public void add_sample_data(ChinookDbContext db)
{
var digital_download = new media_type()
{
Name = "Digital Download"
};
var rock_genre = new genre()
{
Name = "Rock"
};
var new_artist = new artist()
{
Name = "Bob Sacamano"
};
var new_album = new album()
{
Title = "My stuff 2018", Artist = new_artist
};
var new_track = new track()
{
Name = "Bad Medicine", Album = new_album, Genre = rock_genre, MediaType = digital_download
};
var new_playlist = new playlist()
{
PlaylistId = 0, Name = "Test playlist"
};
var ref_playlist_track = new playlist_track()
{
playlist = new_playlist, track = new_track
};
new_playlist.tracks.Add(ref_playlist_track);
db.playlist_tracks.Add(ref_playlist_track);
db.SaveChanges();
}
private void add_sample_data_to_db()
{
try
{
using (var db = new ChinookDbContext())
{
var playlist = db.playlists.Include("tracks").FirstOrDefault();
if (playlist == null)
{
var new_track = new track()
{
Name = "Bad Medicine"
};
var new_playlist = new playlist()
{
PlaylistId = 0, Name = "Test playlist"
};
var ref_playlist_track = new playlist_track()
{
playlist = new_playlist, track = new_track
};
new_playlist.tracks.Add(ref_playlist_track);
db.playlists.Add(new_playlist);
db.SaveChanges();
Tracks.ItemsSource = new_playlist.tracks;
}
else
{
Tracks.ItemsSource = playlist.tracks; // db.playlists.Include("tracks").ToList();
}
}
}
catch (Exception ex)
{
System.Console.WriteLine("Error: \n" + ex.Message);
if (ex.InnerException != null)
{
System.Console.WriteLine("Inner Exception: \n" + ex.InnerException.Message);
}
}
}
