import assert from 'node:assert/strict';
import test from 'node:test';

import { createPublicProductService } from '../../src/modules/products/services/public-product-service.js';

test('returns only a publicly visible product', async () => {
  const service = createPublicProductService({
    productRepository: {
      async findPublicBySlug(slug) {
        assert.equal(slug, 'pikachu-plush');
        return {
          id: 'product-1',
          sellerId: 'private-seller-id',
          categoryId: 'category-1',
          name: 'Pikachu Plush',
          slug,
          description: 'A friendly plush.',
        };
      },
    },
  });

  assert.deepEqual(await service.getBySlug('pikachu-plush'), {
    id: 'product-1',
    sellerId: 'private-seller-id',
    categoryId: 'category-1',
    name: 'Pikachu Plush',
    slug: 'pikachu-plush',
    description: 'A friendly plush.',
  });
});

test('returns a not-found application error for non-public products', async () => {
  const service = createPublicProductService({
    productRepository: { async findPublicBySlug() { return null; } },
  });

  await assert.rejects(
    () => service.getBySlug('hidden-product'),
    (error) => error.code === 'PRODUCT_NOT_FOUND' && error.statusCode === 404,
  );
});