/// <summary>
/// Adds the new session to a code camp.
/// </summary>
/// <param name="moniker">The moniker.</param>
/// <param name="sessionModel">The session model.</param>
/// <exception cref="InvalidOperationException"></exception>
/// <returns></returns>
/// <exception cref="ArgumentNullException">moniker</exception>
public async Task <SessionModel> AddNewSessionToACodeCamp(string moniker, SessionModel sessionModel)
{
if (moniker == null)
{
throw new ArgumentNullException(nameof(moniker));
}
var camp = await _codeCampRepository.GetCampByMonikerAsync(moniker);
if (camp == null)
{
throw new InvalidOperationException("Cannot find a code camp by given moniker");
}
var session = _mapper.Map <Session>(sessionModel);
if (sessionModel.Speaker?.Id != null)
{
var speaker = await _speakerRepository.GetByIdAsync(sessionModel.Speaker.Id);
if (speaker == null)
{
throw new InvalidOperationException("Cannot find a speaker for given Identifier");
}
session.Speaker = speaker;
}
session.CodeCamp = camp;
_repository.Insert(session);
await _repository.SaveAsync();
return(_mapper.Map <SessionModel>(await _repository.GetSessionByMonikerAsync(moniker, session.Id, false)));
}