public async Task UpdateVenueAsync(int venueId, Venue updatedVenue)
{
updatedVenue.Id = venueId;
var entry = _context.Attach(updatedVenue);
entry.State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (await _context.Venues.SingleOrDefaultAsync(v => v.Id == venueId) == null)
{
throw new EntityNotFoundException($"Nem található Id={venueId} helyszín!");
}
}
}
public async Task UpdateBandAsync(int bandId, Band updatedBand)
{
updatedBand.Id = bandId;
var entry = _context.Attach(updatedBand);
entry.State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (await _context.Bands.SingleOrDefaultAsync(b => b.Id == bandId) == null)
{
throw new EntityNotFoundException($"Nem található Id={bandId} együttes!");
}
throw;
}
}