import {
  normalizeProductDetail,
  parsePackageSpecs,
  parseSizeChart,
} from './sds-product-detail.mapper';

const sizeTable = JSON.stringify([
  ['尺码', '衣长(cm/in)', '胸围(cm/in)', '肩宽(cm/in)', '袖长(cm/in)'].map((content) => ({ content, remark: '' })),
  ['S', '71', '92', '43', '22'].map((content) => ({ content, remark: '' })),
  ['M', '74', '102', '45', '22'].map((content) => ({ content, remark: '' })),
  ['L', '76', '112', '48', '23'].map((content) => ({ content, remark: '' })),
  ['XL', '79', '122', '51', '23'].map((content) => ({ content, remark: '' })),
  ['2XL', '82', '132', '53', '25'].map((content) => ({ content, remark: '' })),
  ['3XL', '84', '142', '56', '25'].map((content) => ({ content, remark: '' })),
]);

const packageTable = JSON.stringify([
  ['尺码', '包装尺寸（cm）', '包装尺寸（in）', '包装体积（cm³）', '包装体积（in³）', '含包装重量（g）', '含包装重量（lb）'].map((content) => ({ content })),
  ['S', '36.0*26.0*1.0\t', '14.17*10.24*0.39\t', '936.00', '57.12', '208.00', '0.46'].map((content) => ({ content })),
  ['M', '36.0*26.0*1.0', '14.17*10.24*0.39', '936.00', '57.12', '218.00', '0.48'].map((content) => ({ content })),
]);

describe('SDS product detail mapper', () => {
  it('parses the product_detail.txt size table into structured rows', () => {
    const chart = parseSizeChart(sizeTable) as any;
    expect(chart.columns.map((column: any) => column.key)).toEqual([
      'bodyLength',
      'chest',
      'shoulder',
      'sleeveLength',
    ]);
    expect(chart.rows).toHaveLength(6);
    expect(chart.rows[0].measurements[0]).toEqual({ key: 'bodyLength', cm: '71', in: '27.95' });
  });

  it('drops the local size-code column (P/M/G/GG) named 尺码 when all values are non-numeric', () => {
    // 巴西/西语市场的 SDS 上游在表头第二列再放一个「尺码」列，值是本地尺码码
    // P/M/G/GG（=S/M/L/XL），与行首尺码重复且非测量值，应整列丢弃
    const raw = JSON.stringify([
      ['尺码', '尺码(cm/in)', '肩宽(cm/in)', '胸围(cm/in)'].map((content) => ({ content, remark: '' })),
      ['S', 'P', '52', '106'].map((content) => ({ content, remark: '' })),
      ['M', 'M', '55', '112'].map((content) => ({ content, remark: '' })),
      ['L', 'G', '58', '118'].map((content) => ({ content, remark: '' })),
      ['XL', 'GG', '61', '124'].map((content) => ({ content, remark: '' })),
    ]);
    const chart = parseSizeChart(raw) as any;
    expect(chart.columns.map((c: any) => c.name)).toEqual(['肩宽', '胸围']);
    expect(chart.rows[0].measurements.map((m: any) => m.key)).toEqual(['shoulder', 'chest']);
    expect(chart.rows[0].measurements[0]).toEqual({ key: 'shoulder', cm: '52', in: '20.47' });
  });

  it('keeps a 尺码-named column when its values are numeric', () => {
    const raw = JSON.stringify([
      ['尺码', '尺码(cm/in)', '胸围(cm/in)'].map((content) => ({ content, remark: '' })),
      ['S', '1', '106'].map((content) => ({ content, remark: '' })),
      ['M', '2', '112'].map((content) => ({ content, remark: '' })),
    ]);
    const chart = parseSizeChart(raw) as any;
    expect(chart.columns).toHaveLength(2);
    expect(chart.rows[0].measurements[0].cm).toBe('1');
  });

  it('keeps non-numeric reference columns like 身高/体重', () => {
    const raw = JSON.stringify([
      ['尺码', '身高(cm/in)', '体重(cm/in)'].map((content) => ({ content, remark: '' })),
      ['S', '50-60', '3-4kg'].map((content) => ({ content, remark: '' })),
      ['M', '60-70', '4-5kg'].map((content) => ({ content, remark: '' })),
    ]);
    const chart = parseSizeChart(raw) as any;
    expect(chart.columns.map((c: any) => c.name)).toEqual(['身高', '体重']);
  });

  it('parses packaging dimensions and weights', () => {
    const specs = parsePackageSpecs(packageTable) as any;
    expect(specs.rows).toHaveLength(2);
    expect(specs.rows[0].dimensionsCm).toEqual({ length: '36.0', width: '26.0', height: '1.0' });
    expect(specs.rows[0].grossWeightG).toBe('208.00');
  });

  it('normalizes detail text, options and variants', () => {
    const normalized = normalizeProductDetail({
      id: 168746,
      sku: 'OZ10827003',
      english_name: 't-shirt',
      productionCycle: 24,
      minWeight: 250,
      product_details: {
        production_process: '白墨烫画',
        material_description: '100%纯棉',
        product_size: sizeTable,
        packaging_specification: packageTable,
      },
      subproducts: {
        attributers: [{
          size: 'S',
          sizeId: 1922304,
          colors: [{ colorId: 1139383, color: '#000300', color_name: 'black', colorSort: 1 }],
        }],
        items: [{
          id: 168747,
          sku: 'OZ10827003001',
          size: 'S',
          sizeId: 1922304,
          colorId: 1139383,
          color: { colorId: 1139383, color: '#000300', color_name: 'black' },
          currentPrice: 38,
          originalPrice: 38,
          weight: 250,
          box_length: 30,
          box_width: 20,
          box_height: 5,
          status: 1,
          delFlag: '0',
        }],
      },
    });

    expect(normalized.productCode).toBe('OZ10827003');
    expect(normalized.productionProcess).toBe('白墨烫画');
    expect(normalized.variants[0].sku).toBe('OZ10827003001');
    expect(normalized.variants[0].price?.toString()).toBe('38');
  });
});