// @vitest-environment nuxt
import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest';
import { usePlaylistFollow } from '../use-playlist-follow';
import { useSnackbar } from '../use-snackbar';

describe('usePlaylistFollow', () => {
  beforeEach(() => {
    useNuxtApp().payload.state = {};
    vi.useFakeTimers();
    useSnackbar().resetSnackbar();
  });

  afterEach(() => {
    vi.useRealTimers();
  });

  it('подписка добавляет плейлист и не показывает снекбар', () => {
    const { follows, isFollowing, toggleFollow } = usePlaylistFollow();
    const { snackbarText } = useSnackbar();

    toggleFollow('playlist-1', 'Playlist name');

    expect(follows.value).toEqual([ 'playlist-1' ]);
    expect(isFollowing('playlist-1')).toBe(true);
    expect(snackbarText.value).toBe('');
  });

  it('отписка показывает снекбар с кнопкой отмены', () => {
    const { follows, isFollowing, toggleFollow } = usePlaylistFollow();
    const { snackbarText, snackbarIcon, snackbarHighlight, snackbarActionText } = useSnackbar();

    toggleFollow('playlist-1', 'Playlist name');
    toggleFollow('playlist-1', 'Playlist name');

    expect(follows.value).toEqual([]);
    expect(isFollowing('playlist-1')).toBe(false);
    expect(snackbarText.value).toBe('unfollowed');
    expect(snackbarIcon.value).toBe('minus');
    expect(snackbarHighlight.value).toBe('Playlist name');
    expect(snackbarActionText.value).toBe('undo');
  });

  it('отмена возвращает подписку и не показывает новый снекбар', () => {
    const { follows, toggleFollow } = usePlaylistFollow();
    const { runSnackbarAction, snackbarText } = useSnackbar();

    toggleFollow('playlist-2', 'Another name');
    toggleFollow('playlist-2', 'Another name');
    runSnackbarAction();

    expect(follows.value).toEqual([ 'playlist-2' ]);
    expect(snackbarText.value).toBe('');
  });
});