import assert from "node:assert/strict";
import test from "node:test";

import { parseSettingsQuery, stripSettingsQuery } from "../src/lib/settings-url.ts";

test("parses a billing settings query with source, plan and tab", () => {
  const query = parseSettingsQuery("?settings=billing&source=legacy&plan=monthly&tab=orders");
  assert.deepEqual(query, {
    pane: "billing",
    source: "legacy",
    plan: "monthly",
    tab: "orders",
  });
});

test("returns null when the settings pane is absent or not billing", () => {
  assert.equal(parseSettingsQuery(""), null);
  assert.equal(parseSettingsQuery("?c=11111111-1111-4111-8111-111111111111"), null);
  assert.equal(parseSettingsQuery("?settings=profile"), null);
});

test("ignores unknown plan and tab aliases", () => {
  const query = parseSettingsQuery("?settings=billing&plan=weekly&tab=invoices&source=credits");
  assert.deepEqual(query, {
    pane: "billing",
    source: "credits",
    plan: null,
    tab: null,
  });
});

test("strips settings fields and keeps the session query", () => {
  assert.equal(
    stripSettingsQuery("?settings=billing&source=legacy&c=11111111-1111-4111-8111-111111111111"),
    "/?c=11111111-1111-4111-8111-111111111111",
  );
  assert.equal(stripSettingsQuery("?settings=billing&source=legacy&plan=yearly&tab=redeem"), "/");
});