Files
mercadodevida/project/frontend/src/lib/api.ts
2026-08-23 07:58:50 +02:00

134 lines
4.3 KiB
TypeScript

import type { Category, Product, Brand } from '@/types/api';
interface CmsPage {
id: string;
slug: string;
title: string;
body: string;
status: string;
}
const BASE = process.env.NEXT_PUBLIC_API_URL ?? 'http://127.0.0.1:3000';
export async function fetchCategories(): Promise<Category[]> {
const res = await fetch(`${BASE}/categories/tree`);
if (!res.ok) throw new Error(`Failed to fetch categories: ${res.status}`);
const data = await res.json();
return data.items ?? [];
}
export async function fetchProducts(params?: {
limit?: number;
offset?: number;
q?: string;
categorySlug?: string;
brandSlug?: string;
}): Promise<Product[]> {
const sp = new URLSearchParams();
sp.set('limit', String(params?.limit ?? 8));
if (params?.offset !== undefined) sp.set('offset', String(params.offset));
if (params?.q) sp.set('q', params.q);
if (params?.categorySlug) sp.set('categorySlug', params.categorySlug);
if (params?.brandSlug) sp.set('brandSlug', params.brandSlug);
const res = await fetch(`${BASE}/products/search?${sp}`, { credentials: 'include' });
if (!res.ok) throw new Error(`Failed to fetch products: ${res.status}`);
const data = await res.json();
return data.items ?? [];
}
export async function fetchSearchSuggestions(term: string): Promise<string[]> {
const sp = new URLSearchParams({ q: term });
const res = await fetch(`${BASE}/products/suggest?${sp}`, {
cache: 'no-store',
credentials: 'include',
});
if (!res.ok) return [];
const data = await res.json();
return data.suggestions ?? [];
}
export async function fetchBrandBySlug(slug: string): Promise<Brand | null> {
const res = await fetch(`${BASE}/marca/${slug}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`Failed to fetch brand: ${res.status}`);
return res.json();
}
export async function fetchPage(slug: string): Promise<CmsPage | null> {
const res = await fetch(`${BASE}/cms/pages/${slug}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`Failed to fetch page: ${res.status}`);
return res.json();
}
export async function fetchBrands(): Promise<Brand[]> {
const res = await fetch(`${BASE}/brands`);
if (!res.ok) throw new Error(`Failed to fetch brands: ${res.status}`);
const data = await res.json();
return data.items ?? [];
}
export async function fetchCategoryBySlug(slug: string): Promise<Category | null> {
const res = await fetch(`${BASE}/categoria/${slug}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`Failed to fetch category: ${res.status}`);
return res.json();
}
export async function fetchProductBySlug(slug: string): Promise<Product | null> {
const res = await fetch(`${BASE}/productos/${slug}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`Failed to fetch product: ${res.status}`);
return res.json();
}
export interface ProductVariant {
id: string;
productId: string;
sku: string;
ean: string | null;
attributes: Record<string, unknown>;
weightGrams: number | null; // F-193
}
export interface VariantPrice {
variantId: string;
netUnitAmountCents: number;
vatRate: 'general' | 'reduced';
currency: string;
}
export interface StockAvailability {
available: boolean;
availableQuantity: number;
}
export async function fetchProductVariants(productId: string): Promise<ProductVariant[]> {
const res = await fetch(`${BASE}/products/${productId}/variants`);
if (!res.ok) throw new Error(`Failed to fetch variants: ${res.status}`);
const data = await res.json();
return data.items ?? [];
}
export async function fetchVariantPrice(variantId: string): Promise<VariantPrice | null> {
const res = await fetch(`${BASE}/pricing/variants/${variantId}`);
if (res.status === 404) return null;
if (!res.ok) throw new Error(`Failed to fetch price: ${res.status}`);
return res.json();
}
export async function fetchStockAvailability(variantId: string): Promise<StockAvailability> {
const res = await fetch(`${BASE}/inventory/${variantId}/availability`);
if (!res.ok) throw new Error(`Failed to fetch stock: ${res.status}`);
return res.json();
}
export function formatPrice(cents: number): string {
return `${(cents / 100).toFixed(2)}`;
}
export function calcGrossPrice(netCents: number, vatRate: 'general' | 'reduced'): number {
const rate = vatRate === 'general' ? 0.21 : 0.1;
return Math.round(netCents * (1 + rate));
}