public async Task DeleteAsync(Guid id)
{
var conference = await _conferenceRepository.GetAsync(id);
if (conference is null)
{
throw new ConferenceNotFoundException(id);
}
if (await _conferenceDeletionPolicy.CanDeleteAsync(conference) is false)
{
throw new CannotDeleteHConferenceException(id);
}
await _conferenceRepository.DeleteAsync(conference);
}
public async Task <bool> CanDeleteAsync(Host host)
{
if (host.Conferences is null || !host.Conferences.Any())
{
return(true);
}
foreach (var conference in host.Conferences)
{
if (await _conferenceDeletionPolicy.CanDeleteAsync(conference) is false)
{
return(false);
}
}
return(true);
}
public async Task DeleteAsync(Guid id)
{
var conference = await _conferenceRepository.GetAsync(id);
if (conference is null)
{
throw new ConferenceNotFoundException(id);
}
if (!await _conferenceDeletionPolicy.CanDeleteAsync(conference))
{
throw new CannotDeleteConferenceException(id);
}
_conferenceRepository.Delete(conference);
await _conferenceRepository.UnitOfWork.SaveChangesAsync();
}