// Copyright (c) 2026 Gordon Bolton. MIT License.
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import nock from 'nock';

// Mock the logger before importing the client
vi.mock('../../../server/utils/logger', () => ({
  logToFile: vi.fn()
}));

// Import OmbiClient after mocking
const OmbiClient = require('../../../server/clients/OmbiClient');

describe('OmbiClient', () => {
  const baseUrl = 'http://localhost:5000';
  const apiKey = 'test-api-key-12345';

  beforeEach(() => {
    // Clean up nock after each test
    nock.cleanAll();
  });

  afterEach(() => {
    nock.cleanAll();
  });

  describe('constructor', () => {
    it('should initialize with URL and API key', () => {
      const client = new OmbiClient(baseUrl, apiKey);

      expect(client.url).toBe(baseUrl);
      expect(client.apiKey).toBe(apiKey);
    });

    it('should remove trailing slash from URL', () => {
      const client = new OmbiClient('http://localhost:5000/', apiKey);

      expect(client.url).toBe('http://localhost:5000');
    });

    it('should set up axios with API key header', () => {
      const client = new OmbiClient(baseUrl, apiKey);

      expect(client.axios.defaults.headers['ApiKey']).toBe(apiKey);
    });

    it('should set up axios with 10 second timeout', () => {
      const client = new OmbiClient(baseUrl, apiKey);

      expect(client.axios.defaults.timeout).toBe(10000);
    });
  });

  describe('getMovieRequests', () => {
    it('should return movie requests on successful API call', async () => {
      const mockMovies = [
        { id: 1, title: 'Test Movie 1', theMovieDbId: '12345' },
        { id: 2, title: 'Test Movie 2', theMovieDbId: '67890' }
      ];

      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockMovies);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getMovieRequests();

      expect(result).toEqual(mockMovies);
    });

    it('should return empty array on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .reply(500, { error: 'Internal Server Error' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getMovieRequests();

      expect(result).toEqual([]);
    });

    it('should return empty array when response data is null', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .reply(200, null);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getMovieRequests();

      expect(result).toEqual([]);
    });
  });

  describe('getTvRequests', () => {
    it('should return TV requests on successful API call', async () => {
      const mockTvShows = [
        { id: 1, title: 'Test Show 1', theTvDbId: '12345' },
        { id: 2, title: 'Test Show 2', theTvDbId: '67890' }
      ];

      nock(baseUrl)
        .get('/api/v1/Request/tv')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockTvShows);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getTvRequests();

      expect(result).toEqual(mockTvShows);
    });

    it('should return empty array on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/tv')
        .matchHeader('ApiKey', apiKey)
        .reply(500, { error: 'Internal Server Error' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getTvRequests();

      expect(result).toEqual([]);
    });

    it('should return empty array when response data is null', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/tv')
        .matchHeader('ApiKey', apiKey)
        .reply(200, null);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.getTvRequests();

      expect(result).toEqual([]);
    });
  });

  describe('searchMovieByTmdbId', () => {
    it('should return movie data for valid TMDB ID', async () => {
      const mockMovie = {
        id: 12345,
        title: 'Test Movie',
        theMovieDbId: '12345'
      };

      nock(baseUrl)
        .get('/api/v1/Search/movie/12345')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockMovie);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByTmdbId('12345');

      expect(result).toEqual(mockMovie);
    });

    it('should return null for null TMDB ID', async () => {
      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByTmdbId(null);

      expect(result).toBeNull();
    });

    it('should return null for undefined TMDB ID', async () => {
      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByTmdbId(undefined);

      expect(result).toBeNull();
    });

    it('should return null on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Search/movie/12345')
        .matchHeader('ApiKey', apiKey)
        .reply(404, { error: 'Not Found' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByTmdbId('12345');

      expect(result).toBeNull();
    });
  });

  describe('searchMovieByImdbId', () => {
    it('should return movie data for valid IMDB ID', async () => {
      const mockMovie = {
        id: 12345,
        title: 'Test Movie',
        imdbId: 'tt1234567'
      };

      nock(baseUrl)
        .get('/api/v1/Search/movie/imdb/tt1234567')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockMovie);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByImdbId('tt1234567');

      expect(result).toEqual(mockMovie);
    });

    it('should return null for null IMDB ID', async () => {
      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByImdbId(null);

      expect(result).toBeNull();
    });

    it('should return null on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Search/movie/imdb/tt1234567')
        .matchHeader('ApiKey', apiKey)
        .reply(404, { error: 'Not Found' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchMovieByImdbId('tt1234567');

      expect(result).toBeNull();
    });
  });

  describe('searchTvByTvdbId', () => {
    it('should return TV show data for valid TVDB ID', async () => {
      const mockShow = {
        id: 12345,
        title: 'Test Show',
        theTvDbId: '12345'
      };

      nock(baseUrl)
        .get('/api/v1/Search/tv/12345')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockShow);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTvdbId('12345');

      expect(result).toEqual(mockShow);
    });

    it('should return null for null TVDB ID', async () => {
      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTvdbId(null);

      expect(result).toBeNull();
    });

    it('should return null on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Search/tv/12345')
        .matchHeader('ApiKey', apiKey)
        .reply(404, { error: 'Not Found' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTvdbId('12345');

      expect(result).toBeNull();
    });
  });

  describe('searchTvByTmdbId', () => {
    it('should return TV show data for valid TMDB ID', async () => {
      const mockShow = {
        id: 12345,
        title: 'Test Show',
        theMovieDbId: '67890'
      };

      nock(baseUrl)
        .get('/api/v1/Search/tv/tmdb/67890')
        .matchHeader('ApiKey', apiKey)
        .reply(200, mockShow);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTmdbId('67890');

      expect(result).toEqual(mockShow);
    });

    it('should return null for null TMDB ID', async () => {
      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTmdbId(null);

      expect(result).toBeNull();
    });

    it('should return null on API error', async () => {
      nock(baseUrl)
        .get('/api/v1/Search/tv/tmdb/67890')
        .matchHeader('ApiKey', apiKey)
        .reply(404, { error: 'Not Found' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.searchTvByTmdbId('67890');

      expect(result).toBeNull();
    });
  });

  describe('testConnection', () => {
    it('should return true for successful connection', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .reply(200, []);

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.testConnection();

      expect(result).toBe(true);
    });

    it('should return false for failed connection', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .reply(401, { error: 'Unauthorized' });

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.testConnection();

      expect(result).toBe(false);
    });

    it('should return false on network error', async () => {
      nock(baseUrl)
        .get('/api/v1/Request/movie')
        .matchHeader('ApiKey', apiKey)
        .replyWithError('Network error');

      const client = new OmbiClient(baseUrl, apiKey);
      const result = await client.testConnection();

      expect(result).toBe(false);
    });
  });
});