import { expect, test } from "bun:test";
import { parseCatalogUpcLookupResponse } from "./sp-api.ts";

test("parseCatalogUpcLookupResponse resolves one ASIN", () => {
  const detail = parseCatalogUpcLookupResponse("012345678901", {
    items: [{ asin: "b000found1" }],
  });

  expect(detail.status).toBe("found");
  expect(detail.asin).toBe("B000FOUND1");
  expect(detail.candidateAsins).toEqual(["B000FOUND1"]);
});

test("parseCatalogUpcLookupResponse marks no match", () => {
  const detail = parseCatalogUpcLookupResponse("012345678901", {
    payload: { items: [] },
  });

  expect(detail.status).toBe("not_found");
  expect(detail.asin).toBeNull();
});

test("parseCatalogUpcLookupResponse marks multiple ASINs", () => {
  const detail = parseCatalogUpcLookupResponse("012345678901", {
    payload: {
      items: [{ asin: "B000000001" }, { asin: "B000000002" }],
    },
  });

  expect(detail.status).toBe("multiple_asins");
  expect(detail.candidateAsins).toEqual(["B000000001", "B000000002"]);
});

test("parseCatalogUpcLookupResponse marks invalid UPCs", () => {
  const detail = parseCatalogUpcLookupResponse("123", { items: [] });

  expect(detail.status).toBe("invalid_upc");
});

test("parseCatalogUpcLookupResponse marks malformed response as failed", () => {
  const detail = parseCatalogUpcLookupResponse("012345678901", {
    unexpected: true,
  });

  expect(detail.status).toBe("request_failed");
});