public async Task <IActionResult> Edit(int?id)
{
if (id == null)
{
return(NotFound());
}
Event _event = await _db.Events.FindAsync(id);
if (_event == null)
{
return(NotFound());
}
List <EventSpeaker> eSpeaker = _db.EventSpeakers.Where(p => p.EventId == _event.Id).ToList();
List <Speaker> speakers = new List <Speaker>();
foreach (var item in eSpeaker)
{
speakers.Add(_db.Speakers.FirstOrDefault(p => p.Id == item.SpeakerId));
}
BackEndProject.Areas.Admin.ViewModels.EventEditVM eventVM = new ViewModels.EventEditVM
{
Image = _event.Image,
Content = _event.Content,
Header = _event.Header,
Date = _event.Date,
Interval = _event.Interval,
Definition = _event.Definition,
Location = _event.Location,
Speakers = speakers,
AllSpeakers = _db.Speakers.ToList()
};
return(View(eventVM));
}
public async Task <IActionResult> EditPost(int?id, ViewModels.EventEditVM eventVM, IFormFile File)
{
if (id == null)
{
return(NotFound());
}
Event _event = await _db.Events.FindAsync(id);
if (_event == null)
{
return(NotFound());
}
List <EventSpeaker> event_speaker = _db.EventSpeakers.Where(p => p.EventId == _event.Id).ToList();
List <EventSpeaker> current_EventSpeaker = _db.EventSpeakers.Where(p => p.EventId == _event.Id).ToList();
List <Speaker> current_speakers = new List <Speaker>();
foreach (var item in current_EventSpeaker)
{
current_speakers.Add(_db.Speakers.FirstOrDefault(p => p.Id == item.SpeakerId));
}
eventVM.AllSpeakers = _db.Speakers.ToList();
eventVM.Speakers = current_speakers;
eventVM.Image = _event.Image;
if (!ModelState.IsValid)
{
return(View(eventVM));
}
string keys = Request.Form["speakers"];
List <EventSpeaker> new_EventSpeaker = new List <EventSpeaker>();
if (keys != null)
{
string[] _keys = keys.Split(',');
List <int> ids = new List <int>();
foreach (var item in _keys)
{
ids.Add(Int32.Parse(item));
}
foreach (int item in ids)
{
new_EventSpeaker.Add(new EventSpeaker
{
EventId = _event.Id,
SpeakerId = item
});
}
current_EventSpeaker = new_EventSpeaker;
foreach (var item in event_speaker)
{
_db.EventSpeakers.Remove(item);
}
foreach (var item in current_EventSpeaker)
{
_db.EventSpeakers.Add(item);
}
}
if (File != null)
{
if (!File.isImage())
{
ModelState.AddModelError(string.Empty, "Choose photo type");
return(View(eventVM));
}
Helpers.Helper.DeleteIMG(_env.WebRootPath, "img/event", _event.Image);
_event.Image = await File.SaveImg(_env.WebRootPath, "img/event");
}
_event.Header = eventVM.Header;
_event.Date = eventVM.Date;
_event.Interval = eventVM.Interval;
_event.Location = eventVM.Location;
_event.Definition = eventVM.Definition;
_event.Content = eventVM.Content;
await _db.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
