public bool Delete(ConceptMedia relation)
{
if (_context.Entry(relation).State == EntityState.Detached)
{
_context.ConceptMedia.Attach(relation);
}
_context.ConceptMedia.Remove(relation);
return(_context.SaveChanges() == 1);
}
public ConceptMedia Insert(int conceptId, MediaWithMediaType mediaType)
{
var media = MediaWithExternalIdOfTypeExists(mediaType);
if (media == null)
{
media = CreateMedia(mediaType);
}
var relation = new ConceptMedia
{
ConceptId = conceptId,
MediaId = media.Id,
Media = media,
Created = DateTime.Now,
Updated = DateTime.Now
};
_context.ConceptMedia.Add(relation);
_context.SaveChanges();
return(relation);
}
