName) {
+    query.search_name = searchName;
+  }
+
+  if (filters.active !== undefined && filters.active !== null && filters.active !== '') {
+    query.active = Boolean(filters.active);
+  }
+
+  if (filters.orderBy || filters.order_by) {
+    query.order_by = filters.orderBy || filters.order_by;
+  }
+
+  if (filters.orderDir || filters.order_dir) {
+    query.order_dir = filters.orderDir || filters.order_dir;
+  }
+
+  if (filters.expanded !== undefined && filters.expanded !== null && filters.expanded !== '') {
+    query.expanded = Boolean(filters.expanded);
+  }
+
+  return query;
+}
+
+async function fetchAllCategoryPages(store, baseQuery = {}) {
+  const items = [];
+  let offset = 0;
+
+  while (true) {
+    const payload = await apiRequest(store, getPath('categories'), {
+      query: {
+        ...baseQuery,
+        limit: DEFAULT_LIST_PAGE_LIMIT,
+        offset,
+      },
+    });
+    const pageItems = unwrapListPayload(payload);
+    items.push(...pageItems);
+
+    if (pageItems.length < DEFAULT_LIST_PAGE_LIMIT) {
+      break;
+    }
+
+    offset += DEFAULT_LIST_PAGE_LIMIT;
+  }
+
+  return items;
+}
+
+export async function listCategories(store, filters = {}) {
+  const baseQuery = buildCategoryQuery(filters);
+
+  if (hasExplicitPagination(filters)) {
+    const query = { ...baseQuery };
+    if (filters.limit !== undefined && filters.limit !== null) {
+      query.limit = filters.limit;
+    }
+    if (filters.offset !== undefined && filters.offset !== null) {
+      query.offset = filters.offset;
+    }
+
+    const payload = await apiRequest(store, getPath('categories'), {
+      query,
+    });
+    return unwrapListPayload(payload);
+  }
+
+  return fetchAllCategoryPages(store, baseQuery);
+}