backend/src/routes/lab9/index.js - master - Coderdev/web-nodejs-labs

backend/src/routes/lab9/index.js
92 строки3 KB
Coderdev
12 май 2026, 12:34
12 май 2026, 12:34f5e899f
// backend/src/routes/lab9/index.js
import productService from '../../services/lab9/product.service.js';

export default async function routes(fastify, options) {

  // ─── Базовый пример ───────────────────────────────────────────────

  // GET /api/lab9/products
  fastify.get('/', async (request, reply) => {
    const products = await productService.getAll(fastify.pg);
    return products;
  });

  // GET /api/lab9/products/:id
  fastify.get('/:id', async (request, reply) => {
    const product = await productService.getById(fastify.pg, request.params.id);
    if (!product) {
      return reply.code(404).send({ error: 'Product not found' });
    }
    return product;
  });

  // POST /api/lab9/products
  fastify.post('/', async (request, reply) => {
    const newProduct = await productService.create(fastify.pg, request.body);
    reply.code(201).send(newProduct);
  });

  // PATCH /api/lab9/products/:id
  fastify.patch('/:id', async (request, reply) => {
    const updated = await productService.update(fastify.pg, request.params.id, request.body);
    if (!updated) {
      return reply.code(404).send({ error: 'Product not found' });
    }
    return updated;
  });

  // DELETE /api/lab9/products/:id
  fastify.delete('/:id', async (request, reply) => {
    const deleted = await productService.delete(fastify.pg, request.params.id);
    if (!deleted) {
      return reply.code(404).send({ error: 'Product not found' });
    }
    return { message: 'Deleted', id: deleted.id };
  });

  // ─── Задание 1 ────────────────────────────────────────────────────

  // GET /api/lab9/products/task1/stock
  fastify.get('/task1/stock', async (request, reply) => {
    const stock = await productService.getStock(fastify.pg);
    return stock;
  });

  // GET /api/lab9/products/task1/products?q=
  fastify.get('/task1/products', async (request, reply) => {
    const { q } = request.query;
    const products = await productService.search(fastify.pg, q);
    return products;
  });

  // ─── Задание 3 (корзина) ──────────────────────────────────────────

  // POST /api/lab9/products/cart/check
  // body: { items: [{id, qty}] }
  fastify.post('/cart/check', async (request, reply) => {
    const { items } = request.body;
    if (!items || !Array.isArray(items) || items.length === 0) {
      return reply.code(400).send({ error: 'items required' });
    }
    const results = await productService.checkStock(fastify.pg, items);
    const failed = results.filter(r => !r.ok);
    if (failed.length > 0) {
      return reply.code(400).send({ ok: false, failed });
    }
    return { ok: true };
  });

  // POST /api/lab9/products/cart/buy
  // body: { items: [{id, qty}] }
  fastify.post('/cart/buy', async (request, reply) => {
    const { items } = request.body;
    if (!items || !Array.isArray(items) || items.length === 0) {
      return reply.code(400).send({ error: 'items required' });
    }
    const result = await productService.purchase(fastify.pg, items);
    if (!result.success) {
      return reply.code(400).send({ ok: false, failed: result.failed });
    }
    return { ok: true, message: 'Покупка успешно оформлена' };
  });
}