tanstack

src/hooks/queries/useBestSalePricesQuery.ts

@@ -0,0 +1,39 @@
+// src/hooks/queries/useBestSalePricesQuery.ts
+import { useQuery } from '@tanstack/react-query';
+import { fetchBestSalePrices } from '../../services/apiClient';
+import type { WatchedItemDeal } from '../../types';
+
+/**
+ * Query hook for fetching the best sale prices for the user's watched items.
+ *
+ * Returns deals where watched items are currently on sale, sorted by best price.
+ * This data is user-specific and requires authentication.
+ *
+ * @param enabled - Whether the query should run (typically based on auth status)
+ * @returns Query result with best sale prices data, loading state, and error state
+ *
+ * @example
+ * ```tsx
+ * const { data: deals, isLoading, error } = useBestSalePricesQuery(!!user);
+ * ```
+ */
+export const useBestSalePricesQuery = (enabled: boolean = true) => {
+  return useQuery({
+    queryKey: ['best-sale-prices'],
+    queryFn: async (): Promise<WatchedItemDeal[]> => {
+      const response = await fetchBestSalePrices();
+
+      if (!response.ok) {
+        const error = await response.json().catch(() => ({
+          message: `Request failed with status ${response.status}`,
+        }));
+        throw new Error(error.message || 'Failed to fetch best sale prices');
+      }
+
+      return response.json();
+    },
+    enabled,
+    // Prices update when flyers change, keep fresh for 2 minutes
+    staleTime: 1000 * 60 * 2,
+  });
+};