using SpotifyAPI.Web;

public class SpotifyApiClient
{
    private SpotifyClient _spotifyClient;

    public SpotifyApiClient()
    {
        var config = SpotifyClientConfig.CreateDefault()
            .WithAuthenticator(new ClientCredentialsAuthenticator(
                AppConfiguration.Instance.SpotifyClientId, 
                AppConfiguration.Instance.SpotifyClientSecret));

        _spotifyClient = new SpotifyClient(config);
    }

    public async Task<List<FullTrack>> GetTrackCandidatesAsync(string trackName, string artistName)
    {
        try
        {
            var searchResponse = await _spotifyClient.Search.Item(new SearchRequest(SearchRequest.Types.Track, $"{trackName} {artistName}")
            {
                Limit = 5
            });
            return searchResponse.Tracks.Items ?? new List<FullTrack>();
        }
        catch (APIException ex)
        {
            throw new Exception($"Error fetching tracks by query: \"{trackName} {artistName}\": {ex.Message}", ex);
        }
    }

    public async Task<FullTrack> GetTrackByIdAsync(string trackId)
    {
        try
        {
            return await _spotifyClient.Tracks.Get(trackId);
        }
        catch (APIException ex)
        {
            throw new Exception($"Error fetching track by ID: {trackId}: {ex.Message}", ex);
        }
    }
}