feat(ecommerce): migrate Ari Shopping to Next.js 15 headless storefront v4

workloads/ecommerce/lib/headless/providers/mock.ts

@@ -0,0 +1,42 @@
+import catalog from "@/data/products.json";
+import type { CatalogProvider, Product, ProductFilters } from "@/lib/headless/types";
+
+const products = catalog satisfies Product[];
+
+function normalize(value: string): string {
+  return value.toLocaleLowerCase("es").normalize("NFD").replace(/[\u0300-\u036f]/g, "");
+}
+
+function matches(product: Product, filters: ProductFilters): boolean {
+  if (filters.category && filters.category !== "Todos" && product.category !== filters.category) return false;
+  if (filters.collection && product.collection !== filters.collection) return false;
+  if (filters.brand && product.brand !== filters.brand) return false;
+  if (filters.ageRange && product.ageRange !== filters.ageRange) return false;
+  if (filters.minPrice !== undefined && product.price !== null && product.price < filters.minPrice) return false;
+  if (filters.maxPrice !== undefined && product.price !== null && product.price > filters.maxPrice) return false;
+  if (filters.query) {
+    const query = normalize(filters.query);
+    const haystack = normalize([
+      product.name,
+      product.description,
+      product.category,
+      product.collection,
+      product.brand,
+      ...product.tags,
+    ].join(" "));
+    if (!haystack.includes(query)) return false;
+  }
+  return true;
+}
+
+export const mockCatalogProvider: CatalogProvider = {
+  async getProducts(filters = {}) {
+    return products.filter((product) => matches(product, filters));
+  },
+  async getProductBySlug(slug) {
+    return products.find((product) => product.slug === slug) ?? null;
+  },
+  async searchProducts(query, limit = 6) {
+    return products.filter((product) => matches(product, { query })).slice(0, limit);
+  },
+};