const {
  normalizeVatInvoiceResult,
} = require("../../../src/services/ocr/tencent");

describe("tencent VAT OCR normalization", () => {
  it("normalizes identifiers, date and amounts from Tencent result", () => {
    const normalized = normalizeVatInvoiceResult({
      InvoiceCode: " 0440 0320 4111 ",
      InvoiceNum: " 1234 5678 ",
      InvoiceDate: "2026年4月28日",
      AmountWithoutTax: "1,488.50",
      TaxAmount: "194.50",
      AmountInFiguers: "￥1683.00",
      SellerName: "  北京悦海堂餐饮管理有限公司  ",
      BuyerName: "  华印公司  ",
    });

    expect(normalized).toEqual(
      expect.objectContaining({
        invoiceCode: "044003204111",
        invoiceNumber: "12345678",
        invoiceDate: "2026-04-28",
        amount: "1488.50",
        taxAmount: "194.50",
        totalAmount: "1683.00",
        sellerName: "北京悦海堂餐饮管理有限公司",
        buyerName: "华印公司",
      }),
    );
  });

  it("derives amount from total and tax when Tencent omits AmountWithoutTax", () => {
    const result = normalizeVatInvoiceResult({
      InvoiceCode: "044003204111",
      InvoiceNum: "12345678",
      InvoiceDate: "2026/04/28",
      TaxAmount: 194.5,
      TotalAmount: 1683,
      SellerName: "北京悦海堂餐饮管理有限公司",
      BuyerName: "华印公司",
    });

    expect(result).toEqual(
      expect.objectContaining({
        amount: "1488.50",
        taxAmount: "194.50",
        totalAmount: "1683.00",
      }),
    );
  });
});