'use strict';

const test = require('node:test');
const assert = require('node:assert/strict');
const {
  normalizeAlibaba1688Product,
  normalizeAlibaba1688ImageUrl,
  mapProductRow,
  listAlibaba1688Products,
  replaceAlibaba1688Product,
} = require('../src/services/alibaba1688ProductService');
const planningDatabase = require('../src/services/planningDatabase');

function product(overrides = {}) {
  return {
    productId: '1073252781818',
    title: '圆桌测试商品',
    sourceUrl: 'https://detail.1688.com/offer/1073252781818.html',
    mainImages: ['https://img.example.com/main.jpg'],
    detailImages: ['https://img.example.com/detail.jpg'],
    videos: [{
      url: 'https://cloud.video.taobao.com/play/example.mp4',
      coverUrl: 'https://img.example.com/video-cover.jpg_sum.jpg',
      duration: 20.4,
      width: 720,
      height: 1280,
      source: 'main-gallery',
    }],
    skuDimensions: [
      { name: '颜色', values: ['原木色', '胡桃色'] },
      { name: '尺寸', values: ['60*60', '70*70'] },
    ],
    skus: [{
      name: '原木色 / 60*60',
      specs: [{ name: '颜色', value: '原木色' }, { name: '尺寸', value: '60*60' }],
      image: 'https://img.example.com/sku-original-60.jpg',
      price: 180,
      freight: 40,
    }],
    attributes: [{ name: '材质', value: '实木' }],
    storeCategory: '鞋架/鞋柜',
    platformCategory: '家装建材 > 简易家具',
    dropshipSupported: true,
    importTag: '测款',
    collectedAt: '2026-08-14T02:13:08.923Z',
    ...overrides,
  };
}

test('normalizes a complete 1688 snapshot for full server replacement', () => {
  const normalized = normalizeAlibaba1688Product({
    dingtalkUserName: '香茗',
    sourceType: 'product',
    sourceImportId: 'import-1',
    product: product(),
  }, '1073252781818');

  assert.equal(normalized.productId, '1073252781818');
  assert.equal(normalized.detailImageCount, 1);
  assert.equal(normalized.skuCount, 1);
  assert.equal(normalized.snapshot.skuDimensions.length, 2);
  assert.deepEqual(normalized.snapshot.skuImages, ['https://img.example.com/sku-original-60.jpg']);
  assert.equal(normalized.snapshot.skus[0].image, 'https://img.example.com/sku-original-60.jpg');
  assert.deepEqual(normalized.snapshot.videos, [{
    url: 'https://cloud.video.taobao.com/play/example.mp4',
    coverUrl: 'https://img.example.com/video-cover.jpg',
    duration: 20.4,
    width: 720,
    height: 1280,
    mimeType: '',
    source: 'main-gallery',
  }]);
  assert.equal(normalized.snapshot.schemaVersion, 2);
  assert.match(normalized.skuFingerprint, /^[a-f0-9]{64}$/);
  assert.equal(normalized.snapshot.storeCategory, '鞋架/鞋柜');
  assert.equal(normalized.snapshot.platformCategory, '家装建材 > 简易家具');
  assert.equal(normalized.snapshot.dropshipSupported, true);
  assert.deepEqual(normalized.snapshot.skus[0].specs, [
    { name: '颜色', value: '原木色' },
    { name: '尺寸', value: '60*60' },
  ]);
  assert.equal(normalized.syncOperatorName, '香茗');
});

test('stores original Alibaba SKU image URLs instead of _sum thumbnails', () => {
  const compressed = 'https://cbu01.alicdn.com/img/ibank/example.jpg_sum.jpg';
  const original = 'https://cbu01.alicdn.com/img/ibank/example.jpg';
  const normalized = normalizeAlibaba1688Product({
    dingtalkUserName: '香茗',
    sourceType: 'product',
    product: product({
      images: [compressed],
      mainImages: [compressed],
      detailImages: [compressed],
      skuImages: [compressed],
      skus: [{ name: '原木色', image: compressed }],
      baseSkuRows: [{ name: '原木色', image: compressed }],
    }),
  });

  assert.equal(normalizeAlibaba1688ImageUrl(`${compressed}?x=1`), `${original}?x=1`);
  assert.deepEqual(normalized.snapshot.images, [original]);
  assert.deepEqual(normalized.snapshot.mainImages, [original]);
  assert.deepEqual(normalized.snapshot.detailImages, [original]);
  assert.deepEqual(normalized.snapshot.skuImages, [original]);
  assert.equal(normalized.snapshot.skus[0].image, original);
  assert.equal(normalized.snapshot.baseSkuRows[0].image, original);
});

test('promotes videos preserved by older servers in skuScan metadata', () => {
  const normalized = normalizeAlibaba1688Product({
    product: product({
      videos: [],
      skuScan: {
        complete: true,
        videos: [{
          src: 'https://cloud.video.taobao.com/play/legacy.mp4',
          poster: 'https://img.example.com/legacy-cover.jpg',
          duration: 18,
        }],
      },
    }),
  });

  assert.equal(normalized.snapshot.videos.length, 1);
  assert.equal(normalized.snapshot.videos[0].url, 'https://cloud.video.taobao.com/play/legacy.mp4');
});

test('rejects incomplete snapshots and mismatched route IDs', () => {
  assert.throws(
    () => normalizeAlibaba1688Product({ product: product({ detailImages: [] }) }),
    error => error.statusCode === 422 && error.code === 'DETAIL_IMAGES_REQUIRED'
  );
  assert.throws(
    () => normalizeAlibaba1688Product({ product: product() }, 'different-id'),
    error => error.statusCode === 409 && error.code === 'PRODUCT_ID_MISMATCH'
  );
});

test('maps server rows without exposing the large snapshot in list mode', () => {
  const row = {
    product_id: '1073252781818',
    title: '圆桌测试商品',
    product_snapshot_json: JSON.stringify(product()),
    main_image_count: 16,
    detail_image_count: 24,
    sku_count: 66,
    attribute_count: 49,
    sync_version: 3,
  };

  const summary = mapProductRow(row, false);
  const detail = mapProductRow(row, true);

  assert.equal(summary.product, undefined);
  assert.equal(summary.skuCount, 66);
  assert.equal(detail.product.productId, '1073252781818');
  assert.equal(detail.syncVersion, 3);
});

test('lists 1688 products with multi-status filtering and unfiltered status summary', async () => {
  const originalQuery = planningDatabase.query;
  const queries = [];
  planningDatabase.query = async (sql, params = []) => {
    queries.push({ sql, params });
    if (sql.includes('information_schema.tables')) return [{ exists: 1 }];
    if (sql.includes('COUNT(*) AS total') && !sql.includes('GROUP BY')) return [{ total: 2 }];
    if (sql.includes('GROUP BY publish_status')) {
      return [
        { publish_status: 'pending', total: 4, latest_updated_at: '2026-08-14 10:00:00' },
        { publish_status: 'ready', total: 2, latest_updated_at: '2026-08-14 11:00:00' },
        { publish_status: 'published', total: 3, latest_updated_at: '2026-08-13 12:00:00' },
      ];
    }
    return [{
      product_id: '1073252781818',
      title: '圆桌测试商品',
      publish_status: 'ready',
      sync_version: 2,
    }];
  };

  try {
    const result = await listAlibaba1688Products({
      keyword: '圆桌',
      importTag: '测款',
      sourceType: 'product',
      syncOperatorName: '香茗',
      publishStatus: 'pending,ready',
      page: 2,
      pageSize: 10,
    });

    assert.equal(result.total, 2);
    assert.equal(result.items.length, 1);
    assert.equal(result.summary.pending, 4);
    assert.equal(result.summary.ready, 2);
    assert.equal(result.summary.published, 3);
    assert.equal(result.summary.failed, 0);
    assert.equal(result.latestUpdatedAt, '2026-08-14 11:00:00');

    const countQuery = queries.find(query => query.sql.includes('COUNT(*) AS total') && !query.sql.includes('GROUP BY'));
    assert.match(countQuery.sql, /publish_status IN \(\?, \?\)/);
    assert.deepEqual(countQuery.params.slice(-2), ['pending', 'ready']);

    const summaryQuery = queries.find(query => query.sql.includes('GROUP BY publish_status'));
    assert.doesNotMatch(summaryQuery.sql, /publish_status IN/);
    assert.deepEqual(summaryQuery.params.slice(-3), ['测款', 'product', '%香茗%']);

    const listQuery = queries.find(query => query.sql.includes('ORDER BY updated_at DESC'));
    assert.deepEqual(listQuery.params.slice(-4), ['pending', 'ready', 10, 10]);
  } finally {
    planningDatabase.query = originalQuery;
  }
});

test('paginates 1688 products and applies common server-side filters', async () => {
  const originalQuery = planningDatabase.query;
  const calls = [];
  planningDatabase.query = async (sql, params = []) => {
    calls.push({ sql, params });
    if (sql.includes('information_schema.tables')) return [{ exists: 1 }];
    if (sql.includes('COUNT(*) AS total') && !sql.includes('GROUP BY')) return [{ total: 51 }];
    if (sql.includes('GROUP BY publish_status')) return [];
    return [{
      product_id: '1073252781818',
      title: '圆桌测试商品',
      store_name: '测试家具厂',
      category: '餐厅家具',
      import_tag: '测款',
      publish_status: 'pending',
      sync_operator_name: '香茗',
      source_type: 'store',
      product_snapshot_json: JSON.stringify(product()),
    }];
  };

  try {
    const result = await listAlibaba1688Products({
      page: 2,
      pageSize: 50,
      keyword: '桌',
      importTag: '测款',
      publishStatus: 'pending',
      syncOperatorName: '香茗',
      sourceType: 'store',
    });
    const countCall = calls.find(call => call.sql.includes('COUNT(*) AS total'));
    const listCall = calls.find(call => call.sql.includes('ORDER BY updated_at DESC'));

    assert.equal(result.page, 2);
    assert.equal(result.pageSize, 50);
    assert.equal(result.total, 51);
    assert.equal(result.items[0].syncOperatorName, '香茗');
    assert.match(countCall.sql, /category LIKE \?/);
    assert.match(countCall.sql, /sync_operator_name LIKE \?/);
    assert.match(countCall.sql, /source_type = \?/);
    assert.deepEqual(countCall.params, [
      '%桌%', '%桌%', '%桌%', '%桌%', '%桌%', '测款', 'store', '%香茗%', 'pending',
    ]);
    assert.deepEqual(listCall.params.slice(-2), [50, 50]);
  } finally {
    planningDatabase.query = originalQuery;
  }
});

test('replaces the complete server snapshot without resetting publish workflow state', async () => {
  const originalQuery = planningDatabase.query;
  const originalExecute = planningDatabase.execute;
  const executed = [];
  planningDatabase.query = async (sql) => {
    if (sql.includes('information_schema.tables')) return [{ exists: 1 }];
    return [{
      product_id: '1073252781818',
      title: '新标题',
      product_snapshot_json: JSON.stringify(product({ title: '新标题' })),
      sync_version: 3,
    }];
  };
  planningDatabase.execute = async (sql, params) => {
    executed.push({ sql, params });
    return { affectedRows: 2 };
  };

  try {
    const result = await replaceAlibaba1688Product(
      '1073252781818',
      { product: product({ title: '新标题' }) },
      { apiKeyId: 'key-id', apiKeyName: 'desktop' }
    );
    assert.equal(result.operation, 'replaced');
    assert.equal(result.item.title, '新标题');
    assert.equal(executed.length, 1);
    assert.equal(executed[0].params.length, 23);
    assert.doesNotMatch(executed[0].sql, /publish_status = 'pending'/);
    assert.doesNotMatch(executed[0].sql, /published_goods_json = NULL/);
    assert.doesNotMatch(executed[0].sql, /last_published_at = NULL/);
    assert.match(executed[0].sql, /sync_version = sync_version \+ 1/);
  } finally {
    planningDatabase.query = originalQuery;
    planningDatabase.execute = originalExecute;
  }
});