import test from 'node:test';
import assert from 'node:assert/strict';
import { readProductImages, withProductImages } from '../src/services/library-images.js';

const sample = '/9j/4AAQSkZJRgABAQAAAQABAAD/2Q==';
test('批量图片只匹配完整商品ID，读取时不发送服务凭据', async () => {
  const result = await readProductImages(['jd:12', 'taobao:12', 'bad'], { base: '/test-images-1', fetchImpl: async (url, options) => {
    assert.deepEqual(JSON.parse(new URL(url, 'https://example.test').searchParams.get('where')), { productId: { $in: ['jd:12', 'taobao:12'] } });
    assert.deepEqual(Object.keys(options.headers).sort(), ['Accept', 'X-Parse-Application-Id']);
    return { ok: true, json: async () => ({ results: [{ productId: 'jd:12', thumbnailBase64: sample }, { productId: 'jd:13', thumbnailBase64: sample }] }) };
  } });
  assert.equal(result.size, 1); assert.ok(result.get('jd:12').thumbnail.startsWith('data:image/jpeg;base64,'));
  assert.equal(result.has('taobao:12'), false);
});
test('图片重复或损坏不串图，图片服务失败保留商品资料', async () => {
  const result = await readProductImages(['jd:15', 'jd:16'], { base: '/test-images-2', fetchImpl: async () => ({ ok: true, json: async () => ({ results: [
    { productId: 'jd:15', thumbnailBase64: sample }, { productId: 'jd:15', thumbnailBase64: sample }, { productId: 'jd:16', thumbnailBase64: '<svg/>' },
  ] }) }) });
  assert.equal(result.size, 0);
  const data = { records: [{ record_id: 'jd:17', title: '原商品资料' }] };
  const enriched = await withProductImages(data, { op: 'browse', entity: 'products' }, { base: '/test-images-failure', fetchImpl: async () => { throw Error('offline'); } });
  assert.deepEqual(enriched.records, data.records); assert.equal(enriched.imagesUnavailable, true);
});