back_end_oudelaa/src/modules/music-world/music-world.controller.spec.ts

import { MusicWorldController } from './music-world.controller';
import { MusicWorldService } from './music-world.service';

describe('MusicWorldController', () => {
  const createController = (
    feedService = { getExplore: jest.fn() },
    searchService = { searchPosts: jest.fn() },
  ) => new MusicWorldController(new MusicWorldService(feedService as any, searchService as any));

  it('returns Flutter-ready Arabic music discovery cards', () => {
    const controller = createController();

    const result = controller.getMusicWorld();

    expect(result.title).toBe('عالم الموسيقى');
    expect(result.searchPlaceholder).toBe('شو حابب تلاقي اليوم؟');
    expect(result.cards).toHaveLength(6);
    expect(result.cards[0]).toEqual({
      key: 'oud',
      title: 'عود',
      subtitle: 'اكتشف عزف العود والمقامات الشرقية',
      imageUrl: '/uploads/music-world/oud.jpg',
      type: 'search',
      endpoint: '/api/v1/search/posts',
      query: 'عود',
    });
    expect(result.cards.some((card) => card.type === 'navigation')).toBe(true);
    expect(result.sections.map((section) => section.key)).toEqual([
      'trending',
      'explore',
      'artists',
    ]);
  });

  it('maps feed explore posts into Flutter grid items', async () => {
    const feedService = {
      getExplore: jest.fn().mockResolvedValue({
        items: [
          {
            id: 'post-1',
            feedItemType: 'post',
            postType: 'video',
            content: 'عود حجاز',
            thumbnailUrl: '/uploads/thumb.jpg',
            media: {
              mediaType: 'video',
              displayUrl: '/uploads/thumb-medium.jpg',
              thumbnailUrl: '/uploads/thumb.jpg',
            },
            authorId: {
              _id: 'user-1',
              name: 'Artist',
              username: 'artist',
              avatar: '/avatar.jpg',
              isVerified: true,
            },
            engagement: {
              likesCount: 3,
              commentsCount: 2,
              viewCount: 10,
              playCount: 7,
            },
            likedByMe: true,
            savedByMe: false,
            createdAt: '2026-06-09T00:00:00.000Z',
          },
          {
            id: 'card-1',
            feedItemType: 'featured_marketplace',
          },
        ],
        page: 1,
        limit: 20,
        total: 1,
        totalPages: 1,
        nextCursor: null,
        pagination: { hasNextPage: false, nextCursor: null, page: 1, limit: 20 },
      }),
    };
    const controller = createController(feedService);

    const result = await controller.getExplore({ sub: 'viewer-1' } as any, {
      page: 1,
      limit: 20,
    });

    expect(feedService.getExplore).toHaveBeenCalledWith('viewer-1', { page: 1, limit: 20 });
    expect(result.items).toHaveLength(1);
    expect(result.items[0]).toMatchObject({
      id: 'post-1',
      postType: 'video',
      content: 'عود حجاز',
      thumbnailUrl: '/uploads/thumb.jpg',
      displayUrl: '/uploads/thumb-medium.jpg',
      author: {
        id: 'user-1',
        username: 'artist',
        isVerified: true,
      },
      engagement: {
        likesCount: 3,
        commentsCount: 2,
        viewCount: 10,
        playCount: 7,
      },
      isLiked: true,
      isSaved: false,
    });
    expect(result.pagination).toMatchObject({ hasNextPage: false });
  });

  it('maps music-world search results into the same grid item shape', async () => {
    const searchService = {
      searchPosts: jest.fn().mockResolvedValue({
        items: [
          {
            _id: 'post-2',
            postType: 'image',
            content: 'ناي',
            imageUrls: ['/uploads/ney.jpg'],
            authorId: {
              _id: 'user-2',
              name: 'Ney Artist',
              username: 'ney_artist',
              avatar: '',
              isVerified: false,
            },
            likesCount: 4,
            commentsCount: 1,
            isLiked: false,
            isSaved: true,
            createdAt: '2026-06-09T00:00:00.000Z',
          },
        ],
        page: 1,
        limit: 20,
        total: 1,
        totalPages: 1,
        nextCursor: null,
        pagination: { hasNextPage: false },
      }),
    };
    const controller = createController(undefined, searchService);

    const result = await controller.search({ sub: 'viewer-1' } as any, {
      q: 'ناي',
      page: 1,
      limit: 20,
    });

    expect(searchService.searchPosts).toHaveBeenCalledWith('viewer-1', {
      q: 'ناي',
      page: 1,
      limit: 20,
      type: 'posts',
    });
    expect(result.items[0]).toMatchObject({
      id: 'post-2',
      postType: 'image',
      displayUrl: '/uploads/ney.jpg',
      thumbnailUrl: '/uploads/ney.jpg',
      author: {
        id: 'user-2',
        username: 'ney_artist',
      },
      engagement: {
        likesCount: 4,
        commentsCount: 1,
      },
      isLiked: false,
      isSaved: true,
    });
  });
});