public Playlist CreateNewPlaylist()
{
var allSongs = _songService.GetAllItems();
if (allSongs.Count == 0)
{
Console.WriteLine("You can't create your playlist, because database of songs is empty.");
Console.WriteLine("Press any key to return to Main menu...");
Console.ReadKey();
return(null);
}
//create new playlist with id, name and without songs
Console.Write("\r\nPlease name new playlist: ");
string playlistName = Console.ReadLine();
if (playlistName == "")
{
return(null);
}
int lastId = _playlistService.GetLastId();
Playlist playlist = new Playlist(lastId + 1, playlistName);
return(playlist);
}
public bool RecommendationSwitcher(int choice)
{
List <Song> songs = _songService.GetAllItems();
bool again = true;
switch (choice)
{
case 1:
while (again)
{
string artistName = _menuView.ShowRecoBasedOnArtistMenu();
List <Song> recoSongs = _recommendation.RecoBasedOnArtist(songs, artistName);
again = _menuView.ShowResultOfReco(recoSongs, "artist");
}
break;
case 2:
while (again)
{
int chosenGenre = _menuView.ShowRecoBasedOnGenreMenu();
List <Song> recoSongs = _recommendation.RecoBasedOnGenre(songs, chosenGenre);
again = _menuView.ShowResultOfReco(recoSongs, "genre");
}
break;
case 3:
while (again)
{
int[] fromTill = _menuView.ShowRecoBasedOnYearMenu();
List <Song> recoSongs = _recommendation.RecoBasedOnYear(songs, fromTill);
again = _menuView.ShowResultOfReco(recoSongs, "year of release");
}
break;
case -1: //return to Main Menu.
again = false;
break;
default:
Console.WriteLine("\r\nSuch option doesn't exist.");
Continue();
break;
}
return(again);
}
