import { describe, expect, it } from "vitest";
import { shouldReuseCcMemoryToken } from "@/services/cc/auth";
import { summarizeBody, deriveMailContentKind } from "@/utils/mailContent";

describe("CC token memory reuse", () => {
  const loginMark = "mark-1";

  it("reuses memory token when plenty of TTL remains", () => {
    const expireAt = new Date(Date.now() + 2 * 60 * 60 * 1000);
    expect(
      shouldReuseCcMemoryToken(
        { loginMark, expireAt },
        loginMark,
        Date.now(),
      ),
    ).toBe(true);
  });

  it("does not reuse when loginMark differs", () => {
    expect(
      shouldReuseCcMemoryToken(
        { loginMark: "other", expireAt: new Date(Date.now() + 3_600_000) },
        loginMark,
        Date.now(),
      ),
    ).toBe(false);
  });

  it("falls back to DB when remaining TTL is under 30s", () => {
    expect(
      shouldReuseCcMemoryToken(
        { loginMark, expireAt: new Date(Date.now() + 10_000) },
        loginMark,
        Date.now(),
      ),
    ).toBe(false);
  });

  it("does not reuse null memory", () => {
    expect(shouldReuseCcMemoryToken(null, loginMark, Date.now())).toBe(false);
  });
});

describe("mail list avoids loading body", () => {
  it("summarizes from subject when body is omitted", () => {
    expect(summarizeBody("柜预报 WHLU123")).toBe("柜预报 WHLU123");
  });

  it("classifies list rows from filenames without body", () => {
    expect(deriveMailContentKind(["packing.xlsx"], ".")).toBe("PACKING_LIST");
    expect(deriveMailContentKind([], ".")).toBe("PLAIN_TEXT");
  });
});