public async Task <IActionResult> Edit(int id, [Bind("Id,Topic")] SpeakerTopic speakerTopic)
{
if (id != speakerTopic.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(speakerTopic);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!SpeakerTopicExists(speakerTopic.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(speakerTopic));
}
public async Task <IActionResult> Create([Bind("Id,Topic")] SpeakerTopic speakerTopic)
{
if (ModelState.IsValid)
{
_context.Add(speakerTopic);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(speakerTopic));
}
UpdateSpeakers(Sacrament sacrament, String[] selectedSpeakers, String[] SpeakerTopic)
{
GetMembersForDropdown();
ICollection <Speakers> selectedSpeakersList = new List <Speakers>();
ICollection <Speakers> allSpeakers = _context.Speakers
.Include(s => s.Member).ToList();
ICollection <SpeakerTopic> allTopics = _context.SpeakerTopic.ToList();
//_context.Member.find
if (selectedSpeakers[0] != null)
{
for (int i = 0; i < selectedSpeakers.Length; i++)
{
Member mem = await getMember(selectedSpeakers[i]);
SpeakerTopic top = getTopic(SpeakerTopic[i]);
if (mem != null)
{
selectedSpeakersList.Add(new Speakers {
Sacrament = sacrament, Member = mem, Topic = top
});
}
//Remove old speaker references.
foreach (var aSpeak in allSpeakers)
{
if (aSpeak != null && sacrament.Speakers != null && sacrament.Speakers.Contains(aSpeak))
{
sacrament.Speakers.Remove(aSpeak);
}
}
if (sacrament.Speakers == null)
{
sacrament.Speakers = new List <Speakers>();
}
//Add new speaker references (If Not Exist)
foreach (var speaker in selectedSpeakersList)
{
sacrament.Speakers.Add(speaker);
}
//_context.SaveChanges();
}
}
}
private SpeakerTopic getTopic(string v)
{
if (v == null || v == "")
{
return(null);
}
SpeakerTopic top;
if (_context.SpeakerTopic.Any(T => T.Topic == v && v.Trim() != ""))
{
top = _context.SpeakerTopic.SingleOrDefault(T => T.Topic == v.Trim());
//mem.Topic = top;
}
else
{
top = new SpeakerTopic();
top.Topic = v.Trim();
_context.Add(top);
_context.SaveChanges();
//mem.Topic = top;
}
return(top);
}