/*
Copyright 2026 Lotus Guild

SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE in the repository root for full details.
*/

import { beforeEach, expect, test, vi } from "vitest";

import { LotusWidgetActions } from "./lotusActions";
import {
  clearScreenshareAudio,
  reportScreenshareAudio,
  resetScreenshareAudioPresence,
} from "./lotusScreenshareAudio";

const send = vi.fn().mockResolvedValue({});

vi.mock("../widget", () => ({
  widget: {
    api: { transport: { send: (...a: unknown[]): unknown => send(...a) } },
  },
}));

const sent = (): unknown[] =>
  send.mock.calls
    .filter(([action]) => action === LotusWidgetActions.ScreenshareAudioState)
    .map(([, data]) => data);

beforeEach(() => {
  resetScreenshareAudioPresence();
  send.mockClear();
});

test("[cinny #277] reports presence only when the combined answer changes", () => {
  reportScreenshareAudio("sfu-a", false);
  reportScreenshareAudio("sfu-a", false);
  reportScreenshareAudio("sfu-a", true);
  reportScreenshareAudio("sfu-a", true);
  reportScreenshareAudio("sfu-a", false);
  expect(sent()).toEqual([
    { present: false },
    { present: true },
    { present: false },
  ]);
});

test("[cinny #277] any room with screenshare audio counts as present", () => {
  reportScreenshareAudio("sfu-a", true);
  reportScreenshareAudio("sfu-b", false);
  expect(sent()).toEqual([{ present: true }]);
  // A share is still playing in sfu-b after sfu-a's stops.
  reportScreenshareAudio("sfu-b", true);
  reportScreenshareAudio("sfu-a", false);
  expect(sent()).toEqual([{ present: true }]);
  // The renderer for sfu-b unmounts (call left): nothing is playing.
  clearScreenshareAudio("sfu-b");
  expect(sent()).toEqual([{ present: true }, { present: false }]);
});