public void SyncSpeakers(String eventId) //pk
{
var allSpeakers = _speakerRepository.GetByPk(eventId);
var sessions = _sessionRepository.GetAllEntries(eventId).ToList();
// for each session, update speaker's name
for (int i = 0; i < sessions.Count(); i++)
{
var session = sessions[i];
if (string.IsNullOrWhiteSpace(session.Speakers))
{
sessions[i].Speakers = null;
}
else
{
var relatedSpeakers = new List <RelatedSpeaker>();
var relatedSpeakersOld = JsonConvert.DeserializeObject <List <string> >(session.Speakers);
foreach (var speakerId in relatedSpeakersOld)
{
relatedSpeakers.Add(new RelatedSpeaker {
Id = speakerId,
Name = allSpeakers.FirstOrDefault(x => x.SpeakerId == speakerId).Name
});
}
sessions[i].Speakers = JsonConvert.SerializeObject(relatedSpeakers);
}
}
// remove the line below to persist data:
//_sessionRepository.MergeEntities(sessions);
}
public IEnumerable <SpeakerViewModel> Get(String eventId) //pk
{
return(_speakerRepository.GetByPk(eventId));
}