public async Task CreateAsync(UserAddress address)
{
if (address == null)
{
throw new ArgumentNullException();
}
_context.UserAddresses.Add(address);
await _context.SaveChangesAsync();
}
public async Task AddAsync(Artist artist)
{
if (artist == null)
{
throw new ArgumentNullException();
}
_context.Artists.Add(artist);
await _context.SaveChangesAsync();
}
public async Task AddAsync(Album album)
{
bool exists = await _context.Albums.AnyAsync(s => s.AlbumId == album.AlbumId);
if (exists)
{
throw new ArgumentException();
}
_context.Albums.Add(album);
await _context.SaveChangesAsync();
}
public async Task AddAsync(Genre genre)
{
_context.Genres.Add(genre);
await _context.SaveChangesAsync();
}