public Speakers AddSpeaker(Speakers speakerToBeAdded) { if (IsUniqueSpeaker(speakerToBeAdded.SpeakerName)) { return(speakersRepository.AddSpeaker(speakerToBeAdded)); } else { return(null); } }
public Speakers AddSpeaker(Speakers speakerToBeAdded) { if (IsUniqueSpeaker(speakerToBeAdded.SpeakerName)) { return(speakersRepository.AddSpeaker(speakerToBeAdded)); } else { return(null); } }