public async Task <RecommendationsResponseDTO> GetRecommendations(string artistsIDs, string genresIDs)
{
RecommendationsResponseDTO recommendations = null;
// double work here wanted a list of strings but got a string of comma separated items
// so first to an array the passed as List
// TODO: see if possible to receive a list of strings from js
List <string> artists = artistsIDs != null?artistsIDs.Split(',').ToList() : null;
List <string> genres = genresIDs != null?genresIDs.Split(',').ToList() : null;
recommendations = await rest.GetRecommendationsAsync(await RetrieveToken(), artists, genres);
return(recommendations);
}